-What: state
+What: /sys/devices/system/ibm_rtl/state
Date: Sep 2010
KernelVersion: 2.6.37
Contact: Vernon Mauery <vernux@us.ibm.com>
Users: The ibm-prtm userspace daemon uses this interface.
-What: version
+What: /sys/devices/system/ibm_rtl/version
Date: Sep 2010
KernelVersion: 2.6.37
Contact: Vernon Mauery <vernux@us.ibm.com>
reset signal present internally in some host controller IC designs.
See Documentation/devicetree/bindings/reset/reset.txt for details.
+* reset-names: request name for using "resets" property. Must be "reset".
+ (It will be used together with "resets" property.)
+
* clocks: from common clock binding: handle to biu and ciu clocks for the
bus interface unit clock and the card interface unit clock.
interrupts = <0 75 0>;
#address-cells = <1>;
#size-cells = <0>;
+ resets = <&rst 20>;
+ reset-names = "reset";
};
[board specific internal DMA resources]
- "sys"
- "legacy"
- "client"
-- resets: Must contain five entries for each entry in reset-names.
+- resets: Must contain seven entries for each entry in reset-names.
See ../reset/reset.txt for details.
- reset-names: Must include the following names
- "core"
- "mgmt"
- "mgmt-sticky"
- "pipe"
+ - "pm"
+ - "aclk"
+ - "pclk"
- pinctrl-names : The pin control state names
- pinctrl-0: The "default" pinctrl state
- #interrupt-cells: specifies the number of cells needed to encode an
reg = <0x0 0xf8000000 0x0 0x2000000>, <0x0 0xfd000000 0x0 0x1000000>;
reg-names = "axi-base", "apb-base";
resets = <&cru SRST_PCIE_CORE>, <&cru SRST_PCIE_MGMT>,
- <&cru SRST_PCIE_MGMT_STICKY>, <&cru SRST_PCIE_PIPE>;
- reset-names = "core", "mgmt", "mgmt-sticky", "pipe";
+ <&cru SRST_PCIE_MGMT_STICKY>, <&cru SRST_PCIE_PIPE> ,
+ <&cru SRST_PCIE_PM>, <&cru SRST_P_PCIE>, <&cru SRST_A_PCIE>;
+ reset-names = "core", "mgmt", "mgmt-sticky", "pipe",
+ "pm", "pclk", "aclk";
phys = <&pcie_phy>;
phy-names = "pcie-phy";
pinctrl-names = "default";
- #size-cells : The value of this property must be 1
- ranges : defines mapping between pin controller node (parent) to
gpio-bank node (children).
- - interrupt-parent: phandle of the interrupt parent to which the external
- GPIO interrupts are forwarded to.
- - st,syscfg: Should be phandle/offset pair. The phandle to the syscon node
- which includes IRQ mux selection register, and the offset of the IRQ mux
- selection register.
- pins-are-numbered: Specify the subnodes are using numbered pinmux to
specify pins.
Optional properties:
- reset: : Reference to the reset controller
+ - interrupt-parent: phandle of the interrupt parent to which the external
+ GPIO interrupts are forwarded to.
+ - st,syscfg: Should be phandle/offset pair. The phandle to the syscon node
+ which includes IRQ mux selection register, and the offset of the IRQ mux
+ selection register.
Example:
#include <dt-bindings/pinctrl/stm32f429-pinfunc.h>
int (*flush) (struct file *);
int (*release) (struct inode *, struct file *);
int (*fsync) (struct file *, loff_t start, loff_t end, int datasync);
- int (*aio_fsync) (struct kiocb *, int datasync);
int (*fasync) (int, struct file *, int);
int (*lock) (struct file *, int, struct file_lock *);
ssize_t (*readv) (struct file *, const struct iovec *, unsigned long,
int (*flush) (struct file *, fl_owner_t id);
int (*release) (struct inode *, struct file *);
int (*fsync) (struct file *, loff_t, loff_t, int datasync);
- int (*aio_fsync) (struct kiocb *, int datasync);
int (*fasync) (int, struct file *, int);
int (*lock) (struct file *, int, struct file_lock *);
ssize_t (*sendpage) (struct file *, struct page *, int, size_t, loff_t *, int);
M: Keith Busch <keith.busch@intel.com>
L: linux-pci@vger.kernel.org
S: Supported
-F: arch/x86/pci/vmd.c
+F: drivers/pci/host/vmd.c
PCIE DRIVER FOR ST SPEAR13XX
M: Pratyush Anand <pratyush.anand@gmail.com>
VERSION = 4
PATCHLEVEL = 9
SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc5
NAME = Psychotic Stoned Sheep
# *DOCUMENTATION*
CFLAGS_KERNEL =
AFLAGS_KERNEL =
LDFLAGS_vmlinux =
-CFLAGS_GCOV = -fprofile-arcs -ftest-coverage -fno-tree-loop-im
+CFLAGS_GCOV = -fprofile-arcs -ftest-coverage -fno-tree-loop-im -Wno-maybe-uninitialized
CFLAGS_KCOV := $(call cc-option,-fsanitize-coverage=trace-pc,)
include arch/$(SRCARCH)/Makefile
KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks,)
-KBUILD_CFLAGS += $(call cc-disable-warning,maybe-uninitialized,)
KBUILD_CFLAGS += $(call cc-disable-warning,frame-address,)
ifdef CONFIG_LD_DEAD_CODE_DATA_ELIMINATION
endif
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-KBUILD_CFLAGS += -Os
+KBUILD_CFLAGS += -Os $(call cc-disable-warning,maybe-uninitialized,)
else
ifdef CONFIG_PROFILE_ALL_BRANCHES
-KBUILD_CFLAGS += -O2
+KBUILD_CFLAGS += -O2 $(call cc-disable-warning,maybe-uninitialized,)
else
KBUILD_CFLAGS += -O2
endif
endif
+KBUILD_CFLAGS += $(call cc-ifversion, -lt, 0409, \
+ $(call cc-disable-warning,maybe-uninitialized,))
+
# Tell gcc to never replace conditional load with a non-conditional one
KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0)
cflags-$(atleast_gcc44) += -fsection-anchors
+cflags-$(CONFIG_ARC_HAS_LLSC) += -mlock
+cflags-$(CONFIG_ARC_HAS_SWAPE) += -mswape
+
ifdef CONFIG_ISA_ARCV2
ifndef CONFIG_ARC_HAS_LL64
ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
# Generic build system uses -O2, we want -O3
# Note: No need to add to cflags-y as that happens anyways
-ARCH_CFLAGS += -O3
+#
+# Disable the false maybe-uninitialized warings gcc spits out at -O3
+ARCH_CFLAGS += -O3 $(call cc-disable-warning,maybe-uninitialized,)
endif
# small data is default for elf32 tool-chain. If not usable, disable it
reg-io-width = <4>;
};
- arcpmu0: pmu {
+ arcpct0: pct {
compatible = "snps,arc700-pct";
};
};
};
};
- arcpmu0: pmu {
+ arcpct0: pct {
compatible = "snps,arc700-pct";
};
};
reg = <0xf0003000 0x44>;
interrupts = <7>;
};
+
+ arcpct0: pct {
+ compatible = "snps,arc700-pct";
+ };
};
};
CONFIG_INITRAMFS_SOURCE="../arc_initramfs/"
CONFIG_KALLSYMS_ALL=y
CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
# CONFIG_SLUB_DEBUG is not set
# CONFIG_COMPAT_BRK is not set
CONFIG_KPROBES=y
CONFIG_INITRAMFS_SOURCE="../../arc_initramfs_hs/"
CONFIG_KALLSYMS_ALL=y
CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
# CONFIG_SLUB_DEBUG is not set
# CONFIG_COMPAT_BRK is not set
CONFIG_KPROBES=y
CONFIG_INITRAMFS_SOURCE="../arc_initramfs_hs/"
CONFIG_KALLSYMS_ALL=y
CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
# CONFIG_SLUB_DEBUG is not set
# CONFIG_COMPAT_BRK is not set
CONFIG_KPROBES=y
CONFIG_INITRAMFS_SOURCE="../arc_initramfs/"
CONFIG_KALLSYMS_ALL=y
CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
# CONFIG_SLUB_DEBUG is not set
# CONFIG_COMPAT_BRK is not set
CONFIG_KPROBES=y
CONFIG_INITRAMFS_SOURCE="../arc_initramfs_hs/"
CONFIG_KALLSYMS_ALL=y
CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
# CONFIG_SLUB_DEBUG is not set
# CONFIG_COMPAT_BRK is not set
CONFIG_KPROBES=y
# CONFIG_PID_NS is not set
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE="../arc_initramfs_hs/"
+CONFIG_PERF_EVENTS=y
# CONFIG_COMPAT_BRK is not set
CONFIG_KPROBES=y
CONFIG_MODULES=y
# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
# CONFIG_INET_XFRM_MODE_TUNNEL is not set
# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
# CONFIG_IPV6 is not set
# CONFIG_WIRELESS is not set
CONFIG_DEVTMPFS=y
# CONFIG_HWMON is not set
CONFIG_DRM=y
CONFIG_DRM_ARCPGU=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_HID is not set
# CONFIG_USB_SUPPORT is not set
#define STATUS_AE_BIT 5 /* Exception active */
#define STATUS_DE_BIT 6 /* PC is in delay slot */
#define STATUS_U_BIT 7 /* User/Kernel mode */
+#define STATUS_Z_BIT 11
#define STATUS_L_BIT 12 /* Loop inhibit */
/* These masks correspond to the status word(STATUS_32) bits */
#define STATUS_AE_MASK (1<<STATUS_AE_BIT)
#define STATUS_DE_MASK (1<<STATUS_DE_BIT)
#define STATUS_U_MASK (1<<STATUS_U_BIT)
+#define STATUS_Z_MASK (1<<STATUS_Z_BIT)
#define STATUS_L_MASK (1<<STATUS_L_BIT)
/*
* API expected BY platform smp code (FROM arch smp code)
*
* smp_ipi_irq_setup:
- * Takes @cpu and @irq to which the arch-common ISR is hooked up
+ * Takes @cpu and @hwirq to which the arch-common ISR is hooked up
*/
-extern int smp_ipi_irq_setup(int cpu, int irq);
+extern int smp_ipi_irq_setup(int cpu, irq_hw_number_t hwirq);
/*
* struct plat_smp_ops - SMP callbacks provided by platform to ARC SMP
arc_base_baud = 166666666; /* Fixed 166.6MHz clk (TB10x) */
else if (of_flat_dt_is_compatible(dt_root, "snps,arc-sdp"))
arc_base_baud = 33333333; /* Fixed 33MHz clk (AXS10x) */
+ else if (of_flat_dt_is_compatible(dt_root, "ezchip,arc-nps"))
+ arc_base_baud = 800000000; /* Fixed 800MHz clk (NPS) */
else
arc_base_baud = 50000000; /* Fixed default 50MHz */
}
{
unsigned long flags;
cpumask_t online;
+ unsigned int destination_bits;
+ unsigned int distribution_mode;
/* errout if no online cpu per @cpumask */
if (!cpumask_and(&online, cpumask, cpu_online_mask))
raw_spin_lock_irqsave(&mcip_lock, flags);
- idu_set_dest(data->hwirq, cpumask_bits(&online)[0]);
- idu_set_mode(data->hwirq, IDU_M_TRIG_LEVEL, IDU_M_DISTRI_RR);
+ destination_bits = cpumask_bits(&online)[0];
+ idu_set_dest(data->hwirq, destination_bits);
+
+ if (ffs(destination_bits) == fls(destination_bits))
+ distribution_mode = IDU_M_DISTRI_DEST;
+ else
+ distribution_mode = IDU_M_DISTRI_RR;
+
+ idu_set_mode(data->hwirq, IDU_M_TRIG_LEVEL, distribution_mode);
raw_spin_unlock_irqrestore(&mcip_lock, flags);
};
-static int idu_first_irq;
+static irq_hw_number_t idu_first_hwirq;
static void idu_cascade_isr(struct irq_desc *desc)
{
- struct irq_domain *domain = irq_desc_get_handler_data(desc);
- unsigned int core_irq = irq_desc_get_irq(desc);
- unsigned int idu_irq;
+ struct irq_domain *idu_domain = irq_desc_get_handler_data(desc);
+ irq_hw_number_t core_hwirq = irqd_to_hwirq(irq_desc_get_irq_data(desc));
+ irq_hw_number_t idu_hwirq = core_hwirq - idu_first_hwirq;
- idu_irq = core_irq - idu_first_irq;
- generic_handle_irq(irq_find_mapping(domain, idu_irq));
+ generic_handle_irq(irq_find_mapping(idu_domain, idu_hwirq));
}
static int idu_irq_map(struct irq_domain *d, unsigned int virq, irq_hw_number_t hwirq)
struct irq_domain *domain;
/* Read IDU BCR to confirm nr_irqs */
int nr_irqs = of_irq_count(intc);
- int i, irq;
+ int i, virq;
struct mcip_bcr mp;
READ_BCR(ARC_REG_MCIP_BCR, mp);
* however we need it to get the parent virq and set IDU handler
* as first level isr
*/
- irq = irq_of_parse_and_map(intc, i);
+ virq = irq_of_parse_and_map(intc, i);
if (!i)
- idu_first_irq = irq;
+ idu_first_hwirq = irqd_to_hwirq(irq_get_irq_data(virq));
- irq_set_chained_handler_and_data(irq, idu_cascade_isr, domain);
+ irq_set_chained_handler_and_data(virq, idu_cascade_isr, domain);
}
__mcip_cmd(CMD_IDU_ENABLE, 0);
SYSCALL_DEFINE3(arc_usr_cmpxchg, int *, uaddr, int, expected, int, new)
{
- int uval;
- int ret;
+ struct pt_regs *regs = current_pt_regs();
+ int uval = -EFAULT;
/*
* This is only for old cores lacking LLOCK/SCOND, which by defintion
*/
WARN_ON_ONCE(IS_ENABLED(CONFIG_SMP));
+ /* Z indicates to userspace if operation succeded */
+ regs->status32 &= ~STATUS_Z_MASK;
+
if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int)))
return -EFAULT;
preempt_disable();
- ret = __get_user(uval, uaddr);
- if (ret)
+ if (__get_user(uval, uaddr))
goto done;
- if (uval != expected)
- ret = -EAGAIN;
- else
- ret = __put_user(new, uaddr);
+ if (uval == expected) {
+ if (!__put_user(new, uaddr))
+ regs->status32 |= STATUS_Z_MASK;
+ }
done:
preempt_enable();
- return ret;
+ return uval;
}
void arch_cpu_idle(void)
#include <linux/atomic.h>
#include <linux/cpumask.h>
#include <linux/reboot.h>
+#include <linux/irqdomain.h>
#include <asm/processor.h>
#include <asm/setup.h>
#include <asm/mach_desc.h>
int i;
/*
- * Initialise the present map, which describes the set of CPUs
- * actually populated at the present time.
+ * if platform didn't set the present map already, do it now
+ * boot cpu is set to present already by init/main.c
*/
- for (i = 0; i < max_cpus; i++)
- set_cpu_present(i, true);
+ if (num_present_cpus() <= 1) {
+ for (i = 0; i < max_cpus; i++)
+ set_cpu_present(i, true);
+ }
}
void __init smp_cpus_done(unsigned int max_cpus)
*/
static DEFINE_PER_CPU(int, ipi_dev);
-int smp_ipi_irq_setup(int cpu, int irq)
+int smp_ipi_irq_setup(int cpu, irq_hw_number_t hwirq)
{
int *dev = per_cpu_ptr(&ipi_dev, cpu);
+ unsigned int virq = irq_find_mapping(NULL, hwirq);
+
+ if (!virq)
+ panic("Cannot find virq for root domain and hwirq=%lu", hwirq);
/* Boot cpu calls request, all call enable */
if (!cpu) {
int rc;
- rc = request_percpu_irq(irq, do_IPI, "IPI Interrupt", dev);
+ rc = request_percpu_irq(virq, do_IPI, "IPI Interrupt", dev);
if (rc)
- panic("Percpu IRQ request failed for %d\n", irq);
+ panic("Percpu IRQ request failed for %u\n", virq);
}
- enable_percpu_irq(irq, 0);
+ enable_percpu_irq(virq, 0);
return 0;
}
cycle_t full;
} stamp;
-
- __asm__ __volatile(
- "1: \n"
- " lr %0, [AUX_RTC_LOW] \n"
- " lr %1, [AUX_RTC_HIGH] \n"
- " lr %2, [AUX_RTC_CTRL] \n"
- " bbit0.nt %2, 31, 1b \n"
- : "=r" (stamp.low), "=r" (stamp.high), "=r" (status));
+ /*
+ * hardware has an internal state machine which tracks readout of
+ * low/high and updates the CTRL.status if
+ * - interrupt/exception taken between the two reads
+ * - high increments after low has been read
+ */
+ do {
+ stamp.low = read_aux_reg(AUX_RTC_LOW);
+ stamp.high = read_aux_reg(AUX_RTC_HIGH);
+ status = read_aux_reg(AUX_RTC_CTRL);
+ } while (!(status & _BITUL(31)));
return stamp.full;
}
__free_pages(page, get_order(size));
}
+static int arc_dma_mmap(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, dma_addr_t dma_addr, size_t size,
+ unsigned long attrs)
+{
+ unsigned long user_count = vma_pages(vma);
+ unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT;
+ unsigned long pfn = __phys_to_pfn(plat_dma_to_phys(dev, dma_addr));
+ unsigned long off = vma->vm_pgoff;
+ int ret = -ENXIO;
+
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
+ if (dma_mmap_from_coherent(dev, vma, cpu_addr, size, &ret))
+ return ret;
+
+ if (off < count && user_count <= (count - off)) {
+ ret = remap_pfn_range(vma, vma->vm_start,
+ pfn + off,
+ user_count << PAGE_SHIFT,
+ vma->vm_page_prot);
+ }
+
+ return ret;
+}
+
/*
* streaming DMA Mapping API...
* CPU accesses page via normal paddr, thus needs to explicitly made
struct dma_map_ops arc_dma_ops = {
.alloc = arc_dma_alloc,
.free = arc_dma_free,
+ .mmap = arc_dma_mmap,
.map_page = arc_dma_map_page,
.map_sg = arc_dma_map_sg,
.sync_single_for_device = arc_dma_sync_single_for_device,
mtm_enable_core(cpu);
}
-static void eznps_ipi_clear(int irq)
-{
- write_aux_reg(CTOP_AUX_IACK, 1 << irq);
-}
-
struct plat_smp_ops plat_smp_ops = {
.info = smp_cpuinfo_buf,
.init_early_smp = eznps_init_cpumasks,
.cpu_kick = eznps_smp_wakeup_cpu,
.ipi_send = eznps_ipi_send,
.init_per_cpu = eznps_init_per_cpu,
- .ipi_clear = eznps_ipi_clear,
};
extern void __kvm_flush_vm_context(void);
extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa);
extern void __kvm_tlb_flush_vmid(struct kvm *kvm);
+extern void __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu);
extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu);
/* VTTBR value associated with below pgd and vmid */
u64 vttbr;
+ /* The last vcpu id that ran on each physical CPU */
+ int __percpu *last_vcpu_ran;
+
/* Timer */
struct arch_timer_kvm timer;
#define ICIALLUIS __ACCESS_CP15(c7, 0, c1, 0)
#define ATS1CPR __ACCESS_CP15(c7, 0, c8, 0)
#define TLBIALLIS __ACCESS_CP15(c8, 0, c3, 0)
+#define TLBIALL __ACCESS_CP15(c8, 0, c7, 0)
#define TLBIALLNSNHIS __ACCESS_CP15(c8, 4, c3, 4)
#define PRRR __ACCESS_CP15(c10, 0, c2, 0)
#define NMRR __ACCESS_CP15(c10, 0, c2, 1)
*/
int kvm_arch_init_vm(struct kvm *kvm, unsigned long type)
{
- int ret = 0;
+ int ret, cpu;
if (type)
return -EINVAL;
+ kvm->arch.last_vcpu_ran = alloc_percpu(typeof(*kvm->arch.last_vcpu_ran));
+ if (!kvm->arch.last_vcpu_ran)
+ return -ENOMEM;
+
+ for_each_possible_cpu(cpu)
+ *per_cpu_ptr(kvm->arch.last_vcpu_ran, cpu) = -1;
+
ret = kvm_alloc_stage2_pgd(kvm);
if (ret)
goto out_fail_alloc;
out_free_stage2_pgd:
kvm_free_stage2_pgd(kvm);
out_fail_alloc:
+ free_percpu(kvm->arch.last_vcpu_ran);
+ kvm->arch.last_vcpu_ran = NULL;
return ret;
}
{
int i;
+ free_percpu(kvm->arch.last_vcpu_ran);
+ kvm->arch.last_vcpu_ran = NULL;
+
for (i = 0; i < KVM_MAX_VCPUS; ++i) {
if (kvm->vcpus[i]) {
kvm_arch_vcpu_free(kvm->vcpus[i]);
void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
{
+ int *last_ran;
+
+ last_ran = this_cpu_ptr(vcpu->kvm->arch.last_vcpu_ran);
+
+ /*
+ * We might get preempted before the vCPU actually runs, but
+ * over-invalidation doesn't affect correctness.
+ */
+ if (*last_ran != vcpu->vcpu_id) {
+ kvm_call_hyp(__kvm_tlb_flush_local_vmid, vcpu);
+ *last_ran = vcpu->vcpu_id;
+ }
+
vcpu->cpu = cpu;
vcpu->arch.host_cpu_context = this_cpu_ptr(kvm_host_cpu_state);
__kvm_tlb_flush_vmid(kvm);
}
+void __hyp_text __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu)
+{
+ struct kvm *kvm = kern_hyp_va(kern_hyp_va(vcpu)->kvm);
+
+ /* Switch to requested VMID */
+ write_sysreg(kvm->arch.vttbr, VTTBR);
+ isb();
+
+ write_sysreg(0, TLBIALL);
+ dsb(nsh);
+ isb();
+
+ write_sysreg(0, VTTBR);
+}
+
void __hyp_text __kvm_flush_vm_context(void)
{
write_sysreg(0, TLBIALLNSNHIS);
ranges = <0x83000000 0x0 0xfa000000 0x0 0xfa000000 0x0 0x600000
0x81000000 0x0 0xfa600000 0x0 0xfa600000 0x0 0x100000>;
resets = <&cru SRST_PCIE_CORE>, <&cru SRST_PCIE_MGMT>,
- <&cru SRST_PCIE_MGMT_STICKY>, <&cru SRST_PCIE_PIPE>;
- reset-names = "core", "mgmt", "mgmt-sticky", "pipe";
+ <&cru SRST_PCIE_MGMT_STICKY>, <&cru SRST_PCIE_PIPE>,
+ <&cru SRST_PCIE_PM>, <&cru SRST_P_PCIE>,
+ <&cru SRST_A_PCIE>;
+ reset-names = "core", "mgmt", "mgmt-sticky", "pipe",
+ "pm", "pclk", "aclk";
status = "disabled";
pcie0_intc: interrupt-controller {
#ifndef __ASM_ALTERNATIVE_H
#define __ASM_ALTERNATIVE_H
-#include <asm/cpufeature.h>
+#include <asm/cpucaps.h>
#include <asm/insn.h>
#ifndef __ASSEMBLY__
--- /dev/null
+/*
+ * arch/arm64/include/asm/cpucaps.h
+ *
+ * Copyright (C) 2016 ARM Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef __ASM_CPUCAPS_H
+#define __ASM_CPUCAPS_H
+
+#define ARM64_WORKAROUND_CLEAN_CACHE 0
+#define ARM64_WORKAROUND_DEVICE_LOAD_ACQUIRE 1
+#define ARM64_WORKAROUND_845719 2
+#define ARM64_HAS_SYSREG_GIC_CPUIF 3
+#define ARM64_HAS_PAN 4
+#define ARM64_HAS_LSE_ATOMICS 5
+#define ARM64_WORKAROUND_CAVIUM_23154 6
+#define ARM64_WORKAROUND_834220 7
+#define ARM64_HAS_NO_HW_PREFETCH 8
+#define ARM64_HAS_UAO 9
+#define ARM64_ALT_PAN_NOT_UAO 10
+#define ARM64_HAS_VIRT_HOST_EXTN 11
+#define ARM64_WORKAROUND_CAVIUM_27456 12
+#define ARM64_HAS_32BIT_EL0 13
+#define ARM64_HYP_OFFSET_LOW 14
+#define ARM64_MISMATCHED_CACHE_LINE_SIZE 15
+
+#define ARM64_NCAPS 16
+
+#endif /* __ASM_CPUCAPS_H */
#include <linux/jump_label.h>
+#include <asm/cpucaps.h>
#include <asm/hwcap.h>
#include <asm/sysreg.h>
#define MAX_CPU_FEATURES (8 * sizeof(elf_hwcap))
#define cpu_feature(x) ilog2(HWCAP_ ## x)
-#define ARM64_WORKAROUND_CLEAN_CACHE 0
-#define ARM64_WORKAROUND_DEVICE_LOAD_ACQUIRE 1
-#define ARM64_WORKAROUND_845719 2
-#define ARM64_HAS_SYSREG_GIC_CPUIF 3
-#define ARM64_HAS_PAN 4
-#define ARM64_HAS_LSE_ATOMICS 5
-#define ARM64_WORKAROUND_CAVIUM_23154 6
-#define ARM64_WORKAROUND_834220 7
-#define ARM64_HAS_NO_HW_PREFETCH 8
-#define ARM64_HAS_UAO 9
-#define ARM64_ALT_PAN_NOT_UAO 10
-#define ARM64_HAS_VIRT_HOST_EXTN 11
-#define ARM64_WORKAROUND_CAVIUM_27456 12
-#define ARM64_HAS_32BIT_EL0 13
-#define ARM64_HYP_OFFSET_LOW 14
-#define ARM64_MISMATCHED_CACHE_LINE_SIZE 15
-
-#define ARM64_NCAPS 16
-
#ifndef __ASSEMBLY__
#include <linux/kernel.h>
extern void __kvm_flush_vm_context(void);
extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa);
extern void __kvm_tlb_flush_vmid(struct kvm *kvm);
+extern void __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu);
extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu);
/* VTTBR value associated with above pgd and vmid */
u64 vttbr;
+ /* The last vcpu id that ran on each physical CPU */
+ int __percpu *last_vcpu_ran;
+
/* The maximum number of vCPUs depends on the used GIC model */
int max_vcpus;
return v;
}
-#define kern_hyp_va(v) (typeof(v))(__kern_hyp_va((unsigned long)(v)))
+#define kern_hyp_va(v) ((typeof(v))(__kern_hyp_va((unsigned long)(v))))
/*
* We currently only support a 40bit IPA.
#include <linux/stringify.h>
#include <asm/alternative.h>
-#include <asm/cpufeature.h>
#ifdef __ASSEMBLER__
write_sysreg(0, vttbr_el2);
}
+void __hyp_text __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu)
+{
+ struct kvm *kvm = kern_hyp_va(kern_hyp_va(vcpu)->kvm);
+
+ /* Switch to requested VMID */
+ write_sysreg(kvm->arch.vttbr, vttbr_el2);
+ isb();
+
+ asm volatile("tlbi vmalle1" : : );
+ dsb(nsh);
+ isb();
+
+ write_sysreg(0, vttbr_el2);
+}
+
void __hyp_text __kvm_flush_vm_context(void)
{
dsb(ishst);
ret = nios2_clocksource_init(timer);
break;
default:
+ ret = 0;
break;
}
* they shouldn't be hard-coded!
*/
+#define __ro_after_init __read_mostly
+
#define L1_CACHE_BYTES 16
#define L1_CACHE_SHIFT 4
static int diag224_get_name_table(void)
{
/* memory must be below 2GB */
- diag224_cpu_names = kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA);
+ diag224_cpu_names = (char *) __get_free_page(GFP_KERNEL | GFP_DMA);
if (!diag224_cpu_names)
return -ENOMEM;
if (diag224(diag224_cpu_names)) {
- kfree(diag224_cpu_names);
+ free_page((unsigned long) diag224_cpu_names);
return -EOPNOTSUPP;
}
EBCASC(diag224_cpu_names + 16, (*diag224_cpu_names + 1) * 16);
static void diag224_delete_name_table(void)
{
- kfree(diag224_cpu_names);
+ free_page((unsigned long) diag224_cpu_names);
}
static int diag224_idx2name(int index, char *name)
. = ALIGN(PAGE_SIZE);
__start_ro_after_init = .;
+ __start_data_ro_after_init = .;
.data..ro_after_init : {
*(.data..ro_after_init)
}
+ __end_data_ro_after_init = .;
EXCEPTION_TABLE(16)
. = ALIGN(PAGE_SIZE);
__end_ro_after_init = .;
dma_addr_t dma_addr_base, dma_addr;
int flags = ZPCI_PTE_VALID;
struct scatterlist *s;
- unsigned long pa;
+ unsigned long pa = 0;
int ret;
size = PAGE_ALIGN(size);
unsigned long auth_tag_len = crypto_aead_authsize(tfm);
u8 iv[16] __attribute__ ((__aligned__(AESNI_ALIGN)));
struct scatter_walk src_sg_walk;
- struct scatter_walk dst_sg_walk;
+ struct scatter_walk dst_sg_walk = {};
unsigned int i;
/* Assuming we are supporting rfc4106 64-bit extended */
u8 iv[16] __attribute__ ((__aligned__(AESNI_ALIGN)));
u8 authTag[16];
struct scatter_walk src_sg_walk;
- struct scatter_walk dst_sg_walk;
+ struct scatter_walk dst_sg_walk = {};
unsigned int i;
if (unlikely(req->assoclen != 16 && req->assoclen != 20))
#define PCI_DEVICE_ID_INTEL_HSW_IMC 0x0c00
#define PCI_DEVICE_ID_INTEL_HSW_U_IMC 0x0a04
#define PCI_DEVICE_ID_INTEL_BDW_IMC 0x1604
-#define PCI_DEVICE_ID_INTEL_SKL_IMC 0x191f
-#define PCI_DEVICE_ID_INTEL_SKL_U_IMC 0x190c
+#define PCI_DEVICE_ID_INTEL_SKL_U_IMC 0x1904
+#define PCI_DEVICE_ID_INTEL_SKL_Y_IMC 0x190c
+#define PCI_DEVICE_ID_INTEL_SKL_HD_IMC 0x1900
+#define PCI_DEVICE_ID_INTEL_SKL_HQ_IMC 0x1910
+#define PCI_DEVICE_ID_INTEL_SKL_SD_IMC 0x190f
+#define PCI_DEVICE_ID_INTEL_SKL_SQ_IMC 0x191f
/* SNB event control */
#define SNB_UNC_CTL_EV_SEL_MASK 0x000000ff
static const struct pci_device_id skl_uncore_pci_ids[] = {
{ /* IMC */
- PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_IMC),
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_Y_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
{ /* IMC */
PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_U_IMC),
.driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
},
+ { /* IMC */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_HD_IMC),
+ .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
+ },
+ { /* IMC */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_HQ_IMC),
+ .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
+ },
+ { /* IMC */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_SD_IMC),
+ .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
+ },
+ { /* IMC */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_SQ_IMC),
+ .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0),
+ },
{ /* end: all zeroes */ },
};
IMC_DEV(HSW_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core Processor */
IMC_DEV(HSW_U_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core ULT Mobile Processor */
IMC_DEV(BDW_IMC, &bdw_uncore_pci_driver), /* 5th Gen Core U */
- IMC_DEV(SKL_IMC, &skl_uncore_pci_driver), /* 6th Gen Core */
+ IMC_DEV(SKL_Y_IMC, &skl_uncore_pci_driver), /* 6th Gen Core Y */
IMC_DEV(SKL_U_IMC, &skl_uncore_pci_driver), /* 6th Gen Core U */
+ IMC_DEV(SKL_HD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Dual Core */
+ IMC_DEV(SKL_HQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Quad Core */
+ IMC_DEV(SKL_SD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Dual Core */
+ IMC_DEV(SKL_SQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Quad Core */
{ /* end marker */ }
};
if (apm_info.get_power_status_broken)
return APM_32_UNSUPPORTED;
- if (apm_bios_call(&call))
+ if (apm_bios_call(&call)) {
+ if (!call.err)
+ return APM_NO_ERROR;
return call.err;
+ }
*status = call.ebx;
*bat = call.ecx;
if (apm_info.get_power_status_swabinminutes) {
int count = 0, pg_shift = 0;
void *new_memmap = NULL;
efi_status_t status;
- phys_addr_t pa;
+ unsigned long pa;
efi.systab = NULL;
#include <linux/io.h>
#include <linux/reboot.h>
#include <linux/slab.h>
+#include <linux/ucs2_string.h>
#include <asm/setup.h>
#include <asm/page.h>
memcpy(pud_efi, pud_k, sizeof(pud_t) * num_entries);
}
+/*
+ * Wrapper for slow_virt_to_phys() that handles NULL addresses.
