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drm/dsc: fix DP_DSC_MAX_BPP_DELTA_* macro values
author
Jani Nikula
<jani.nikula@intel.com>
Thu, 6 Apr 2023 13:46:15 +0000
(16:46 +0300)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Wed, 17 May 2023 09:53:59 +0000
(11:53 +0200)
commit
0d68683838f2850dd8ff31f1121e05bfb7a2def0
upstream.
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
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
include/drm/display/drm_dp.h
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diff --git
a/include/drm/display/drm_dp.h
b/include/drm/display/drm_dp.h
index
50428ba
..
05f2cc0
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)