The idea is to have an unique place to decide the pin-port
per platform.
So let's create this function now without any functional
change. Just adding together code from hdmi and dp together.
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 1 +
drivers/gpu/drm/i915/intel_dp.c | 8 ++------
drivers/gpu/drm/i915/intel_hdmi.c | 19 +------------------
drivers/gpu/drm/i915/intel_hotplug.c | 24 ++++++++++++++++++++++++
4 files changed, 28 insertions(+), 24 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5c2c7a677e96..c038717ad739 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -3148,6 +3148,7 @@ void intel_hpd_init(struct drm_i915_private *dev_priv);
void intel_hpd_init_work(struct drm_i915_private *dev_priv);
void intel_hpd_cancel_work(struct drm_i915_private *dev_priv);
enum port intel_hpd_port(enum hpd_pin pin);
+enum hpd_pin intel_hpd_pin(enum port port);
bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin);
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index d4e6128f3b3a..126783752c6d 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5906,26 +5906,22 @@ intel_dp_init_connector_port_info(struct intel_digital_port *intel_dig_port)
struct intel_encoder *encoder = &intel_dig_port->base;
struct intel_dp *intel_dp = &intel_dig_port->dp;
+ encoder->hpd_pin = intel_hpd_pin(intel_dig_port->port);
+
switch (intel_dig_port->port) {
case PORT_A:
- encoder->hpd_pin = HPD_PORT_A;
intel_dp->aux_power_domain = POWER_DOMAIN_AUX_A;
break;
case PORT_B:
- encoder->hpd_pin = HPD_PORT_B;
intel_dp->aux_power_domain = POWER_DOMAIN_AUX_B;
break;
case PORT_C:
- encoder->hpd_pin = HPD_PORT_C;
intel_dp->aux_power_domain = POWER_DOMAIN_AUX_C;
break;
case PORT_D:
- encoder->hpd_pin = HPD_PORT_D;
intel_dp->aux_power_domain = POWER_DOMAIN_AUX_D;
break;
case PORT_E:
- encoder->hpd_pin = HPD_PORT_E;
-
/* FIXME: Check VBT for actual wiring of PORT E */
intel_dp->aux_power_domain = POWER_DOMAIN_AUX_D;
break;
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 5609976539bf..dcd14c71a989 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1921,24 +1921,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
connector->ycbcr_420_allowed = true;
intel_hdmi->ddc_bus = intel_hdmi_ddc_pin(dev_priv, port);
-
- switch (port) {
- case PORT_B:
- intel_encoder->hpd_pin = HPD_PORT_B;
- break;
- case PORT_C:
- intel_encoder->hpd_pin = HPD_PORT_C;
- break;
- case PORT_D:
- intel_encoder->hpd_pin = HPD_PORT_D;
- break;
- case PORT_E:
- intel_encoder->hpd_pin = HPD_PORT_E;
- break;
- default:
- MISSING_CASE(port);
- return;
- }
+ intel_encoder->hpd_pin = intel_hpd_pin(port);
if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
intel_hdmi->write_infoframe = vlv_write_infoframe;
diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c
index 5982c47586e7..360192d4b70a 100644
--- a/drivers/gpu/drm/i915/intel_hotplug.c
+++ b/drivers/gpu/drm/i915/intel_hotplug.c
@@ -101,6 +101,30 @@ enum port intel_hpd_port(enum hpd_pin pin)
}
}
+/**
+ * intel_hpd_pin - return pin hard associated with certain port.
+ * @port: the hpd port to get associated pin
+ *
+ * Return pin that is associatade with @port and HDP_NONE if no pin is
+ * hard associated with that @port.
+ */
+enum hpd_pin intel_hpd_pin(enum port port)
+{
+ switch (port) {
+ case PORT_B:
+ return HPD_PORT_B;
+ case PORT_C:
+ return HPD_PORT_C;
+ case PORT_D:
+ return HPD_PORT_D;
+ case PORT_E:
+ return HPD_PORT_E;
+ default:
+ MISSING_CASE(port);
+ return HPD_NONE;
+ }
+}
+
#define HPD_STORM_DETECT_PERIOD 1000
#define HPD_STORM_REENABLE_DELAY (2 * 60 * 1000)
--
2.13.2
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