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authorArun R Murthy <arun.r.murthy@intel.com>2026-04-15 07:39:52 +0300
committerSuraj Kandpal <suraj.kandpal@intel.com>2026-04-16 11:18:32 +0300
commit81cb85cac649cc44a8cd80415626f1c36020cbbd (patch)
tree36331366b5f9dde88277ef600851d335c1587ca8
parent9fce8ff956cc3493b327f6928458e2278ef531a9 (diff)
downloadlinux-81cb85cac649cc44a8cd80415626f1c36020cbbd.tar.xz
drm/i915/lt_phy: Update the Tx Swing for DP 1.4
Changes have been introduced in Bspec regarding the Tx Swing level, Tx pre/post coefficients. Update the Tx Swing Level and the Tx pre/post-cursor co-effecients to incorporate these changes v2: Updated the commit message (Suraj) BSpec: 74493 Signed-off-by: Arun R Murthy <arun.r.murthy@intel.com> Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com> Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com> Link: https://patch.msgid.link/20260415043952.3189598-1-arun.r.murthy@intel.com
-rw-r--r--drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
index 395dba8c9e4d..980ab19868b3 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
@@ -1123,8 +1123,8 @@ static const union intel_ddi_buf_trans_entry _xe3plpd_lt_trans_dp14[] = {
{ .lt = { 1, 2, 0, 28, 7 } },
{ .lt = { 0, 3, 0, 35, 13 } },
{ .lt = { 1, 1, 0, 27, 0 } },
- { .lt = { 1, 2, 0, 31, 4 } },
- { .lt = { 0, 3, 0, 39, 9 } },
+ { .lt = { 1, 2, 0, 31, 5 } },
+ { .lt = { 0, 3, 0, 37, 11 } },
{ .lt = { 1, 2, 0, 35, 0 } },
{ .lt = { 0, 3, 0, 41, 7 } },
{ .lt = { 0, 3, 0, 48, 0 } },