+ */
+static inline phys_addr_t
+virt_to_phys_or_null_size(void *va, unsigned long size)
+{
+ bool bad_size;
+
+ if (!va)
+ return 0;
+
+ if (virt_addr_valid(va))
+ return virt_to_phys(va);
+
+ /*
+ * A fully aligned variable on the stack is guaranteed not to
+ * cross a page bounary. Try to catch strings on the stack by
+ * checking that 'size' is a power of two.
+ */
+ bad_size = size > PAGE_SIZE || !is_power_of_2(size);
+
+ WARN_ON(!IS_ALIGNED((unsigned long)va, size) || bad_size);
+
+ return slow_virt_to_phys(va);
+}
+
+#define virt_to_phys_or_null(addr) \
+ virt_to_phys_or_null_size((addr), sizeof(*(addr)))
+
int __init efi_setup_page_tables(unsigned long pa_memmap, unsigned num_pages)
{
unsigned long pfn, text;
spin_lock(&rtc_lock);
- phys_tm = virt_to_phys(tm);
- phys_tc = virt_to_phys(tc);
+ phys_tm = virt_to_phys_or_null(tm);
+ phys_tc = virt_to_phys_or_null(tc);
status = efi_thunk(get_time, phys_tm, phys_tc);
spin_lock(&rtc_lock);
- phys_tm = virt_to_phys(tm);
+ phys_tm = virt_to_phys_or_null(tm);
status = efi_thunk(set_time, phys_tm);
spin_lock(&rtc_lock);
- phys_enabled = virt_to_phys(enabled);
- phys_pending = virt_to_phys(pending);
- phys_tm = virt_to_phys(tm);
+ phys_enabled = virt_to_phys_or_null(enabled);
+ phys_pending = virt_to_phys_or_null(pending);
+ phys_tm = virt_to_phys_or_null(tm);
status = efi_thunk(get_wakeup_time, phys_enabled,
phys_pending, phys_tm);
spin_lock(&rtc_lock);
- phys_tm = virt_to_phys(tm);
+ phys_tm = virt_to_phys_or_null(tm);
status = efi_thunk(set_wakeup_time, enabled, phys_tm);
return status;
}
+static unsigned long efi_name_size(efi_char16_t *name)
+{
+ return ucs2_strsize(name, EFI_VAR_NAME_LEN) + 1;
+}
static efi_status_t
efi_thunk_get_variable(efi_char16_t *name, efi_guid_t *vendor,
u32 phys_name, phys_vendor, phys_attr;
u32 phys_data_size, phys_data;
- phys_data_size = virt_to_phys(data_size);
- phys_vendor = virt_to_phys(vendor);
- phys_name = virt_to_phys(name);
- phys_attr = virt_to_phys(attr);
- phys_data = virt_to_phys(data);
+ phys_data_size = virt_to_phys_or_null(data_size);
+ phys_vendor = virt_to_phys_or_null(vendor);
+ phys_name = virt_to_phys_or_null_size(name, efi_name_size(name));
+ phys_attr = virt_to_phys_or_null(attr);
+ phys_data = virt_to_phys_or_null_size(data, *data_size);
status = efi_thunk(get_variable, phys_name, phys_vendor,
phys_attr, phys_data_size, phys_data);
u32 phys_name, phys_vendor, phys_data;
efi_status_t status;
- phys_name = virt_to_phys(name);
- phys_vendor = virt_to_phys(vendor);
- phys_data = virt_to_phys(data);
+ phys_name = virt_to_phys_or_null_size(name, efi_name_size(name));
+ phys_vendor = virt_to_phys_or_null(vendor);
+ phys_data = virt_to_phys_or_null_size(data, data_size);
/* If data_size is > sizeof(u32) we've got problems */
status = efi_thunk(set_variable, phys_name, phys_vendor,
efi_status_t status;
u32 phys_name_size, phys_name, phys_vendor;
- phys_name_size = virt_to_phys(name_size);
- phys_vendor = virt_to_phys(vendor);
- phys_name = virt_to_phys(name);
+ phys_name_size = virt_to_phys_or_null(name_size);
+ phys_vendor = virt_to_phys_or_null(vendor);
+ phys_name = virt_to_phys_or_null_size(name, *name_size);
status = efi_thunk(get_next_variable, phys_name_size,
phys_name, phys_vendor);
efi_status_t status;
u32 phys_count;
- phys_count = virt_to_phys(count);
+ phys_count = virt_to_phys_or_null(count);
status = efi_thunk(get_next_high_mono_count, phys_count);
return status;
{
u32 phys_data;
- phys_data = virt_to_phys(data);
+ phys_data = virt_to_phys_or_null_size(data, data_size);
efi_thunk(reset_system, reset_type, status, data_size, phys_data);
}
if (efi.runtime_version < EFI_2_00_SYSTEM_TABLE_REVISION)
return EFI_UNSUPPORTED;
- phys_storage = virt_to_phys(storage_space);
- phys_remaining = virt_to_phys(remaining_space);
- phys_max = virt_to_phys(max_variable_size);
+ phys_storage = virt_to_phys_or_null(storage_space);
+ phys_remaining = virt_to_phys_or_null(remaining_space);
+ phys_max = virt_to_phys_or_null(max_variable_size);
status = efi_thunk(query_variable_info, attr, phys_storage,
phys_remaining, phys_max);
int ret;
if (!dev_desc) {
- pdev = acpi_create_platform_device(adev);
+ pdev = acpi_create_platform_device(adev, NULL);
return IS_ERR_OR_NULL(pdev) ? PTR_ERR(pdev) : 1;
}
goto err_out;
}
- if (dev_desc->properties) {
- ret = device_add_properties(&adev->dev, dev_desc->properties);
- if (ret)
- goto err_out;
- }
-
adev->driver_data = pdata;
- pdev = acpi_create_platform_device(adev);
+ pdev = acpi_create_platform_device(adev, dev_desc->properties);
if (!IS_ERR_OR_NULL(pdev))
return 1;
dev_desc = (const struct lpss_device_desc *)id->driver_data;
if (!dev_desc) {
- pdev = acpi_create_platform_device(adev);
+ pdev = acpi_create_platform_device(adev, NULL);
return IS_ERR_OR_NULL(pdev) ? PTR_ERR(pdev) : 1;
}
pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
goto err_out;
}
- if (dev_desc->properties) {
- ret = device_add_properties(&adev->dev, dev_desc->properties);
- if (ret)
- goto err_out;
- }
-
adev->driver_data = pdata;
- pdev = acpi_create_platform_device(adev);
+ pdev = acpi_create_platform_device(adev, dev_desc->properties);
if (!IS_ERR_OR_NULL(pdev)) {
return 1;
}
/**
* acpi_create_platform_device - Create platform device for ACPI device node
* @adev: ACPI device node to create a platform device for.
+ * @properties: Optional collection of build-in properties.
*
* Check if the given @adev can be represented as a platform device and, if
* that's the case, create and register a platform device, populate its common
*
* Name of the platform device will be the same as @adev's.
*/
-struct platform_device *acpi_create_platform_device(struct acpi_device *adev)
+struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
+ struct property_entry *properties)
{
struct platform_device *pdev = NULL;
struct platform_device_info pdevinfo;
pdevinfo.res = resources;
pdevinfo.num_res = count;
pdevinfo.fwnode = acpi_fwnode_handle(adev);
+ pdevinfo.properties = properties;
if (acpi_dma_supported(adev))
pdevinfo.dma_mask = DMA_BIT_MASK(32);
const struct acpi_device_id *id)
{
if (IS_ENABLED(CONFIG_INT340X_THERMAL))
- acpi_create_platform_device(adev);
+ acpi_create_platform_device(adev, NULL);
/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
id->driver_data == INT3401_DEVICE)
- acpi_create_platform_device(adev);
+ acpi_create_platform_device(adev, NULL);
return 1;
}
&is_spi_i2c_slave);
acpi_dev_free_resource_list(&resource_list);
if (!is_spi_i2c_slave) {
- acpi_create_platform_device(device);
+ acpi_create_platform_device(device, NULL);
acpi_device_set_enumerated(device);
} else {
blocking_notifier_call_chain(&acpi_reconfig_chain,
{
int ret = -EPROBE_DEFER;
int local_trigger_count = atomic_read(&deferred_trigger_count);
- bool test_remove = IS_ENABLED(CONFIG_DEBUG_TEST_DRIVER_REMOVE);
+ bool test_remove = IS_ENABLED(CONFIG_DEBUG_TEST_DRIVER_REMOVE) &&
+ !drv->suppress_bind_attrs;
if (defer_all_probes) {
/*
if (test_remove) {
test_remove = false;
- if (dev->bus && dev->bus->remove)
+ if (dev->bus->remove)
dev->bus->remove(dev);
else if (drv->remove)
drv->remove(dev);
TRACE_DEVICE(dev);
TRACE_SUSPEND(0);
+ dpm_wait_for_children(dev, async);
+
if (async_error)
goto Complete;
if (dev->power.syscore || dev->power.direct_complete)
goto Complete;
- dpm_wait_for_children(dev, async);
-
if (dev->pm_domain) {
info = "noirq power domain ";
callback = pm_noirq_op(&dev->pm_domain->ops, state);
__pm_runtime_disable(dev, false);
+ dpm_wait_for_children(dev, async);
+
if (async_error)
goto Complete;
if (dev->power.syscore || dev->power.direct_complete)
goto Complete;
- dpm_wait_for_children(dev, async);
-
if (dev->pm_domain) {
info = "late power domain ";
callback = pm_late_early_op(&dev->pm_domain->ops, state);
return n;
}
-/* This can be removed if we are certain that no users of the block
- * layer will ever use zero-count pages in bios. Otherwise we have to
- * protect against the put_page sometimes done by the network layer.
- *
- * See http://oss.sgi.com/archives/xfs/2007-01/msg00594.html for
- * discussion.
- *
- * We cannot use get_page in the workaround, because it insists on a
- * positive page count as a precondition. So we use _refcount directly.
- */
-static void
-bio_pageinc(struct bio *bio)
-{
- struct bio_vec bv;
- struct page *page;
- struct bvec_iter iter;
-
- bio_for_each_segment(bv, bio, iter) {
- /* Non-zero page count for non-head members of
- * compound pages is no longer allowed by the kernel.
- */
- page = compound_head(bv.bv_page);
- page_ref_inc(page);
- }
-}
-
-static void
-bio_pagedec(struct bio *bio)
-{
- struct page *page;
- struct bio_vec bv;
- struct bvec_iter iter;
-
- bio_for_each_segment(bv, bio, iter) {
- page = compound_head(bv.bv_page);
- page_ref_dec(page);
- }
-}
-
static void
bufinit(struct buf *buf, struct request *rq, struct bio *bio)
{
buf->rq = rq;
buf->bio = bio;
buf->iter = bio->bi_iter;
- bio_pageinc(bio);
}
static struct buf *
if (buf == d->ip.buf)
d->ip.buf = NULL;
rq = buf->rq;
- bio_pagedec(buf->bio);
mempool_free(buf, d->bufpool);
n = (unsigned long) rq->special;
rq->special = (void *) --n;
drbd_update_congested(connection);
}
do {
- rv = kernel_sendmsg(sock, &msg, &iov, 1, size);
+ rv = kernel_sendmsg(sock, &msg, &iov, 1, iov.iov_len);
if (rv == -EAGAIN) {
if (we_should_drop_the_connection(connection, sock))
break;
return -EINVAL;
sreq = blk_mq_alloc_request(bdev_get_queue(bdev), WRITE, 0);
- if (!sreq)
+ if (IS_ERR(sreq))
return -ENOMEM;
mutex_unlock(&nbd->tx_lock);
}
if (pp->pdev) {
- const char *name = pp->pdev->name;
-
parport_unregister_device(pp->pdev);
- kfree(name);
pp->pdev = NULL;
pr_debug(CHRDEV "%x: unregistered pardevice\n", minor);
}
struct mux_hwclock *hwc,
const struct clk_ops *ops,
unsigned long min_rate,
+ unsigned long max_rate,
unsigned long pct80_rate,
const char *fmt, int idx)
{
continue;
if (rate < min_rate)
continue;
+ if (rate > max_rate)
+ continue;
parent_names[j] = div->name;
hwc->parent_to_clksel[j] = i;
struct mux_hwclock *hwc;
const struct clockgen_pll_div *div;
unsigned long plat_rate, min_rate;
- u64 pct80_rate;
+ u64 max_rate, pct80_rate;
u32 clksel;
hwc = kzalloc(sizeof(*hwc), GFP_KERNEL);
return NULL;
}
- pct80_rate = clk_get_rate(div->clk);
- pct80_rate *= 8;
+ max_rate = clk_get_rate(div->clk);
+ pct80_rate = max_rate * 8;
do_div(pct80_rate, 10);
plat_rate = clk_get_rate(cg->pll[PLATFORM_PLL].div[PLL_DIV1].clk);
else
min_rate = plat_rate / 2;
- return create_mux_common(cg, hwc, &cmux_ops, min_rate,
+ return create_mux_common(cg, hwc, &cmux_ops, min_rate, max_rate,
pct80_rate, "cg-cmux%d", idx);
}
hwc->reg = cg->regs + 0x20 * idx + 0x10;
hwc->info = cg->info.hwaccel[idx];
- return create_mux_common(cg, hwc, &hwaccel_ops, 0, 0,
+ return create_mux_common(cg, hwc, &hwaccel_ops, 0, ULONG_MAX, 0,
"cg-hwaccel%d", idx);
}
struct xgene_clk *pclk = to_xgene_clk(hw);
unsigned long flags = 0;
u32 data;
- phys_addr_t reg;
if (pclk->lock)
spin_lock_irqsave(pclk->lock, flags);
if (pclk->param.csr_reg != NULL) {
pr_debug("%s clock enabled\n", clk_hw_get_name(hw));
- reg = __pa(pclk->param.csr_reg);
/* First enable the clock */
data = xgene_clk_read(pclk->param.csr_reg +
pclk->param.reg_clk_offset);
data |= pclk->param.reg_clk_mask;
xgene_clk_write(data, pclk->param.csr_reg +
pclk->param.reg_clk_offset);
- pr_debug("%s clock PADDR base %pa clk offset 0x%08X mask 0x%08X value 0x%08X\n",
- clk_hw_get_name(hw), ®,
+ pr_debug("%s clk offset 0x%08X mask 0x%08X value 0x%08X\n",
+ clk_hw_get_name(hw),
pclk->param.reg_clk_offset, pclk->param.reg_clk_mask,
data);
data &= ~pclk->param.reg_csr_mask;
xgene_clk_write(data, pclk->param.csr_reg +
pclk->param.reg_csr_offset);
- pr_debug("%s CSR RESET PADDR base %pa csr offset 0x%08X mask 0x%08X value 0x%08X\n",
- clk_hw_get_name(hw), ®,
+ pr_debug("%s csr offset 0x%08X mask 0x%08X value 0x%08X\n",
+ clk_hw_get_name(hw),
pclk->param.reg_csr_offset, pclk->param.reg_csr_mask,
data);
}
temp64 *= mfn;
do_div(temp64, mfd);
- return (parent_rate * div) + (u32)temp64;
+ return parent_rate * div + (unsigned long)temp64;
}
static long clk_pllv3_av_round_rate(struct clk_hw *hw, unsigned long rate,
do_div(temp64, parent_rate);
mfn = temp64;
- return parent_rate * div + parent_rate * mfn / mfd;
+ temp64 = (u64)parent_rate;
+ temp64 *= mfn;
+ do_div(temp64, mfd);
+
+ return parent_rate * div + (unsigned long)temp64;
}
static int clk_pllv3_av_set_rate(struct clk_hw *hw, unsigned long rate,
}
pxa_unit->apmu_base = of_iomap(np, 1);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
}
}
pxa_unit->apmu_base = of_iomap(np, 1);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
}
}
pxa_unit->apmu_base = of_iomap(np, 1);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apmu_base) {
pr_err("failed to map apmu registers\n");
return;
}
}
pxa_unit->apbcp_base = of_iomap(np, 3);
- if (!pxa_unit->mpmu_base) {
+ if (!pxa_unit->apbcp_base) {
pr_err("failed to map apbcp registers\n");
return;
}
ddrclk->ddr_flag = ddr_flag;
clk = clk_register(NULL, &ddrclk->hw);
- if (IS_ERR(clk)) {
- pr_err("%s: could not register ddrclk %s\n", __func__, name);
+ if (IS_ERR(clk))
kfree(ddrclk);
- return NULL;
- }
return clk;
}
pr_err("%s: failed to register clkout clock\n", __func__);
}
+/*
+ * We use CLK_OF_DECLARE_DRIVER initialization method to avoid setting
+ * the OF_POPULATED flag on the pmu device tree node, so later the
+ * Exynos PMU platform device can be properly probed with PMU driver.
+ */
+
static void __init exynos4_clkout_init(struct device_node *node)
{
exynos_clkout_init(node, EXYNOS4_CLKOUT_MUX_MASK);
}
-CLK_OF_DECLARE(exynos4210_clkout, "samsung,exynos4210-pmu",
+CLK_OF_DECLARE_DRIVER(exynos4210_clkout, "samsung,exynos4210-pmu",
exynos4_clkout_init);
-CLK_OF_DECLARE(exynos4212_clkout, "samsung,exynos4212-pmu",
+CLK_OF_DECLARE_DRIVER(exynos4212_clkout, "samsung,exynos4212-pmu",
exynos4_clkout_init);
-CLK_OF_DECLARE(exynos4412_clkout, "samsung,exynos4412-pmu",
+CLK_OF_DECLARE_DRIVER(exynos4412_clkout, "samsung,exynos4412-pmu",
exynos4_clkout_init);
-CLK_OF_DECLARE(exynos3250_clkout, "samsung,exynos3250-pmu",
+CLK_OF_DECLARE_DRIVER(exynos3250_clkout, "samsung,exynos3250-pmu",
exynos4_clkout_init);
static void __init exynos5_clkout_init(struct device_node *node)
{
exynos_clkout_init(node, EXYNOS5_CLKOUT_MUX_MASK);
}
-CLK_OF_DECLARE(exynos5250_clkout, "samsung,exynos5250-pmu",
+CLK_OF_DECLARE_DRIVER(exynos5250_clkout, "samsung,exynos5250-pmu",
exynos5_clkout_init);
-CLK_OF_DECLARE(exynos5410_clkout, "samsung,exynos5410-pmu",
+CLK_OF_DECLARE_DRIVER(exynos5410_clkout, "samsung,exynos5410-pmu",
exynos5_clkout_init);
-CLK_OF_DECLARE(exynos5420_clkout, "samsung,exynos5420-pmu",
+CLK_OF_DECLARE_DRIVER(exynos5420_clkout, "samsung,exynos5420-pmu",
exynos5_clkout_init);
-CLK_OF_DECLARE(exynos5433_clkout, "samsung,exynos5433-pmu",
+CLK_OF_DECLARE_DRIVER(exynos5433_clkout, "samsung,exynos5433-pmu",
exynos5_clkout_init);
{
int i, ret;
struct device *dev;
-
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ /* return early if no ACP */
+ if (!adev->acp.acp_genpd)
+ return 0;
+
for (i = 0; i < ACP_DEVS ; i++) {
dev = get_mfd_cell_dev(adev->acp.acp_cell[i].name, i);
ret = pm_genpd_remove_device(&adev->acp.acp_genpd->gpd, dev);
if (!adev->pm.fw) {
switch (adev->asic_type) {
case CHIP_TOPAZ:
- strcpy(fw_name, "amdgpu/topaz_smc.bin");
+ if (((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x81)) ||
+ ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x83)) ||
+ ((adev->pdev->device == 0x6907) && (adev->pdev->revision == 0x87)))
+ strcpy(fw_name, "amdgpu/topaz_k_smc.bin");
+ else
+ strcpy(fw_name, "amdgpu/topaz_smc.bin");
break;
case CHIP_TONGA:
- strcpy(fw_name, "amdgpu/tonga_smc.bin");
+ if (((adev->pdev->device == 0x6939) && (adev->pdev->revision == 0xf1)) ||
+ ((adev->pdev->device == 0x6938) && (adev->pdev->revision == 0xf1)))
+ strcpy(fw_name, "amdgpu/tonga_k_smc.bin");
+ else
+ strcpy(fw_name, "amdgpu/tonga_smc.bin");
break;
case CHIP_FIJI:
strcpy(fw_name, "amdgpu/fiji_smc.bin");
{
struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
- if (amdgpu_connector->ddc_bus->has_aux) {
+ if (amdgpu_connector->ddc_bus && amdgpu_connector->ddc_bus->has_aux) {
drm_dp_aux_unregister(&amdgpu_connector->ddc_bus->aux);
amdgpu_connector->ddc_bus->has_aux = false;
}
static int __init amdgpu_init(void)
{
- amdgpu_sync_init();
- amdgpu_fence_slab_init();
+ int r;
+
+ r = amdgpu_sync_init();
+ if (r)
+ goto error_sync;
+
+ r = amdgpu_fence_slab_init();
+ if (r)
+ goto error_fence;
+
+ r = amd_sched_fence_slab_init();
+ if (r)
+ goto error_sched;
+
if (vgacon_text_force()) {
DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n");
return -EINVAL;
amdgpu_register_atpx_handler();
/* let modprobe override vga console setting */
return drm_pci_init(driver, pdriver);
+
+error_sched:
+ amdgpu_fence_slab_fini();
+
+error_fence:
+ amdgpu_sync_fini();
+
+error_sync:
+ return r;
}
static void __exit amdgpu_exit(void)
drm_pci_exit(driver, pdriver);
amdgpu_unregister_atpx_handler();
amdgpu_sync_fini();
+ amd_sched_fence_slab_fini();
amdgpu_fence_slab_fini();
}
if ((amdgpu_runtime_pm != 0) &&
amdgpu_has_atpx() &&
+ (amdgpu_is_atpx_hybrid() ||
+ amdgpu_has_atpx_dgpu_power_cntl()) &&
((flags & AMD_IS_APU) == 0))
flags |= AMD_IS_PX;
#include "dce_virtual.h"
MODULE_FIRMWARE("amdgpu/topaz_smc.bin");
+MODULE_FIRMWARE("amdgpu/topaz_k_smc.bin");
MODULE_FIRMWARE("amdgpu/tonga_smc.bin");
+MODULE_FIRMWARE("amdgpu/tonga_k_smc.bin");
MODULE_FIRMWARE("amdgpu/fiji_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
PHM_FUNC_CHECK(hwmgr);
if (hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration == NULL)
- return -EINVAL;
+ return false;
return hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration(hwmgr);
}
uint32_t vol;
int ret = 0;
- if (hwmgr->chip_id < CHIP_POLARIS10) {
- atomctrl_get_voltage_evv_on_sclk(hwmgr, voltage_type, sclk, id, voltage);
+ if (hwmgr->chip_id < CHIP_TONGA) {
+ ret = atomctrl_get_voltage_evv(hwmgr, id, voltage);
+ } else if (hwmgr->chip_id < CHIP_POLARIS10) {
+ ret = atomctrl_get_voltage_evv_on_sclk(hwmgr, voltage_type, sclk, id, voltage);
if (*voltage >= 2000 || *voltage == 0)
*voltage = 1150;
} else {
struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table = NULL;
- if (table_info == NULL)
- return -EINVAL;
-
- sclk_table = table_info->vdd_dep_on_sclk;
-
for (i = 0; i < SMU7_MAX_LEAKAGE_COUNT; i++) {
vv_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
if (data->vdd_gfx_control == SMU7_VOLTAGE_CONTROL_BY_SVID2) {
- if (0 == phm_get_sclk_for_voltage_evv(hwmgr,
+ if ((hwmgr->pp_table_version == PP_TABLE_V1)
+ && !phm_get_sclk_for_voltage_evv(hwmgr,
table_info->vddgfx_lookup_table, vv_id, &sclk)) {
if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_ClockStretcher)) {
+ if (table_info == NULL)
+ return -EINVAL;
+ sclk_table = table_info->vdd_dep_on_sclk;
+
for (j = 1; j < sclk_table->count; j++) {
if (sclk_table->entries[j].clk == sclk &&
sclk_table->entries[j].cks_enable == 0) {
}
}
} else {
-
if ((hwmgr->pp_table_version == PP_TABLE_V0)
|| !phm_get_sclk_for_voltage_evv(hwmgr,
table_info->vddc_lookup_table, vv_id, &sclk)) {
if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_ClockStretcher)) {
+ if (table_info == NULL)
+ return -EINVAL;
+ sclk_table = table_info->vdd_dep_on_sclk;
+
for (j = 1; j < sclk_table->count; j++) {
if (sclk_table->entries[j].clk == sclk &&
sclk_table->entries[j].cks_enable == 0) {
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
if (tab) {
+ vddc = tab->vddc;
smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &vddc,
&data->vddc_leakage);
tab->vddc = vddc;
+ vddci = tab->vddci;
smu7_patch_ppt_v0_with_vdd_leakage(hwmgr, &vddci,
&data->vddci_leakage);
tab->vddci = vddci;
{
struct phm_ppt_v1_information *table_info =
(struct phm_ppt_v1_information *)hwmgr->pptable;
- struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table;
+ struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table = NULL;
+ struct phm_clock_voltage_dependency_table *sclk_table;
int i;
- if (table_info == NULL)
- return -EINVAL;
-
- dep_sclk_table = table_info->vdd_dep_on_sclk;
-
- for (i = 0; i < dep_sclk_table->count; i++) {
- clocks->clock[i] = dep_sclk_table->entries[i].clk;
- clocks->count++;
+ if (hwmgr->pp_table_version == PP_TABLE_V1) {
+ if (table_info == NULL || table_info->vdd_dep_on_sclk == NULL)
+ return -EINVAL;
+ dep_sclk_table = table_info->vdd_dep_on_sclk;
+ for (i = 0; i < dep_sclk_table->count; i++) {
+ clocks->clock[i] = dep_sclk_table->entries[i].clk;
+ clocks->count++;
+ }
+ } else if (hwmgr->pp_table_version == PP_TABLE_V0) {
+ sclk_table = hwmgr->dyn_state.vddc_dependency_on_sclk;
+ for (i = 0; i < sclk_table->count; i++) {
+ clocks->clock[i] = sclk_table->entries[i].clk;
+ clocks->count++;
+ }
}
+
return 0;
}
(struct phm_ppt_v1_information *)hwmgr->pptable;
struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table;
int i;
+ struct phm_clock_voltage_dependency_table *mclk_table;
- if (table_info == NULL)
- return -EINVAL;
-
- dep_mclk_table = table_info->vdd_dep_on_mclk;
-
- for (i = 0; i < dep_mclk_table->count; i++) {
- clocks->clock[i] = dep_mclk_table->entries[i].clk;
- clocks->latency[i] = smu7_get_mem_latency(hwmgr,
+ if (hwmgr->pp_table_version == PP_TABLE_V1) {
+ if (table_info == NULL)
+ return -EINVAL;
+ dep_mclk_table = table_info->vdd_dep_on_mclk;
+ for (i = 0; i < dep_mclk_table->count; i++) {
+ clocks->clock[i] = dep_mclk_table->entries[i].clk;
+ clocks->latency[i] = smu7_get_mem_latency(hwmgr,
dep_mclk_table->entries[i].clk);
- clocks->count++;
+ clocks->count++;
+ }
+ } else if (hwmgr->pp_table_version == PP_TABLE_V0) {
+ mclk_table = hwmgr->dyn_state.vddc_dependency_on_mclk;
+ for (i = 0; i < mclk_table->count; i++) {
+ clocks->clock[i] = mclk_table->entries[i].clk;
+ clocks->count++;
+ }
}
return 0;
}
struct phm_fan_speed_info *fan_speed_info)
{
if (hwmgr->thermal_controller.fanInfo.bNoFan)
- return 0;
+ return -ENODEV;
fan_speed_info->supports_percent_read = true;
fan_speed_info->supports_percent_write = true;
uint64_t tmp64;
if (hwmgr->thermal_controller.fanInfo.bNoFan)
- return 0;
+ return -ENODEV;
duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
CG_FDO_CTRL1, FMAX_DUTY100);
if (hwmgr->thermal_controller.fanInfo.bNoFan ||
(hwmgr->thermal_controller.fanInfo.
ucTachometerPulsesPerRevolution == 0))
- return 0;
+ return -ENODEV;
tach_period = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
CG_TACH_STATUS, TACH_PERIOD);
static void amd_sched_wakeup(struct amd_gpu_scheduler *sched);
static void amd_sched_process_job(struct fence *f, struct fence_cb *cb);
-struct kmem_cache *sched_fence_slab;
-atomic_t sched_fence_slab_ref = ATOMIC_INIT(0);
-
/* Initialize a given run queue struct */
static void amd_sched_rq_init(struct amd_sched_rq *rq)
{
INIT_LIST_HEAD(&sched->ring_mirror_list);
spin_lock_init(&sched->job_list_lock);
atomic_set(&sched->hw_rq_count, 0);
- if (atomic_inc_return(&sched_fence_slab_ref) == 1) {
- sched_fence_slab = kmem_cache_create(
- "amd_sched_fence", sizeof(struct amd_sched_fence), 0,
- SLAB_HWCACHE_ALIGN, NULL);
- if (!sched_fence_slab)
- return -ENOMEM;
- }
/* Each scheduler will run on a seperate kernel thread */
sched->thread = kthread_run(amd_sched_main, sched, sched->name);
{
if (sched->thread)
kthread_stop(sched->thread);
- rcu_barrier();
- if (atomic_dec_and_test(&sched_fence_slab_ref))
- kmem_cache_destroy(sched_fence_slab);
}
struct amd_gpu_scheduler;
struct amd_sched_rq;
-extern struct kmem_cache *sched_fence_slab;
-extern atomic_t sched_fence_slab_ref;
-
/**
* A scheduler entity is a wrapper around a job queue or a group
* of other entities. Entities take turns emitting jobs from their
struct amd_sched_entity *entity);
void amd_sched_entity_push_job(struct amd_sched_job *sched_job);
+int amd_sched_fence_slab_init(void);
+void amd_sched_fence_slab_fini(void);
+
struct amd_sched_fence *amd_sched_fence_create(
struct amd_sched_entity *s_entity, void *owner);
void amd_sched_fence_scheduled(struct amd_sched_fence *fence);
#include <drm/drmP.h>
#include "gpu_scheduler.h"
+static struct kmem_cache *sched_fence_slab;
+
+int amd_sched_fence_slab_init(void)
+{
+ sched_fence_slab = kmem_cache_create(
+ "amd_sched_fence", sizeof(struct amd_sched_fence), 0,
+ SLAB_HWCACHE_ALIGN, NULL);
+ if (!sched_fence_slab)
+ return -ENOMEM;
+
+ return 0;
+}
+
+void amd_sched_fence_slab_fini(void)
+{
+ rcu_barrier();
+ kmem_cache_destroy(sched_fence_slab);
+}
+
struct amd_sched_fence *amd_sched_fence_create(struct amd_sched_entity *entity,
void *owner)
{
/* Use a partial view if it is bigger than available space */
chunk_size = MIN_CHUNK_PAGES;
if (i915_gem_object_is_tiled(obj))
- chunk_size = max(chunk_size, tile_row_pages(obj));
+ chunk_size = roundup(chunk_size, tile_row_pages(obj));
memset(&view, 0, sizeof(view));
view.type = I915_GGTT_VIEW_PARTIAL;
if (view->type == I915_GGTT_VIEW_NORMAL)
vma = i915_gem_object_ggtt_pin(obj, view, 0, alignment,
PIN_MAPPABLE | PIN_NONBLOCK);
- if (IS_ERR(vma))
- vma = i915_gem_object_ggtt_pin(obj, view, 0, alignment, 0);
+ if (IS_ERR(vma)) {
+ struct drm_i915_private *i915 = to_i915(obj->base.dev);
+ unsigned int flags;
+
+ /* Valleyview is definitely limited to scanning out the first
+ * 512MiB. Lets presume this behaviour was inherited from the
+ * g4x display engine and that all earlier gen are similarly
+ * limited. Testing suggests that it is a little more
+ * complicated than this. For example, Cherryview appears quite
+ * happy to scanout from anywhere within its global aperture.
