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drm: Check that the plane supports the request format+modifier combo

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Currently we only check that the plane supports the pixel format of the
fb we're about to feed to it. Extend it to check also the modifier, and
more specifically that the combination of the format and modifier is
supported.

Cc: dri-devel@lists.freedesktop.org
Cc: Ben Widawsky <ben@bwidawsk.net>
Cc: Jason Ekstrand <jason@jlekstrand.net>
Cc: Daniel Stone <daniels@collabora.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171222192231.17981-8-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä
2017-12-22 21:22:30 +02:00
parent a22f1d801a
commit 23163a7d4b
4 changed files with 40 additions and 17 deletions
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10
drivers/gpu/drm/drm_crtc.c
View File

@@ -629,12 +629,14 @@ retry:
*/
if (!crtc->primary->format_default) {
ret = drm_plane_check_pixel_format(crtc->primary,
fb->format->format);
fb->format->format,
fb->modifier);
if (ret) {
struct drm_format_name_buf format_name;
DRM_DEBUG_KMS("Invalid pixel format %s\n",
drm_get_format_name(fb->format->format,
&format_name));
DRM_DEBUG_KMS("Invalid pixel format %s, modifier 0x%llx\n",
drm_get_format_name(fb->format->format,
&format_name),
fb->modifier);
goto out;
}
}