From: Daniel Stone <daniels@collabora.com>
Date: Fri, 30 Mar 2018 15:11:17 +0100
Subject: drm/virtio: Place GEM BOs in drm_framebuffer
Git-commit: 3823da3aeb47c1b5f07974cf7c87443da2a93ad0
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Since drm_framebuffer can now store GEM objects directly, place them
there rather than in our own subclass. As this makes the framebuffer
create_handle and destroy functions the same as the GEM framebuffer
helper, we can reuse those.
Signed-off-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtualization@lists.linux-foundation.org
Link: https://patchwork.freedesktop.org/patch/msgid/20180330141138.28987-3-daniels@collabora.com
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/virtio/virtgpu_display.c | 30 +++++-------------------------
drivers/gpu/drm/virtio/virtgpu_drv.h | 1 -
drivers/gpu/drm/virtio/virtgpu_fb.c | 8 ++++----
drivers/gpu/drm/virtio/virtgpu_plane.c | 4 ++--
4 files changed, 11 insertions(+), 32 deletions(-)
--- a/drivers/gpu/drm/virtio/virtgpu_display.c
+++ b/drivers/gpu/drm/virtio/virtgpu_display.c
@@ -28,6 +28,7 @@
#include "virtgpu_drv.h"
#include <drm/drm_crtc_helper.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
#define XRES_MIN 32
#define YRES_MIN 32
@@ -48,16 +49,6 @@ static const struct drm_crtc_funcs virti
.atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
};
-static void virtio_gpu_user_framebuffer_destroy(struct drm_framebuffer *fb)
-{
- struct virtio_gpu_framebuffer *virtio_gpu_fb
- = to_virtio_gpu_framebuffer(fb);
-
- drm_gem_object_put_unlocked(virtio_gpu_fb->obj);
- drm_framebuffer_cleanup(fb);
- kfree(virtio_gpu_fb);
-}
-
static int
virtio_gpu_framebuffer_surface_dirty(struct drm_framebuffer *fb,
struct drm_file *file_priv,
@@ -71,20 +62,9 @@ virtio_gpu_framebuffer_surface_dirty(str
return virtio_gpu_surface_dirty(virtio_gpu_fb, clips, num_clips);
}
-static int
-virtio_gpu_framebuffer_create_handle(struct drm_framebuffer *fb,
- struct drm_file *file_priv,
- unsigned int *handle)
-{
- struct virtio_gpu_framebuffer *virtio_gpu_fb =
- to_virtio_gpu_framebuffer(fb);
-
- return drm_gem_handle_create(file_priv, virtio_gpu_fb->obj, handle);
-}
-
static const struct drm_framebuffer_funcs virtio_gpu_fb_funcs = {
- .create_handle = virtio_gpu_framebuffer_create_handle,
- .destroy = virtio_gpu_user_framebuffer_destroy,
+ .create_handle = drm_gem_fb_create_handle,
+ .destroy = drm_gem_fb_destroy,
.dirty = virtio_gpu_framebuffer_surface_dirty,
};
@@ -97,7 +77,7 @@ virtio_gpu_framebuffer_init(struct drm_d
int ret;
struct virtio_gpu_object *bo;
- vgfb->obj = obj;
+ vgfb->base.obj[0] = obj;
bo = gem_to_virtio_gpu_obj(obj);
@@ -105,7 +85,7 @@ virtio_gpu_framebuffer_init(struct drm_d
ret = drm_framebuffer_init(dev, &vgfb->base, &virtio_gpu_fb_funcs);
if (ret) {
- vgfb->obj = NULL;
+ vgfb->base.obj[0] = NULL;
return ret;
}
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -124,7 +124,6 @@ struct virtio_gpu_output {
struct virtio_gpu_framebuffer {
struct drm_framebuffer base;
- struct drm_gem_object *obj;
int x1, y1, x2, y2; /* dirty rect */
spinlock_t dirty_lock;
uint32_t hw_res_handle;
--- a/drivers/gpu/drm/virtio/virtgpu_fb.c
+++ b/drivers/gpu/drm/virtio/virtgpu_fb.c
@@ -46,7 +46,7 @@ static int virtio_gpu_dirty_update(struc
int bpp = fb->base.format->cpp[0];
int x2, y2;
unsigned long flags;
- struct virtio_gpu_object *obj = gem_to_virtio_gpu_obj(fb->obj);
+ struct virtio_gpu_object *obj = gem_to_virtio_gpu_obj(fb->base.obj[0]);
if ((width <= 0) ||
(x + width > fb->base.width) ||
@@ -121,7 +121,7 @@ int virtio_gpu_surface_dirty(struct virt
unsigned int num_clips)
{
struct virtio_gpu_device *vgdev = vgfb->base.dev->dev_private;
- struct virtio_gpu_object *obj = gem_to_virtio_gpu_obj(vgfb->obj);
+ struct virtio_gpu_object *obj = gem_to_virtio_gpu_obj(vgfb->base.obj[0]);
struct drm_clip_rect norect;
struct drm_clip_rect *clips_ptr;
int left, right, top, bottom;
@@ -305,8 +305,8 @@ static int virtio_gpu_fbdev_destroy(stru
drm_fb_helper_unregister_fbi(&vgfbdev->helper);
- if (vgfb->obj)
- vgfb->obj = NULL;
+ if (vgfb->base.obj[0])
+ vgfb->base.obj[0] = NULL;
drm_fb_helper_fini(&vgfbdev->helper);
drm_framebuffer_cleanup(&vgfb->base);
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -154,7 +154,7 @@ static void virtio_gpu_primary_plane_upd
if (plane->state->fb) {
vgfb = to_virtio_gpu_framebuffer(plane->state->fb);
- bo = gem_to_virtio_gpu_obj(vgfb->obj);
+ bo = gem_to_virtio_gpu_obj(vgfb->base.obj[0]);
handle = bo->hw_res_handle;
if (bo->dumb) {
virtio_gpu_cmd_transfer_to_host_2d
@@ -208,7 +208,7 @@ static void virtio_gpu_cursor_plane_upda
if (plane->state->fb) {
vgfb = to_virtio_gpu_framebuffer(plane->state->fb);
- bo = gem_to_virtio_gpu_obj(vgfb->obj);
+ bo = gem_to_virtio_gpu_obj(vgfb->base.obj[0]);
handle = bo->hw_res_handle;
} else {
handle = 0;