+ */
+ flags = 0;
+ if (HAS_GMCH_DISPLAY(i915))
+ flags = PIN_MAPPABLE;
+ vma = i915_gem_object_ggtt_pin(obj, view, 0, alignment, flags);
+ }
if (IS_ERR(vma))
goto err_unpin_display;
bxt_set_cdclk(to_i915(dev), req_cdclk);
}
+static int bdw_adjust_min_pipe_pixel_rate(struct intel_crtc_state *crtc_state,
+ int pixel_rate)
+{
+ struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+
+ /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */
+ if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled)
+ pixel_rate = DIV_ROUND_UP(pixel_rate * 100, 95);
+
+ /* BSpec says "Do not use DisplayPort with CDCLK less than
+ * 432 MHz, audio enabled, port width x4, and link rate
+ * HBR2 (5.4 GHz), or else there may be audio corruption or
+ * screen corruption."
+ */
+ if (intel_crtc_has_dp_encoder(crtc_state) &&
+ crtc_state->has_audio &&
+ crtc_state->port_clock >= 540000 &&
+ crtc_state->lane_count == 4)
+ pixel_rate = max(432000, pixel_rate);
+
+ return pixel_rate;
+}
+
/* compute the max rate for new configuration */
static int ilk_max_pixel_rate(struct drm_atomic_state *state)
{
pixel_rate = ilk_pipe_pixel_rate(crtc_state);
- /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */
- if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled)
- pixel_rate = DIV_ROUND_UP(pixel_rate * 100, 95);
+ if (IS_BROADWELL(dev_priv) || IS_GEN9(dev_priv))
+ pixel_rate = bdw_adjust_min_pipe_pixel_rate(crtc_state,
+ pixel_rate);
intel_state->min_pixclk[i] = pixel_rate;
}
intel_hdmi->aspect_ratio = HDMI_PICTURE_ASPECT_NONE;
}
+static u8 intel_hdmi_ddc_pin(struct drm_i915_private *dev_priv,
+ enum port port)
+{
+ const struct ddi_vbt_port_info *info =
+ &dev_priv->vbt.ddi_port_info[port];
+ u8 ddc_pin;
+
+ if (info->alternate_ddc_pin) {
+ DRM_DEBUG_KMS("Using DDC pin 0x%x for port %c (VBT)\n",
+ info->alternate_ddc_pin, port_name(port));
+ return info->alternate_ddc_pin;
+ }
+
+ switch (port) {
+ case PORT_B:
+ if (IS_BROXTON(dev_priv))
+ ddc_pin = GMBUS_PIN_1_BXT;
+ else
+ ddc_pin = GMBUS_PIN_DPB;
+ break;
+ case PORT_C:
+ if (IS_BROXTON(dev_priv))
+ ddc_pin = GMBUS_PIN_2_BXT;
+ else
+ ddc_pin = GMBUS_PIN_DPC;
+ break;
+ case PORT_D:
+ if (IS_CHERRYVIEW(dev_priv))
+ ddc_pin = GMBUS_PIN_DPD_CHV;
+ else
+ ddc_pin = GMBUS_PIN_DPD;
+ break;
+ default:
+ MISSING_CASE(port);
+ ddc_pin = GMBUS_PIN_DPB;
+ break;
+ }
+
+ DRM_DEBUG_KMS("Using DDC pin 0x%x for port %c (platform default)\n",
+ ddc_pin, port_name(port));
+
+ return ddc_pin;
+}
+
void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
struct intel_connector *intel_connector)
{
struct drm_device *dev = intel_encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = intel_dig_port->port;
- uint8_t alternate_ddc_pin;
DRM_DEBUG_KMS("Adding HDMI connector on port %c\n",
port_name(port));
connector->doublescan_allowed = 0;
connector->stereo_allowed = 1;
+ intel_hdmi->ddc_bus = intel_hdmi_ddc_pin(dev_priv, port);
+
switch (port) {
case PORT_B:
- if (IS_BROXTON(dev_priv))
- intel_hdmi->ddc_bus = GMBUS_PIN_1_BXT;
- else
- intel_hdmi->ddc_bus = GMBUS_PIN_DPB;
/*
* On BXT A0/A1, sw needs to activate DDIA HPD logic and
* interrupts to check the external panel connection.
intel_encoder->hpd_pin = HPD_PORT_B;
break;
case PORT_C:
- if (IS_BROXTON(dev_priv))
- intel_hdmi->ddc_bus = GMBUS_PIN_2_BXT;
- else
- intel_hdmi->ddc_bus = GMBUS_PIN_DPC;
intel_encoder->hpd_pin = HPD_PORT_C;
break;
case PORT_D:
- if (WARN_ON(IS_BROXTON(dev_priv)))
- intel_hdmi->ddc_bus = GMBUS_PIN_DISABLED;
- else if (IS_CHERRYVIEW(dev_priv))
- intel_hdmi->ddc_bus = GMBUS_PIN_DPD_CHV;
- else
- intel_hdmi->ddc_bus = GMBUS_PIN_DPD;
intel_encoder->hpd_pin = HPD_PORT_D;
break;
case PORT_E:
- /* On SKL PORT E doesn't have seperate GMBUS pin
- * We rely on VBT to set a proper alternate GMBUS pin. */
- alternate_ddc_pin =
- dev_priv->vbt.ddi_port_info[PORT_E].alternate_ddc_pin;
- switch (alternate_ddc_pin) {
- case DDC_PIN_B:
- intel_hdmi->ddc_bus = GMBUS_PIN_DPB;
- break;
- case DDC_PIN_C:
- intel_hdmi->ddc_bus = GMBUS_PIN_DPC;
- break;
- case DDC_PIN_D:
- intel_hdmi->ddc_bus = GMBUS_PIN_DPD;
- break;
- default:
- MISSING_CASE(alternate_ddc_pin);
- }
intel_encoder->hpd_pin = HPD_PORT_E;
break;
- case PORT_A:
- intel_encoder->hpd_pin = HPD_PORT_A;
- /* Internal port only for eDP. */
default:
- BUG();
+ MISSING_CASE(port);
+ return;
}
if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) {
intel_power_sequencer_reset(dev_priv);
- intel_hpd_poll_init(dev_priv);
+ /* Prevent us from re-enabling polling on accident in late suspend */
+ if (!dev_priv->drm.dev->power.is_suspended)
+ intel_hpd_poll_init(dev_priv);
}
static void vlv_display_power_well_enable(struct drm_i915_private *dev_priv,
ipu_dc_disable_channel(ipu_crtc->dc);
ipu_di_disable(ipu_crtc->di);
+ /*
+ * Planes must be disabled before DC clock is removed, as otherwise the
+ * attached IDMACs will be left in undefined state, possibly hanging
+ * the IPU or even system.
+ */
+ drm_atomic_helper_disable_planes_on_crtc(old_crtc_state, false);
ipu_dc_disable(ipu);
spin_lock_irq(&crtc->dev->event_lock);
}
spin_unlock_irq(&crtc->dev->event_lock);
- /* always disable planes on the CRTC */
- drm_atomic_helper_disable_planes_on_crtc(old_crtc_state, true);
-
drm_crtc_vblank_off(crtc);
}
u32 err_work_state;
struct work_struct err_work;
+ struct work_struct hpd_work;
struct workqueue_struct *workqueue;
/* DSI 6G TX buffer*/
wmb(); /* make sure dsi controller enabled again */
}
+static void dsi_hpd_worker(struct work_struct *work)
+{
+ struct msm_dsi_host *msm_host =
+ container_of(work, struct msm_dsi_host, hpd_work);
+
+ drm_helper_hpd_irq_event(msm_host->dev);
+}
+
static void dsi_err_worker(struct work_struct *work)
{
struct msm_dsi_host *msm_host =
DBG("id=%d", msm_host->id);
if (msm_host->dev)
- drm_helper_hpd_irq_event(msm_host->dev);
+ queue_work(msm_host->workqueue, &msm_host->hpd_work);
return 0;
}
DBG("id=%d", msm_host->id);
if (msm_host->dev)
- drm_helper_hpd_irq_event(msm_host->dev);
+ queue_work(msm_host->workqueue, &msm_host->hpd_work);
return 0;
}
/* setup workqueue */
msm_host->workqueue = alloc_ordered_workqueue("dsi_drm_work", 0);
INIT_WORK(&msm_host->err_work, dsi_err_worker);
+ INIT_WORK(&msm_host->hpd_work, dsi_hpd_worker);
msm_dsi->host = &msm_host->base;
msm_dsi->id = msm_host->id;
.parent_names = (const char *[]){ "xo" },
.num_parents = 1,
.name = vco_name,
+ .flags = CLK_IGNORE_UNUSED,
.ops = &clk_ops_dsi_pll_28nm_vco,
};
struct device *dev = &pll_28nm->pdev->dev;
struct clk_init_data vco_init = {
.parent_names = (const char *[]){ "pxo" },
.num_parents = 1,
+ .flags = CLK_IGNORE_UNUSED,
.ops = &clk_ops_dsi_pll_28nm_vco,
};
struct device *dev = &pll_28nm->pdev->dev;
.ops = &hdmi_8996_pll_ops,
.parent_names = hdmi_pll_parents,
.num_parents = ARRAY_SIZE(hdmi_pll_parents),
+ .flags = CLK_IGNORE_UNUSED,
};
int msm_hdmi_pll_8996_init(struct platform_device *pdev)
.ops = &hdmi_pll_ops,
.parent_names = hdmi_pll_parents,
.num_parents = ARRAY_SIZE(hdmi_pll_parents),
+ .flags = CLK_IGNORE_UNUSED,
};
int msm_hdmi_pll_8960_init(struct platform_device *pdev)
.count = 2,
.base = { 0x14000, 0x16000 },
.caps = MDP_PIPE_CAP_HFLIP | MDP_PIPE_CAP_VFLIP |
- MDP_PIPE_CAP_SCALE | MDP_PIPE_CAP_DECIMATION,
+ MDP_PIPE_CAP_DECIMATION,
},
.pipe_dma = {
.count = 1,
.lm = {
.count = 2, /* LM0 and LM3 */
.base = { 0x44000, 0x47000 },
- .nb_stages = 5,
+ .nb_stages = 8,
.max_width = 2048,
.max_height = 0xFFFF,
},
plane_cnt++;
}
- /*
- * If there is no base layer, enable border color.
- * Although it's not possbile in current blend logic,
- * put it here as a reminder.
- */
- if (!pstates[STAGE_BASE] && plane_cnt) {
+ if (!pstates[STAGE_BASE]) {
ctl_blend_flags |= MDP5_CTL_BLEND_OP_FLAG_BORDER_OUT;
DBG("Border Color is enabled");
}
return pa->state->zpos - pb->state->zpos;
}
+/* is there a helper for this? */
+static bool is_fullscreen(struct drm_crtc_state *cstate,
+ struct drm_plane_state *pstate)
+{
+ return (pstate->crtc_x <= 0) && (pstate->crtc_y <= 0) &&
+ ((pstate->crtc_x + pstate->crtc_w) >= cstate->mode.hdisplay) &&
+ ((pstate->crtc_y + pstate->crtc_h) >= cstate->mode.vdisplay);
+}
+
static int mdp5_crtc_atomic_check(struct drm_crtc *crtc,
struct drm_crtc_state *state)
{
struct plane_state pstates[STAGE_MAX + 1];
const struct mdp5_cfg_hw *hw_cfg;
const struct drm_plane_state *pstate;
- int cnt = 0, i;
+ int cnt = 0, base = 0, i;
DBG("%s: check", mdp5_crtc->name);
- /* verify that there are not too many planes attached to crtc
- * and that we don't have conflicting mixer stages:
- */
- hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg);
drm_atomic_crtc_state_for_each_plane_state(plane, pstate, state) {
- if (cnt >= (hw_cfg->lm.nb_stages)) {
- dev_err(dev->dev, "too many planes!\n");
- return -EINVAL;
- }
-
-
pstates[cnt].plane = plane;
pstates[cnt].state = to_mdp5_plane_state(pstate);
/* assign a stage based on sorted zpos property */
sort(pstates, cnt, sizeof(pstates[0]), pstate_cmp, NULL);
+ /* if the bottom-most layer is not fullscreen, we need to use
+ * it for solid-color:
+ */
+ if ((cnt > 0) && !is_fullscreen(state, &pstates[0].state->base))
+ base++;
+
+ /* verify that there are not too many planes attached to crtc
+ * and that we don't have conflicting mixer stages:
+ */
+ hw_cfg = mdp5_cfg_get_hw_config(mdp5_kms->cfg);
+
+ if ((cnt + base) >= hw_cfg->lm.nb_stages) {
+ dev_err(dev->dev, "too many planes!\n");
+ return -EINVAL;
+ }
+
for (i = 0; i < cnt; i++) {
- pstates[i].state->stage = STAGE_BASE + i;
+ pstates[i].state->stage = STAGE_BASE + i + base;
DBG("%s: assign pipe %s on stage=%d", mdp5_crtc->name,
pipe2name(mdp5_plane_pipe(pstates[i].plane)),
pstates[i].state->stage);
format = to_mdp_format(msm_framebuffer_format(state->fb));
if (MDP_FORMAT_IS_YUV(format) &&
!pipe_supports_yuv(mdp5_plane->caps)) {
- dev_err(plane->dev->dev,
- "Pipe doesn't support YUV\n");
+ DBG("Pipe doesn't support YUV\n");
return -EINVAL;
}
if (!(mdp5_plane->caps & MDP_PIPE_CAP_SCALE) &&
(((state->src_w >> 16) != state->crtc_w) ||
((state->src_h >> 16) != state->crtc_h))) {
- dev_err(plane->dev->dev,
- "Pipe doesn't support scaling (%dx%d -> %dx%d)\n",
+ DBG("Pipe doesn't support scaling (%dx%d -> %dx%d)\n",
state->src_w >> 16, state->src_h >> 16,
state->crtc_w, state->crtc_h);
vflip = !!(state->rotation & DRM_REFLECT_Y);
if ((vflip && !(mdp5_plane->caps & MDP_PIPE_CAP_VFLIP)) ||
(hflip && !(mdp5_plane->caps & MDP_PIPE_CAP_HFLIP))) {
- dev_err(plane->dev->dev,
- "Pipe doesn't support flip\n");
+ DBG("Pipe doesn't support flip\n");
return -EINVAL;
}
flush_workqueue(priv->atomic_wq);
destroy_workqueue(priv->atomic_wq);
- if (kms)
+ if (kms && kms->funcs)
kms->funcs->destroy(kms);
if (gpu) {
void msm_gem_shrinker_cleanup(struct drm_device *dev)
{
struct msm_drm_private *priv = dev->dev_private;
- WARN_ON(unregister_vmap_purge_notifier(&priv->vmap_notifier));
- unregister_shrinker(&priv->shrinker);
+
+ if (priv->shrinker.nr_deferred) {
+ WARN_ON(unregister_vmap_purge_notifier(&priv->vmap_notifier));
+ unregister_shrinker(&priv->shrinker);
+ }
}
{
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
- if (radeon_connector->ddc_bus->has_aux) {
+ if (radeon_connector->ddc_bus && radeon_connector->ddc_bus->has_aux) {
drm_dp_aux_unregister(&radeon_connector->ddc_bus->aux);
radeon_connector->ddc_bus->has_aux = false;
}
"LAST",
};
+#if defined(CONFIG_VGA_SWITCHEROO)
+bool radeon_has_atpx_dgpu_power_cntl(void);
+bool radeon_is_atpx_hybrid(void);
+#else
+static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; }
+static inline bool radeon_is_atpx_hybrid(void) { return false; }
+#endif
+
#define RADEON_PX_QUIRK_DISABLE_PX (1 << 0)
#define RADEON_PX_QUIRK_LONG_WAKEUP (1 << 1)
if (rdev->px_quirk_flags & RADEON_PX_QUIRK_DISABLE_PX)
rdev->flags &= ~RADEON_IS_PX;
+
+ /* disable PX is the system doesn't support dGPU power control or hybrid gfx */
+ if (!radeon_is_atpx_hybrid() &&
+ !radeon_has_atpx_dgpu_power_cntl())
+ rdev->flags &= ~RADEON_IS_PX;
}
/**
static int udl_select_std_channel(struct udl_device *udl)
{
int ret;
- u8 set_def_chn[] = {0x57, 0xCD, 0xDC, 0xA7,
- 0x1C, 0x88, 0x5E, 0x15,
- 0x60, 0xFE, 0xC6, 0x97,
- 0x16, 0x3D, 0x47, 0xF2};
+ static const u8 set_def_chn[] = {0x57, 0xCD, 0xDC, 0xA7,
+ 0x1C, 0x88, 0x5E, 0x15,
+ 0x60, 0xFE, 0xC6, 0x97,
+ 0x16, 0x3D, 0x47, 0xF2};
+ void *sendbuf;
+
+ sendbuf = kmemdup(set_def_chn, sizeof(set_def_chn), GFP_KERNEL);
+ if (!sendbuf)
+ return -ENOMEM;
ret = usb_control_msg(udl->udev,
usb_sndctrlpipe(udl->udev, 0),
NR_USB_REQUEST_CHANNEL,
(USB_DIR_OUT | USB_TYPE_VENDOR), 0, 0,
- set_def_chn, sizeof(set_def_chn),
+ sendbuf, sizeof(set_def_chn),
USB_CTRL_SET_TIMEOUT);
+ kfree(sendbuf);
return ret < 0 ? ret : 0;
}
#define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
#define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
#define USB_DEVICE_ID_ATEN_CS682 0x2213
+#define USB_DEVICE_ID_ATEN_CS692 0x8021
#define USB_VENDOR_ID_ATMEL 0x03eb
#define USB_DEVICE_ID_ATMEL_MULTITOUCH 0x211c
bool input = false;
int value = 0;
- if (sscanf(attr->attr.name, "feature-%d-%x-%s", &index, &usage,
+ if (sscanf(attr->attr.name, "feature-%x-%x-%s", &index, &usage,
name) == 3) {
feature = true;
field_index = index + sensor_inst->input_field_count;
- } else if (sscanf(attr->attr.name, "input-%d-%x-%s", &index, &usage,
+ } else if (sscanf(attr->attr.name, "input-%x-%x-%s", &index, &usage,
name) == 3) {
input = true;
field_index = index;
char name[HID_CUSTOM_NAME_LENGTH];
int value;
- if (sscanf(attr->attr.name, "feature-%d-%x-%s", &index, &usage,
+ if (sscanf(attr->attr.name, "feature-%x-%x-%s", &index, &usage,
name) == 3) {
field_index = index + sensor_inst->input_field_count;
} else
struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev);
int report_size;
int ret = 0;
+ u8 *val_ptr;
+ int buffer_index = 0;
+ int i;
mutex_lock(&data->mutex);
report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT);
goto done_proc;
}
ret = min(report_size, buffer_size);
- memcpy(buffer, report->field[field_index]->value, ret);
+
+ val_ptr = (u8 *)report->field[field_index]->value;
+ for (i = 0; i < report->field[field_index]->report_count; ++i) {
+ if (buffer_index >= ret)
+ break;
+
+ memcpy(&((u8 *)buffer)[buffer_index], val_ptr,
+ report->field[field_index]->report_size / 8);
+ val_ptr += sizeof(__s32);
+ buffer_index += (report->field[field_index]->report_size / 8);
+ }
done_proc:
mutex_unlock(&data->mutex);
return IRQ_HANDLED;
}
+/**
+ * ish_disable_dma() - disable dma communication between host and ISHFW
+ * @dev: ishtp device pointer
+ *
+ * Clear the dma enable bit and wait for dma inactive.
+ *
+ * Return: 0 for success else error code.
+ */
+static int ish_disable_dma(struct ishtp_device *dev)
+{
+ unsigned int dma_delay;
+
+ /* Clear the dma enable bit */
+ ish_reg_write(dev, IPC_REG_ISH_RMP2, 0);
+
+ /* wait for dma inactive */
+ for (dma_delay = 0; dma_delay < MAX_DMA_DELAY &&
+ _ish_read_fw_sts_reg(dev) & (IPC_ISH_IN_DMA);
+ dma_delay += 5)
+ mdelay(5);
+
+ if (dma_delay >= MAX_DMA_DELAY) {
+ dev_err(dev->devc,
+ "Wait for DMA inactive timeout\n");
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
+/**
+ * ish_wakeup() - wakeup ishfw from waiting-for-host state
+ * @dev: ishtp device pointer
+ *
+ * Set the dma enable bit and send a void message to FW,
+ * it wil wakeup FW from waiting-for-host state.
+ */
+static void ish_wakeup(struct ishtp_device *dev)
+{
+ /* Set dma enable bit */
+ ish_reg_write(dev, IPC_REG_ISH_RMP2, IPC_RMP2_DMA_ENABLED);
+
+ /*
+ * Send 0 IPC message so that ISH FW wakes up if it was already
+ * asleep.
+ */
+ ish_reg_write(dev, IPC_REG_HOST2ISH_DRBL, IPC_DRBL_BUSY_BIT);
+
+ /* Flush writes to doorbell and REMAP2 */
+ ish_reg_read(dev, IPC_REG_ISH_HOST_FWSTS);
+}
+
/**
* _ish_hw_reset() - HW reset
* @dev: ishtp device pointer
{
struct pci_dev *pdev = dev->pdev;
int rv;
- unsigned int dma_delay;
uint16_t csr;
if (!pdev)
return -EINVAL;
}
- /* Now trigger reset to FW */
- ish_reg_write(dev, IPC_REG_ISH_RMP2, 0);
-
- for (dma_delay = 0; dma_delay < MAX_DMA_DELAY &&
- _ish_read_fw_sts_reg(dev) & (IPC_ISH_IN_DMA);
- dma_delay += 5)
- mdelay(5);
-
- if (dma_delay >= MAX_DMA_DELAY) {
+ /* Disable dma communication between FW and host */
+ if (ish_disable_dma(dev)) {
dev_err(&pdev->dev,
"Can't reset - stuck with DMA in-progress\n");
return -EBUSY;
csr |= PCI_D0;
pci_write_config_word(pdev, pdev->pm_cap + PCI_PM_CTRL, csr);
- ish_reg_write(dev, IPC_REG_ISH_RMP2, IPC_RMP2_DMA_ENABLED);
-
- /*
- * Send 0 IPC message so that ISH FW wakes up if it was already
- * asleep
- */
- ish_reg_write(dev, IPC_REG_HOST2ISH_DRBL, IPC_DRBL_BUSY_BIT);
-
- /* Flush writes to doorbell and REMAP2 */
- ish_reg_read(dev, IPC_REG_ISH_HOST_FWSTS);
+ /* Now we can enable ISH DMA operation and wakeup ISHFW */
+ ish_wakeup(dev);
return 0;
}
int ish_hw_start(struct ishtp_device *dev)
{
ish_set_host_rdy(dev);
- /* After that we can enable ISH DMA operation */
- ish_reg_write(dev, IPC_REG_ISH_RMP2, IPC_RMP2_DMA_ENABLED);
- /*
- * Send 0 IPC message so that ISH FW wakes up if it was already
- * asleep
- */
- ish_reg_write(dev, IPC_REG_HOST2ISH_DRBL, IPC_DRBL_BUSY_BIT);
- /* Flush write to doorbell */
- ish_reg_read(dev, IPC_REG_ISH_HOST_FWSTS);
+ /* After that we can enable ISH DMA operation and wakeup ISHFW */
+ ish_wakeup(dev);
set_host_ready(dev);
*/
void ish_device_disable(struct ishtp_device *dev)
{
+ struct pci_dev *pdev = dev->pdev;
+
+ if (!pdev)
+ return;
+
+ /* Disable dma communication between FW and host */
+ if (ish_disable_dma(dev)) {
+ dev_err(&pdev->dev,
+ "Can't reset - stuck with DMA in-progress\n");
+ return;
+ }
+
+ /* Put ISH to D3hot state for power saving */
+ pci_set_power_state(pdev, PCI_D3hot);
+
dev->dev_state = ISHTP_DEV_DISABLED;
ish_clr_host_rdy(dev);
}
pdev->dev_flags |= PCI_DEV_FLAGS_NO_D3;
/* request and enable interrupt */
- ret = request_irq(pdev->irq, ish_irq_handler, IRQF_NO_SUSPEND,
+ ret = request_irq(pdev->irq, ish_irq_handler, IRQF_SHARED,
KBUILD_MODNAME, dev);
if (ret) {
dev_err(&pdev->dev, "ISH: request IRQ failure (%d)\n",
kfree(ishtp_dev);
}
+#ifdef CONFIG_PM
static struct device *ish_resume_device;
/**
return 0;
}
-#ifdef CONFIG_PM
static const struct dev_pm_ops ish_pm_ops = {
.suspend = ish_suspend,
.resume = ish_resume,
#define ISHTP_ISH_PM_OPS (&ish_pm_ops)
#else
#define ISHTP_ISH_PM_OPS NULL
-#endif
+#endif /* CONFIG_PM */
static struct pci_driver ish_driver = {
.name = KBUILD_MODNAME,
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS682, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS692, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_FIGHTERSTICK, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_COMBATSTICK, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_FLIGHT_SIM_ECLIPSE_YOKE, HID_QUIRK_NOGET },
{
int ret = 0;
- dev_set_name(&child_device_obj->device, "vmbus-%pUl",
+ dev_set_name(&child_device_obj->device, "%pUl",
child_device_obj->channel->offermsg.offer.if_instance.b);
child_device_obj->device.bus = &hv_bus;
hwdev->groups = devm_kcalloc(dev, ngroups, sizeof(*groups),
GFP_KERNEL);
- if (!hwdev->groups)
- return ERR_PTR(-ENOMEM);
+ if (!hwdev->groups) {
+ err = -ENOMEM;
+ goto free_hwmon;
+ }
attrs = __hwmon_create_attrs(dev, drvdata, chip);
if (IS_ERR(attrs)) {
return IIO_VAL_INT;
case IIO_CHAN_INFO_SCALE:
- *val = 0;
- *val2 = adata->current_fullscale->gain;
+ *val = adata->current_fullscale->gain / 1000000;
+ *val2 = adata->current_fullscale->gain % 1000000;
return IIO_VAL_INT_PLUS_MICRO;
case IIO_CHAN_INFO_SAMP_FREQ:
*val = adata->odr;
int err;
switch (mask) {
- case IIO_CHAN_INFO_SCALE:
- err = st_sensors_set_fullscale_by_gain(indio_dev, val2);
+ case IIO_CHAN_INFO_SCALE: {
+ int gain;
+
+ gain = val * 1000000 + val2;
+ err = st_sensors_set_fullscale_by_gain(indio_dev, gain);
break;
+ }
case IIO_CHAN_INFO_SAMP_FREQ:
if (val2)
return -EINVAL;
u32 usage_id;
int unit; /* 0 for default others from HID sensor spec */
int scale_val0; /* scale, whole number */
- int scale_val1; /* scale, fraction in micros */
+ int scale_val1; /* scale, fraction in nanos */
} unit_conversion[] = {
- {HID_USAGE_SENSOR_ACCEL_3D, 0, 9, 806650},
+ {HID_USAGE_SENSOR_ACCEL_3D, 0, 9, 806650000},
{HID_USAGE_SENSOR_ACCEL_3D,
HID_USAGE_SENSOR_UNITS_METERS_PER_SEC_SQRD, 1, 0},
{HID_USAGE_SENSOR_ACCEL_3D,
- HID_USAGE_SENSOR_UNITS_G, 9, 806650},
+ HID_USAGE_SENSOR_UNITS_G, 9, 806650000},
- {HID_USAGE_SENSOR_GYRO_3D, 0, 0, 17453},
+ {HID_USAGE_SENSOR_GYRO_3D, 0, 0, 17453293},
{HID_USAGE_SENSOR_GYRO_3D,
HID_USAGE_SENSOR_UNITS_RADIANS_PER_SECOND, 1, 0},
{HID_USAGE_SENSOR_GYRO_3D,
- HID_USAGE_SENSOR_UNITS_DEGREES_PER_SECOND, 0, 17453},
+ HID_USAGE_SENSOR_UNITS_DEGREES_PER_SECOND, 0, 17453293},
- {HID_USAGE_SENSOR_COMPASS_3D, 0, 0, 1000},
+ {HID_USAGE_SENSOR_COMPASS_3D, 0, 0, 1000000},
{HID_USAGE_SENSOR_COMPASS_3D, HID_USAGE_SENSOR_UNITS_GAUSS, 1, 0},
- {HID_USAGE_SENSOR_INCLINOMETER_3D, 0, 0, 17453},
+ {HID_USAGE_SENSOR_INCLINOMETER_3D, 0, 0, 17453293},
{HID_USAGE_SENSOR_INCLINOMETER_3D,
- HID_USAGE_SENSOR_UNITS_DEGREES, 0, 17453},
+ HID_USAGE_SENSOR_UNITS_DEGREES, 0, 17453293},
{HID_USAGE_SENSOR_INCLINOMETER_3D,
HID_USAGE_SENSOR_UNITS_RADIANS, 1, 0},
{HID_USAGE_SENSOR_ALS, HID_USAGE_SENSOR_UNITS_LUX, 1, 0},
{HID_USAGE_SENSOR_PRESSURE, 0, 100, 0},
- {HID_USAGE_SENSOR_PRESSURE, HID_USAGE_SENSOR_UNITS_PASCAL, 0, 1000},
+ {HID_USAGE_SENSOR_PRESSURE, HID_USAGE_SENSOR_UNITS_PASCAL, 0, 1000000},
};
static int pow_10(unsigned power)
/*
* This fuction applies the unit exponent to the scale.
