[PATCH v4 3/3] drm/i915/dp: Fix passing the correct DPCD_REV for drm_dp_set_phy_test_pattern
Khaled Almahallawy
khaled.almahallawy at intel.com
Wed Dec 13 21:15:42 UTC 2023
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 at intel.com>
Cc: Imre Deak <imre.deak at intel.com>
Cc: Lee Shawn C <shawn.c.lee at intel.com>
Signed-off-by: Khaled Almahallawy <khaled.almahallawy at intel.com>
---
drivers/gpu/drm/i915/display/intel_dp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 2c51737e3f4d..cd667802f7af 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -4780,7 +4780,7 @@ 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)
--
2.34.1
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