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drm/virtio: Use new drm_fb_helper functions

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Use the newly created wrapper drm_fb_helper functions instead of calling
core fbdev functions directly. They also simplify the fb_info creation.

v3:
- Don't touch remove_conflicting_framebuffers

v2:
- add missing header for virtgpu_fb.c

Cc: David Airlie <airlied@linux.ie>
Cc: Gerd Hoffmann <kraxel@redhat.com>

Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Archit Taneja 2015-07-31 16:22:01 +05:30 committed by Daniel Vetter
parent 2dbaf392d2
commit 0843010bbd
1 changed files with 9 additions and 23 deletions
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32
drivers/gpu/drm/virtio/virtgpu_fb.c
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@ -173,7 +173,7 @@ static void virtio_gpu_3d_fillrect(struct fb_info *info,
const struct fb_fillrect *rect)
{
struct virtio_gpu_fbdev *vfbdev = info->par;
sys_fillrect(info, rect);
drm_fb_helper_sys_fillrect(info, rect);
virtio_gpu_dirty_update(&vfbdev->vgfb, true, rect->dx, rect->dy,
rect->width, rect->height);
schedule_delayed_work(&vfbdev->work, VIRTIO_GPU_FBCON_POLL_PERIOD);
@ -183,7 +183,7 @@ static void virtio_gpu_3d_copyarea(struct fb_info *info,
const struct fb_copyarea *area)
{
struct virtio_gpu_fbdev *vfbdev = info->par;
sys_copyarea(info, area);
drm_fb_helper_sys_copyarea(info, area);
virtio_gpu_dirty_update(&vfbdev->vgfb, true, area->dx, area->dy,
area->width, area->height);
schedule_delayed_work(&vfbdev->work, VIRTIO_GPU_FBCON_POLL_PERIOD);
@ -193,7 +193,7 @@ static void virtio_gpu_3d_imageblit(struct fb_info *info,
const struct fb_image *image)
{
struct virtio_gpu_fbdev *vfbdev = info->par;
sys_imageblit(info, image);
drm_fb_helper_sys_imageblit(info, image);
virtio_gpu_dirty_update(&vfbdev->vgfb, true, image->dx, image->dy,
image->width, image->height);
schedule_delayed_work(&vfbdev->work, VIRTIO_GPU_FBCON_POLL_PERIOD);
@ -230,7 +230,6 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
struct drm_framebuffer *fb;
struct drm_mode_fb_cmd2 mode_cmd = {};
struct virtio_gpu_object *obj;
struct device *device = vgdev->dev;
uint32_t resid, format, size;
int ret;
@ -317,18 +316,12 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
if (ret)
goto err_obj_attach;
info = framebuffer_alloc(0, device);
if (!info) {
ret = -ENOMEM;
info = drm_fb_helper_alloc_fbi(helper);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
goto err_fb_alloc;
}
ret = fb_alloc_cmap(&info->cmap, 256, 0);
if (ret) {
ret = -ENOMEM;
goto err_fb_alloc_cmap;
}
info->par = helper;
ret = virtio_gpu_framebuffer_init(dev, &vfbdev->vgfb,
@ -339,7 +332,6 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
fb = &vfbdev->vgfb.base;
vfbdev->helper.fb = fb;
vfbdev->helper.fbdev = info;
strcpy(info->fix.id, "virtiodrmfb");
info->flags = FBINFO_DEFAULT;
@ -357,9 +349,7 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
return 0;
err_fb_init:
fb_dealloc_cmap(&info->cmap);
err_fb_alloc_cmap:
framebuffer_release(info);
drm_fb_helper_release_fbi(helper);
err_fb_alloc:
virtio_gpu_cmd_resource_inval_backing(vgdev, resid);
err_obj_attach:
@ -371,15 +361,11 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
static int virtio_gpu_fbdev_destroy(struct drm_device *dev,
struct virtio_gpu_fbdev *vgfbdev)
{
struct fb_info *info;
struct virtio_gpu_framebuffer *vgfb = &vgfbdev->vgfb;
if (vgfbdev->helper.fbdev) {
info = vgfbdev->helper.fbdev;
drm_fb_helper_unregister_fbi(&vgfbdev->helper);
drm_fb_helper_release_fbi(&vgfbdev->helper);
unregister_framebuffer(info);
framebuffer_release(info);
}
if (vgfb->obj)
vgfb->obj = NULL;
drm_fb_helper_fini(&vgfbdev->helper);