* For example:
- * 9.806650 ->exp:2-> val0[980]val1[665000]
- * 9.000806 ->exp:2-> val0[900]val1[80600]
- * 0.174535 ->exp:2-> val0[17]val1[453500]
- * 1.001745 ->exp:0-> val0[1]val1[1745]
- * 1.001745 ->exp:2-> val0[100]val1[174500]
- * 1.001745 ->exp:4-> val0[10017]val1[450000]
- * 9.806650 ->exp:-2-> val0[0]val1[98066]
+ * 9.806650000 ->exp:2-> val0[980]val1[665000000]
+ * 9.000806000 ->exp:2-> val0[900]val1[80600000]
+ * 0.174535293 ->exp:2-> val0[17]val1[453529300]
+ * 1.001745329 ->exp:0-> val0[1]val1[1745329]
+ * 1.001745329 ->exp:2-> val0[100]val1[174532900]
+ * 1.001745329 ->exp:4-> val0[10017]val1[453290000]
+ * 9.806650000 ->exp:-2-> val0[0]val1[98066500]
*/
-static void adjust_exponent_micro(int *val0, int *val1, int scale0,
+static void adjust_exponent_nano(int *val0, int *val1, int scale0,
int scale1, int exp)
{
int i;
if (exp > 0) {
*val0 = scale0 * pow_10(exp);
res = 0;
- if (exp > 6) {
+ if (exp > 9) {
*val1 = 0;
return;
}
for (i = 0; i < exp; ++i) {
- x = scale1 / pow_10(5 - i);
+ x = scale1 / pow_10(8 - i);
res += (pow_10(exp - 1 - i) * x);
- scale1 = scale1 % pow_10(5 - i);
+ scale1 = scale1 % pow_10(8 - i);
}
*val0 += res;
*val1 = scale1 * pow_10(exp);
} else if (exp < 0) {
exp = abs(exp);
- if (exp > 6) {
+ if (exp > 9) {
*val0 = *val1 = 0;
return;
}
*val0 = scale0 / pow_10(exp);
rem = scale0 % pow_10(exp);
res = 0;
- for (i = 0; i < (6 - exp); ++i) {
- x = scale1 / pow_10(5 - i);
- res += (pow_10(5 - exp - i) * x);
- scale1 = scale1 % pow_10(5 - i);
+ for (i = 0; i < (9 - exp); ++i) {
+ x = scale1 / pow_10(8 - i);
+ res += (pow_10(8 - exp - i) * x);
+ scale1 = scale1 % pow_10(8 - i);
}
- *val1 = rem * pow_10(6 - exp) + res;
+ *val1 = rem * pow_10(9 - exp) + res;
} else {
*val0 = scale0;
*val1 = scale1;
unit_conversion[i].unit == attr_info->units) {
exp = hid_sensor_convert_exponent(
attr_info->unit_expo);
- adjust_exponent_micro(val0, val1,
+ adjust_exponent_nano(val0, val1,
unit_conversion[i].scale_val0,
unit_conversion[i].scale_val1, exp);
break;
}
}
- return IIO_VAL_INT_PLUS_MICRO;
+ return IIO_VAL_INT_PLUS_NANO;
}
EXPORT_SYMBOL(hid_sensor_format_scale);
ssize_t st_sensors_sysfs_scale_avail(struct device *dev,
struct device_attribute *attr, char *buf)
{
- int i, len = 0;
+ int i, len = 0, q, r;
struct iio_dev *indio_dev = dev_get_drvdata(dev);
struct st_sensor_data *sdata = iio_priv(indio_dev);
if (sdata->sensor_settings->fs.fs_avl[i].num == 0)
break;
- len += scnprintf(buf + len, PAGE_SIZE - len, "0.%06u ",
- sdata->sensor_settings->fs.fs_avl[i].gain);
+ q = sdata->sensor_settings->fs.fs_avl[i].gain / 1000000;
+ r = sdata->sensor_settings->fs.fs_avl[i].gain % 1000000;
+
+ len += scnprintf(buf + len, PAGE_SIZE - len, "%u.%06u ", q, r);
}
mutex_unlock(&indio_dev->mlock);
buf[len - 1] = '\n';
.id_table = hid_dev_rot_ids,
.driver = {
.name = KBUILD_MODNAME,
+ .pm = &hid_sensor_pm_ops,
},
.probe = hid_dev_rot_probe,
.remove = hid_dev_rot_remove,
ret = spi_read(data->spi, (void *)&buf32, storage_bytes);
*val = be32_to_cpu(buf32);
break;
+ default:
+ ret = -EINVAL;
}
if (ret)
}
}
-static void cma_save_ip4_info(struct sockaddr *src_addr,
- struct sockaddr *dst_addr,
+static void cma_save_ip4_info(struct sockaddr_in *src_addr,
+ struct sockaddr_in *dst_addr,
struct cma_hdr *hdr,
__be16 local_port)
{
- struct sockaddr_in *ip4;
-
if (src_addr) {
- ip4 = (struct sockaddr_in *)src_addr;
- ip4->sin_family = AF_INET;
- ip4->sin_addr.s_addr = hdr->dst_addr.ip4.addr;
- ip4->sin_port = local_port;
+ *src_addr = (struct sockaddr_in) {
+ .sin_family = AF_INET,
+ .sin_addr.s_addr = hdr->dst_addr.ip4.addr,
+ .sin_port = local_port,
+ };
}
if (dst_addr) {
- ip4 = (struct sockaddr_in *)dst_addr;
- ip4->sin_family = AF_INET;
- ip4->sin_addr.s_addr = hdr->src_addr.ip4.addr;
- ip4->sin_port = hdr->port;
+ *dst_addr = (struct sockaddr_in) {
+ .sin_family = AF_INET,
+ .sin_addr.s_addr = hdr->src_addr.ip4.addr,
+ .sin_port = hdr->port,
+ };
}
}
-static void cma_save_ip6_info(struct sockaddr *src_addr,
- struct sockaddr *dst_addr,
+static void cma_save_ip6_info(struct sockaddr_in6 *src_addr,
+ struct sockaddr_in6 *dst_addr,
struct cma_hdr *hdr,
__be16 local_port)
{
- struct sockaddr_in6 *ip6;
-
if (src_addr) {
- ip6 = (struct sockaddr_in6 *)src_addr;
- ip6->sin6_family = AF_INET6;
- ip6->sin6_addr = hdr->dst_addr.ip6;
- ip6->sin6_port = local_port;
+ *src_addr = (struct sockaddr_in6) {
+ .sin6_family = AF_INET6,
+ .sin6_addr = hdr->dst_addr.ip6,
+ .sin6_port = local_port,
+ };
}
if (dst_addr) {
- ip6 = (struct sockaddr_in6 *)dst_addr;
- ip6->sin6_family = AF_INET6;
- ip6->sin6_addr = hdr->src_addr.ip6;
- ip6->sin6_port = hdr->port;
+ *dst_addr = (struct sockaddr_in6) {
+ .sin6_family = AF_INET6,
+ .sin6_addr = hdr->src_addr.ip6,
+ .sin6_port = hdr->port,
+ };
}
}
switch (cma_get_ip_ver(hdr)) {
case 4:
- cma_save_ip4_info(src_addr, dst_addr, hdr, port);
+ cma_save_ip4_info((struct sockaddr_in *)src_addr,
+ (struct sockaddr_in *)dst_addr, hdr, port);
break;
case 6:
- cma_save_ip6_info(src_addr, dst_addr, hdr, port);
+ cma_save_ip6_info((struct sockaddr_in6 *)src_addr,
+ (struct sockaddr_in6 *)dst_addr, hdr, port);
break;
default:
return -EAFNOSUPPORT;
/* And we're up. Go go go! */
of_iommu_set_ops(dev->of_node, &arm_smmu_ops);
#ifdef CONFIG_PCI
- pci_request_acs();
- ret = bus_set_iommu(&pci_bus_type, &arm_smmu_ops);
- if (ret)
- return ret;
+ if (pci_bus_type.iommu_ops != &arm_smmu_ops) {
+ pci_request_acs();
+ ret = bus_set_iommu(&pci_bus_type, &arm_smmu_ops);
+ if (ret)
+ return ret;
+ }
#endif
#ifdef CONFIG_ARM_AMBA
- ret = bus_set_iommu(&amba_bustype, &arm_smmu_ops);
- if (ret)
- return ret;
+ if (amba_bustype.iommu_ops != &arm_smmu_ops) {
+ ret = bus_set_iommu(&amba_bustype, &arm_smmu_ops);
+ if (ret)
+ return ret;
+ }
#endif
- return bus_set_iommu(&platform_bus_type, &arm_smmu_ops);
+ if (platform_bus_type.iommu_ops != &arm_smmu_ops) {
+ ret = bus_set_iommu(&platform_bus_type, &arm_smmu_ops);
+ if (ret)
+ return ret;
+ }
+ return 0;
}
static int arm_smmu_device_remove(struct platform_device *pdev)
#define INVALID_SMENDX -1
#define __fwspec_cfg(fw) ((struct arm_smmu_master_cfg *)fw->iommu_priv)
#define fwspec_smmu(fw) (__fwspec_cfg(fw)->smmu)
+#define fwspec_smendx(fw, i) \
+ (i >= fw->num_ids ? INVALID_SMENDX : __fwspec_cfg(fw)->smendx[i])
#define for_each_cfg_sme(fw, i, idx) \
- for (i = 0; idx = __fwspec_cfg(fw)->smendx[i], i < fw->num_ids; ++i)
+ for (i = 0; idx = fwspec_smendx(fw, i), i < fw->num_ids; ++i)
struct arm_smmu_device {
struct device *dev;
return -ENXIO;
}
+ /*
+ * FIXME: The arch/arm DMA API code tries to attach devices to its own
+ * domains between of_xlate() and add_device() - we have no way to cope
+ * with that, so until ARM gets converted to rely on groups and default
+ * domains, just say no (but more politely than by dereferencing NULL).
+ * This should be at least a WARN_ON once that's sorted.
+ */
+ if (!fwspec->iommu_priv)
+ return -ENODEV;
+
smmu = fwspec_smmu(fwspec);
/* Ensure that the domain is finalised */
ret = arm_smmu_init_domain_context(domain, smmu);
fwspec = dev->iommu_fwspec;
if (ret)
goto out_free;
- } else if (fwspec) {
+ } else if (fwspec && fwspec->ops == &arm_smmu_ops) {
smmu = arm_smmu_get_by_node(to_of_node(fwspec->iommu_fwnode));
} else {
return -ENODEV;
if (!iommu->domains || !iommu->domain_ids)
return;
+again:
spin_lock_irqsave(&device_domain_lock, flags);
list_for_each_entry_safe(info, tmp, &device_domain_list, global) {
struct dmar_domain *domain;
domain = info->domain;
- dmar_remove_one_dev_info(domain, info->dev);
+ __dmar_remove_one_dev_info(info);
- if (!domain_type_is_vm_or_si(domain))
+ if (!domain_type_is_vm_or_si(domain)) {
+ /*
+ * The domain_exit() function can't be called under
+ * device_domain_lock, as it takes this lock itself.
+ * So release the lock here and re-run the loop
+ * afterwards.
+ */
+ spin_unlock_irqrestore(&device_domain_lock, flags);
domain_exit(domain);
+ goto again;
+ }
}
spin_unlock_irqrestore(&device_domain_lock, flags);
depends on DVB_CORE
default DVB_AS102
+config DVB_GP8PSK_FE
+ tristate
+ depends on DVB_CORE
+ default DVB_USB_GP8PSK
+
comment "DVB-C (cable) frontends"
depends on DVB_CORE
obj-$(CONFIG_DVB_M88RS2000) += m88rs2000.o
obj-$(CONFIG_DVB_AF9033) += af9033.o
obj-$(CONFIG_DVB_AS102_FE) += as102_fe.o
+obj-$(CONFIG_DVB_GP8PSK_FE) += gp8psk-fe.o
obj-$(CONFIG_DVB_TC90522) += tc90522.o
obj-$(CONFIG_DVB_HORUS3A) += horus3a.o
obj-$(CONFIG_DVB_ASCOT2E) += ascot2e.o
*
* see Documentation/dvb/README.dvb-usb for more information
*/
-#include "gp8psk.h"
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include "gp8psk-fe.h"
+#include "dvb_frontend.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
+
+#define dprintk(fmt, arg...) do { \
+ if (debug) \
+ printk(KERN_DEBUG pr_fmt("%s: " fmt), \
+ __func__, ##arg); \
+} while (0)
struct gp8psk_fe_state {
struct dvb_frontend fe;
- struct dvb_usb_device *d;
+ void *priv;
+ const struct gp8psk_fe_ops *ops;
+ bool is_rev1;
u8 lock;
u16 snr;
unsigned long next_status_check;
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
u8 status;
- gp8psk_usb_in_op(st->d, GET_8PSK_CONFIG, 0, 0, &status, 1);
+
+ st->ops->in(st->priv, GET_8PSK_CONFIG, 0, 0, &status, 1);
return status & bmDCtuned;
}
static int gp8psk_set_tuner_mode(struct dvb_frontend *fe, int mode)
{
- struct gp8psk_fe_state *state = fe->demodulator_priv;
- return gp8psk_usb_out_op(state->d, SET_8PSK_CONFIG, mode, 0, NULL, 0);
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
+
+ return st->ops->out(st->priv, SET_8PSK_CONFIG, mode, 0, NULL, 0);
}
static int gp8psk_fe_update_status(struct gp8psk_fe_state *st)
{
u8 buf[6];
if (time_after(jiffies,st->next_status_check)) {
- gp8psk_usb_in_op(st->d, GET_SIGNAL_LOCK, 0,0,&st->lock,1);
- gp8psk_usb_in_op(st->d, GET_SIGNAL_STRENGTH, 0,0,buf,6);
+ st->ops->in(st->priv, GET_SIGNAL_LOCK, 0, 0, &st->lock, 1);
+ st->ops->in(st->priv, GET_SIGNAL_STRENGTH, 0, 0, buf, 6);
st->snr = (buf[1]) << 8 | buf[0];
st->next_status_check = jiffies + (st->status_check_interval*HZ)/1000;
}
static int gp8psk_fe_set_frontend(struct dvb_frontend *fe)
{
- struct gp8psk_fe_state *state = fe->demodulator_priv;
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
u8 cmd[10];
u32 freq = c->frequency * 1000;
- int gp_product_id = le16_to_cpu(state->d->udev->descriptor.idProduct);
- deb_fe("%s()\n", __func__);
+ dprintk("%s()\n", __func__);
cmd[4] = freq & 0xff;
cmd[5] = (freq >> 8) & 0xff;
switch (c->delivery_system) {
case SYS_DVBS:
if (c->modulation != QPSK) {
- deb_fe("%s: unsupported modulation selected (%d)\n",
+ dprintk("%s: unsupported modulation selected (%d)\n",
__func__, c->modulation);
return -EOPNOTSUPP;
}
c->fec_inner = FEC_AUTO;
break;
case SYS_DVBS2: /* kept for backwards compatibility */
- deb_fe("%s: DVB-S2 delivery system selected\n", __func__);
+ dprintk("%s: DVB-S2 delivery system selected\n", __func__);
break;
case SYS_TURBO:
- deb_fe("%s: Turbo-FEC delivery system selected\n", __func__);
+ dprintk("%s: Turbo-FEC delivery system selected\n", __func__);
break;
default:
- deb_fe("%s: unsupported delivery system selected (%d)\n",
+ dprintk("%s: unsupported delivery system selected (%d)\n",
__func__, c->delivery_system);
return -EOPNOTSUPP;
}
cmd[3] = (c->symbol_rate >> 24) & 0xff;
switch (c->modulation) {
case QPSK:
- if (gp_product_id == USB_PID_GENPIX_8PSK_REV_1_WARM)
+ if (st->is_rev1)
if (gp8psk_tuned_to_DCII(fe))
- gp8psk_bcm4500_reload(state->d);
+ st->ops->reload(st->priv);
switch (c->fec_inner) {
case FEC_1_2:
cmd[9] = 0; break;
cmd[9] = 0;
break;
default: /* Unknown modulation */
- deb_fe("%s: unsupported modulation selected (%d)\n",
+ dprintk("%s: unsupported modulation selected (%d)\n",
__func__, c->modulation);
return -EOPNOTSUPP;
}
- if (gp_product_id == USB_PID_GENPIX_8PSK_REV_1_WARM)
+ if (st->is_rev1)
gp8psk_set_tuner_mode(fe, 0);
- gp8psk_usb_out_op(state->d, TUNE_8PSK, 0, 0, cmd, 10);
+ st->ops->out(st->priv, TUNE_8PSK, 0, 0, cmd, 10);
- state->lock = 0;
- state->next_status_check = jiffies;
- state->status_check_interval = 200;
+ st->lock = 0;
+ st->next_status_check = jiffies;
+ st->status_check_interval = 200;
return 0;
}
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
- deb_fe("%s\n",__func__);
+ dprintk("%s\n", __func__);
- if (gp8psk_usb_out_op(st->d,SEND_DISEQC_COMMAND, m->msg[0], 0,
+ if (st->ops->out(st->priv, SEND_DISEQC_COMMAND, m->msg[0], 0,
m->msg, m->msg_len)) {
return -EINVAL;
}
struct gp8psk_fe_state *st = fe->demodulator_priv;
u8 cmd;
- deb_fe("%s\n",__func__);
+ dprintk("%s\n", __func__);
/* These commands are certainly wrong */
cmd = (burst == SEC_MINI_A) ? 0x00 : 0x01;
- if (gp8psk_usb_out_op(st->d,SEND_DISEQC_COMMAND, cmd, 0,
+ if (st->ops->out(st->priv, SEND_DISEQC_COMMAND, cmd, 0,
&cmd, 0)) {
return -EINVAL;
}
static int gp8psk_fe_set_tone(struct dvb_frontend *fe,
enum fe_sec_tone_mode tone)
{
- struct gp8psk_fe_state* state = fe->demodulator_priv;
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
- if (gp8psk_usb_out_op(state->d,SET_22KHZ_TONE,
- (tone == SEC_TONE_ON), 0, NULL, 0)) {
+ if (st->ops->out(st->priv, SET_22KHZ_TONE,
+ (tone == SEC_TONE_ON), 0, NULL, 0)) {
return -EINVAL;
}
return 0;
static int gp8psk_fe_set_voltage(struct dvb_frontend *fe,
enum fe_sec_voltage voltage)
{
- struct gp8psk_fe_state* state = fe->demodulator_priv;
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
- if (gp8psk_usb_out_op(state->d,SET_LNB_VOLTAGE,
+ if (st->ops->out(st->priv, SET_LNB_VOLTAGE,
voltage == SEC_VOLTAGE_18, 0, NULL, 0)) {
return -EINVAL;
}
static int gp8psk_fe_enable_high_lnb_voltage(struct dvb_frontend* fe, long onoff)
{
- struct gp8psk_fe_state* state = fe->demodulator_priv;
- return gp8psk_usb_out_op(state->d, USE_EXTRA_VOLT, onoff, 0,NULL,0);
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
+
+ return st->ops->out(st->priv, USE_EXTRA_VOLT, onoff, 0, NULL, 0);
}
static int gp8psk_fe_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long sw_cmd)
{
- struct gp8psk_fe_state* state = fe->demodulator_priv;
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
u8 cmd = sw_cmd & 0x7f;
- if (gp8psk_usb_out_op(state->d,SET_DN_SWITCH, cmd, 0,
- NULL, 0)) {
+ if (st->ops->out(st->priv, SET_DN_SWITCH, cmd, 0, NULL, 0))
return -EINVAL;
- }
- if (gp8psk_usb_out_op(state->d,SET_LNB_VOLTAGE, !!(sw_cmd & 0x80),
- 0, NULL, 0)) {
+
+ if (st->ops->out(st->priv, SET_LNB_VOLTAGE, !!(sw_cmd & 0x80),
+ 0, NULL, 0))
return -EINVAL;
- }
return 0;
}
static void gp8psk_fe_release(struct dvb_frontend* fe)
{
- struct gp8psk_fe_state *state = fe->demodulator_priv;
- kfree(state);
+ struct gp8psk_fe_state *st = fe->demodulator_priv;
+
+ kfree(st);
}
static struct dvb_frontend_ops gp8psk_fe_ops;
-struct dvb_frontend * gp8psk_fe_attach(struct dvb_usb_device *d)
+struct dvb_frontend *gp8psk_fe_attach(const struct gp8psk_fe_ops *ops,
+ void *priv, bool is_rev1)
{
- struct gp8psk_fe_state *s = kzalloc(sizeof(struct gp8psk_fe_state), GFP_KERNEL);
- if (s == NULL)
- goto error;
-
- s->d = d;
- memcpy(&s->fe.ops, &gp8psk_fe_ops, sizeof(struct dvb_frontend_ops));
- s->fe.demodulator_priv = s;
-
- goto success;
-error:
- return NULL;
-success:
- return &s->fe;
-}
+ struct gp8psk_fe_state *st;
+ if (!ops || !ops->in || !ops->out || !ops->reload) {
+ pr_err("Error! gp8psk-fe ops not defined.\n");
+ return NULL;
+ }
+
+ st = kzalloc(sizeof(struct gp8psk_fe_state), GFP_KERNEL);
+ if (!st)
+ return NULL;
+
+ memcpy(&st->fe.ops, &gp8psk_fe_ops, sizeof(struct dvb_frontend_ops));
+ st->fe.demodulator_priv = st;
+ st->ops = ops;
+ st->priv = priv;
+ st->is_rev1 = is_rev1;
+
+ pr_info("Frontend %sattached\n", is_rev1 ? "revision 1 " : "");
+
+ return &st->fe;
+}
+EXPORT_SYMBOL_GPL(gp8psk_fe_attach);
static struct dvb_frontend_ops gp8psk_fe_ops = {
.delsys = { SYS_DVBS },
--- /dev/null
+/*
+ * gp8psk_fe driver
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef GP8PSK_FE_H
+#define GP8PSK_FE_H
+
+#include <linux/types.h>
+
+/* gp8psk commands */
+
+#define GET_8PSK_CONFIG 0x80 /* in */
+#define SET_8PSK_CONFIG 0x81
+#define I2C_WRITE 0x83
+#define I2C_READ 0x84
+#define ARM_TRANSFER 0x85
+#define TUNE_8PSK 0x86
+#define GET_SIGNAL_STRENGTH 0x87 /* in */
+#define LOAD_BCM4500 0x88
+#define BOOT_8PSK 0x89 /* in */
+#define START_INTERSIL 0x8A /* in */
+#define SET_LNB_VOLTAGE 0x8B
+#define SET_22KHZ_TONE 0x8C
+#define SEND_DISEQC_COMMAND 0x8D
+#define SET_DVB_MODE 0x8E
+#define SET_DN_SWITCH 0x8F
+#define GET_SIGNAL_LOCK 0x90 /* in */
+#define GET_FW_VERS 0x92
+#define GET_SERIAL_NUMBER 0x93 /* in */
+#define USE_EXTRA_VOLT 0x94
+#define GET_FPGA_VERS 0x95
+#define CW3K_INIT 0x9d
+
+/* PSK_configuration bits */
+#define bm8pskStarted 0x01
+#define bm8pskFW_Loaded 0x02
+#define bmIntersilOn 0x04
+#define bmDVBmode 0x08
+#define bm22kHz 0x10
+#define bmSEL18V 0x20
+#define bmDCtuned 0x40
+#define bmArmed 0x80
+
+/* Satellite modulation modes */
+#define ADV_MOD_DVB_QPSK 0 /* DVB-S QPSK */
+#define ADV_MOD_TURBO_QPSK 1 /* Turbo QPSK */
+#define ADV_MOD_TURBO_8PSK 2 /* Turbo 8PSK (also used for Trellis 8PSK) */
+#define ADV_MOD_TURBO_16QAM 3 /* Turbo 16QAM (also used for Trellis 8PSK) */
+
+#define ADV_MOD_DCII_C_QPSK 4 /* Digicipher II Combo */
+#define ADV_MOD_DCII_I_QPSK 5 /* Digicipher II I-stream */
+#define ADV_MOD_DCII_Q_QPSK 6 /* Digicipher II Q-stream */
+#define ADV_MOD_DCII_C_OQPSK 7 /* Digicipher II offset QPSK */
+#define ADV_MOD_DSS_QPSK 8 /* DSS (DIRECTV) QPSK */
+#define ADV_MOD_DVB_BPSK 9 /* DVB-S BPSK */
+
+/* firmware revision id's */
+#define GP8PSK_FW_REV1 0x020604
+#define GP8PSK_FW_REV2 0x020704
+#define GP8PSK_FW_VERS(_fw_vers) \
+ ((_fw_vers)[2]<<0x10 | (_fw_vers)[1]<<0x08 | (_fw_vers)[0])
+
+struct gp8psk_fe_ops {
+ int (*in)(void *priv, u8 req, u16 value, u16 index, u8 *b, int blen);
+ int (*out)(void *priv, u8 req, u16 value, u16 index, u8 *b, int blen);
+ int (*reload)(void *priv);
+};
+
+struct dvb_frontend *gp8psk_fe_attach(const struct gp8psk_fe_ops *ops,
+ void *priv, bool is_rev1);
+
+#endif
*protocol = RC_TYPE_RC6_MCE;
dev &= 0x7f;
dprintk(1, "ir hauppauge (rc6-mce): t%d vendor=%d dev=%d code=%d\n",
- toggle, vendor, dev, code);
+ *ptoggle, vendor, dev, code);
} else {
*ptoggle = 0;
*protocol = RC_TYPE_RC6_6A_32;
dvb-usb-vp702x-objs := vp702x.o vp702x-fe.o
obj-$(CONFIG_DVB_USB_VP702X) += dvb-usb-vp702x.o
-dvb-usb-gp8psk-objs := gp8psk.o gp8psk-fe.o
+dvb-usb-gp8psk-objs := gp8psk.o
obj-$(CONFIG_DVB_USB_GP8PSK) += dvb-usb-gp8psk.o
dvb-usb-dtt200u-objs := dtt200u.o dtt200u-fe.o
u8 sequence;
int led_state;
unsigned char data[256];
- struct mutex data_mutex;
};
static int af9005_generic_read_write(struct dvb_usb_device *d, u16 reg,
return -EINVAL;
}
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = 14; /* rest of buffer length low */
st->data[1] = 0; /* rest of buffer length high */
values[i] = st->data[8 + i];
ret:
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
}
packet_len = wlen + 5;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = (u8) (packet_len & 0xff);
st->data[1] = (u8) ((packet_len & 0xff00) >> 8);
rbuf[i] = st->data[i + 7];
}
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
u8 seq;
int ret, i;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
memset(st->data, 0, sizeof(st->data));
for (i = 0; i < len; i++)
values[i] = st->data[6 + i];
}
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
return 0;
}
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
/* deb_info("rc_query\n"); */
st->data[0] = 3; /* rest of packet length low */
}
ret:
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
static int af9005_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
- struct dvb_usb_device *d;
- struct af9005_device_state *st;
- int ret;
-
- ret = dvb_usb_device_init(intf, &af9005_properties,
- THIS_MODULE, &d, adapter_nr);
-
- if (ret < 0)
- return ret;
-
- st = d->priv;
- mutex_init(&st->data_mutex);
-
- return 0;
+ return dvb_usb_device_init(intf, &af9005_properties,
+ THIS_MODULE, NULL, adapter_nr);
}
enum af9005_usb_table_entry {
struct cinergyt2_state {
u8 rc_counter;
unsigned char data[64];
- struct mutex data_mutex;
};
/* We are missing a release hook with usb_device data */
struct cinergyt2_state *st = d->priv;
int ret;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_CONTROL_STREAM_TRANSFER;
st->data[1] = enable ? 1 : 0;
ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 64, 0);
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
struct cinergyt2_state *st = d->priv;
int ret;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_SLEEP_MODE;
st->data[1] = enable ? 0 : 1;
ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 3, 0);
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev);
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_GET_FIRMWARE_VERSION;
ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 3, 0);
deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep "
"state info\n");
}
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
/* Copy this pointer as we are gonna need it in the release phase */
cinergyt2_usb_device = adap->dev;
*state = REMOTE_NO_KEY_PRESSED;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = CINERGYT2_EP1_GET_RC_EVENTS;
ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
}
ret:
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
static int cinergyt2_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
- struct dvb_usb_device *d;
- struct cinergyt2_state *st;
- int ret;
-
- ret = dvb_usb_device_init(intf, &cinergyt2_properties,
- THIS_MODULE, &d, adapter_nr);
- if (ret < 0)
- return ret;
-
- st = d->priv;
- mutex_init(&st->data_mutex);
-
- return 0;
+ return dvb_usb_device_init(intf, &cinergyt2_properties,
+ THIS_MODULE, NULL, adapter_nr);
}
-
static struct usb_device_id cinergyt2_usb_table[] = {
{ USB_DEVICE(USB_VID_TERRATEC, 0x0038) },
{ 0 }
wo = (rbuf == NULL || rlen == 0); /* write-only */
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = cmd;
memcpy(&st->data[1], wbuf, wlen);
if (wo)
ret = dvb_usb_generic_rw(d, st->data, 1 + wlen,
rbuf, rlen, 0);
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
static int cxusb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
- struct dvb_usb_device *d;
- struct cxusb_state *st;
-
if (0 == dvb_usb_device_init(intf, &cxusb_medion_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_bluebird_lgh064f_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_bluebird_dee1601_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_bluebird_lgz201_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_bluebird_dtt7579_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_bluebird_dualdig4_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_bluebird_nano2_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf,
&cxusb_bluebird_nano2_needsfirmware_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_aver_a868r_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf,
&cxusb_bluebird_dualdig4_rev2_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_d680_dmb_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_mygica_d689_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &cxusb_mygica_t230_properties,
- THIS_MODULE, &d, adapter_nr) ||
- 0) {
- st = d->priv;
- mutex_init(&st->data_mutex);
-
+ THIS_MODULE, NULL, adapter_nr) ||
+ 0)
return 0;
- }
return -EINVAL;
}
struct i2c_client *i2c_client_tuner;
unsigned char data[MAX_XFER_SIZE];
- struct mutex data_mutex;
};
#endif
struct dvb_usb_device *d = purb->context;
struct dib0700_rc_response *poll_reply;
enum rc_type protocol;
- u32 uninitialized_var(keycode);
+ u32 keycode;
u8 toggle;
deb_info("%s()\n", __func__);
poll_reply->nec.data == 0x00 &&
poll_reply->nec.not_data == 0xff) {
poll_reply->data_state = 2;
- break;
+ rc_repeat(d->rc_dev);
+ goto resubmit;
}
if ((poll_reply->nec.data ^ poll_reply->nec.not_data) != 0xff) {
struct dtt200u_state {
unsigned char data[80];
- struct mutex data_mutex;
};
static int dtt200u_power_ctrl(struct dvb_usb_device *d, int onoff)
struct dtt200u_state *st = d->priv;
int ret = 0;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = SET_INIT;
if (onoff)
ret = dvb_usb_generic_write(d, st->data, 2);
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
{
- struct dtt200u_state *st = adap->dev->priv;
+ struct dvb_usb_device *d = adap->dev;
+ struct dtt200u_state *st = d->priv;
int ret;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = SET_STREAMING;
st->data[1] = onoff;
ret = dvb_usb_generic_write(adap->dev, st->data, 1);
ret:
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
{
- struct dtt200u_state *st = adap->dev->priv;
+ struct dvb_usb_device *d = adap->dev;
+ struct dtt200u_state *st = d->priv;
int ret;
pid = onoff ? pid : 0;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = SET_PID_FILTER;
st->data[1] = index;
st->data[2] = pid & 0xff;
st->data[3] = (pid >> 8) & 0x1f;
ret = dvb_usb_generic_write(adap->dev, st->data, 4);
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
u32 scancode;
int ret;
- mutex_lock(&st->data_mutex);
+ mutex_lock(&d->data_mutex);
st->data[0] = GET_RC_CODE;
ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0);
deb_info("st->data: %*ph\n", 5, st->data);
ret:
- mutex_unlock(&st->data_mutex);
+ mutex_unlock(&d->data_mutex);
return ret;
}
static int dtt200u_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
- struct dvb_usb_device *d;
- struct dtt200u_state *st;
-
if (0 == dvb_usb_device_init(intf, &dtt200u_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_fc_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_zl0353_properties,
- THIS_MODULE, &d, adapter_nr) ||
+ THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &wt220u_miglia_properties,
- THIS_MODULE, &d, adapter_nr)) {
- st = d->priv;
- mutex_init(&st->data_mutex);
-
+ THIS_MODULE, NULL, adapter_nr))
return 0;
- }
return -ENODEV;
}
{
int ret = 0;
+ mutex_init(&d->data_mutex);
mutex_init(&d->usb_mutex);
mutex_init(&d->i2c_mutex);
* Powered is in/decremented for each call to modify the state.
