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authorIngo Molnar <mingo@kernel.org>2019-11-25 15:43:15 +0100
committerIngo Molnar <mingo@kernel.org>2019-11-25 15:43:15 +0100
commit83bae01182ea755280adc1c3a24032d63a614ede (patch)
treef05249057a392e750c0622bbdd3620e19aafd031 /drivers/gpu/drm/i915/display/intel_dp.c
parentcf25e24db61cc9df42c47485a2ec2bff4e9a3692 (diff)
parent7b8474466ed97be458c825f34a85f2c2b84c3f95 (diff)
Merge branch 'timers/urgent' into timers/core, to pick up fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 57e9f0ba331b..9b15ac4f2fb6 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1256,6 +1256,9 @@ static u32 skl_get_aux_send_ctl(struct intel_dp *intel_dp,
u32 unused)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
+ struct drm_i915_private *i915 =
+ to_i915(intel_dig_port->base.base.dev);
+ enum phy phy = intel_port_to_phy(i915, intel_dig_port->base.port);
u32 ret;
ret = DP_AUX_CH_CTL_SEND_BUSY |
@@ -1268,7 +1271,8 @@ static u32 skl_get_aux_send_ctl(struct intel_dp *intel_dp,
DP_AUX_CH_CTL_FW_SYNC_PULSE_SKL(32) |
DP_AUX_CH_CTL_SYNC_PULSE_SKL(32);
- if (intel_dig_port->tc_mode == TC_PORT_TBT_ALT)
+ if (intel_phy_is_tc(i915, phy) &&
+ intel_dig_port->tc_mode == TC_PORT_TBT_ALT)
ret |= DP_AUX_CH_CTL_TBT_IO;
return ret;
@@ -5436,6 +5440,12 @@ out:
if (status != connector_status_connected && !intel_dp->is_mst)
intel_dp_unset_edid(intel_dp);
+ /*
+ * Make sure the refs for power wells enabled during detect are
+ * dropped to avoid a new detect cycle triggered by HPD polling.
+ */
+ intel_display_power_flush_work(dev_priv);
+
return status;
}