diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_fb.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fb.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index 4505d90d657a..48d29cfd5240 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -220,28 +220,22 @@ struct drm_framebuffer *exynos_drm_fb_create(struct drm_device *dev, return exynos_drm_fb_init(file_priv, dev, mode_cmd); } -void exynos_drm_fb_update_buf_off(struct drm_framebuffer *fb, - unsigned int x, unsigned int y, - struct exynos_drm_buffer_info *info) +struct exynos_drm_buf_entry *exynos_drm_fb_get_buf(struct drm_framebuffer *fb) { struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb); struct exynos_drm_buf_entry *entry; - unsigned long offset; DRM_DEBUG_KMS("%s\n", __FILE__); - offset = x * (fb->bits_per_pixel >> 3); - offset += y * fb->pitch; - entry = exynos_fb->entry; + if (!entry) + return NULL; - info->base_addr = entry->paddr; - info->vaddr = entry->vaddr + offset; - info->paddr = entry->paddr + offset; + DRM_DEBUG_KMS("vaddr = 0x%lx, paddr = 0x%lx\n", + (unsigned long)entry->vaddr, + (unsigned long)entry->paddr); - DRM_DEBUG_KMS("updated vaddr = 0x%lx, paddr = 0x%lx, offset = 0x%x\n", - (unsigned long)info->vaddr, (unsigned long)info->paddr, - (unsigned int)offset); + return entry; } static struct drm_mode_config_funcs exynos_drm_mode_config_funcs = { |