* @udev: pointer to the device's struct usb_device.
*
- * @usb_mutex: semaphore of USB control messages (reading needs two messages)
- * @i2c_mutex: semaphore for i2c-transfers
+ * @data_mutex: mutex to protect the data structure used to store URB data
+ * @usb_mutex: mutex of USB control messages (reading needs two messages).
+ * Please notice that this mutex is used internally at the generic
+ * URB control functions. So, drivers using dvb_usb_generic_rw() and
+ * derivated functions should not lock it internally.
+ * @i2c_mutex: mutex for i2c-transfers
*
* @i2c_adap: device's i2c_adapter if it uses I2CoverUSB
*
int powered;
/* locking */
+ struct mutex data_mutex;
struct mutex usb_mutex;
/* i2c */
* see Documentation/dvb/README.dvb-usb for more information
*/
#include "gp8psk.h"
+#include "gp8psk-fe.h"
/* debug */
static char bcm4500_firmware[] = "dvb-usb-gp8psk-02.fw";
unsigned char data[80];
};
-static int gp8psk_get_fw_version(struct dvb_usb_device *d, u8 *fw_vers)
-{
- return (gp8psk_usb_in_op(d, GET_FW_VERS, 0, 0, fw_vers, 6));
-}
-
-static int gp8psk_get_fpga_version(struct dvb_usb_device *d, u8 *fpga_vers)
-{
- return (gp8psk_usb_in_op(d, GET_FPGA_VERS, 0, 0, fpga_vers, 1));
-}
-
-static void gp8psk_info(struct dvb_usb_device *d)
-{
- u8 fpga_vers, fw_vers[6];
-
- if (!gp8psk_get_fw_version(d, fw_vers))
- info("FW Version = %i.%02i.%i (0x%x) Build %4i/%02i/%02i",
- fw_vers[2], fw_vers[1], fw_vers[0], GP8PSK_FW_VERS(fw_vers),
- 2000 + fw_vers[5], fw_vers[4], fw_vers[3]);
- else
- info("failed to get FW version");
-
- if (!gp8psk_get_fpga_version(d, &fpga_vers))
- info("FPGA Version = %i", fpga_vers);
- else
- info("failed to get FPGA version");
-}
-
-int gp8psk_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen)
+static int gp8psk_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
{
struct gp8psk_state *st = d->priv;
int ret = 0,try = 0;
return ret;
while (ret >= 0 && ret != blen && try < 3) {
- memcpy(st->data, b, blen);
ret = usb_control_msg(d->udev,
usb_rcvctrlpipe(d->udev,0),
req,
if (ret < 0 || ret != blen) {
warn("usb in %d operation failed.", req);
ret = -EIO;
- } else
+ } else {
ret = 0;
+ memcpy(b, st->data, blen);
+ }
deb_xfer("in: req. %x, val: %x, ind: %x, buffer: ",req,value,index);
debug_dump(b,blen,deb_xfer);
return ret;
}
-int gp8psk_usb_out_op(struct dvb_usb_device *d, u8 req, u16 value,
+static int gp8psk_usb_out_op(struct dvb_usb_device *d, u8 req, u16 value,
u16 index, u8 *b, int blen)
{
struct gp8psk_state *st = d->priv;
return ret;
}
+
+static int gp8psk_get_fw_version(struct dvb_usb_device *d, u8 *fw_vers)
+{
+ return gp8psk_usb_in_op(d, GET_FW_VERS, 0, 0, fw_vers, 6);
+}
+
+static int gp8psk_get_fpga_version(struct dvb_usb_device *d, u8 *fpga_vers)
+{
+ return gp8psk_usb_in_op(d, GET_FPGA_VERS, 0, 0, fpga_vers, 1);
+}
+
+static void gp8psk_info(struct dvb_usb_device *d)
+{
+ u8 fpga_vers, fw_vers[6];
+
+ if (!gp8psk_get_fw_version(d, fw_vers))
+ info("FW Version = %i.%02i.%i (0x%x) Build %4i/%02i/%02i",
+ fw_vers[2], fw_vers[1], fw_vers[0], GP8PSK_FW_VERS(fw_vers),
+ 2000 + fw_vers[5], fw_vers[4], fw_vers[3]);
+ else
+ info("failed to get FW version");
+
+ if (!gp8psk_get_fpga_version(d, &fpga_vers))
+ info("FPGA Version = %i", fpga_vers);
+ else
+ info("failed to get FPGA version");
+}
+
static int gp8psk_load_bcm4500fw(struct dvb_usb_device *d)
{
int ret;
return 0;
}
-int gp8psk_bcm4500_reload(struct dvb_usb_device *d)
+static int gp8psk_bcm4500_reload(struct dvb_usb_device *d)
{
u8 buf;
int gp_product_id = le16_to_cpu(d->udev->descriptor.idProduct);
+
+ deb_xfer("reloading firmware\n");
+
/* Turn off 8psk power */
if (gp8psk_usb_in_op(d, BOOT_8PSK, 0, 0, &buf, 1))
return -EINVAL;
return gp8psk_usb_out_op(adap->dev, ARM_TRANSFER, onoff, 0 , NULL, 0);
}
+/* Callbacks for gp8psk-fe.c */
+
+static int gp8psk_fe_in(void *priv, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
+{
+ struct dvb_usb_device *d = priv;
+
+ return gp8psk_usb_in_op(d, req, value, index, b, blen);
+}
+
+static int gp8psk_fe_out(void *priv, u8 req, u16 value,
+ u16 index, u8 *b, int blen)
+{
+ struct dvb_usb_device *d = priv;
+
+ return gp8psk_usb_out_op(d, req, value, index, b, blen);
+}
+
+static int gp8psk_fe_reload(void *priv)
+{
+ struct dvb_usb_device *d = priv;
+
+ return gp8psk_bcm4500_reload(d);
+}
+
+const struct gp8psk_fe_ops gp8psk_fe_ops = {
+ .in = gp8psk_fe_in,
+ .out = gp8psk_fe_out,
+ .reload = gp8psk_fe_reload,
+};
+
static int gp8psk_frontend_attach(struct dvb_usb_adapter *adap)
{
- adap->fe_adap[0].fe = gp8psk_fe_attach(adap->dev);
+ struct dvb_usb_device *d = adap->dev;
+ int id = le16_to_cpu(d->udev->descriptor.idProduct);
+ int is_rev1;
+
+ is_rev1 = (id == USB_PID_GENPIX_8PSK_REV_1_WARM) ? true : false;
+
+ adap->fe_adap[0].fe = dvb_attach(gp8psk_fe_attach,
+ &gp8psk_fe_ops, d, is_rev1);
return 0;
}
#define deb_info(args...) dprintk(dvb_usb_gp8psk_debug,0x01,args)
#define deb_xfer(args...) dprintk(dvb_usb_gp8psk_debug,0x02,args)
#define deb_rc(args...) dprintk(dvb_usb_gp8psk_debug,0x04,args)
-#define deb_fe(args...) dprintk(dvb_usb_gp8psk_debug,0x08,args)
-
-/* Twinhan Vendor requests */
-#define TH_COMMAND_IN 0xC0
-#define TH_COMMAND_OUT 0xC1
-
-/* gp8psk commands */
-
-#define GET_8PSK_CONFIG 0x80 /* in */
-#define SET_8PSK_CONFIG 0x81
-#define I2C_WRITE 0x83
-#define I2C_READ 0x84
-#define ARM_TRANSFER 0x85
-#define TUNE_8PSK 0x86
-#define GET_SIGNAL_STRENGTH 0x87 /* in */
-#define LOAD_BCM4500 0x88
-#define BOOT_8PSK 0x89 /* in */
-#define START_INTERSIL 0x8A /* in */
-#define SET_LNB_VOLTAGE 0x8B
-#define SET_22KHZ_TONE 0x8C
-#define SEND_DISEQC_COMMAND 0x8D
-#define SET_DVB_MODE 0x8E
-#define SET_DN_SWITCH 0x8F
-#define GET_SIGNAL_LOCK 0x90 /* in */
-#define GET_FW_VERS 0x92
-#define GET_SERIAL_NUMBER 0x93 /* in */
-#define USE_EXTRA_VOLT 0x94
-#define GET_FPGA_VERS 0x95
-#define CW3K_INIT 0x9d
-
-/* PSK_configuration bits */
-#define bm8pskStarted 0x01
-#define bm8pskFW_Loaded 0x02
-#define bmIntersilOn 0x04
-#define bmDVBmode 0x08
-#define bm22kHz 0x10
-#define bmSEL18V 0x20
-#define bmDCtuned 0x40
-#define bmArmed 0x80
-
-/* Satellite modulation modes */
-#define ADV_MOD_DVB_QPSK 0 /* DVB-S QPSK */
-#define ADV_MOD_TURBO_QPSK 1 /* Turbo QPSK */
-#define ADV_MOD_TURBO_8PSK 2 /* Turbo 8PSK (also used for Trellis 8PSK) */
-#define ADV_MOD_TURBO_16QAM 3 /* Turbo 16QAM (also used for Trellis 8PSK) */
-
-#define ADV_MOD_DCII_C_QPSK 4 /* Digicipher II Combo */
-#define ADV_MOD_DCII_I_QPSK 5 /* Digicipher II I-stream */
-#define ADV_MOD_DCII_Q_QPSK 6 /* Digicipher II Q-stream */
-#define ADV_MOD_DCII_C_OQPSK 7 /* Digicipher II offset QPSK */
-#define ADV_MOD_DSS_QPSK 8 /* DSS (DIRECTV) QPSK */
-#define ADV_MOD_DVB_BPSK 9 /* DVB-S BPSK */
#define GET_USB_SPEED 0x07
#define PRODUCT_STRING_READ 0x0D
#define FW_BCD_VERSION_READ 0x14
-/* firmware revision id's */
-#define GP8PSK_FW_REV1 0x020604
-#define GP8PSK_FW_REV2 0x020704
-#define GP8PSK_FW_VERS(_fw_vers) ((_fw_vers)[2]<<0x10 | (_fw_vers)[1]<<0x08 | (_fw_vers)[0])
-
-extern struct dvb_frontend * gp8psk_fe_attach(struct dvb_usb_device *d);
-extern int gp8psk_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen);
-extern int gp8psk_usb_out_op(struct dvb_usb_device *d, u8 req, u16 value,
- u16 index, u8 *b, int blen);
-extern int gp8psk_bcm4500_reload(struct dvb_usb_device *d);
-
#endif
ret = 0;
bytes_recv = __mei_cl_recv(cl, (u8 *)reply, if_version_length);
- if (bytes_recv < 0 || bytes_recv < sizeof(struct mei_nfc_reply)) {
+ if (bytes_recv < if_version_length) {
dev_err(bus->dev, "Could not read IF version\n");
ret = -EIO;
goto err;
struct mmc_test_req *rq = mmc_test_req_alloc();
struct mmc_host *host = test->card->host;
struct mmc_test_area *t = &test->area;
- struct mmc_async_req areq;
+ struct mmc_test_async_req test_areq = { .test = test };
struct mmc_request *mrq;
unsigned long timeout;
bool expired = false;
mrq->sbc = &rq->sbc;
mrq->cap_cmd_during_tfr = true;
- areq.mrq = mrq;
- areq.err_check = mmc_test_check_result_async;
+ test_areq.areq.mrq = mrq;
+ test_areq.areq.err_check = mmc_test_check_result_async;
mmc_test_prepare_mrq(test, mrq, t->sg, t->sg_len, dev_addr, t->blocks,
512, write);
/* Start ongoing data request */
if (use_areq) {
- mmc_start_req(host, &areq, &ret);
+ mmc_start_req(host, &test_areq.areq, &ret);
if (ret)
goto out_free;
} else {
#include "mmc_ops.h"
#include "sd_ops.h"
+#define DEFAULT_CMD6_TIMEOUT_MS 500
+
static const unsigned int tran_exp[] = {
10000, 100000, 1000000, 10000000,
0, 0, 0, 0
card->erased_byte = 0x0;
/* eMMC v4.5 or later */
+ card->ext_csd.generic_cmd6_time = DEFAULT_CMD6_TIMEOUT_MS;
if (card->ext_csd.rev >= 6) {
card->ext_csd.feature_support |= MMC_DISCARD_FEATURE;
return ERR_PTR(-ENOMEM);
/* find reset controller when exist */
- pdata->rstc = devm_reset_control_get_optional(dev, NULL);
+ pdata->rstc = devm_reset_control_get_optional(dev, "reset");
if (IS_ERR(pdata->rstc)) {
if (PTR_ERR(pdata->rstc) == -EPROBE_DEFER)
return ERR_PTR(-EPROBE_DEFER);
platform_set_drvdata(pdev, mmc);
+ spin_lock_init(&host->lock);
+
ret = devm_request_irq(&pdev->dev, irq_err, mxs_mmc_irq_handler, 0,
dev_name(&pdev->dev), host);
if (ret)
goto out_free_dma;
- spin_lock_init(&host->lock);
-
ret = mmc_add_host(mmc);
if (ret)
goto out_free_dma;
if (!host->tuning_done) {
pr_info(DRIVER_NAME ": Timeout waiting for Buffer Read Ready interrupt during tuning procedure, falling back to fixed sampling clock\n");
+
+ sdhci_do_reset(host, SDHCI_RESET_CMD);
+ sdhci_do_reset(host, SDHCI_RESET_DATA);
+
ctrl = sdhci_readw(host, SDHCI_HOST_CONTROL2);
ctrl &= ~SDHCI_CTRL_TUNED_CLK;
ctrl &= ~SDHCI_CTRL_EXEC_TUNING;
for (i = 0; i < SDHCI_MAX_MRQS; i++) {
mrq = host->mrqs_done[i];
- if (mrq) {
- host->mrqs_done[i] = NULL;
+ if (mrq)
break;
- }
}
if (!mrq) {
* upon error conditions.
*/
if (sdhci_needs_reset(host, mrq)) {
+ /*
+ * Do not finish until command and data lines are available for
+ * reset. Note there can only be one other mrq, so it cannot
+ * also be in mrqs_done, otherwise host->cmd and host->data_cmd
+ * would both be null.
+ */
+ if (host->cmd || host->data_cmd) {
+ spin_unlock_irqrestore(&host->lock, flags);
+ return true;
+ }
+
/* Some controllers need this kick or reset won't work here */
if (host->quirks & SDHCI_QUIRK_CLOCK_BEFORE_RESET)
/* This is to force an update */
/* Spec says we should do both at the same time, but Ricoh
controllers do not like that. */
- if (!host->cmd)
- sdhci_do_reset(host, SDHCI_RESET_CMD);
- if (!host->data_cmd)
- sdhci_do_reset(host, SDHCI_RESET_DATA);
+ sdhci_do_reset(host, SDHCI_RESET_CMD);
+ sdhci_do_reset(host, SDHCI_RESET_DATA);
host->pending_reset = false;
}
if (!sdhci_has_requests(host))
sdhci_led_deactivate(host);
+ host->mrqs_done[i] = NULL;
+
mmiowb();
spin_unlock_irqrestore(&host->lock, flags);
if (!host->data) {
struct mmc_command *data_cmd = host->data_cmd;
- if (data_cmd)
- host->data_cmd = NULL;
-
/*
* The "data complete" interrupt is also used to
* indicate that a busy state has ended. See comment
*/
if (data_cmd && (data_cmd->flags & MMC_RSP_BUSY)) {
if (intmask & SDHCI_INT_DATA_TIMEOUT) {
+ host->data_cmd = NULL;
data_cmd->error = -ETIMEDOUT;
sdhci_finish_mrq(host, data_cmd->mrq);
return;
}
if (intmask & SDHCI_INT_DATA_END) {
+ host->data_cmd = NULL;
/*
* Some cards handle busy-end interrupt
* before the command completed, so make
spin_unlock_irqrestore(&host->lock, flags);
}
+ if ((mmc->caps2 & MMC_CAP2_HS400_ES) &&
+ mmc->ops->hs400_enhanced_strobe)
+ mmc->ops->hs400_enhanced_strobe(mmc, &mmc->ios);
+
spin_lock_irqsave(&host->lock, flags);
host->runtime_suspended = false;
return -ENOMEM;
bytes_recv = mei_cldev_recv(phy->cldev, (u8 *)reply, if_version_length);
- if (bytes_recv < 0 || bytes_recv < sizeof(struct mei_nfc_reply)) {
+ if (bytes_recv < 0 || bytes_recv < if_version_length) {
pr_err("Could not read IF version\n");
r = -EIO;
goto err;
module_param_named(xeon_b2b_usd_bar4_addr64,
xeon_b2b_usd_addr.bar4_addr64, ullong, 0644);
-MODULE_PARM_DESC(xeon_b2b_usd_bar2_addr64,
+MODULE_PARM_DESC(xeon_b2b_usd_bar4_addr64,
"XEON B2B USD BAR 4 64-bit address");
module_param_named(xeon_b2b_usd_bar4_addr32,
xeon_b2b_usd_addr.bar4_addr32, ullong, 0644);
-MODULE_PARM_DESC(xeon_b2b_usd_bar2_addr64,
+MODULE_PARM_DESC(xeon_b2b_usd_bar4_addr32,
"XEON B2B USD split-BAR 4 32-bit address");
module_param_named(xeon_b2b_usd_bar5_addr32,
xeon_b2b_usd_addr.bar5_addr32, ullong, 0644);
-MODULE_PARM_DESC(xeon_b2b_usd_bar2_addr64,
+MODULE_PARM_DESC(xeon_b2b_usd_bar5_addr32,
"XEON B2B USD split-BAR 5 32-bit address");
module_param_named(xeon_b2b_dsd_bar2_addr64,
module_param_named(xeon_b2b_dsd_bar4_addr64,
xeon_b2b_dsd_addr.bar4_addr64, ullong, 0644);
-MODULE_PARM_DESC(xeon_b2b_dsd_bar2_addr64,
+MODULE_PARM_DESC(xeon_b2b_dsd_bar4_addr64,
"XEON B2B DSD BAR 4 64-bit address");
module_param_named(xeon_b2b_dsd_bar4_addr32,
xeon_b2b_dsd_addr.bar4_addr32, ullong, 0644);
-MODULE_PARM_DESC(xeon_b2b_dsd_bar2_addr64,
+MODULE_PARM_DESC(xeon_b2b_dsd_bar4_addr32,
"XEON B2B DSD split-BAR 4 32-bit address");
module_param_named(xeon_b2b_dsd_bar5_addr32,
xeon_b2b_dsd_addr.bar5_addr32, ullong, 0644);
-MODULE_PARM_DESC(xeon_b2b_dsd_bar2_addr64,
+MODULE_PARM_DESC(xeon_b2b_dsd_bar5_addr32,
"XEON B2B DSD split-BAR 5 32-bit address");
#ifndef ioread64
XEON_B2B_MIN_SIZE);
if (!ndev->peer_mmio)
return -EIO;
+
+ ndev->peer_addr = pci_resource_start(pdev, b2b_bar);
}
return 0;
goto err_mmio;
}
ndev->peer_mmio = ndev->self_mmio;
+ ndev->peer_addr = pci_resource_start(pdev, 0);
return 0;
#define NTB_QP_DEF_NUM_ENTRIES 100
#define NTB_LINK_DOWN_TIMEOUT 10
#define DMA_RETRIES 20
-#define DMA_OUT_RESOURCE_TO 50
+#define DMA_OUT_RESOURCE_TO msecs_to_jiffies(50)
static void ntb_transport_rxc_db(unsigned long data);
static const struct ntb_ctx_ops ntb_transport_ops;
#define MAX_THREADS 32
#define MAX_TEST_SIZE SZ_1M
#define MAX_SRCS 32
-#define DMA_OUT_RESOURCE_TO 50
+#define DMA_OUT_RESOURCE_TO msecs_to_jiffies(50)
#define DMA_RETRIES 20
#define SZ_4G (1ULL << 32)
#define MAX_SEG_ORDER 20 /* no larger than 1M for kmalloc buffer */
return -ENOMEM;
if (mutex_is_locked(&perf->run_mutex)) {
- out_off = snprintf(buf, 64, "running\n");
+ out_off = scnprintf(buf, 64, "running\n");
goto read_from_buf;
}
break;
if (pctx->status) {
- out_off += snprintf(buf + out_off, 1024 - out_off,
+ out_off += scnprintf(buf + out_off, 1024 - out_off,
"%d: error %d\n", i,
pctx->status);
continue;
}
rate = div64_u64(pctx->copied, pctx->diff_us);
- out_off += snprintf(buf + out_off, 1024 - out_off,
+ out_off += scnprintf(buf + out_off, 1024 - out_off,
"%d: copied %llu bytes in %llu usecs, %llu MBytes/s\n",
i, pctx->copied, pctx->diff_us, rate);
}
static unsigned long db_init = 0x7;
module_param(db_init, ulong, 0644);
-MODULE_PARM_DESC(delay_ms, "Initial doorbell bits to ring on the peer");
+MODULE_PARM_DESC(db_init, "Initial doorbell bits to ring on the peer");
struct pp_ctx {
struct ntb_dev *ntb;
ret = nvm_register(dev);
- ns->lba_shift = ilog2(dev->sec_size) - 9;
+ ns->lba_shift = ilog2(dev->sec_size);
if (sysfs_create_group(&dev->dev.kobj, attrs))
pr_warn("%s: failed to create sysfs group for identification\n",
name = of_get_property(of_aliases, "stdout", NULL);
if (name)
of_stdout = of_find_node_opts_by_path(name, &of_stdout_options);
- if (of_stdout)
- console_set_by_of();
}
if (!of_aliases)
struct reset_control *mgmt_rst;
struct reset_control *mgmt_sticky_rst;
struct reset_control *pipe_rst;
+ struct reset_control *pm_rst;
+ struct reset_control *aclk_rst;
+ struct reset_control *pclk_rst;
struct clk *aclk_pcie;
struct clk *aclk_perf_pcie;
struct clk *hclk_pcie;
gpiod_set_value(rockchip->ep_gpio, 0);
+ err = reset_control_assert(rockchip->aclk_rst);
+ if (err) {
+ dev_err(dev, "assert aclk_rst err %d\n", err);
+ return err;
+ }
+
+ err = reset_control_assert(rockchip->pclk_rst);
+ if (err) {
+ dev_err(dev, "assert pclk_rst err %d\n", err);
+ return err;
+ }
+
+ err = reset_control_assert(rockchip->pm_rst);
+ if (err) {
+ dev_err(dev, "assert pm_rst err %d\n", err);
+ return err;
+ }
+
+ udelay(10);
+
+ err = reset_control_deassert(rockchip->pm_rst);
+ if (err) {
+ dev_err(dev, "deassert pm_rst err %d\n", err);
+ return err;
+ }
+
+ err = reset_control_deassert(rockchip->aclk_rst);
+ if (err) {
+ dev_err(dev, "deassert mgmt_sticky_rst err %d\n", err);
+ return err;
+ }
+
+ err = reset_control_deassert(rockchip->pclk_rst);
+ if (err) {
+ dev_err(dev, "deassert mgmt_sticky_rst err %d\n", err);
+ return err;
+ }
+
err = phy_init(rockchip->phy);
if (err < 0) {
dev_err(dev, "fail to init phy, err %d\n", err);
return PTR_ERR(rockchip->pipe_rst);
}
+ rockchip->pm_rst = devm_reset_control_get(dev, "pm");
+ if (IS_ERR(rockchip->pm_rst)) {
+ if (PTR_ERR(rockchip->pm_rst) != -EPROBE_DEFER)
+ dev_err(dev, "missing pm reset property in node\n");
+ return PTR_ERR(rockchip->pm_rst);
+ }
+
+ rockchip->pclk_rst = devm_reset_control_get(dev, "pclk");
+ if (IS_ERR(rockchip->pclk_rst)) {
+ if (PTR_ERR(rockchip->pclk_rst) != -EPROBE_DEFER)
+ dev_err(dev, "missing pclk reset property in node\n");
+ return PTR_ERR(rockchip->pclk_rst);
+ }
+
+ rockchip->aclk_rst = devm_reset_control_get(dev, "aclk");
+ if (IS_ERR(rockchip->aclk_rst)) {
+ if (PTR_ERR(rockchip->aclk_rst) != -EPROBE_DEFER)
+ dev_err(dev, "missing aclk reset property in node\n");
+ return PTR_ERR(rockchip->aclk_rst);
+ }
+
rockchip->ep_gpio = devm_gpiod_get(dev, "ep", GPIOD_OUT_HIGH);
if (IS_ERR(rockchip->ep_gpio)) {
dev_err(dev, "missing ep-gpios property in node\n");
return -EINVAL;
}
+ /*
+ * If we have a shadow copy in RAM, the PCI device doesn't respond
+ * to the shadow range, so we don't need to claim it, and upstream
+ * bridges don't need to route the range to the device.
