+/* SPDX-License-Identifier: MIT */
/*
* Copyright (C) 2013-2017 Oracle Corporation
* This file is based on ast_drv.h
* Copyright 2012 Red Hat Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
* Authors: Dave Airlie <airlied@redhat.com>
* Michael Thayer <michael.thayer@oracle.com,
* Hans de Goede <hdegoede@redhat.com>
#include <linux/genalloc.h>
#include <linux/io.h>
+#include <linux/irqreturn.h>
#include <linux/string.h>
#include <linux/version.h>
-#include <drm/drmP.h>
#include <drm/drm_encoder.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_gem.h>
sizeof(struct hgsmi_host_flags))
#define HOST_FLAGS_OFFSET GUEST_HEAP_USABLE_SIZE
-struct vbox_fbdev;
+struct vbox_framebuffer {
+ struct drm_framebuffer base;
+ struct drm_gem_object *obj;
+};
struct vbox_private {
/* Must be first; or we must define our own release callback */
struct drm_device ddev;
+ struct drm_fb_helper fb_helper;
+ struct vbox_framebuffer afb;
u8 __iomem *guest_heap;
u8 __iomem *vbva_buffers;
struct vbva_buf_ctx *vbva_info;
bool any_pitch;
u32 num_crtcs;
- /** Amount of available VRAM, including space used for buffers. */
+ /* Amount of available VRAM, including space used for buffers. */
u32 full_vram_size;
- /** Amount of available VRAM, not including space used for buffers. */
+ /* Amount of available VRAM, not including space used for buffers. */
u32 available_vram_size;
- /** Array of structures for receiving mode hints. */
+ /* Array of structures for receiving mode hints. */
struct vbva_modehint *last_mode_hints;
- struct vbox_fbdev *fbdev;
-
int fb_mtrr;
struct {
} ttm;
struct mutex hw_mutex; /* protects modeset and accel/vbva accesses */
- /**
+ /*
* We decide whether or not user-space supports display hot-plug
* depending on whether they react to a hot-plug event after the initial
* mode query.
struct work_struct hotplug_work;
u32 input_mapping_width;
u32 input_mapping_height;
- /**
+ /*
* Is user-space using an X.Org-style layout of one large frame-buffer
* encompassing all screen ones or is the fbdev console active?
*/
bool single_framebuffer;
- u32 cursor_width;
- u32 cursor_height;
- u32 cursor_hot_x;
- u32 cursor_hot_y;
- size_t cursor_data_size;
u8 cursor_data[CURSOR_DATA_SIZE];
};
#undef CURSOR_PIXEL_COUNT
#undef CURSOR_DATA_SIZE
-void vbox_driver_lastclose(struct drm_device *dev);
-
struct vbox_gem_object;
struct vbox_connector {
struct vbox_crtc {
struct drm_crtc base;
- bool blanked;
bool disconnected;
unsigned int crtc_id;
u32 fb_offset;
bool cursor_enabled;
u32 x_hint;
u32 y_hint;
+ /*
+ * When setting a mode we not only pass the mode to the hypervisor,
+ * but also information on how to map / translate input coordinates
+ * for the emulated USB tablet. This input-mapping may change when
+ * the mode on *another* crtc changes.
+ *
+ * This means that sometimes we must do a modeset on other crtc-s then
+ * the one being changed to update the input-mapping. Including crtc-s
+ * which may be disabled inside the guest (shown as a black window
+ * on the host unless closed by the user).
+ *
+ * With atomic modesetting the mode-info of disabled crtcs gets zeroed
+ * yet we need it when updating the input-map to avoid resizing the
+ * window as a side effect of a mode_set on another crtc. Therefor we
+ * cache the info of the last mode below.
+ */
+ u32 width;
+ u32 height;
+ u32 x;
+ u32 y;
};
struct vbox_encoder {
struct drm_encoder base;
};
-struct vbox_framebuffer {
- struct drm_framebuffer base;
- struct drm_gem_object *obj;
-};
-
-struct vbox_fbdev {
- struct drm_fb_helper helper;
- struct vbox_framebuffer afb;
- int size;
- struct ttm_bo_kmap_obj mapping;
- int x1, y1, x2, y2; /* dirty rect */
- spinlock_t dirty_lock;
-};
-
#define to_vbox_crtc(x) container_of(x, struct vbox_crtc, base)
#define to_vbox_connector(x) container_of(x, struct vbox_connector, base)
#define to_vbox_encoder(x) container_of(x, struct vbox_encoder, base)
int vbox_mode_init(struct vbox_private *vbox);
void vbox_mode_fini(struct vbox_private *vbox);
-#define DRM_MODE_FB_CMD drm_mode_fb_cmd2
-#define CRTC_FB(crtc) ((crtc)->primary->fb)
-
-void vbox_enable_accel(struct vbox_private *vbox);
-void vbox_disable_accel(struct vbox_private *vbox);
void vbox_report_caps(struct vbox_private *vbox);
void vbox_framebuffer_dirty_rectangles(struct drm_framebuffer *fb,
int vbox_framebuffer_init(struct vbox_private *vbox,
struct vbox_framebuffer *vbox_fb,
- const struct DRM_MODE_FB_CMD *mode_cmd,
+ const struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_gem_object *obj);
-int vbox_fbdev_init(struct vbox_private *vbox);
+int vboxfb_create(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes);
void vbox_fbdev_fini(struct vbox_private *vbox);
struct vbox_bo {
#define to_vbox_obj(x) container_of(x, struct vbox_gem_object, base)
+static inline u64 vbox_bo_gpu_offset(struct vbox_bo *bo)
+{
+ return bo->bo.offset;
+}
+
int vbox_dumb_create(struct drm_file *file,
struct drm_device *dev,
struct drm_mode_create_dumb *args);
int vbox_gem_create(struct vbox_private *vbox,
u32 size, bool iskernel, struct drm_gem_object **obj);
-int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag, u64 *gpu_addr);
+int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag);
int vbox_bo_unpin(struct vbox_bo *bo);
static inline int vbox_bo_reserve(struct vbox_bo *bo, bool no_wait)
void vbox_ttm_placement(struct vbox_bo *bo, int domain);
int vbox_bo_push_sysram(struct vbox_bo *bo);
int vbox_mmap(struct file *filp, struct vm_area_struct *vma);
+void *vbox_bo_kmap(struct vbox_bo *bo);
+void vbox_bo_kunmap(struct vbox_bo *bo);
/* vbox_prime.c */
int vbox_gem_prime_pin(struct drm_gem_object *obj);
projects / linux.git / blobdiff