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[v2] drm/dp: Add DP DSC DPCD receiver capability size define and missing SHIFT

Message ID 1510107626-10604-1-git-send-email-manasi.d.navare@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Navare, Manasi Nov. 8, 2017, 2:20 a.m. UTC 
This patch defines the DP DSC receiver capability size that gives
total number of DP DSC DPCD registers.
This also adds a missing SHIFT define missed in the
commit id (ab6a46ea6842ce "Add DPCD definitions for DP 1.4 DSC feature")

v2:
* Missed th SHIFT define that I mentioned in the message

Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
---
 include/drm/drm_dp_helper.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 9049ef1..036d0ec 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -223,6 +223,7 @@ 
 #define DP_DSC_MAX_BITS_PER_PIXEL_LOW       0x067   /* eDP 1.4 */
 
 #define DP_DSC_MAX_BITS_PER_PIXEL_HI        0x068   /* eDP 1.4 */
+# define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8
 
 #define DP_DSC_DEC_COLOR_FORMAT_CAP         0x069
 # define DP_DSC_RGB                         (1 << 0)
@@ -874,6 +875,7 @@  u8 drm_dp_get_adjust_request_pre_emphasis(const u8 link_status[DP_LINK_STATUS_SI
 
 #define DP_BRANCH_OUI_HEADER_SIZE	0xc
 #define DP_RECEIVER_CAP_SIZE		0xf
+#define DP_DSC_RECEIVER_CAP_SIZE        0xf
 #define EDP_PSR_RECEIVER_CAP_SIZE	2
 #define EDP_DISPLAY_CTL_CAP_SIZE	3