+ */
+ if (res->flags & IORESOURCE_ROM_SHADOW)
+ return 0;
+
root = pci_find_parent_resource(dev, res);
if (!root) {
dev_info(&dev->dev, "can't claim BAR %d %pR: no compatible bridge window\n",
ret = regulator_enable(r->reg);
} else {
- regulator_disable(r->reg);
+ ret = regulator_disable(r->reg);
}
if (ret == 0)
r->on = on;
} else {
int ret;
- ret = phy_create_lookup(d_phy->usb11_phy, "usb-phy", "ohci.0");
+ ret = phy_create_lookup(d_phy->usb11_phy, "usb-phy",
+ "ohci-da8xx");
if (ret)
dev_warn(dev, "Failed to create usb11 phy lookup\n");
ret = phy_create_lookup(d_phy->usb20_phy, "usb-phy",
if (!pdev->dev.of_node) {
phy_remove_lookup(d_phy->usb20_phy, "usb-phy", "musb-da8xx");
- phy_remove_lookup(d_phy->usb11_phy, "usb-phy", "ohci.0");
+ phy_remove_lookup(d_phy->usb11_phy, "usb-phy", "ohci-da8xx");
}
return 0;
static int rockchip_pcie_phy_exit(struct phy *phy)
{
struct rockchip_pcie_phy *rk_phy = phy_get_drvdata(phy);
- int err = 0;
clk_disable_unprepare(rk_phy->clk_pciephy_ref);
- err = reset_control_deassert(rk_phy->phy_rst);
- if (err) {
- dev_err(&phy->dev, "deassert phy_rst err %d\n", err);
- goto err_reset;
- }
-
- return err;
-
-err_reset:
- clk_prepare_enable(rk_phy->clk_pciephy_ref);
- return err;
+ return 0;
}
static const struct phy_ops ops = {
return ret;
}
- if (data->cfg->enable_pmu_unk1) {
+ if (phy->pmu && data->cfg->enable_pmu_unk1) {
val = readl(phy->pmu + REG_PMU_UNK1);
writel(val & ~2, phy->pmu + REG_PMU_UNK1);
}
#define ASPEED_G5_NR_PINS 228
-#define COND1 SIG_DESC_BIT(SCU90, 6, 0)
+#define COND1 { SCU90, BIT(6), 0, 0 }
#define COND2 { SCU94, GENMASK(1, 0), 0, 0 }
#define B14 0
static int __init iproc_gpio_init(void)
{
- return platform_driver_probe(&iproc_gpio_driver, iproc_gpio_probe);
+ return platform_driver_register(&iproc_gpio_driver);
}
arch_initcall_sync(iproc_gpio_init);
static int __init nsp_gpio_init(void)
{
- return platform_driver_probe(&nsp_gpio_driver, nsp_gpio_probe);
+ return platform_driver_register(&nsp_gpio_driver);
}
arch_initcall_sync(nsp_gpio_init);
if (!info->functions)
return -ENOMEM;
+ info->group_index = 0;
if (flat_funcs) {
info->ngroups = of_get_child_count(np);
} else {
}
#ifdef CONFIG_PM_SLEEP
-static int chv_pinctrl_suspend(struct device *dev)
+static int chv_pinctrl_suspend_noirq(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct chv_pinctrl *pctrl = platform_get_drvdata(pdev);
+ unsigned long flags;
int i;
+ raw_spin_lock_irqsave(&chv_lock, flags);
+
pctrl->saved_intmask = readl(pctrl->regs + CHV_INTMASK);
for (i = 0; i < pctrl->community->npins; i++) {
ctx->padctrl1 = readl(reg);
}
+ raw_spin_unlock_irqrestore(&chv_lock, flags);
+
return 0;
}
-static int chv_pinctrl_resume(struct device *dev)
+static int chv_pinctrl_resume_noirq(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct chv_pinctrl *pctrl = platform_get_drvdata(pdev);
+ unsigned long flags;
int i;
+ raw_spin_lock_irqsave(&chv_lock, flags);
+
/*
* Mask all interrupts before restoring per-pin configuration
* registers because we don't know in which state BIOS left them
chv_writel(0xffff, pctrl->regs + CHV_INTSTAT);
chv_writel(pctrl->saved_intmask, pctrl->regs + CHV_INTMASK);
+ raw_spin_unlock_irqrestore(&chv_lock, flags);
+
return 0;
}
#endif
static const struct dev_pm_ops chv_pinctrl_pm_ops = {
- SET_LATE_SYSTEM_SLEEP_PM_OPS(chv_pinctrl_suspend, chv_pinctrl_resume)
+ SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(chv_pinctrl_suspend_noirq,
+ chv_pinctrl_resume_noirq)
};
static const struct acpi_device_id chv_pinctrl_acpi_match[] = {
if (info->irqmux_base || gpio_irq > 0) {
err = gpiochip_irqchip_add(&bank->gpio_chip, &st_gpio_irqchip,
0, handle_simple_irq,
- IRQ_TYPE_LEVEL_LOW);
+ IRQ_TYPE_NONE);
if (err) {
gpiochip_remove(&bank->gpio_chip);
dev_info(dev, "could not add irqchip\n");
return -EINVAL;
}
- ret = stm32_pctrl_dt_setup_irq(pdev, pctl);
- if (ret)
- return ret;
+ if (of_find_property(np, "interrupt-parent", NULL)) {
+ ret = stm32_pctrl_dt_setup_irq(pdev, pctl);
+ if (ret)
+ return ret;
+ }
for_each_child_of_node(np, child)
if (of_property_read_bool(child, "gpio-controller"))
DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo YOGA 900"),
},
},
+ {
+ .ident = "Lenovo Yoga 900",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_BOARD_NAME, "VIUU4"),
+ },
+ },
{
.ident = "Lenovo YOGA 910-13IKB",
.matches = {
return AE_OK;
if (acpi_match_device_ids(dev, ids) == 0)
- if (acpi_create_platform_device(dev))
+ if (acpi_create_platform_device(dev, NULL))
dev_info(&dev->dev,
"intel-hid: created platform device\n");
return AE_OK;
if (acpi_match_device_ids(dev, ids) == 0)
- if (acpi_create_platform_device(dev))
+ if (acpi_create_platform_device(dev, NULL))
dev_info(&dev->dev,
"intel-vbtn: created platform device\n");
#include <linux/acpi.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
+#include <linux/dmi.h>
MODULE_AUTHOR("Azael Avalos");
MODULE_DESCRIPTION("Toshiba WMI Hotkey Driver");
MODULE_LICENSE("GPL");
-#define TOSHIBA_WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100"
+#define WMI_EVENT_GUID "59142400-C6A3-40FA-BADB-8A2652834100"
-MODULE_ALIAS("wmi:"TOSHIBA_WMI_EVENT_GUID);
+MODULE_ALIAS("wmi:"WMI_EVENT_GUID);
static struct input_dev *toshiba_wmi_input_dev;
kfree(response.pointer);
}
+static struct dmi_system_id toshiba_wmi_dmi_table[] __initdata = {
+ {
+ .ident = "Toshiba laptop",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ },
+ },
+ {}
+};
+
static int __init toshiba_wmi_input_setup(void)
{
acpi_status status;
if (err)
goto err_free_dev;
- status = wmi_install_notify_handler(TOSHIBA_WMI_EVENT_GUID,
+ status = wmi_install_notify_handler(WMI_EVENT_GUID,
toshiba_wmi_notify, NULL);
if (ACPI_FAILURE(status)) {
err = -EIO;
return 0;
err_remove_notifier:
- wmi_remove_notify_handler(TOSHIBA_WMI_EVENT_GUID);
+ wmi_remove_notify_handler(WMI_EVENT_GUID);
err_free_keymap:
sparse_keymap_free(toshiba_wmi_input_dev);
err_free_dev:
static void toshiba_wmi_input_destroy(void)
{
- wmi_remove_notify_handler(TOSHIBA_WMI_EVENT_GUID);
+ wmi_remove_notify_handler(WMI_EVENT_GUID);
sparse_keymap_free(toshiba_wmi_input_dev);
input_unregister_device(toshiba_wmi_input_dev);
}
{
int ret;
- if (!wmi_has_guid(TOSHIBA_WMI_EVENT_GUID))
+ if (!wmi_has_guid(WMI_EVENT_GUID) ||
+ !dmi_check_system(toshiba_wmi_dmi_table))
return -ENODEV;
ret = toshiba_wmi_input_setup();
static void __exit toshiba_wmi_exit(void)
{
- if (wmi_has_guid(TOSHIBA_WMI_EVENT_GUID))
+ if (wmi_has_guid(WMI_EVENT_GUID))
toshiba_wmi_input_destroy();
}
/* never reached the xmit task callout */
if (tdata->skb)
__kfree_skb(tdata->skb);
- memset(tdata, 0, sizeof(*tdata));
task_release_itt(task, task->hdr_itt);
+ memset(tdata, 0, sizeof(*tdata));
+
iscsi_tcp_cleanup_task(task);
}
EXPORT_SYMBOL_GPL(cxgbi_cleanup_task);
WARN_ON(pg->flags & ALUA_PG_RUN_RTPG);
WARN_ON(pg->flags & ALUA_PG_RUN_STPG);
spin_unlock_irqrestore(&pg->lock, flags);
+ kref_put(&pg->kref, release_port_group);
return;
}
if (pg->flags & ALUA_SYNC_STPG)
/* Do not queue if the worker is already running */
if (!(pg->flags & ALUA_PG_RUNNING)) {
kref_get(&pg->kref);
+ sdev = NULL;
start_queue = 1;
}
}
if (start_queue &&
!queue_delayed_work(alua_wq, &pg->rtpg_work,
msecs_to_jiffies(ALUA_RTPG_DELAY_MSECS))) {
- scsi_device_put(sdev);
+ if (sdev)
+ scsi_device_put(sdev);
kref_put(&pg->kref, release_port_group);
}
}
};
#define MEGASAS_IS_LOGICAL(scp) \
- (scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1
+ ((scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1)
#define MEGASAS_DEV_INDEX(scp) \
(((scp->device->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + \
sas_target_priv_data->handle = raid_device->handle;
sas_target_priv_data->sas_address = raid_device->wwid;
sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME;
- sas_target_priv_data->raid_device = raid_device;
if (ioc->is_warpdrive)
- raid_device->starget = starget;
+ sas_target_priv_data->raid_device = raid_device;
+ raid_device->starget = starget;
}
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
return 0;
srb_t *sp;
int rval;
+ if (unlikely(test_bit(UNLOADING, &base_vha->dpc_flags))) {
+ cmd->result = DID_NO_CONNECT << 16;
+ goto qc24_fail_command;
+ }
+
if (ha->flags.eeh_busy) {
if (ha->flags.pci_channel_io_perm_failure) {
ql_dbg(ql_dbg_aer, vha, 0x9010,
for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
sp = req->outstanding_cmds[cnt];
if (sp) {
+ /* Get a reference to the sp and drop the lock.
+ * The reference ensures this sp->done() call
+ * - and not the call in qla2xxx_eh_abort() -
+ * ends the SCSI command (with result 'res').
+ */
+ sp_get(sp);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+ qla2xxx_eh_abort(GET_CMD_SP(sp));
+ spin_lock_irqsave(&ha->hardware_lock, flags);
req->outstanding_cmds[cnt] = NULL;
sp->done(vha, sp, res);
}
{
scsi_qla_host_t *vha = shost_priv(shost);
+ if (test_bit(UNLOADING, &vha->dpc_flags))
+ return 1;
if (!vha->host)
return 1;
if (time > vha->hw->loop_reset_delay * HZ)
unsigned long flags;
int result = SUCCESS;
DECLARE_COMPLETION_ONSTACK(abort_cmp);
+ int done;
scmd_printk(KERN_DEBUG, cmd, "task abort on host %u, %p\n",
adapter->host->host_no, cmd);
pvscsi_abort_cmd(adapter, ctx);
spin_unlock_irqrestore(&adapter->hw_lock, flags);
/* Wait for 2 secs for the completion. */
- wait_for_completion_timeout(&abort_cmp, msecs_to_jiffies(2000));
+ done = wait_for_completion_timeout(&abort_cmp, msecs_to_jiffies(2000));
spin_lock_irqsave(&adapter->hw_lock, flags);
- if (!completion_done(&abort_cmp)) {
+ if (!done) {
/*
* Failed to abort the command, unmark the fact that it
* was requested to be aborted.
#include <linux/types.h>
-#define PVSCSI_DRIVER_VERSION_STRING "1.0.6.0-k"
+#define PVSCSI_DRIVER_VERSION_STRING "1.0.7.0-k"
#define PVSCSI_MAX_NUM_SG_ENTRIES_PER_SEGMENT 128
* clock period is specified by user with prescaling
* already taken into account.
*/
- return counter->clock_period_ps;
+ *period_ps = counter->clock_period_ps;
+ return 0;
}
switch (generic_clock_source & NI_GPCT_PRESCALE_MODE_CLOCK_SRC_MASK) {
exit:
spin_unlock_irqrestore(&arche_pdata->wake_lock, flags);
mutex_unlock(&arche_pdata->platform_state_mutex);
+ put_device(&pdev->dev);
of_node_put(np);
return ret;
}
__be16 buf[2];
int val[2];
unsigned char status;
+ int ret;
mutex_lock(&indio_dev->mlock);
if (st->state == AD5933_CTRL_INIT_START_FREQ) {
ad5933_cmd(st, AD5933_CTRL_START_SWEEP);
st->state = AD5933_CTRL_START_SWEEP;
schedule_delayed_work(&st->work, st->poll_time_jiffies);
- mutex_unlock(&indio_dev->mlock);
- return;
+ goto out;
}
- ad5933_i2c_read(st->client, AD5933_REG_STATUS, 1, &status);
+ ret = ad5933_i2c_read(st->client, AD5933_REG_STATUS, 1, &status);
+ if (ret)
+ goto out;
if (status & AD5933_STAT_DATA_VALID) {
int scan_count = bitmap_weight(indio_dev->active_scan_mask,
indio_dev->masklength);
- ad5933_i2c_read(st->client,
+ ret = ad5933_i2c_read(st->client,
test_bit(1, indio_dev->active_scan_mask) ?
AD5933_REG_REAL_DATA : AD5933_REG_IMAG_DATA,
scan_count * 2, (u8 *)buf);
+ if (ret)
+ goto out;
if (scan_count == 2) {
val[0] = be16_to_cpu(buf[0]);
} else {
/* no data available - try again later */
schedule_delayed_work(&st->work, st->poll_time_jiffies);
- mutex_unlock(&indio_dev->mlock);
- return;
+ goto out;
}
if (status & AD5933_STAT_SWEEP_DONE) {
ad5933_cmd(st, AD5933_CTRL_INC_FREQ);
schedule_delayed_work(&st->work, st->poll_time_jiffies);
}
-
+out:
mutex_unlock(&indio_dev->mlock);
}
{
struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent);
struct serio *ser_dev;
- char mouse_reset[] = { NVEC_PS2, SEND_COMMAND, PSMOUSE_RST, 3 };
- ser_dev = devm_kzalloc(&pdev->dev, sizeof(struct serio), GFP_KERNEL);
+ ser_dev = kzalloc(sizeof(struct serio), GFP_KERNEL);
if (!ser_dev)
return -ENOMEM;
- ser_dev->id.type = SERIO_PS_PSTHRU;
+ ser_dev->id.type = SERIO_8042;
ser_dev->write = ps2_sendcommand;
ser_dev->start = ps2_startstreaming;
ser_dev->stop = ps2_stopstreaming;
serio_register_port(ser_dev);
- /* mouse reset */
- nvec_write_async(nvec, mouse_reset, sizeof(mouse_reset));
-
return 0;
}
#define PANEL_PLANE_TL 0x08001C
#define PANEL_PLANE_TL_TOP_SHIFT 16
-#define PANEL_PLANE_TL_TOP_MASK (0xeff << 16)
-#define PANEL_PLANE_TL_LEFT_MASK 0xeff
+#define PANEL_PLANE_TL_TOP_MASK (0x7ff << 16)
+#define PANEL_PLANE_TL_LEFT_MASK 0x7ff
#define PANEL_PLANE_BR 0x080020
#define PANEL_PLANE_BR_BOTTOM_SHIFT 16
-#define PANEL_PLANE_BR_BOTTOM_MASK (0xeff << 16)
-#define PANEL_PLANE_BR_RIGHT_MASK 0xeff
+#define PANEL_PLANE_BR_BOTTOM_MASK (0x7ff << 16)
+#define PANEL_PLANE_BR_RIGHT_MASK 0x7ff
#define PANEL_HORIZONTAL_TOTAL 0x080024
#define PANEL_HORIZONTAL_TOTAL_TOTAL_SHIFT 16
DECLARE_WAITQUEUE(wait, current);
struct async_icount old, new;
- if (arg & (TIOCM_DSR | TIOCM_RI | TIOCM_CD))
- return -EINVAL;
do {
spin_lock_irq(&acm->read_lock);
old = acm->oldcount;
if (quirks == IGNORE_DEVICE)
return -ENODEV;
+ memset(&h, 0x00, sizeof(struct usb_cdc_parsed_header));
+
num_rx_buf = (quirks == SINGLE_RX_URB) ? 1 : ACM_NR;
/* handle quirks deadly to normal probing*/
return 0;
err4:
- phy_power_off(dwc->usb2_generic_phy);
+ phy_power_off(dwc->usb3_generic_phy);
err3:
- phy_power_off(dwc->usb3_generic_phy);
+ phy_power_off(dwc->usb2_generic_phy);
err2:
usb_phy_set_suspend(dwc->usb2_phy, 1);
usb_phy_set_suspend(dwc->usb3_phy, 1);
- dwc3_core_exit(dwc);
err1:
usb_phy_shutdown(dwc->usb2_phy);
#include <linux/slab.h>
#include <linux/regmap.h>
#include <linux/reset.h>
+#include <linux/pinctrl/consumer.h>
#include <linux/usb/of.h>
#include "core.h"
req->length = length;
- /* throttle high/super speed IRQ rate back slightly */
- if (gadget_is_dualspeed(dev->gadget))
- req->no_interrupt = (((dev->gadget->speed == USB_SPEED_HIGH ||
- dev->gadget->speed == USB_SPEED_SUPER)) &&
- !list_empty(&dev->tx_reqs))
- ? ((atomic_read(&dev->tx_qlen) % dev->qmult) != 0)
- : 0;
-
retval = usb_ep_queue(in, req, GFP_ATOMIC);
switch (retval) {
default:
}
val = readl(base + ext_cap_offset);
+ /* Auto handoff never worked for these devices. Force it and continue */
+ if ((pdev->vendor == PCI_VENDOR_ID_TI && pdev->device == 0x8241) ||
+ (pdev->vendor == PCI_VENDOR_ID_RENESAS
+ && pdev->device == 0x0014)) {
+ val = (val | XHCI_HC_OS_OWNED) & ~XHCI_HC_BIOS_OWNED;
+ writel(val, base + ext_cap_offset);
+ }
+
/* If the BIOS owns the HC, signal that the OS wants it, and wait */
if (val & XHCI_HC_BIOS_OWNED) {
writel(val | XHCI_HC_OS_OWNED, base + ext_cap_offset);
glue->phy = devm_phy_get(&pdev->dev, "usb-phy");
if (IS_ERR(glue->phy)) {
- dev_err(&pdev->dev, "failed to get phy\n");
+ if (PTR_ERR(glue->phy) != -EPROBE_DEFER)
+ dev_err(&pdev->dev, "failed to get phy\n");
return PTR_ERR(glue->phy);
}
musb->io.ep_offset = musb_flat_ep_offset;
musb->io.ep_select = musb_flat_ep_select;
}
- /* And override them with platform specific ops if specified. */
- if (musb->ops->ep_offset)
- musb->io.ep_offset = musb->ops->ep_offset;
- if (musb->ops->ep_select)
- musb->io.ep_select = musb->ops->ep_select;
/* At least tusb6010 has its own offsets */
if (musb->ops->ep_offset)
struct uwb_rc *rc = NULL;
dev = class_find_device(&uwb_rc_class, NULL, &index, uwb_rc_index_match);
- if (dev)
+ if (dev) {
rc = dev_get_drvdata(dev);
+ put_device(dev);
+ }
+
return rc;
}
if (dev) {
rc = dev_get_drvdata(dev);
__uwb_rc_get(rc);
+ put_device(dev);
}
+
return rc;
}
EXPORT_SYMBOL_GPL(__uwb_rc_try_get);
dev = class_find_device(&uwb_rc_class, NULL, grandpa_dev,
find_rc_grandpa);
- if (dev)
+ if (dev) {
rc = dev_get_drvdata(dev);
+ put_device(dev);
+ }
+
return rc;
}
EXPORT_SYMBOL_GPL(uwb_rc_get_by_grandpa);
struct uwb_rc *rc = NULL;
dev = class_find_device(&uwb_rc_class, NULL, addr, find_rc_dev);
- if (dev)
+ if (dev) {
rc = dev_get_drvdata(dev);
+ put_device(dev);
+ }
return rc;
}
dev = class_find_device(&uwb_rc_class, NULL, target_rc, find_rc);
+ put_device(dev);
+
return (dev != NULL);
}
unsigned tail, pos, head;
unsigned long flags;
+ if (kiocb->ki_flags & IOCB_WRITE) {
+ struct file *file = kiocb->ki_filp;
+
+ /*
+ * Tell lockdep we inherited freeze protection from submission
+ * thread.
+ */
+ __sb_writers_acquired(file_inode(file)->i_sb, SB_FREEZE_WRITE);
+ file_end_write(file);
+ }
+
/*
* Special case handling for sync iocbs:
* - events go directly into the iocb for fast handling
return -EINVAL;
}
-typedef ssize_t (rw_iter_op)(struct kiocb *, struct iov_iter *);
-
-static int aio_setup_vectored_rw(int rw, char __user *buf, size_t len,
- struct iovec **iovec,
- bool compat,
- struct iov_iter *iter)
+static int aio_setup_rw(int rw, struct iocb *iocb, struct iovec **iovec,
+ bool vectored, bool compat, struct iov_iter *iter)
{
+ void __user *buf = (void __user *)(uintptr_t)iocb->aio_buf;
+ size_t len = iocb->aio_nbytes;
+
+ if (!vectored) {
+ ssize_t ret = import_single_range(rw, buf, len, *iovec, iter);
+ *iovec = NULL;
+ return ret;
+ }
#ifdef CONFIG_COMPAT
if (compat)
- return compat_import_iovec(rw,
- (struct compat_iovec __user *)buf,
- len, UIO_FASTIOV, iovec, iter);
+ return compat_import_iovec(rw, buf, len, UIO_FASTIOV, iovec,
+ iter);
#endif
- return import_iovec(rw, (struct iovec __user *)buf,
- len, UIO_FASTIOV, iovec, iter);
+ return import_iovec(rw, buf, len, UIO_FASTIOV, iovec, iter);
}
-/*
- * aio_run_iocb:
- * Performs the initial checks and io submission.
- */
-static ssize_t aio_run_iocb(struct kiocb *req, unsigned opcode,
- char __user *buf, size_t len, bool compat)
+static inline ssize_t aio_ret(struct kiocb *req, ssize_t ret)
+{
+ switch (ret) {
+ case -EIOCBQUEUED:
+ return ret;
+ case -ERESTARTSYS:
+ case -ERESTARTNOINTR:
+ case -ERESTARTNOHAND:
+ case -ERESTART_RESTARTBLOCK:
+ /*
+ * There's no easy way to restart the syscall since other AIO's
+ * may be already running. Just fail this IO with EINTR.
+ */
+ ret = -EINTR;
+ /*FALLTHRU*/
+ default:
+ aio_complete(req, ret, 0);
+ return 0;
+ }
+}
+
+static ssize_t aio_read(struct kiocb *req, struct iocb *iocb, bool vectored,
+ bool compat)
{
struct file *file = req->ki_filp;
- ssize_t ret;
- int rw;
- fmode_t mode;
- rw_iter_op *iter_op;
struct iovec inline_vecs[UIO_FASTIOV], *iovec = inline_vecs;
struct iov_iter iter;
+ ssize_t ret;
- switch (opcode) {
- case IOCB_CMD_PREAD:
- case IOCB_CMD_PREADV:
- mode = FMODE_READ;
- rw = READ;
- iter_op = file->f_op->read_iter;
- goto rw_common;
-
- case IOCB_CMD_PWRITE:
- case IOCB_CMD_PWRITEV:
- mode = FMODE_WRITE;
- rw = WRITE;
- iter_op = file->f_op->write_iter;
- goto rw_common;
-rw_common:
- if (unlikely(!(file->f_mode & mode)))
- return -EBADF;
-
- if (!iter_op)
- return -EINVAL;
-
- if (opcode == IOCB_CMD_PREADV || opcode == IOCB_CMD_PWRITEV)
- ret = aio_setup_vectored_rw(rw, buf, len,
- &iovec, compat, &iter);
- else {
- ret = import_single_range(rw, buf, len, iovec, &iter);
- iovec = NULL;
- }
- if (!ret)
- ret = rw_verify_area(rw, file, &req->ki_pos,
- iov_iter_count(&iter));
- if (ret < 0) {
- kfree(iovec);
- return ret;
- }
-
- if (rw == WRITE)
- file_start_write(file);
-
- ret = iter_op(req, &iter);
-
- if (rw == WRITE)
- file_end_write(file);
- kfree(iovec);
- break;
-
- case IOCB_CMD_FDSYNC:
- if (!file->f_op->aio_fsync)
- return -EINVAL;
-
- ret = file->f_op->aio_fsync(req, 1);
- break;
+ if (unlikely(!(file->f_mode & FMODE_READ)))
+ return -EBADF;
+ if (unlikely(!file->f_op->read_iter))
+ return -EINVAL;
- case IOCB_CMD_FSYNC:
- if (!file->f_op->aio_fsync)
- return -EINVAL;
+ ret = aio_setup_rw(READ, iocb, &iovec, vectored, compat, &iter);
+ if (ret)
+ return ret;
+ ret = rw_verify_area(READ, file, &req->ki_pos, iov_iter_count(&iter));
+ if (!ret)
+ ret = aio_ret(req, file->f_op->read_iter(req, &iter));
+ kfree(iovec);
+ return ret;
+}
- ret = file->f_op->aio_fsync(req, 0);
- break;
+static ssize_t aio_write(struct kiocb *req, struct iocb *iocb, bool vectored,
+ bool compat)
+{
+ struct file *file = req->ki_filp;
+ struct iovec inline_vecs[UIO_FASTIOV], *iovec = inline_vecs;
+ struct iov_iter iter;
+ ssize_t ret;
- default:
- pr_debug("EINVAL: no operation provided\n");
+ if (unlikely(!(file->f_mode & FMODE_WRITE)))
+ return -EBADF;
+ if (unlikely(!file->f_op->write_iter))
return -EINVAL;
- }
- if (ret != -EIOCBQUEUED) {
+ ret = aio_setup_rw(WRITE, iocb, &iovec, vectored, compat, &iter);
+ if (ret)
+ return ret;
+ ret = rw_verify_area(WRITE, file, &req->ki_pos, iov_iter_count(&iter));
+ if (!ret) {
+ req->ki_flags |= IOCB_WRITE;
+ file_start_write(file);
+ ret = aio_ret(req, file->f_op->write_iter(req, &iter));
/*
- * There's no easy way to restart the syscall since other AIO's
- * may be already running. Just fail this IO with EINTR.
+ * We release freeze protection in aio_complete(). Fool lockdep
+ * by telling it the lock got released so that it doesn't
+ * complain about held lock when we return to userspace.
*/
- if (unlikely(ret == -ERESTARTSYS || ret == -ERESTARTNOINTR ||
- ret == -ERESTARTNOHAND ||
- ret == -ERESTART_RESTARTBLOCK))
- ret = -EINTR;
- aio_complete(req, ret, 0);
+ __sb_writers_release(file_inode(file)->i_sb, SB_FREEZE_WRITE);
}
-
- return 0;
+ kfree(iovec);
+ return ret;
}
static int io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
struct iocb *iocb, bool compat)
{
struct aio_kiocb *req;
+ struct file *file;
ssize_t ret;
/* enforce forwards compatibility on users */
if (unlikely(!req))
return -EAGAIN;
- req->common.ki_filp = fget(iocb->aio_fildes);
+ req->common.ki_filp = file = fget(iocb->aio_fildes);
if (unlikely(!req->common.ki_filp)) {
ret = -EBADF;
goto out_put_req;
req->ki_user_iocb = user_iocb;
req->ki_user_data = iocb->aio_data;
- ret = aio_run_iocb(&req->common, iocb->aio_lio_opcode,
- (char __user *)(unsigned long)iocb->aio_buf,
- iocb->aio_nbytes,
- compat);
- if (ret)
- goto out_put_req;
+ get_file(file);
+ switch (iocb->aio_lio_opcode) {
+ case IOCB_CMD_PREAD:
+ ret = aio_read(&req->common, iocb, false, compat);
+ break;
+ case IOCB_CMD_PWRITE:
+ ret = aio_write(&req->common, iocb, false, compat);
+ break;
+ case IOCB_CMD_PREADV:
+ ret = aio_read(&req->common, iocb, true, compat);
+ break;
+ case IOCB_CMD_PWRITEV:
+ ret = aio_write(&req->common, iocb, true, compat);
+ break;
+ default:
+ pr_debug("invalid aio operation %d\n", iocb->aio_lio_opcode);
+ ret = -EINVAL;
+ break;
+ }
+ fput(file);
+ if (ret && ret != -EIOCBQUEUED)
+ goto out_put_req;
return 0;
out_put_req:
put_reqs_available(ctx, 1);
.fsync = ceph_fsync,
.lock = ceph_lock,
.flock = ceph_flock,
- .splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,
.unlocked_ioctl = ceph_ioctl,
.compat_ioctl = ceph_ioctl,
#include <linux/slab.h>
#include <linux/file.h>
#include <linux/fdtable.h>
+#include <linux/freezer.h>
#include <linux/mm.h>
#include <linux/stat.h>
#include <linux/fcntl.h>
if (core_waiters > 0) {
struct core_thread *ptr;
+ freezer_do_not_count();
wait_for_completion(&core_state->startup);
+ freezer_count();
/*
* Wait for all the threads to become inactive, so that
* all the thread context (extended register state, like
/* Match the full socket address */
if (!rpc_cmp_addr_port(sap, clap))
/* Match all xprt_switch full socket addresses */
- if (!rpc_clnt_xprt_switch_has_addr(clp->cl_rpcclient,
+ if (IS_ERR(clp->cl_rpcclient) ||
+ !rpc_clnt_xprt_switch_has_addr(clp->cl_rpcclient,
sap))
continue;
return end;
}
namelen = strlen(base);
- if (flags & NFS_PATH_CANONICAL) {
+ if (*end == '/') {
/* Strip off excess slashes in base string */
while (namelen > 0 && base[namelen - 1] == '/')
namelen--;
__must_hold(&tbl->slot_tbl_lock)
{
struct nfs4_slot *slot;
+ int ret;
slot = nfs4_lookup_slot(tbl, slotid);
- if (IS_ERR(slot))
- return PTR_ERR(slot);
- *seq_nr = slot->seq_nr;
- return 0;
+ ret = PTR_ERR_OR_ZERO(slot);
+ if (!ret)
+ *seq_nr = slot->seq_nr;
+
+ return ret;
}
/*
static bool nfs4_slot_seqid_in_use(struct nfs4_slot_table *tbl,
u32 slotid, u32 seq_nr)
{
- u32 cur_seq;
+ u32 cur_seq = 0;
bool ret = false;
spin_lock(&tbl->slot_tbl_lock);
u32 id;
int i;
+ if (fsinfo->nlayouttypes == 0)
+ goto out_no_driver;
if (!(server->nfs_client->cl_exchange_flags &
(EXCHGID4_FLAG_USE_NON_PNFS | EXCHGID4_FLAG_USE_PNFS_MDS))) {
printk(KERN_ERR "NFS: %s: cl_exchange_flags 0x%x\n",
.iterate = ntfs_readdir, /* Read directory contents. */
#ifdef NTFS_RW
.fsync = ntfs_dir_fsync, /* Sync a directory to disk. */
- /*.aio_fsync = ,*/ /* Sync all outstanding async
- i/o operations on a kiocb. */
#endif /* NTFS_RW */
/*.ioctl = ,*/ /* Perform function on the
mounted filesystem. */
static int ocfs2_dx_dir_rebalance_credits(struct ocfs2_super *osb,
struct ocfs2_dx_root_block *dx_root)
{
- int credits = ocfs2_clusters_to_blocks(osb->sb, 2);
+ int credits = ocfs2_clusters_to_blocks(osb->sb, 3);
credits += ocfs2_calc_extend_credits(osb->sb, &dx_root->dr_list);
credits += ocfs2_quota_trans_credits(osb->sb);
*/
static DEFINE_MUTEX(orangefs_debug_lock);
+/* Used to protect data in ORANGEFS_KMOD_DEBUG_HELP_FILE */
+static DEFINE_MUTEX(orangefs_help_file_lock);
+
/*
* initialize kmod debug operations, create orangefs debugfs dir and
* ORANGEFS_KMOD_DEBUG_HELP_FILE.
gossip_debug(GOSSIP_DEBUGFS_DEBUG, "help_start: start\n");
+ mutex_lock(&orangefs_help_file_lock);
+
if (*pos == 0)
payload = m->private;
static void help_stop(struct seq_file *m, void *p)
{
gossip_debug(GOSSIP_DEBUGFS_DEBUG, "help_stop: start\n");
+ mutex_unlock(&orangefs_help_file_lock);
}
static int help_show(struct seq_file *m, void *v)
* /sys/kernel/debug/orangefs/debug-help can be catted to
* see all the available kernel and client debug keywords.
