DDI/TypeC ports need the AUX power domain for main link functionality
even when they operate in HDMI static mode, so enable the power domain
for these ports too.
Cc: Paulo Zanoni <paulo.r.zan...@intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Imre Deak <imre.d...@intel.com>
---
drivers/gpu/drm/i915/intel_ddi.c | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 7731ca704862..bf58816ed59c 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -2103,6 +2103,7 @@ intel_ddi_main_link_aux_domain(struct intel_digital_port
*dig_port)
static u64 intel_ddi_get_power_domains(struct intel_encoder *encoder,
struct intel_crtc_state *crtc_state)
{
+ struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_digital_port *dig_port;
u64 domains;
@@ -2117,8 +2118,12 @@ static u64 intel_ddi_get_power_domains(struct
intel_encoder *encoder,
dig_port = enc_to_dig_port(&encoder->base);
domains = BIT_ULL(dig_port->ddi_io_power_domain);
- /* AUX power is only needed for (e)DP mode, not for HDMI. */
- if (intel_crtc_has_dp_encoder(crtc_state))
+ /*
+ * AUX power is only needed for (e)DP mode, and for HDMI mode on TC
+ * ports.
+ */
+ if (intel_crtc_has_dp_encoder(crtc_state) ||
+ intel_port_is_tc(dev_priv, encoder->port))
domains |= BIT_ULL(intel_ddi_main_link_aux_domain(dig_port));
return domains;
@@ -2894,7 +2899,8 @@ intel_ddi_pre_pll_enable(struct intel_encoder *encoder,
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base);
- if (intel_crtc_has_dp_encoder(crtc_state))
+ if (intel_crtc_has_dp_encoder(crtc_state) ||
+ intel_port_is_tc(dev_priv, encoder->port))
intel_display_power_get(dev_priv,
intel_ddi_main_link_aux_domain(dig_port));
}
@@ -2907,7 +2913,8 @@ intel_ddi_post_pll_disable(struct intel_encoder *encoder,
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_digital_port *dig_port = enc_to_dig_port(&encoder->base);
- if (intel_crtc_has_dp_encoder(crtc_state))
+ if (intel_crtc_has_dp_encoder(crtc_state) ||
+ intel_port_is_tc(dev_priv, encoder->port))
intel_display_power_put(dev_priv,
intel_ddi_main_link_aux_domain(dig_port));
}
--
2.13.2
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