diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 18 |
2 files changed, 28 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 9a2f811450ed..2e622c1675d7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -908,6 +908,19 @@ int amdgpu_display_gem_fb_verify_and_init( &amdgpu_fb_funcs); if (ret) goto err; + /* Verify that the modifier is supported. */ + if (!drm_any_plane_has_format(dev, mode_cmd->pixel_format, + mode_cmd->modifier[0])) { + struct drm_format_name_buf format_name; + drm_dbg_kms(dev, + "unsupported pixel format %s / modifier 0x%llx\n", + drm_get_format_name(mode_cmd->pixel_format, + &format_name), + mode_cmd->modifier[0]); + + ret = -EINVAL; + goto err; + } ret = amdgpu_display_framebuffer_init(dev, rfb, mode_cmd, obj); if (ret) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 281661f69ac5..81565e73c5c1 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4210,6 +4210,7 @@ static bool dm_plane_format_mod_supported(struct drm_plane *plane, { struct amdgpu_device *adev = drm_to_adev(plane->dev); const struct drm_format_info *info = drm_format_info(format); + int i; enum dm_micro_swizzle microtile = modifier_gfx9_swizzle_mode(modifier) & 3; @@ -4217,11 +4218,22 @@ static bool dm_plane_format_mod_supported(struct drm_plane *plane, return false; /* - * We always have to allow this modifier, because core DRM still - * checks LINEAR support if userspace does not provide modifers. + * We always have to allow these modifiers: + * 1. Core DRM checks for LINEAR support if userspace does not provide modifiers. + * 2. Not passing any modifiers is the same as explicitly passing INVALID. */ - if (modifier == DRM_FORMAT_MOD_LINEAR) + if (modifier == DRM_FORMAT_MOD_LINEAR || + modifier == DRM_FORMAT_MOD_INVALID) { return true; + } + + /* Check that the modifier is on the list of the plane's supported modifiers. */ + for (i = 0; i < plane->modifier_count; i++) { + if (modifier == plane->modifiers[i]) + break; + } + if (i == plane->modifier_count) + return false; /* * The arbitrary tiling support for multiplane formats has not been hooked |