diff options
| author | Khaled Almahallawy <khaled.almahallawy@intel.com> | 2023-12-13 13:15:42 -0800 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2023-12-27 12:49:50 +0200 |
| commit | 2bd7a06a1208aaacb4e7a2a5436c23bce8d70801 (patch) | |
| tree | d2f327f00efb643003173a842b66e4595ea61119 | |
| parent | 861deac3b092f37b2c5e6871732f3e11486f7082 (diff) | |
| download | lwn-2bd7a06a1208aaacb4e7a2a5436c23bce8d70801.tar.gz lwn-2bd7a06a1208aaacb4e7a2a5436c23bce8d70801.zip | |
drm/i915/dp: Fix passing the correct DPCD_REV for drm_dp_set_phy_test_pattern
Using link_status to get DPCD_REV fails when disabling/defaulting
phy pattern. Use intel_dp->dpcd to access DPCD_REV correctly.
Fixes: 8cdf72711928 ("drm/i915/dp: Program vswing, pre-emphasis, test-pattern")
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Lee Shawn C <shawn.c.lee@intel.com>
Signed-off-by: Khaled Almahallawy <khaled.almahallawy@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231213211542.3585105-3-khaled.almahallawy@intel.com
(cherry picked from commit 3ee302ec22d6e1d7d1e6d381b0d507ee80f2135c)
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index b21bcd40f111..62ce92772367 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4496,7 +4496,7 @@ static void intel_dp_process_phy_request(struct intel_dp *intel_dp, intel_dp->train_set, crtc_state->lane_count); drm_dp_set_phy_test_pattern(&intel_dp->aux, data, - link_status[DP_DPCD_REV]); + intel_dp->dpcd[DP_DPCD_REV]); } static u8 intel_dp_autotest_phy_pattern(struct intel_dp *intel_dp) |