diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 32 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.h | 5 |
4 files changed, 29 insertions, 13 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.h b/drivers/gpu/drm/i915/intel_display.h index 1b6f5a71184d..7f3fafdfbd5f 100644 --- a/drivers/gpu/drm/i915/intel_display.h +++ b/drivers/gpu/drm/i915/intel_display.h @@ -220,6 +220,7 @@ enum aux_ch { #define aux_ch_name(a) ((a) + 'A') enum intel_display_power_domain { + POWER_DOMAIN_DISPLAY_CORE, POWER_DOMAIN_PIPE_A, POWER_DOMAIN_PIPE_B, POWER_DOMAIN_PIPE_C, diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 1e011998e9d5..553071812f69 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -216,14 +216,16 @@ static int intel_dp_get_fia_supported_lane_count(struct intel_dp *intel_dp) struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); enum tc_port tc_port = intel_port_to_tc(dev_priv, dig_port->base.port); + intel_wakeref_t wakeref; u32 lane_info; if (tc_port == PORT_TC_NONE || dig_port->tc_type != TC_PORT_TYPEC) return 4; - lane_info = (I915_READ(PORT_TX_DFLEXDPSP) & - DP_LANE_ASSIGNMENT_MASK(tc_port)) >> - DP_LANE_ASSIGNMENT_SHIFT(tc_port); + with_intel_display_power(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref) + lane_info = (I915_READ(PORT_TX_DFLEXDPSP) & + DP_LANE_ASSIGNMENT_MASK(tc_port)) >> + DP_LANE_ASSIGNMENT_SHIFT(tc_port); switch (lane_info) { default: @@ -5294,7 +5296,7 @@ static bool icl_digital_port_connected(struct intel_encoder *encoder) * * Return %true if port is connected, %false otherwise. */ -bool intel_digital_port_connected(struct intel_encoder *encoder) +static bool __intel_digital_port_connected(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); @@ -5324,6 +5326,18 @@ bool intel_digital_port_connected(struct intel_encoder *encoder) return false; } +bool intel_digital_port_connected(struct intel_encoder *encoder) +{ + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + intel_wakeref_t wakeref; + bool is_connected; + + with_intel_display_power(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref) + is_connected = __intel_digital_port_connected(encoder); + + return is_connected; +} + static struct edid * intel_dp_get_edid(struct intel_dp *intel_dp) { @@ -5377,16 +5391,11 @@ intel_dp_detect(struct drm_connector *connector, struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct intel_encoder *encoder = &dig_port->base; enum drm_connector_status status; - enum intel_display_power_domain aux_domain = - intel_aux_power_domain(dig_port); - intel_wakeref_t wakeref; DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); WARN_ON(!drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex)); - wakeref = intel_display_power_get(dev_priv, aux_domain); - /* Can't disconnect eDP */ if (intel_dp_is_edp(intel_dp)) status = edp_detect(intel_dp); @@ -5450,10 +5459,8 @@ intel_dp_detect(struct drm_connector *connector, int ret; ret = intel_dp_retrain_link(encoder, ctx); - if (ret) { - intel_display_power_put(dev_priv, aux_domain, wakeref); + if (ret) return ret; - } } /* @@ -5475,7 +5482,6 @@ out: if (status != connector_status_connected && !intel_dp->is_mst) intel_dp_unset_edid(intel_dp); - intel_display_power_put(dev_priv, aux_domain, wakeref); return status; } diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index aa3c6f81c345..e89a14d2850e 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -409,6 +409,8 @@ const char * intel_display_power_domain_str(enum intel_display_power_domain domain) { switch (domain) { + case POWER_DOMAIN_DISPLAY_CORE: + return "DISPLAY_CORE"; case POWER_DOMAIN_PIPE_A: return "PIPE_A"; case POWER_DOMAIN_PIPE_B: @@ -2387,6 +2389,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv, BIT_ULL(POWER_DOMAIN_INIT)) #define VLV_DISPLAY_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_DISPLAY_CORE) | \ BIT_ULL(POWER_DOMAIN_PIPE_A) | \ BIT_ULL(POWER_DOMAIN_PIPE_B) | \ BIT_ULL(POWER_DOMAIN_PIPE_A_PANEL_FITTER) | \ @@ -2433,6 +2436,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv, BIT_ULL(POWER_DOMAIN_INIT)) #define CHV_DISPLAY_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_DISPLAY_CORE) | \ BIT_ULL(POWER_DOMAIN_PIPE_A) | \ BIT_ULL(POWER_DOMAIN_PIPE_B) | \ BIT_ULL(POWER_DOMAIN_PIPE_C) | \ diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.h b/drivers/gpu/drm/i915/intel_runtime_pm.h index 56ad79ef0806..b964ca7af9c8 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.h +++ b/drivers/gpu/drm/i915/intel_runtime_pm.h @@ -91,6 +91,11 @@ intel_display_power_put_async(struct drm_i915_private *i915, __intel_display_power_put_async(i915, domain, -1); } #endif + +#define with_intel_display_power(i915, domain, wf) \ + for ((wf) = intel_display_power_get((i915), (domain)); (wf); \ + intel_display_power_put_async((i915), (domain), (wf)), (wf) = 0) + void icl_dbuf_slices_update(struct drm_i915_private *dev_priv, u8 req_slices); |