[Intel-gfx] [PATCH 11/11] drm/i915: Use stashed away hpd isr bits in intel_digital_port_connected()
Ville Syrjala
ville.syrjala at linux.intel.com
Tue Jan 21 17:11:00 UTC 2020
From: Ville Syrjälä <ville.syrjala at linux.intel.com>
Get rid of several platform specific variants of
intel_digital_port_connected() and just use the ISR bits we've
stashed away.
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_ddi.c | 16 ++-
drivers/gpu/drm/i915/display/intel_dp.c | 121 ++---------------------
drivers/gpu/drm/i915/display/intel_dp.h | 7 +-
drivers/gpu/drm/i915/display/intel_tc.c | 4 +-
4 files changed, 21 insertions(+), 127 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index d983860560cf..30ae97ee6d72 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -4894,19 +4894,17 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
if (intel_phy_is_tc(dev_priv, phy))
intel_dig_port->connected = intel_tc_port_connected;
else
- intel_dig_port->connected = icp_digital_port_connected;
- } else if (IS_GEN9_LP(dev_priv)) {
- intel_dig_port->connected = bxt_digital_port_connected;
- } else if (port == PORT_A) {
- if (INTEL_GEN(dev_priv) >= 8)
+ intel_dig_port->connected = pch_digital_port_connected;
+ } else if (INTEL_GEN(dev_priv) >= 8) {
+ if (port == PORT_A || IS_GEN9_LP(dev_priv))
intel_dig_port->connected = bdw_digital_port_connected;
else
- intel_dig_port->connected = ivb_digital_port_connected;
+ intel_dig_port->connected = pch_digital_port_connected;
} else {
- if (INTEL_PCH_TYPE(dev_priv) >= PCH_SPT)
- intel_dig_port->connected = spt_digital_port_connected;
+ if (port == PORT_A)
+ intel_dig_port->connected = ilk_digital_port_connected;
else
- intel_dig_port->connected = cpt_digital_port_connected;
+ intel_dig_port->connected = pch_digital_port_connected;
}
intel_infoframe_init(intel_dig_port);
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 4e1f73f80951..ac767be18df0 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5348,71 +5348,6 @@ edp_detect(struct intel_dp *intel_dp)
return connector_status_connected;
}
-static bool ibx_digital_port_connected(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- u32 bit;
-
- switch (encoder->hpd_pin) {
- case HPD_PORT_B:
- bit = SDE_PORTB_HOTPLUG;
- break;
- case HPD_PORT_C:
- bit = SDE_PORTC_HOTPLUG;
- break;
- case HPD_PORT_D:
- bit = SDE_PORTD_HOTPLUG;
- break;
- default:
- MISSING_CASE(encoder->hpd_pin);
- return false;
- }
-
- return I915_READ(SDEISR) & bit;
-}
-
-bool cpt_digital_port_connected(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- u32 bit;
-
- switch (encoder->hpd_pin) {
- case HPD_PORT_B:
- bit = SDE_PORTB_HOTPLUG_CPT;
- break;
- case HPD_PORT_C:
- bit = SDE_PORTC_HOTPLUG_CPT;
- break;
- case HPD_PORT_D:
- bit = SDE_PORTD_HOTPLUG_CPT;
- break;
- default:
- MISSING_CASE(encoder->hpd_pin);
- return false;
- }
-
- return I915_READ(SDEISR) & bit;
-}
-
-bool spt_digital_port_connected(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- u32 bit;
-
- switch (encoder->hpd_pin) {
- case HPD_PORT_A:
- bit = SDE_PORTA_HOTPLUG_SPT;
- break;
- case HPD_PORT_E:
- bit = SDE_PORTE_HOTPLUG_SPT;
- break;
- default:
- return cpt_digital_port_connected(encoder);
- }
-
- return I915_READ(SDEISR) & bit;
-}
-
static bool g4x_digital_port_connected(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
@@ -5459,59 +5394,28 @@ static bool gm45_digital_port_connected(struct intel_encoder *encoder)
return I915_READ(PORT_HOTPLUG_STAT) & bit;
}
-static bool ilk_digital_port_connected(struct intel_encoder *encoder)
+bool ilk_digital_port_connected(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
+ u32 bit = dev_priv->hotplug.hpd[encoder->hpd_pin];
- return I915_READ(DEISR) & DE_DP_A_HOTPLUG;
-}
-
-bool ivb_digital_port_connected(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-
- return I915_READ(DEISR) & DE_DP_A_HOTPLUG_IVB;
+ return I915_READ(DEISR) & bit;
}
