Merge tag 'riscv/for-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv...

[linux.git] / include / linux / qcom_scm.h

diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h
index ffd72b3b14eed4564514d5d83c6d0d47f58d2dc4..d05ddac9a57e81cbadbf6cb5ed2a11a2f7e577f1 100644 (file)
--- a/include/linux/qcom_scm.h
+++ b/include/linux/qcom_scm.h
@@ -24,6 +24,26 @@ struct qcom_scm_vmperm {
        int perm;
 };
 
+enum qcom_scm_ocmem_client {
+       QCOM_SCM_OCMEM_UNUSED_ID = 0x0,
+       QCOM_SCM_OCMEM_GRAPHICS_ID,
+       QCOM_SCM_OCMEM_VIDEO_ID,
+       QCOM_SCM_OCMEM_LP_AUDIO_ID,
+       QCOM_SCM_OCMEM_SENSORS_ID,
+       QCOM_SCM_OCMEM_OTHER_OS_ID,
+       QCOM_SCM_OCMEM_DEBUG_ID,
+};
+
+enum qcom_scm_sec_dev_id {
+       QCOM_SCM_MDSS_DEV_ID    = 1,
+       QCOM_SCM_OCMEM_DEV_ID   = 5,
+       QCOM_SCM_PCIE0_DEV_ID   = 11,
+       QCOM_SCM_PCIE1_DEV_ID   = 12,
+       QCOM_SCM_GFX_DEV_ID     = 18,
+       QCOM_SCM_UFS_DEV_ID     = 19,
+       QCOM_SCM_ICE_DEV_ID     = 20,
+};
+
 #define QCOM_SCM_VMID_HLOS       0x3
 #define QCOM_SCM_VMID_MSS_MSA    0xF
 #define QCOM_SCM_VMID_WLAN       0x18
@@ -41,6 +61,11 @@ extern bool qcom_scm_is_available(void);
 extern bool qcom_scm_hdcp_available(void);
 extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
                             u32 *resp);
+extern bool qcom_scm_ocmem_lock_available(void);
+extern int qcom_scm_ocmem_lock(enum qcom_scm_ocmem_client id, u32 offset,
+                              u32 size, u32 mode);
+extern int qcom_scm_ocmem_unlock(enum qcom_scm_ocmem_client id, u32 offset,
+                                u32 size);
 extern bool qcom_scm_pas_supported(u32 peripheral);
 extern int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
                                   size_t size);
@@ -55,6 +80,7 @@ extern int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
 extern void qcom_scm_cpu_power_down(u32 flags);
 extern u32 qcom_scm_get_version(void);
 extern int qcom_scm_set_remote_state(u32 state, u32 id);
+extern bool qcom_scm_restore_sec_cfg_available(void);
 extern int qcom_scm_restore_sec_cfg(u32 device_id, u32 spare);
 extern int qcom_scm_iommu_secure_ptbl_size(u32 spare, size_t *size);
 extern int qcom_scm_iommu_secure_ptbl_init(u64 addr, u32 size, u32 spare);