@@ -297,11 +297,7 @@ malidp_fb_create(struct drm_device *dev, struct drm_file *file,
return ERR_PTR(-ENOMEM);
}
- if (mode_cmd->modifier[0]) {
- int n_superblocks = 0;
- struct drm_gem_object *objs = NULL;
- u32 afbc_superblock_size = 0, afbc_superblock_height = 0;
- u32 afbc_superblock_width = 0, afbc_size = 0;
+ if (drm_is_afbc(mode_cmd->modifier[0])) {
int bpp = 0;
if (malidp_format_mod_supported(dev, mode_cmd->pixel_format,
@@ -325,31 +321,8 @@ malidp_fb_create(struct drm_device *dev, struct drm_file *file,
goto free_fb;
}
- switch (mode_cmd->modifier[0] & AFBC_SIZE_MASK) {
- case AFBC_SIZE_16X16:
- afbc_superblock_height = 16;
- afbc_superblock_width = 16;
- break;
- default:
- DRM_DEBUG_KMS("AFBC superblock size not supported\n");
- goto free_fb;
- }
-
-
- n_superblocks = (mode_cmd->width / afbc_superblock_width) *
- (mode_cmd->height / afbc_superblock_height);
-
bpp = malidp_format_get_bpp(info->format);
- afbc_superblock_size =
- (bpp * afbc_superblock_width * afbc_superblock_height)
- / BITS_PER_BYTE;
-
- afbc_size = ALIGN(n_superblocks * AFBC_HEADER_SIZE,
- AFBC_SUPERBLK_ALIGNMENT);
- afbc_size += n_superblocks
- * ALIGN(afbc_superblock_size, AFBC_SUPERBLK_ALIGNMENT);
-
if ((mode_cmd->width * bpp) !=
(mode_cmd->pitches[0] * BITS_PER_BYTE)) {
DRM_DEBUG_KMS("Invalid value of (pitch * BITS_PER_BYTE) (=%u) should be same as width (=%u) * bpp (=%u)\n",
@@ -358,20 +331,11 @@ malidp_fb_create(struct drm_device *dev, struct drm_file *file,
goto free_fb;
}
- objs = drm_gem_object_lookup(file, mode_cmd->handles[0]);
- if (!objs) {
- DRM_DEBUG_KMS("Failed to lookup GEM object\n");
- goto free_fb;
- }
+ /* eliminate when cpp is properly encoded in drm_format_info */
+ afbc_fb->bpp = bpp;
- if (objs->size < afbc_size) {
- DRM_DEBUG_KMS("buffer size %zu/%u too small for AFBC\n",
- objs->size, afbc_size);
- drm_gem_object_put_unlocked(objs);
+ if (drm_gem_fb_afbc_init(dev, mode_cmd, afbc_fb))
goto free_fb;
- }
-
- drm_gem_object_put_unlocked(objs);
}
return &afbc_fb->base;
Use available afbc helpers. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com> --- drivers/gpu/drm/arm/malidp_drv.c | 44 +++----------------------------- 1 file changed, 4 insertions(+), 40 deletions(-)