diff options
Diffstat (limited to 'drivers/gpu/drm/ast/ast_fb.c')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_fb.c | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/drivers/gpu/drm/ast/ast_fb.c b/drivers/gpu/drm/ast/ast_fb.c index 05f45222b702..8200b25dad16 100644 --- a/drivers/gpu/drm/ast/ast_fb.c +++ b/drivers/gpu/drm/ast/ast_fb.c @@ -48,30 +48,30 @@ static void ast_dirty_update(struct ast_fbdev *afbdev, int x, int y, int width, int height) { int i; - struct drm_gem_object *obj; struct drm_gem_vram_object *gbo; int src_offset, dst_offset; int bpp = afbdev->afb.base.format->cpp[0]; - int ret = -EBUSY; + int ret; u8 *dst; bool unmap = false; bool store_for_later = false; int x2, y2; unsigned long flags; - obj = afbdev->afb.obj; - gbo = drm_gem_vram_of_gem(obj); - - /* Try to lock the BO. If we fail with -EBUSY then - * the BO is being moved and we should store up the - * damage until later. - */ - if (drm_can_sleep()) - ret = drm_gem_vram_lock(gbo, true); - if (ret) { - if (ret != -EBUSY) - return; - + gbo = drm_gem_vram_of_gem(afbdev->afb.obj); + + if (drm_can_sleep()) { + /* We pin the BO so it won't be moved during the + * update. The actual location, video RAM or system + * memory, is not important. + */ + ret = drm_gem_vram_pin(gbo, 0); + if (ret) { + if (ret != -EBUSY) + return; + store_for_later = true; + } + } else { store_for_later = true; } @@ -126,7 +126,7 @@ static void ast_dirty_update(struct ast_fbdev *afbdev, drm_gem_vram_kunmap(gbo); out: - drm_gem_vram_unlock(gbo); + drm_gem_vram_unpin(gbo); } static void ast_fillrect(struct fb_info *info, @@ -166,8 +166,6 @@ static struct fb_ops astfb_ops = { .fb_pan_display = drm_fb_helper_pan_display, .fb_blank = drm_fb_helper_blank, .fb_setcmap = drm_fb_helper_setcmap, - .fb_debug_enter = drm_fb_helper_debug_enter, - .fb_debug_leave = drm_fb_helper_debug_leave, }; static int astfb_create_object(struct ast_fbdev *afbdev, |