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drm/dsc: fix DP_DSC_MAX_BPP_DELTA_* macro values
authorJani Nikula <jani.nikula@intel.com>
Thu, 6 Apr 2023 13:46:15 +0000 (16:46 +0300)
committerJani Nikula <jani.nikula@intel.com>
Mon, 24 Apr 2023 19:40:57 +0000 (22:40 +0300)
The macro values just don't match the specs. Fix them.

Fixes: 1482ec00be4a ("drm: Add missing DP DSC extended capability definitions.")
Cc: Vinod Govindapillai <vinod.govindapillai@intel.com>
Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230406134615.1422509-2-jani.nikula@intel.com
include/drm/display/drm_dp.h patch | blob | history

diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h
index 4545ed6..b8b7f99 100644 (file)
--- a/include/drm/display/drm_dp.h
+++ b/include/drm/display/drm_dp.h
@@ -286,8 +286,8 @@
 
 #define DP_DSC_MAX_BITS_PER_PIXEL_HI        0x068   /* eDP 1.4 */
 # define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK  (0x3 << 0)
-# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK  0x06
-# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY  0x08
+# define DP_DSC_MAX_BPP_DELTA_VERSION_MASK  (0x3 << 5) /* eDP 1.5 & DP 2.0 */
+# define DP_DSC_MAX_BPP_DELTA_AVAILABILITY  (1 << 7)   /* eDP 1.5 & DP 2.0 */
 
 #define DP_DSC_DEC_COLOR_FORMAT_CAP         0x069
 # define DP_DSC_RGB                         (1 << 0)
Domain: System / Kernel;