*
- * When the kernel boots, we have no idea what keywords the
+ * When orangefs.ko initializes, we have no idea what keywords the
* client supports, nor their associated masks.
*
- * We pass through this function once at boot and stamp a
+ * We pass through this function once at module-load and stamp a
* boilerplate "we don't know" message for the client in the
* debug-help file. We pass through here again when the client
* starts and then we can fill out the debug-help file fully.
*
* The client might be restarted any number of times between
- * reboots, we only build the debug-help file the first time.
+ * module reloads, we only build the debug-help file the first time.
*/
int orangefs_prepare_debugfs_help_string(int at_boot)
{
- int rc = -EINVAL;
- int i;
- int byte_count = 0;
char *client_title = "Client Debug Keywords:\n";
char *kernel_title = "Kernel Debug Keywords:\n";
+ size_t string_size = DEBUG_HELP_STRING_SIZE;
+ size_t result_size;
+ size_t i;
+ char *new;
+ int rc = -EINVAL;
gossip_debug(GOSSIP_UTILS_DEBUG, "%s: start\n", __func__);
- if (at_boot) {
- byte_count += strlen(HELP_STRING_UNINITIALIZED);
+ if (at_boot)
client_title = HELP_STRING_UNINITIALIZED;
- } else {
- /*
+
+ /* build a new debug_help_string. */
+ new = kzalloc(DEBUG_HELP_STRING_SIZE, GFP_KERNEL);
+ if (!new) {
+ rc = -ENOMEM;
+ goto out;
+ }
+
+ /*
+ * strlcat(dst, src, size) will append at most
+ * "size - strlen(dst) - 1" bytes of src onto dst,
+ * null terminating the result, and return the total
+ * length of the string it tried to create.
+ *
+ * We'll just plow through here building our new debug
+ * help string and let strlcat take care of assuring that
+ * dst doesn't overflow.
+ */
+ strlcat(new, client_title, string_size);
+
+ if (!at_boot) {
+
+ /*
* fill the client keyword/mask array and remember
* how many elements there were.
*/
if (cdm_element_count <= 0)
goto out;
- /* Count the bytes destined for debug_help_string. */
- byte_count += strlen(client_title);
-
for (i = 0; i < cdm_element_count; i++) {
- byte_count += strlen(cdm_array[i].keyword + 2);
- if (byte_count >= DEBUG_HELP_STRING_SIZE) {
- pr_info("%s: overflow 1!\n", __func__);
- goto out;
- }
+ strlcat(new, "\t", string_size);
+ strlcat(new, cdm_array[i].keyword, string_size);
+ strlcat(new, "\n", string_size);
}
-
- gossip_debug(GOSSIP_UTILS_DEBUG,
- "%s: cdm_element_count:%d:\n",
- __func__,
- cdm_element_count);
}
- byte_count += strlen(kernel_title);
+ strlcat(new, "\n", string_size);
+ strlcat(new, kernel_title, string_size);
+
for (i = 0; i < num_kmod_keyword_mask_map; i++) {
- byte_count +=
- strlen(s_kmod_keyword_mask_map[i].keyword + 2);
- if (byte_count >= DEBUG_HELP_STRING_SIZE) {
- pr_info("%s: overflow 2!\n", __func__);
- goto out;
- }
+ strlcat(new, "\t", string_size);
+ strlcat(new, s_kmod_keyword_mask_map[i].keyword, string_size);
+ result_size = strlcat(new, "\n", string_size);
}
- /* build debug_help_string. */
- debug_help_string = kzalloc(DEBUG_HELP_STRING_SIZE, GFP_KERNEL);
- if (!debug_help_string) {
- rc = -ENOMEM;
+ /* See if we tried to put too many bytes into "new"... */
+ if (result_size >= string_size) {
+ kfree(new);
goto out;
}
- strcat(debug_help_string, client_title);
-
- if (!at_boot) {
- for (i = 0; i < cdm_element_count; i++) {
- strcat(debug_help_string, "\t");
- strcat(debug_help_string, cdm_array[i].keyword);
- strcat(debug_help_string, "\n");
- }
- }
-
- strcat(debug_help_string, "\n");
- strcat(debug_help_string, kernel_title);
-
- for (i = 0; i < num_kmod_keyword_mask_map; i++) {
- strcat(debug_help_string, "\t");
- strcat(debug_help_string, s_kmod_keyword_mask_map[i].keyword);
- strcat(debug_help_string, "\n");
+ if (at_boot) {
+ debug_help_string = new;
+ } else {
+ mutex_lock(&orangefs_help_file_lock);
+ memset(debug_help_string, 0, DEBUG_HELP_STRING_SIZE);
+ strlcat(debug_help_string, new, string_size);
+ mutex_unlock(&orangefs_help_file_lock);
}
rc = 0;
-out:
-
- return rc;
+out: return rc;
}
ret = copy_from_user(&client_debug_array_string,
(void __user *)arg,
ORANGEFS_MAX_DEBUG_STRING_LEN);
- if (ret != 0)
+
+ if (ret != 0) {
+ pr_info("%s: CLIENT_STRING: copy_from_user failed\n",
+ __func__);
return -EIO;
+ }
/*
* The real client-core makes an effort to ensure
client_debug_array_string[ORANGEFS_MAX_DEBUG_STRING_LEN - 1] =
'\0';
- if (ret != 0) {
- pr_info("%s: CLIENT_STRING: copy_from_user failed\n",
- __func__);
- return -EIO;
- }
-
pr_info("%s: client debug array string has been received.\n",
__func__);
if (!help_string_initialized) {
- /* Free the "we don't know yet" default string... */
- kfree(debug_help_string);
-
- /* build a proper debug help string */
+ /* Build a proper debug help string. */
if (orangefs_prepare_debugfs_help_string(0)) {
gossip_err("%s: no debug help string \n",
__func__);
return -EIO;
}
- /* Replace the boilerplate boot-time debug-help file. */
- debugfs_remove(help_file_dentry);
-
- help_file_dentry =
- debugfs_create_file(
- ORANGEFS_KMOD_DEBUG_HELP_FILE,
- 0444,
- debug_dir,
- debug_help_string,
- &debug_help_fops);
-
- if (!help_file_dentry) {
- gossip_err("%s: debugfs_create_file failed for"
- " :%s:!\n",
- __func__,
- ORANGEFS_KMOD_DEBUG_HELP_FILE);
- return -EIO;
- }
}
debug_mask_to_string(&client_debug_mask, 1);
* unknown at boot time.
*
* orangefs_prepare_debugfs_help_string will be used again
- * later to rebuild the debug-help file after the client starts
+ * later to rebuild the debug-help-string after the client starts
* and passes along the needed info. The argument signifies
* which time orangefs_prepare_debugfs_help_string is being
* called.
ret = register_filesystem(&orangefs_fs_type);
if (ret == 0) {
- pr_info("orangefs: module version %s loaded\n", ORANGEFS_VERSION);
+ pr_info("%s: module version %s loaded\n",
+ __func__,
+ ORANGEFS_VERSION);
ret = 0;
goto out;
}
{
struct iov_iter to;
struct kiocb kiocb;
- loff_t isize;
int idx, ret;
- isize = i_size_read(in->f_mapping->host);
- if (unlikely(*ppos >= isize))
- return 0;
-
iov_iter_pipe(&to, ITER_PIPE | READ, pipe, len);
idx = to.idx;
init_sync_kiocb(&kiocb, in);
struct xfs_defer_pending *dfp;
list_for_each_entry(dfp, &dop->dop_intake, dfp_list) {
- trace_xfs_defer_intake_work(tp->t_mountp, dfp);
dfp->dfp_intent = dfp->dfp_type->create_intent(tp,
dfp->dfp_count);
+ trace_xfs_defer_intake_work(tp->t_mountp, dfp);
list_sort(tp->t_mountp, &dfp->dfp_work,
dfp->dfp_type->diff_items);
list_for_each(li, &dfp->dfp_work)
struct xfs_defer_pending *dfp;
trace_xfs_defer_trans_abort(tp->t_mountp, dop);
- /*
- * If the transaction was committed, drop the intent reference
- * since we're bailing out of here. The other reference is
- * dropped when the intent hits the AIL. If the transaction
- * was not committed, the intent is freed by the intent item
- * unlock handler on abort.
- */
- if (!dop->dop_committed)
- return;
- /* Abort intent items. */
+ /* Abort intent items that don't have a done item. */
list_for_each_entry(dfp, &dop->dop_pending, dfp_list) {
trace_xfs_defer_pending_abort(tp->t_mountp, dfp);
- if (!dfp->dfp_done)
+ if (dfp->dfp_intent && !dfp->dfp_done) {
dfp->dfp_type->abort_intent(dfp->dfp_intent);
+ dfp->dfp_intent = NULL;
+ }
}
/* Shut down FS. */
#define this_cpu_generic_read(pcp) \
({ \
typeof(pcp) __ret; \
- preempt_disable(); \
+ preempt_disable_notrace(); \
__ret = raw_cpu_generic_read(pcp); \
- preempt_enable(); \
+ preempt_enable_notrace(); \
__ret; \
})
* [_sdata, _edata]: contains .data.* sections, may also contain .rodata.*
* and/or .init.* sections.
* [__start_rodata, __end_rodata]: contains .rodata.* sections
+ * [__start_data_ro_after_init, __end_data_ro_after_init]:
+ * contains data.ro_after_init section
* [__init_begin, __init_end]: contains .init.* sections, but .init.text.*
* may be out of this range on some architectures.
* [_sinittext, _einittext]: contains .init.text.* sections
extern char __bss_start[], __bss_stop[];
extern char __init_begin[], __init_end[];
extern char _sinittext[], _einittext[];
+extern char __start_data_ro_after_init[], __end_data_ro_after_init[];
extern char _end[];
extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[];
extern char __kprobes_text_start[], __kprobes_text_end[];
* own by defining an empty RO_AFTER_INIT_DATA.
*/
#ifndef RO_AFTER_INIT_DATA
-#define RO_AFTER_INIT_DATA *(.data..ro_after_init)
+#define RO_AFTER_INIT_DATA \
+ __start_data_ro_after_init = .; \
+ *(.data..ro_after_init) \
+ __end_data_ro_after_init = .;
#endif
/*
int acpi_device_modalias(struct device *, char *, int);
void acpi_walk_dep_device_list(acpi_handle handle);
-struct platform_device *acpi_create_platform_device(struct acpi_device *);
+struct platform_device *acpi_create_platform_device(struct acpi_device *,
+ struct property_entry *);
#define ACPI_PTR(_ptr) (_ptr)
static inline void acpi_device_set_enumerated(struct acpi_device *adev)
struct ceph_entity_addr addr;
};
+#define CEPH_LINGER_ID_START 0xffff000000000000ULL
+
struct ceph_osd_client {
struct ceph_client *client;
#endif
extern bool console_suspend_enabled;
-#ifdef CONFIG_OF
-extern void console_set_by_of(void);
-#else
-static inline void console_set_by_of(void) {}
-#endif
-
/* Suspend and resume console messages over PM events */
extern void suspend_console(void);
extern void resume_console(void);
static inline void frontswap_init(unsigned type, unsigned long *map)
{
- if (frontswap_enabled())
- __frontswap_init(type, map);
+#ifdef CONFIG_FRONTSWAP
+ __frontswap_init(type, map);
+#endif
}
#endif /* _LINUX_FRONTSWAP_H */
#define IOCB_HIPRI (1 << 3)
#define IOCB_DSYNC (1 << 4)
#define IOCB_SYNC (1 << 5)
+#define IOCB_WRITE (1 << 6)
struct kiocb {
struct file *ki_filp;
int (*flush) (struct file *, fl_owner_t id);
int (*release) (struct inode *, struct file *);
int (*fsync) (struct file *, loff_t, loff_t, int datasync);
- int (*aio_fsync) (struct kiocb *, int datasync);
int (*fasync) (int, struct file *, int);
int (*lock) (struct file *, int, struct file_lock *);
ssize_t (*sendpage) (struct file *, struct page *, int, size_t, loff_t *, int);
return -ENOSYS;
}
+static inline int phy_reset(struct phy *phy)
+{
+ if (!phy)
+ return 0;
+ return -ENOSYS;
+}
+
static inline int phy_get_bus_width(struct phy *phy)
{
return -ENOSYS;
#include <linux/types.h>
#include <sound/asound.h>
-#ifndef __KERNEL__
-#error This API is an early revision and not enabled in the current
-#error kernel release, it will be enabled in a future kernel version
-#error with incompatible changes to what is here.
-#endif
-
/*
* Maximum number of channels topology kcontrol can represent.
*/
} else if (new->flags & IRQF_TRIGGER_MASK) {
unsigned int nmsk = new->flags & IRQF_TRIGGER_MASK;
- unsigned int omsk = irq_settings_get_trigger_mask(desc);
+ unsigned int omsk = irqd_get_trigger_type(&desc->irq_data);
if (nmsk != omsk)
/* hope the handler works with current trigger mode */
pr_warn("irq %d uses trigger mode %u; requested %u\n",
- irq, nmsk, omsk);
+ irq, omsk, nmsk);
}
*old_ptr = new;
/* RTCs have initialized by now too ... can we use one? */
dev = class_find_device(rtc_class, NULL, NULL, has_wakealarm);
- if (dev)
+ if (dev) {
rtc = rtc_class_open(dev_name(dev));
+ put_device(dev);
+ }
if (!rtc) {
printk(warn_no_rtc);
return 0;
int console_set_on_cmdline;
EXPORT_SYMBOL(console_set_on_cmdline);
-#ifdef CONFIG_OF
-static bool of_specified_console;
-
-void console_set_by_of(void)
-{
- of_specified_console = true;
-}
-#else
-# define of_specified_console false
-#endif
-
/* Flag: console code may call schedule() */
static int console_may_schedule;
* didn't select a console we take the first one
* that registers here.
*/
- if (preferred_console < 0 && !of_specified_console) {
+ if (preferred_console < 0) {
if (newcon->index < 0)
newcon->index = 0;
if (newcon->setup == NULL ||
trace->entries = stack->entries;
trace->skip = 0;
}
+EXPORT_SYMBOL_GPL(depot_fetch_stack);
/**
* depot_save_stack - save stack in a stack depot.
fast_exit:
return retval;
}
+EXPORT_SYMBOL_GPL(depot_save_stack);
bitmap_maxno = cma_bitmap_maxno(cma);
bitmap_count = cma_bitmap_pages_to_bits(cma, count);
+ if (bitmap_count > bitmap_maxno)
+ return NULL;
+
for (;;) {
mutex_lock(&cma->lock);
bitmap_no = bitmap_find_next_zero_area_off(cma->bitmap,
if (inode->i_blkbits == PAGE_SHIFT ||
!mapping->a_ops->is_partially_uptodate)
goto page_not_up_to_date;
+ /* pipes can't handle partially uptodate pages */
+ if (unlikely(iter->type & ITER_PIPE))
+ goto page_not_up_to_date;
if (!trylock_page(page))
goto page_not_up_to_date;
/* Did it get truncated before we got the lock? */
* is not the case is if a reserve map was changed between calls. It
* is the responsibility of the caller to notice the difference and
* take appropriate action.
+ *
+ * vma_add_reservation is used in error paths where a reservation must
+ * be restored when a newly allocated huge page must be freed. It is
+ * to be called after calling vma_needs_reservation to determine if a
+ * reservation exists.
*/
enum vma_resv_mode {
VMA_NEEDS_RESV,
VMA_COMMIT_RESV,
VMA_END_RESV,
+ VMA_ADD_RESV,
};
static long __vma_reservation_common(struct hstate *h,
struct vm_area_struct *vma, unsigned long addr,
region_abort(resv, idx, idx + 1);
ret = 0;
break;
+ case VMA_ADD_RESV:
+ if (vma->vm_flags & VM_MAYSHARE)
+ ret = region_add(resv, idx, idx + 1);
+ else {
+ region_abort(resv, idx, idx + 1);
+ ret = region_del(resv, idx, idx + 1);
+ }
+ break;
default:
BUG();
}
(void)__vma_reservation_common(h, vma, addr, VMA_END_RESV);
}
+static long vma_add_reservation(struct hstate *h,
+ struct vm_area_struct *vma, unsigned long addr)
+{
+ return __vma_reservation_common(h, vma, addr, VMA_ADD_RESV);
+}
+
+/*
+ * This routine is called to restore a reservation on error paths. In the
+ * specific error paths, a huge page was allocated (via alloc_huge_page)
+ * and is about to be freed. If a reservation for the page existed,
+ * alloc_huge_page would have consumed the reservation and set PagePrivate
+ * in the newly allocated page. When the page is freed via free_huge_page,
+ * the global reservation count will be incremented if PagePrivate is set.
+ * However, free_huge_page can not adjust the reserve map. Adjust the
+ * reserve map here to be consistent with global reserve count adjustments
+ * to be made by free_huge_page.
+ */
+static void restore_reserve_on_error(struct hstate *h,
+ struct vm_area_struct *vma, unsigned long address,
+ struct page *page)
+{
+ if (unlikely(PagePrivate(page))) {
+ long rc = vma_needs_reservation(h, vma, address);
+
+ if (unlikely(rc < 0)) {
+ /*
+ * Rare out of memory condition in reserve map
+ * manipulation. Clear PagePrivate so that
+ * global reserve count will not be incremented
+ * by free_huge_page. This will make it appear
+ * as though the reservation for this page was
+ * consumed. This may prevent the task from
+ * faulting in the page at a later time. This
+ * is better than inconsistent global huge page
+ * accounting of reserve counts.
+ */
+ ClearPagePrivate(page);
+ } else if (rc) {
+ rc = vma_add_reservation(h, vma, address);
+ if (unlikely(rc < 0))
+ /*
+ * See above comment about rare out of
+ * memory condition.
+ */
+ ClearPagePrivate(page);
+ } else
+ vma_end_reservation(h, vma, address);
+ }
+}
+
struct page *alloc_huge_page(struct vm_area_struct *vma,
unsigned long addr, int avoid_reserve)
{
spin_unlock(ptl);
mmu_notifier_invalidate_range_end(mm, mmun_start, mmun_end);
out_release_all:
+ restore_reserve_on_error(h, vma, address, new_page);
put_page(new_page);
out_release_old:
put_page(old_page);
spin_unlock(ptl);
backout_unlocked:
unlock_page(page);
+ restore_reserve_on_error(h, vma, address, page);
put_page(page);
goto out;
}
/* data/bss scanning */
scan_large_block(_sdata, _edata);
scan_large_block(__bss_start, __bss_stop);
+ scan_large_block(__start_data_ro_after_init, __end_data_ro_after_init);
#ifdef CONFIG_SMP
/* per-cpu sections scanning */
}
if (!PageHuge(p) && PageTransHuge(hpage)) {
- lock_page(hpage);
- if (!PageAnon(hpage) || unlikely(split_huge_page(hpage))) {
- unlock_page(hpage);
- if (!PageAnon(hpage))
+ lock_page(p);
+ if (!PageAnon(p) || unlikely(split_huge_page(p))) {
+ unlock_page(p);
+ if (!PageAnon(p))
pr_err("Memory failure: %#lx: non anonymous thp\n",
pfn);
else
put_hwpoison_page(p);
return -EBUSY;
}
- unlock_page(hpage);
- get_hwpoison_page(p);
- put_hwpoison_page(hpage);
+ unlock_page(p);
VM_BUG_ON_PAGE(!page_count(p), p);
hpage = compound_head(p);
}
/* Make sure we know about allocations which stall for too long */
if (time_after(jiffies, alloc_start + stall_timeout)) {
warn_alloc(gfp_mask,
- "page alloction stalls for %ums, order:%u\n",
+ "page allocation stalls for %ums, order:%u",
jiffies_to_msecs(jiffies-alloc_start), order);
stall_timeout += 10 * HZ;
}
copy_highpage(newpage, oldpage);
flush_dcache_page(newpage);
+ __SetPageLocked(newpage);
+ __SetPageSwapBacked(newpage);
SetPageUptodate(newpage);
set_page_private(newpage, swap_index);
SetPageSwapCache(newpage);
s = create_cache(cache_name, root_cache->object_size,
root_cache->size, root_cache->align,
- root_cache->flags, root_cache->ctor,
- memcg, root_cache);
+ root_cache->flags & CACHE_CREATE_MASK,
+ root_cache->ctor, memcg, root_cache);
/*
* If we could not create a memcg cache, do not complain, because
* that's not critical at all as we can always proceed with the root
swab32s(&swap_header->info.version);
swab32s(&swap_header->info.last_page);
swab32s(&swap_header->info.nr_badpages);
+ if (swap_header->info.nr_badpages > MAX_SWAP_BADPAGES)
+ return 0;
for (i = 0; i < swap_header->info.nr_badpages; i++)
swab32s(&swap_header->info.badpages[i]);
}
fl->stripe_count = le32_to_cpu(legacy->fl_stripe_count);
fl->object_size = le32_to_cpu(legacy->fl_object_size);
fl->pool_id = le32_to_cpu(legacy->fl_pg_pool);
- if (fl->pool_id == 0)
+ if (fl->pool_id == 0 && fl->stripe_unit == 0 &&
+ fl->stripe_count == 0 && fl->object_size == 0)
fl->pool_id = -1;
}
EXPORT_SYMBOL(ceph_file_layout_from_legacy);
osd_init(&osdc->homeless_osd);
osdc->homeless_osd.o_osdc = osdc;
osdc->homeless_osd.o_osd = CEPH_HOMELESS_OSD;
+ osdc->last_linger_id = CEPH_LINGER_ID_START;
osdc->linger_requests = RB_ROOT;
osdc->map_checks = RB_ROOT;
osdc->linger_map_checks = RB_ROOT;
void rpc_clnt_xprt_switch_put(struct rpc_clnt *clnt)
{
+ rcu_read_lock();
xprt_switch_put(rcu_dereference(clnt->cl_xpi.xpi_xpswitch));
+ rcu_read_unlock();
}
EXPORT_SYMBOL_GPL(rpc_clnt_xprt_switch_put);
void rpc_clnt_xprt_switch_add_xprt(struct rpc_clnt *clnt, struct rpc_xprt *xprt)
{
+ rcu_read_lock();
rpc_xprt_switch_add_xprt(rcu_dereference(clnt->cl_xpi.xpi_xpswitch),
xprt);
+ rcu_read_unlock();
}
EXPORT_SYMBOL_GPL(rpc_clnt_xprt_switch_add_xprt);
struct rpc_xprt_switch *xps;
bool ret;
- xps = rcu_dereference(clnt->cl_xpi.xpi_xpswitch);
-
rcu_read_lock();
+ xps = rcu_dereference(clnt->cl_xpi.xpi_xpswitch);
ret = rpc_xprt_switch_has_addr(xps, sap);
rcu_read_unlock();
return ret;
* being done.
*
* When the underlying transport disconnects, MRs are left in one of
- * three states:
+ * four states:
*
* INVALID: The MR was not in use before the QP entered ERROR state.
- * (Or, the LOCAL_INV WR has not completed or flushed yet).
- *
- * STALE: The MR was being registered or unregistered when the QP
- * entered ERROR state, and the pending WR was flushed.
*
* VALID: The MR was registered before the QP entered ERROR state.
*
- * When frwr_op_map encounters STALE and VALID MRs, they are recovered
- * with ib_dereg_mr and then are re-initialized. Beause MR recovery
+ * FLUSHED_FR: The MR was being registered when the QP entered ERROR
+ * state, and the pending WR was flushed.
+ *
+ * FLUSHED_LI: The MR was being invalidated when the QP entered ERROR
+ * state, and the pending WR was flushed.
+ *
+ * When frwr_op_map encounters FLUSHED and VALID MRs, they are recovered
+ * with ib_dereg_mr and then are re-initialized. Because MR recovery
* allocates fresh resources, it is deferred to a workqueue, and the
* recovered MRs are placed back on the rb_mws list when recovery is
* complete. frwr_op_map allocates another MR for the current RPC while
static void
frwr_op_recover_mr(struct rpcrdma_mw *mw)
{
+ enum rpcrdma_frmr_state state = mw->frmr.fr_state;
struct rpcrdma_xprt *r_xprt = mw->mw_xprt;
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
int rc;
rc = __frwr_reset_mr(ia, mw);
- ib_dma_unmap_sg(ia->ri_device, mw->mw_sg, mw->mw_nents, mw->mw_dir);
+ if (state != FRMR_FLUSHED_LI)
+ ib_dma_unmap_sg(ia->ri_device,
+ mw->mw_sg, mw->mw_nents, mw->mw_dir);
if (rc)
goto out_release;
}
static void
-__frwr_sendcompletion_flush(struct ib_wc *wc, struct rpcrdma_frmr *frmr,
- const char *wr)
+__frwr_sendcompletion_flush(struct ib_wc *wc, const char *wr)
{
- frmr->fr_state = FRMR_IS_STALE;
if (wc->status != IB_WC_WR_FLUSH_ERR)
pr_err("rpcrdma: %s: %s (%u/0x%x)\n",
wr, ib_wc_status_msg(wc->status),
if (wc->status != IB_WC_SUCCESS) {
cqe = wc->wr_cqe;
frmr = container_of(cqe, struct rpcrdma_frmr, fr_cqe);
- __frwr_sendcompletion_flush(wc, frmr, "fastreg");
+ frmr->fr_state = FRMR_FLUSHED_FR;
+ __frwr_sendcompletion_flush(wc, "fastreg");
}
}
if (wc->status != IB_WC_SUCCESS) {
cqe = wc->wr_cqe;
frmr = container_of(cqe, struct rpcrdma_frmr, fr_cqe);
- __frwr_sendcompletion_flush(wc, frmr, "localinv");
+ frmr->fr_state = FRMR_FLUSHED_LI;
+ __frwr_sendcompletion_flush(wc, "localinv");
}
}
/* WARNING: Only wr_cqe and status are reliable at this point */
cqe = wc->wr_cqe;
frmr = container_of(cqe, struct rpcrdma_frmr, fr_cqe);
- if (wc->status != IB_WC_SUCCESS)
- __frwr_sendcompletion_flush(wc, frmr, "localinv");
+ if (wc->status != IB_WC_SUCCESS) {
+ frmr->fr_state = FRMR_FLUSHED_LI;
+ __frwr_sendcompletion_flush(wc, "localinv");
+ }
complete(&frmr->fr_linv_done);
}
enum rpcrdma_frmr_state {
FRMR_IS_INVALID, /* ready to be used */
FRMR_IS_VALID, /* in use */
- FRMR_IS_STALE, /* failed completion */
+ FRMR_FLUSHED_FR, /* flushed FASTREG WR */
+ FRMR_FLUSHED_LI, /* flushed LOCALINV WR */
};
struct rpcrdma_frmr {
warning-2 += $(call cc-option, -Wlogical-op)
warning-2 += $(call cc-option, -Wmissing-field-initializers)
warning-2 += $(call cc-option, -Wsign-compare)
+warning-2 += $(call cc-option, -Wmaybe-uninitialized)
warning-3 := -Wbad-function-cast
warning-3 += -Wcast-qual
ifdef CONFIG_UBSAN_NULL
CFLAGS_UBSAN += $(call cc-option, -fsanitize=null)
endif
+
+ # -fsanitize=* options makes GCC less smart than usual and
+ # increase number of 'maybe-uninitialized false-positives
+ CFLAGS_UBSAN += $(call cc-option, -Wno-maybe-uninitialized)
endif
# of the GNU General Public License, incorporated herein by reference.
import sys, os, re
+from signal import signal, SIGPIPE, SIG_DFL
+
+signal(SIGPIPE, SIG_DFL)
if len(sys.argv) != 3:
sys.stderr.write("usage: %s file1 file2\n" % sys.argv[0])
size_t next;
int err = 0;
+ if (!entry->c.text.write)
+ return -EIO;
pos = *offset;
if (!valid_pos(pos, count))
return -EIO;
next = pos + count;
+ /* don't handle too large text inputs */
+ if (next > 16 * 1024)
+ return -EIO;
mutex_lock(&entry->access);
buf = data->wbuffer;
if (!buf) {
struct snd_info_private_data *data = seq->private;
struct snd_info_entry *entry = data->entry;
- if (entry->c.text.read) {
+ if (!entry->c.text.read) {
+ return -EIO;
+ } else {
data->rbuffer->buffer = (char *)seq; /* XXX hack! */
entry->c.text.read(entry, data->rbuffer);
}
};
static const struct snd_soc_dapm_route cs4270_dapm_routes[] = {
- { "Capture", NULL, "AINA" },
- { "Capture", NULL, "AINB" },
+ { "Capture", NULL, "AINL" },
+ { "Capture", NULL, "AINR" },
- { "AOUTA", NULL, "Playback" },
- { "AOUTB", NULL, "Playback" },
+ { "AOUTL", NULL, "Playback" },
+ { "AOUTR", NULL, "Playback" },
};
/**
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
/* DAI */
- SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7219_DAI_TDM_CTRL,
+ DA7219_DAI_OE_SHIFT, DA7219_NO_INVERT),
SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0),
/* Output Muxes */
struct of_phandle_args *args,
const char **dai_name)
{
- int id = args->args[0];
+ int id;
+
+ if (args->args_count)
+ id = args->args[0];
+ else
+ id = 0;
if (id < ARRAY_SIZE(hdmi_dai_name)) {
*dai_name = hdmi_dai_name[id];
snd_soc_dapm_force_enable_pin(dapm, "LDO1");
snd_soc_dapm_sync(dapm);
+ regmap_update_bits(rt298->regmap,
+ RT298_POWER_CTRL1, 0x1001, 0);
+ regmap_update_bits(rt298->regmap,
+ RT298_POWER_CTRL2, 0x4, 0x4);
+
regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24);
msleep(50);
msleep(sleep_time[i]);
val = snd_soc_read(codec, RT5663_EM_JACK_TYPE_2) &
0x0003;
+ dev_dbg(codec->dev, "%s: MX-00e7 val=%x sleep %d\n",
+ __func__, val, sleep_time[i]);
i++;
if (val == 0x1 || val == 0x2 || val == 0x3)
break;
- dev_dbg(codec->dev, "%s: MX-00e7 val=%x sleep %d\n",
- __func__, val, sleep_time[i]);
}
dev_dbg(codec->dev, "%s val = %d\n", __func__, val);
switch (val) {
static const struct regmap_config stih407_sas_regmap = {
.reg_bits = 32,
.val_bits = 32,
-
+ .fast_io = true,
.max_register = STIH407_AUDIO_DAC_CTRL,
.reg_defaults = stih407_sas_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(stih407_sas_reg_defaults),
return ret;
}
}
-
- gpiod_set_value(priv->pdn_gpio, 0);
- usleep_range(5000, 6000);
-
- regcache_cache_only(priv->regmap, false);
- ret = regcache_sync(priv->regmap);
- if (ret)
- return ret;
}
break;
case SND_SOC_BIAS_OFF:
- regcache_cache_only(priv->regmap, true);
- gpiod_set_value(priv->pdn_gpio, 1);
-
if (!IS_ERR(priv->mclk))
clk_disable_unprepare(priv->mclk);
break;
TAS571X_SOFT_MUTE_REG,
TAS571X_SOFT_MUTE_CH1_SHIFT, TAS571X_SOFT_MUTE_CH2_SHIFT,
1, 1),
-
- SOC_DOUBLE_R_RANGE("CH1 Mixer Volume",
- TAS5717_CH1_LEFT_CH_MIX_REG,
- TAS5717_CH1_RIGHT_CH_MIX_REG,
- 16, 0, 0x80, 0),
-
- SOC_DOUBLE_R_RANGE("CH2 Mixer Volume",
- TAS5717_CH2_LEFT_CH_MIX_REG,
- TAS5717_CH2_RIGHT_CH_MIX_REG,
- 16, 0, 0x80, 0),
};
static const struct regmap_range tas571x_readonly_regs_range[] = {
TAS571X_SOFT_MUTE_CH1_SHIFT, TAS571X_SOFT_MUTE_CH2_SHIFT,
1, 1),
+ SOC_DOUBLE_R_RANGE("CH1 Mixer Volume",
+ TAS5717_CH1_LEFT_CH_MIX_REG,
+ TAS5717_CH1_RIGHT_CH_MIX_REG,
+ 16, 0, 0x80, 0),
+
+ SOC_DOUBLE_R_RANGE("CH2 Mixer Volume",
+ TAS5717_CH2_LEFT_CH_MIX_REG,
+ TAS5717_CH2_RIGHT_CH_MIX_REG,
+ 16, 0, 0x80, 0),
+
/*
* The biquads are named according to the register names.
