Currently there is some duplication of pixel format and modifier
validation code between the fb creation and plane check paths. We can
unify them by checking if any plane supports a pixel format and modifier
combination during framebuffer creation.
Suggested-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_display.c | 116 ++++++-----------------------------
1 file changed, 19 insertions(+), 97 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index fe045abb6472..1b5d936a93d0 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -14362,6 +14362,19 @@ u32 intel_fb_pitch_limit(struct drm_i915_private *dev_priv,
DRM_MODE_ROTATE_0);
}
+static bool any_plane_supports_format(struct drm_i915_private *dev_priv,
+ uint64_t fb_modifier,
+ uint32_t pixel_format)
+{
+ struct drm_plane *plane;
+
+ drm_for_each_plane(plane, &dev_priv->drm)
+ if (!drm_plane_check_pixel_format(plane, pixel_format,
+ fb_modifier))
+ return true;
+ return false;
+}
+
static int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
struct drm_i915_gem_object *obj,
struct drm_mode_fb_cmd2 *mode_cmd)
@@ -14399,40 +14412,12 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
}
}
- /* Passed in modifier sanity checking. */
- switch (mode_cmd->modifier[0]) {
- case I915_FORMAT_MOD_Y_TILED_CCS:
- case I915_FORMAT_MOD_Yf_TILED_CCS:
- switch (mode_cmd->pixel_format) {
- case DRM_FORMAT_XBGR8888:
- case DRM_FORMAT_ABGR8888:
- case DRM_FORMAT_XRGB8888:
- case DRM_FORMAT_ARGB8888:
- break;
- default:
- DRM_DEBUG_KMS("RC supported only with RGB8888 formats\n");
- goto err;
- }
- /* fall through */
- case I915_FORMAT_MOD_Yf_TILED:
- if (mode_cmd->pixel_format == DRM_FORMAT_C8) {
- DRM_DEBUG_KMS("Indexed format does not support Yf tiling\n");
- goto err;
- }
- /* fall through */
- case I915_FORMAT_MOD_Y_TILED:
- if (INTEL_GEN(dev_priv) < 9) {
- DRM_DEBUG_KMS("Unsupported tiling 0x%llx!\n",
- mode_cmd->modifier[0]);
- goto err;
- }
- break;
- case DRM_FORMAT_MOD_LINEAR:
- case I915_FORMAT_MOD_X_TILED:
- break;
- default:
- DRM_DEBUG_KMS("Unsupported fb modifier 0x%llx!\n",
- mode_cmd->modifier[0]);
+ if (!any_plane_supports_format(dev_priv, mode_cmd->modifier[0],
+ mode_cmd->pixel_format)) {
+ DRM_DEBUG_KMS("Unsupported pixel format %s or modifier 0x%llx\n",
+ drm_get_format_name(mode_cmd->pixel_format,
+ &format_name),
+ mode_cmd->modifier[0]);
goto err;
}
@@ -14466,69 +14451,6 @@ static int intel_framebuffer_init(struct intel_framebuffer *intel_fb,
goto err;
}
- /* Reject formats not supported by any plane early. */
- switch (mode_cmd->pixel_format) {
- case DRM_FORMAT_C8:
- case DRM_FORMAT_RGB565:
- case DRM_FORMAT_XRGB8888:
- case DRM_FORMAT_ARGB8888:
- break;
- case DRM_FORMAT_XRGB1555:
- if (INTEL_GEN(dev_priv) > 3) {
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format, &format_name));
- goto err;
- }
- break;
- case DRM_FORMAT_ABGR8888:
- if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) &&
- INTEL_GEN(dev_priv) < 9) {
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format, &format_name));
- goto err;
- }
- break;
- case DRM_FORMAT_XBGR8888:
- case DRM_FORMAT_XRGB2101010:
- case DRM_FORMAT_XBGR2101010:
- if (INTEL_GEN(dev_priv) < 4) {
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format, &format_name));
- goto err;
- }
- break;
- case DRM_FORMAT_ABGR2101010:
- if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv)) {
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format, &format_name));
- goto err;
- }
- break;
- case DRM_FORMAT_YUYV:
- case DRM_FORMAT_UYVY:
- case DRM_FORMAT_YVYU:
- case DRM_FORMAT_VYUY:
- if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv)) {
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format, &format_name));
- goto err;
- }
- break;
- case DRM_FORMAT_NV12:
- if (INTEL_GEN(dev_priv) < 9 || IS_SKYLAKE(dev_priv) ||
- IS_BROXTON(dev_priv)) {
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format,
- &format_name));
- goto err;
- }
- break;
- default:
- DRM_DEBUG_KMS("unsupported pixel format: %s\n",
- drm_get_format_name(mode_cmd->pixel_format, &format_name));
- goto err;
- }
-
/* FIXME need to adjust LINOFF/TILEOFF accordingly. */
if (mode_cmd->offsets[0] != 0)
goto err;
--
2.14.1
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