bool bdw_digital_port_connected(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
-
- return I915_READ(GEN8_DE_PORT_ISR) & GEN8_PORT_DP_A_HOTPLUG;
-}
-
-bool bxt_digital_port_connected(struct intel_encoder *encoder)
-{
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- u32 bit;
-
- switch (encoder->hpd_pin) {
- case HPD_PORT_A:
- bit = BXT_DE_PORT_HP_DDIA;
- break;
- case HPD_PORT_B:
- bit = BXT_DE_PORT_HP_DDIB;
- break;
- case HPD_PORT_C:
- bit = BXT_DE_PORT_HP_DDIC;
- break;
- default:
- MISSING_CASE(encoder->hpd_pin);
- return false;
- }
+ u32 bit = dev_priv->hotplug.hpd[encoder->hpd_pin];
return I915_READ(GEN8_DE_PORT_ISR) & bit;
}
-bool icp_digital_port_connected(struct intel_encoder *encoder)
+bool pch_digital_port_connected(struct intel_encoder *encoder)
{
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
- enum phy phy = intel_port_to_phy(dev_priv, encoder->port);
+ u32 bit = dev_priv->hotplug.pch_hpd[encoder->hpd_pin];
- if (HAS_PCH_MCC(dev_priv) && phy == PHY_C)
- return I915_READ(SDEISR) & SDE_TC_HOTPLUG_ICP(PORT_TC1);
-
- return I915_READ(SDEISR) & SDE_DDI_HOTPLUG_ICP(phy);
+ return I915_READ(SDEISR) & bit;
}
/*
@@ -7577,16 +7481,11 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
intel_dig_port->connected = gm45_digital_port_connected;
else
intel_dig_port->connected = g4x_digital_port_connected;
- } else if (port == PORT_A) {
- if (IS_IVYBRIDGE(dev_priv))
- intel_dig_port->connected = ivb_digital_port_connected;
- else
+ } else {
+ if (port == PORT_A)
intel_dig_port->connected = ilk_digital_port_connected;
- } else {
- if (HAS_PCH_CPT(dev_priv))
- intel_dig_port->connected = cpt_digital_port_connected;
else
- intel_dig_port->connected = ibx_digital_port_connected;
+ intel_dig_port->connected = pch_digital_port_connected;
}
if (port != PORT_A)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h
index cf0df6f18734..1b0b524cdc64 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.h
+++ b/drivers/gpu/drm/i915/display/intel_dp.h
@@ -116,12 +116,9 @@ void intel_dp_vsc_enable(struct intel_dp *intel_dp,
void intel_dp_hdr_metadata_enable(struct intel_dp *intel_dp,
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
-bool cpt_digital_port_connected(struct intel_encoder *encoder);
-bool spt_digital_port_connected(struct intel_encoder *encoder);
-bool ivb_digital_port_connected(struct intel_encoder *encoder);
+bool pch_digital_port_connected(struct intel_encoder *encoder);
+bool ilk_digital_port_connected(struct intel_encoder *encoder);
bool bdw_digital_port_connected(struct intel_encoder *encoder);
-bool bxt_digital_port_connected(struct intel_encoder *encoder);
-bool icp_digital_port_connected(struct intel_encoder *encoder);
bool intel_digital_port_connected(struct intel_encoder *encoder);
static inline unsigned int intel_dp_unused_lane_mask(int lane_count)
diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c
index f498076b132c..7223db87a143 100644
--- a/drivers/gpu/drm/i915/display/intel_tc.c
+++ b/drivers/gpu/drm/i915/display/intel_tc.c
@@ -172,8 +172,8 @@ static void tc_port_fixup_legacy_flag(struct intel_digital_port *dig_port,
static u32 tc_port_live_status_mask(struct intel_digital_port *dig_port)
{
struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
- enum tc_port tc_port = intel_port_to_tc(i915, dig_port->base.port);
struct intel_uncore *uncore = &i915->uncore;
+ u32 isr_bit = i915->hotplug.pch_hpd[dig_port->base.hpd_pin];
u32 mask = 0;
u32 val;
@@ -191,7 +191,7 @@ static u32 tc_port_live_status_mask(struct intel_digital_port *dig_port)
if (val & TC_LIVE_STATE_TC(dig_port->tc_phy_fia_idx))
mask |= BIT(TC_PORT_DP_ALT);
- if (intel_uncore_read(uncore, SDEISR) & SDE_TC_HOTPLUG_ICP(tc_port))
+ if (intel_uncore_read(uncore, SDEISR) & isr_bit)
mask |= BIT(TC_PORT_LEGACY);
/* The sink can be connected only in a single mode. */
--
2.24.1
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