Some minor drive-by cleanups.
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 158438bb0389..73b1ed8cff6b 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -3747,11 +3747,11 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp)
if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV,
intel_dp->edp_dpcd, sizeof(intel_dp->edp_dpcd)) ==
sizeof(intel_dp->edp_dpcd))
- DRM_DEBUG_KMS("EDP DPCD : %*ph\n", (int) sizeof(intel_dp->edp_dpcd),
+ DRM_DEBUG_KMS("eDP DPCD: %*ph\n", (int) sizeof(intel_dp->edp_dpcd),
intel_dp->edp_dpcd);
- /* Intermediate frequency support */
- if (intel_dp->edp_dpcd[0] >= 0x03) { /* eDp v1.4 or higher */
+ /* Read the eDP 1.4+ supported link rates. */
+ if (intel_dp->edp_dpcd[0] >= DP_EDP_14) {
__le16 sink_rates[DP_MAX_SUPPORTED_RATES];
int i;
@@ -3775,6 +3775,10 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp)
intel_dp->num_sink_rates = i;
}
+ /*
+ * Use DP_LINK_RATE_SET if DP_SUPPORTED_LINK_RATES are available,
+ * default to DP_MAX_LINK_RATE and DP_LINK_BW_SET otherwise.
+ */
if (intel_dp->num_sink_rates)
intel_dp->use_rate_select = true;
else
--
2.11.0
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