* Please note that TI's TAS57xx Graphical Development Environment
/* pulse the active low reset line for ~100us */
usleep_range(100, 200);
gpiod_set_value(priv->reset_gpio, 0);
- usleep_range(12000, 20000);
+ usleep_range(13500, 20000);
}
ret = regmap_write(priv->regmap, TAS571X_OSC_TRIM_REG, 0);
if (ret)
return ret;
+ usleep_range(50000, 60000);
memcpy(&priv->codec_driver, &tas571x_codec, sizeof(priv->codec_driver));
priv->codec_driver.component_driver.controls = priv->chip->controls;
return ret;
}
- regcache_cache_only(priv->regmap, true);
- gpiod_set_value(priv->pdn_gpio, 1);
-
return snd_soc_register_codec(&client->dev, &priv->codec_driver,
&tas571x_dai, 1);
}
config SND_SOC_INTEL_HASWELL
tristate
+ select SND_SOC_INTEL_SST_FIRMWARE
config SND_SOC_INTEL_BAYTRAIL
tristate
depends on X86_INTEL_LPSS && I2C && I2C_DESIGNWARE_PLATFORM
depends on DW_DMAC_CORE
select SND_SOC_INTEL_SST
- select SND_SOC_INTEL_SST_FIRMWARE
select SND_SOC_INTEL_HASWELL
select SND_SOC_RT5640
help
I2C_DESIGNWARE_PLATFORM
depends on DW_DMAC_CORE
select SND_SOC_INTEL_SST
- select SND_SOC_INTEL_SST_FIRMWARE
select SND_SOC_INTEL_HASWELL
select SND_SOC_RT286
help
DMI_MATCH(DMI_PRODUCT_NAME, "Surface 3"),
},
},
+ { }
};
*/
ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
- SND_JACK_BTN_2 | SND_JACK_BTN_3, &broxton_headset,
- NULL, 0);
+ SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
+ &broxton_headset, NULL, 0);
if (ret) {
dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
return ret;
if (skl->nhlt == NULL) {
err = -ENODEV;
- goto out_free;
+ goto out_display_power_off;
}
skl_nhlt_update_topology_bin(skl);
skl_machine_device_unregister(skl);
out_nhlt_free:
skl_nhlt_free(skl->nhlt);
+out_display_power_off:
+ if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI))
+ snd_hdac_display_power(bus, false);
out_free:
skl->init_failed = 1;
skl_free(ebus);
release_firmware(skl->tplg);
- if (pci_dev_run_wake(pci))
- pm_runtime_get_noresume(&pci->dev);
+ pm_runtime_get_noresume(&pci->dev);
/* codec removal, invoke bus_device_remove */
snd_hdac_ext_bus_device_remove(ebus);
config SND_MMP_SOC_BROWNSTONE
tristate "SoC Audio support for Marvell Brownstone"
- depends on SND_MMP_SOC && MACH_BROWNSTONE
+ depends on SND_MMP_SOC && MACH_BROWNSTONE && I2C
select SND_MMP_SOC_SSPA
select MFD_WM8994
select SND_SOC_WM8994
return 0;
}
EXPORT_SYMBOL_GPL(asoc_qcom_lpass_cpu_platform_remove);
+
+MODULE_DESCRIPTION("QTi LPASS CPU Driver");
+MODULE_LICENSE("GPL v2");
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- int ret;
+ struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
+ struct lpass_data *drvdata =
+ snd_soc_platform_get_drvdata(soc_runtime->platform);
+ struct lpass_variant *v = drvdata->variant;
+ int ret, dma_ch, dir = substream->stream;
+ struct lpass_pcm_data *data;
+
+ data = devm_kzalloc(soc_runtime->dev, sizeof(*data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ data->i2s_port = cpu_dai->driver->id;
+ runtime->private_data = data;
+
+ if (v->alloc_dma_channel)
+ dma_ch = v->alloc_dma_channel(drvdata, dir);
+ if (dma_ch < 0)
+ return dma_ch;
+
+ drvdata->substream[dma_ch] = substream;
+
+ ret = regmap_write(drvdata->lpaif_map,
+ LPAIF_DMACTL_REG(v, dma_ch, dir), 0);
+ if (ret) {
+ dev_err(soc_runtime->dev,
+ "%s() error writing to rdmactl reg: %d\n",
+ __func__, ret);
+ return ret;
+ }
+
+ if (dir == SNDRV_PCM_STREAM_PLAYBACK)
+ data->rdma_ch = dma_ch;
+ else
+ data->wrdma_ch = dma_ch;
snd_soc_set_runtime_hwparams(substream, &lpass_platform_pcm_hardware);
return 0;
}
+static int lpass_platform_pcmops_close(struct snd_pcm_substream *substream)
+{
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
+ struct lpass_data *drvdata =
+ snd_soc_platform_get_drvdata(soc_runtime->platform);
+ struct lpass_variant *v = drvdata->variant;
+ struct lpass_pcm_data *data;
+ int dma_ch, dir = substream->stream;
+
+ data = runtime->private_data;
+ v = drvdata->variant;
+
+ if (dir == SNDRV_PCM_STREAM_PLAYBACK)
+ dma_ch = data->rdma_ch;
+ else
+ dma_ch = data->wrdma_ch;
+
+ drvdata->substream[dma_ch] = NULL;
+
+ if (v->free_dma_channel)
+ v->free_dma_channel(drvdata, dma_ch);
+
+ return 0;
+}
+
static int lpass_platform_pcmops_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
struct lpass_data *drvdata =
snd_soc_platform_get_drvdata(soc_runtime->platform);
- struct lpass_pcm_data *pcm_data = drvdata->private_data;
+ struct snd_pcm_runtime *rt = substream->runtime;
+ struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
snd_pcm_format_t format = params_format(params);
unsigned int channels = params_channels(params);
struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
struct lpass_data *drvdata =
snd_soc_platform_get_drvdata(soc_runtime->platform);
- struct lpass_pcm_data *pcm_data = drvdata->private_data;
+ struct snd_pcm_runtime *rt = substream->runtime;
+ struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
unsigned int reg;
int ret;
struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
struct lpass_data *drvdata =
snd_soc_platform_get_drvdata(soc_runtime->platform);
- struct lpass_pcm_data *pcm_data = drvdata->private_data;
+ struct snd_pcm_runtime *rt = substream->runtime;
+ struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
int ret, ch, dir = substream->stream;
struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
struct lpass_data *drvdata =
snd_soc_platform_get_drvdata(soc_runtime->platform);
- struct lpass_pcm_data *pcm_data = drvdata->private_data;
+ struct snd_pcm_runtime *rt = substream->runtime;
+ struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
int ret, ch, dir = substream->stream;
struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
struct lpass_data *drvdata =
snd_soc_platform_get_drvdata(soc_runtime->platform);
- struct lpass_pcm_data *pcm_data = drvdata->private_data;
+ struct snd_pcm_runtime *rt = substream->runtime;
+ struct lpass_pcm_data *pcm_data = rt->private_data;
struct lpass_variant *v = drvdata->variant;
unsigned int base_addr, curr_addr;
int ret, ch, dir = substream->stream;
static const struct snd_pcm_ops lpass_platform_pcm_ops = {
.open = lpass_platform_pcmops_open,
+ .close = lpass_platform_pcmops_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = lpass_platform_pcmops_hw_params,
.hw_free = lpass_platform_pcmops_hw_free,
{
struct snd_pcm *pcm = soc_runtime->pcm;
struct snd_pcm_substream *psubstream, *csubstream;
- struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
- struct lpass_data *drvdata =
- snd_soc_platform_get_drvdata(soc_runtime->platform);
- struct lpass_variant *v = drvdata->variant;
int ret = -EINVAL;
- struct lpass_pcm_data *data;
size_t size = lpass_platform_pcm_hardware.buffer_bytes_max;
- data = devm_kzalloc(soc_runtime->dev, sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
-
- data->i2s_port = cpu_dai->driver->id;
- drvdata->private_data = data;
-
psubstream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
if (psubstream) {
- if (v->alloc_dma_channel)
- data->rdma_ch = v->alloc_dma_channel(drvdata,
- SNDRV_PCM_STREAM_PLAYBACK);
-
- if (data->rdma_ch < 0)
- return data->rdma_ch;
-
- drvdata->substream[data->rdma_ch] = psubstream;
-
ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
soc_runtime->platform->dev,
size, &psubstream->dma_buffer);
- if (ret)
- goto playback_alloc_err;
-
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_RDMACTL_REG(v, data->rdma_ch), 0);
if (ret) {
- dev_err(soc_runtime->dev,
- "%s() error writing to rdmactl reg: %d\n",
- __func__, ret);
- goto capture_alloc_err;
+ dev_err(soc_runtime->dev, "Cannot allocate buffer(s)\n");
+ return ret;
}
}
csubstream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
if (csubstream) {
- if (v->alloc_dma_channel)
- data->wrdma_ch = v->alloc_dma_channel(drvdata,
- SNDRV_PCM_STREAM_CAPTURE);
-
- if (data->wrdma_ch < 0) {
- ret = data->wrdma_ch;
- goto capture_alloc_err;
- }
-
- drvdata->substream[data->wrdma_ch] = csubstream;
-
ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
soc_runtime->platform->dev,
size, &csubstream->dma_buffer);
- if (ret)
- goto capture_alloc_err;
-
- ret = regmap_write(drvdata->lpaif_map,
- LPAIF_WRDMACTL_REG(v, data->wrdma_ch), 0);
if (ret) {
- dev_err(soc_runtime->dev,
- "%s() error writing to wrdmactl reg: %d\n",
- __func__, ret);
- goto capture_reg_err;
+ dev_err(soc_runtime->dev, "Cannot allocate buffer(s)\n");
+ if (psubstream)
+ snd_dma_free_pages(&psubstream->dma_buffer);
+ return ret;
}
+
}
return 0;
-
-capture_reg_err:
- if (csubstream)
- snd_dma_free_pages(&csubstream->dma_buffer);
-
-capture_alloc_err:
- if (psubstream)
- snd_dma_free_pages(&psubstream->dma_buffer);
-
- playback_alloc_err:
- dev_err(soc_runtime->dev, "Cannot allocate buffer(s)\n");
-
- return ret;
}
static void lpass_platform_pcm_free(struct snd_pcm *pcm)
{
- struct snd_soc_pcm_runtime *rt;
- struct lpass_data *drvdata;
- struct lpass_pcm_data *data;
- struct lpass_variant *v;
struct snd_pcm_substream *substream;
- int ch, i;
+ int i;
for (i = 0; i < ARRAY_SIZE(pcm->streams); i++) {
substream = pcm->streams[i].substream;
if (substream) {
- rt = substream->private_data;
- drvdata = snd_soc_platform_get_drvdata(rt->platform);
- data = drvdata->private_data;
-
- ch = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- ? data->rdma_ch
- : data->wrdma_ch;
- v = drvdata->variant;
- drvdata->substream[ch] = NULL;
- if (v->free_dma_channel)
- v->free_dma_channel(drvdata, ch);
-
snd_dma_free_pages(&substream->dma_buffer);
substream->dma_buffer.area = NULL;
substream->dma_buffer.addr = 0;
struct clk *pcnoc_mport_clk;
struct clk *pcnoc_sway_clk;
- void *private_data;
};
/* Vairant data per each SOC */
goto err4;
}
- ret = devm_snd_soc_register_component(&pdev->dev, &s3c_ac97_component,
- s3c_ac97_dai, ARRAY_SIZE(s3c_ac97_dai));
- if (ret)
- goto err5;
-
ret = samsung_asoc_dma_platform_register(&pdev->dev,
ac97_pdata->dma_filter,
NULL, NULL);
goto err5;
}
+ ret = devm_snd_soc_register_component(&pdev->dev, &s3c_ac97_component,
+ s3c_ac97_dai, ARRAY_SIZE(s3c_ac97_dai));
+ if (ret)
+ goto err5;
+
return 0;
err5:
free_irq(irq_res->start, NULL);
dev_err(&pdev->dev, "Unable to get drvdata\n");
return -EFAULT;
}
- ret = devm_snd_soc_register_component(&sec_dai->pdev->dev,
- &samsung_i2s_component,
- &sec_dai->i2s_dai_drv, 1);
+ ret = samsung_asoc_dma_platform_register(&pdev->dev,
+ sec_dai->filter, "tx-sec", NULL);
if (ret != 0)
return ret;
- return samsung_asoc_dma_platform_register(&pdev->dev,
- sec_dai->filter, "tx-sec", NULL);
+ return devm_snd_soc_register_component(&sec_dai->pdev->dev,
+ &samsung_i2s_component,
+ &sec_dai->i2s_dai_drv, 1);
}
pri_dai = i2s_alloc_dai(pdev, false);
if (quirks & QUIRK_PRI_6CHAN)
pri_dai->i2s_dai_drv.playback.channels_max = 6;
+ ret = samsung_asoc_dma_platform_register(&pdev->dev, pri_dai->filter,
+ NULL, NULL);
+ if (ret < 0)
+ goto err_disable_clk;
+
if (quirks & QUIRK_SEC_DAI) {
sec_dai = i2s_alloc_dai(pdev, true);
if (!sec_dai) {
if (ret < 0)
goto err_free_dai;
- ret = samsung_asoc_dma_platform_register(&pdev->dev, pri_dai->filter,
- NULL, NULL);
- if (ret < 0)
- goto err_free_dai;
pm_runtime_enable(&pdev->dev);
pcm->dma_capture = &s3c_pcm_stereo_in[pdev->id];
pcm->dma_playback = &s3c_pcm_stereo_out[pdev->id];
+ ret = samsung_asoc_dma_platform_register(&pdev->dev, filter,
+ NULL, NULL);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to get register DMA: %d\n", ret);
+ goto err5;
+ }
+
pm_runtime_enable(&pdev->dev);
ret = devm_snd_soc_register_component(&pdev->dev, &s3c_pcm_component,
&s3c_pcm_dai[pdev->id], 1);
if (ret != 0) {
dev_err(&pdev->dev, "failed to get register DAI: %d\n", ret);
- goto err5;
- }
-
- ret = samsung_asoc_dma_platform_register(&pdev->dev, filter,
- NULL, NULL);
- if (ret) {
- dev_err(&pdev->dev, "failed to get register DMA: %d\n", ret);
- goto err5;
+ goto err6;
}
return 0;
-
+err6:
+ pm_runtime_disable(&pdev->dev);
err5:
clk_disable_unprepare(pcm->pclk);
err4:
s3c2412_i2s_pcm_stereo_in.addr = res->start + S3C2412_IISRXD;
s3c2412_i2s_pcm_stereo_in.filter_data = pdata->dma_capture;
- ret = s3c_i2sv2_register_component(&pdev->dev, -1,
- &s3c2412_i2s_component,
- &s3c2412_i2s_dai);
+ ret = samsung_asoc_dma_platform_register(&pdev->dev,
+ pdata->dma_filter,
+ NULL, NULL);
if (ret) {
- pr_err("failed to register the dai\n");
+ pr_err("failed to register the DMA: %d\n", ret);
return ret;
}
- ret = samsung_asoc_dma_platform_register(&pdev->dev,
- pdata->dma_filter,
- NULL, NULL);
+ ret = s3c_i2sv2_register_component(&pdev->dev, -1,
+ &s3c2412_i2s_component,
+ &s3c2412_i2s_dai);
if (ret)
- pr_err("failed to register the DMA: %d\n", ret);
+ pr_err("failed to register the dai\n");
return ret;
}
s3c24xx_i2s_pcm_stereo_in.addr = res->start + S3C2410_IISFIFO;
s3c24xx_i2s_pcm_stereo_in.filter_data = pdata->dma_capture;
- ret = devm_snd_soc_register_component(&pdev->dev,
- &s3c24xx_i2s_component, &s3c24xx_i2s_dai, 1);
+ ret = samsung_asoc_dma_platform_register(&pdev->dev,
+ pdata->dma_filter,
+ NULL, NULL);
if (ret) {
- pr_err("failed to register the dai\n");
+ pr_err("failed to register the dma: %d\n", ret);
return ret;
}
- ret = samsung_asoc_dma_platform_register(&pdev->dev,
- pdata->dma_filter,
- NULL, NULL);
+ ret = devm_snd_soc_register_component(&pdev->dev,
+ &s3c24xx_i2s_component, &s3c24xx_i2s_dai, 1);
if (ret)
- pr_err("failed to register the dma: %d\n", ret);
+ pr_err("failed to register the dai\n");
return ret;
}
goto err3;
}
- dev_set_drvdata(&pdev->dev, spdif);
-
- ret = devm_snd_soc_register_component(&pdev->dev,
- &samsung_spdif_component, &samsung_spdif_dai, 1);
- if (ret != 0) {
- dev_err(&pdev->dev, "fail to register dai\n");
- goto err4;
- }
-
spdif_stereo_out.addr_width = 2;
spdif_stereo_out.addr = mem_res->start + DATA_OUTBUF;
filter = NULL;
spdif_stereo_out.filter_data = spdif_pdata->dma_playback;
filter = spdif_pdata->dma_filter;
}
-
spdif->dma_playback = &spdif_stereo_out;
ret = samsung_asoc_dma_platform_register(&pdev->dev, filter,
goto err4;
}
+ dev_set_drvdata(&pdev->dev, spdif);
+
+ ret = devm_snd_soc_register_component(&pdev->dev,
+ &samsung_spdif_component, &samsung_spdif_dai, 1);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "fail to register dai\n");
+ goto err4;
+ }
+
return 0;
err4:
iounmap(spdif->regs);
iec958->status[3] = ucontrol->value.iec958.status[3];
mutex_unlock(&player->ctrl_lock);
- uni_player_set_channel_status(player, NULL);
+ if (player->substream && player->substream->runtime)
+ uni_player_set_channel_status(player,
+ player->substream->runtime);
+ else
+ uni_player_set_channel_status(player, NULL);
return 0;
}
card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
if (!card)
- return NULL;
+ return ERR_PTR(-ENOMEM);
card->dai_link = sun4i_codec_create_link(dev, &card->num_links);
if (!card->dai_link)
- return NULL;
+ return ERR_PTR(-ENOMEM);
card->dev = dev;
card->name = "sun4i-codec";
return PTR_ERR(scodec->clk_module);
}
- /* Enable the bus clock */
- if (clk_prepare_enable(scodec->clk_apb)) {
- dev_err(&pdev->dev, "Failed to enable the APB clock\n");
- return -EINVAL;
- }
-
scodec->gpio_pa = devm_gpiod_get_optional(&pdev->dev, "allwinner,pa",
GPIOD_OUT_LOW);
if (IS_ERR(scodec->gpio_pa)) {
return ret;
}
+ /* Enable the bus clock */
+ if (clk_prepare_enable(scodec->clk_apb)) {
+ dev_err(&pdev->dev, "Failed to enable the APB clock\n");
+ return -EINVAL;
+ }
+
/* DMA configuration for TX FIFO */
scodec->playback_dma_data.addr = res->start + SUN4I_CODEC_DAC_TXDATA;
scodec->playback_dma_data.maxburst = 4;
}
card = sun4i_codec_create_card(&pdev->dev);
- if (!card) {
+ if (IS_ERR(card)) {
+ ret = PTR_ERR(card);
dev_err(&pdev->dev, "Failed to create our card\n");
goto err_unregister_codec;
}
}
if (first) {
- ui_browser__printf(&browser->b, "%c", folded_sign);
- width--;
+ ui_browser__printf(&browser->b, "%c ", folded_sign);
+ width -= 2;
first = false;
} else {
ui_browser__printf(&browser->b, " ");
width -= hpp.buf - s;
}
- ui_browser__write_nstring(&browser->b, "", hierarchy_indent);
- width -= hierarchy_indent;
+ if (!first) {
+ ui_browser__write_nstring(&browser->b, "", hierarchy_indent);
+ width -= hierarchy_indent;
+ }
if (column >= browser->b.horiz_scroll) {
char s[2048];
}
perf_hpp_list__for_each_format(entry->hpp_list, fmt) {
- ui_browser__write_nstring(&browser->b, "", 2);
+ if (first) {
+ ui_browser__printf(&browser->b, "%c ", folded_sign);
+ first = false;
+ } else {
+ ui_browser__write_nstring(&browser->b, "", 2);
+ }
+
width -= 2;
/*
int indent = hists->nr_hpp_node - 2;
bool first_node, first_col;
- ret = scnprintf(buf, size, " ");
+ ret = scnprintf(buf, size, " ");
if (advance_hpp_check(&dummy_hpp, ret))
return ret;
+ first_node = true;
/* the first hpp_list_node is for overhead columns */
fmt_node = list_first_entry(&hists->hpp_formats,
struct perf_hpp_list_node, list);
ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, " ");
if (advance_hpp_check(&dummy_hpp, ret))
break;
+
+ first_node = false;
}
- ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, "%*s",
- indent * HIERARCHY_INDENT, "");
- if (advance_hpp_check(&dummy_hpp, ret))
- return ret;
+ if (!first_node) {
+ ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, "%*s",
+ indent * HIERARCHY_INDENT, "");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ return ret;
+ }
first_node = true;
list_for_each_entry_continue(fmt_node, &hists->hpp_formats, list) {
browser->b.use_navkeypressed = true;
browser->show_headers = symbol_conf.show_hist_headers;
- hists__for_each_format(hists, fmt)
+ if (symbol_conf.report_hierarchy) {
+ struct perf_hpp_list_node *fmt_node;
+
+ /* count overhead columns (in the first node) */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt)
+ ++browser->b.columns;
+
+ /* add a single column for whole hierarchy sort keys*/
++browser->b.columns;
+ } else {
+ hists__for_each_format(hists, fmt)
+ ++browser->b.columns;
+ }
hists__reset_column_width(hists);
}
if (prog)
ui_progress__update(prog, 1);
+ hists->nr_entries++;
+ if (!he->filtered) {
+ hists->nr_non_filtered_entries++;
+ hists__calc_col_len(hists, he);
+ }
+
if (!he->leaf) {
hists__hierarchy_output_resort(hists, prog,
&he->hroot_in,
&he->hroot_out,
min_callchain_hits,
use_callchain);
- hists->nr_entries++;
- if (!he->filtered) {
- hists->nr_non_filtered_entries++;
- hists__calc_col_len(hists, he);
- }
-
continue;
}
struct cpufreq_affected_cpus *cpus;
if (!bitmask_isbitset(cpus_chosen, cpu) ||
- cpupower_is_cpu_online(cpu))
+ cpupower_is_cpu_online(cpu) != 1)
continue;
cpus = cpufreq_get_related_cpus(cpu);
cpu <= bitmask_last(cpus_chosen); cpu++) {
if (!bitmask_isbitset(cpus_chosen, cpu) ||
- cpupower_is_cpu_online(cpu))
- continue;
-
- if (cpupower_is_cpu_online(cpu) != 1)
+ cpupower_is_cpu_online(cpu) != 1)
continue;
printf(_("Setting cpu: %d\n"), cpu);
return container_of(dev, struct vgic_io_device, dev);
}
-static bool check_region(const struct vgic_register_region *region,
+static bool check_region(const struct kvm *kvm,
+ const struct vgic_register_region *region,
gpa_t addr, int len)
{
- if ((region->access_flags & VGIC_ACCESS_8bit) && len == 1)
- return true;
- if ((region->access_flags & VGIC_ACCESS_32bit) &&
- len == sizeof(u32) && !(addr & 3))
- return true;
- if ((region->access_flags & VGIC_ACCESS_64bit) &&
- len == sizeof(u64) && !(addr & 7))
- return true;
+ int flags, nr_irqs = kvm->arch.vgic.nr_spis + VGIC_NR_PRIVATE_IRQS;
+
+ switch (len) {
+ case sizeof(u8):
+ flags = VGIC_ACCESS_8bit;
+ break;
+ case sizeof(u32):
+ flags = VGIC_ACCESS_32bit;
+ break;
+ case sizeof(u64):
+ flags = VGIC_ACCESS_64bit;
+ break;
+ default:
+ return false;
+ }
+
+ if ((region->access_flags & flags) && IS_ALIGNED(addr, len)) {
+ if (!region->bits_per_irq)
+ return true;
+
+ /* Do we access a non-allocated IRQ? */
+ return VGIC_ADDR_TO_INTID(addr, region->bits_per_irq) < nr_irqs;
+ }
return false;
}
region = vgic_find_mmio_region(iodev->regions, iodev->nr_regions,
addr - iodev->base_addr);
- if (!region || !check_region(region, addr, len)) {
+ if (!region || !check_region(vcpu->kvm, region, addr, len)) {
memset(val, 0, len);
return 0;
}
region = vgic_find_mmio_region(iodev->regions, iodev->nr_regions,
addr - iodev->base_addr);
- if (!region)
- return 0;
-
- if (!check_region(region, addr, len))
+ if (!region || !check_region(vcpu->kvm, region, addr, len))
return 0;
switch (iodev->iodev_type) {
#define VGIC_ADDR_IRQ_MASK(bits) (((bits) * 1024 / 8) - 1)
/*
- * (addr & mask) gives us the byte offset for the INT ID, so we want to
- * divide this with 'bytes per irq' to get the INT ID, which is given
- * by '(bits) / 8'. But we do this with fixed-point-arithmetic and
- * take advantage of the fact that division by a fraction equals
- * multiplication with the inverted fraction, and scale up both the
- * numerator and denominator with 8 to support at most 64 bits per IRQ:
+ * (addr & mask) gives us the _byte_ offset for the INT ID.
+ * We multiply this by 8 the get the _bit_ offset, then divide this by
+ * the number of bits to learn the actual INT ID.
+ * But instead of a division (which requires a "long long div" implementation),
+ * we shift by the binary logarithm of <bits>.
+ * This assumes that <bits> is a power of two.
*/
#define VGIC_ADDR_TO_INTID(addr, bits) (((addr) & VGIC_ADDR_IRQ_MASK(bits)) * \
- 64 / (bits) / 8)
+ 8 >> ilog2(bits))
/*
* Some VGIC registers store per-IRQ information, with a different number
* no more work for us to do.
*/
spin_unlock(&irq->irq_lock);
+
+ /*
+ * We have to kick the VCPU here, because we could be
+ * queueing an edge-triggered interrupt for which we
+ * get no EOI maintenance interrupt. In that case,
+ * while the IRQ is already on the VCPU's AP list, the
+ * VCPU could have EOI'ed the original interrupt and
+ * won't see this one until it exits for some other
+ * reason.
+ */
+ if (vcpu)
+ kvm_vcpu_kick(vcpu);
return false;
}
projects / linux.git / commitdiff