drm/i915: Remove direct usages of intel_crtc->config from DDI code

Remove direct usages of intel_crtc->config from the DDI code. Functions
that didn't yet take a pipe_config as an argument were coverted to do
so.

v2: s/pipe_config/const crtc_state/ (Ville)
  - take crtc from crtc_state. (Ville)
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170302125857.14665-7-ander.conselvan.de.oliveira@intel.com

3 files changed, 44 insertions, 41 deletions

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 0db526ec2f44..ebccd4863d7f 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1193,11 +1193,12 @@ bool intel_ddi_pll_select(struct intel_crtc *intel_crtc,
 					  intel_encoder);
 }
 
-void intel_ddi_set_pipe_settings(struct intel_crtc *crtc)
+void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state)
 {
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	struct intel_encoder *intel_encoder = intel_ddi_get_crtc_encoder(crtc);
-	enum transcoder cpu_transcoder = crtc->config->cpu_transcoder;
+	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
 	int type = intel_encoder->type;
 	uint32_t temp;
 
@@ -1205,7 +1206,7 @@ void intel_ddi_set_pipe_settings(struct intel_crtc *crtc)
 		WARN_ON(transcoder_is_dsi(cpu_transcoder));
 
 		temp = TRANS_MSA_SYNC_CLK;
-		switch (crtc->config->pipe_bpp) {
+		switch (crtc_state->pipe_bpp) {
 		case 18:
 			temp |= TRANS_MSA_6_BPC;
 			break;
@@ -1225,10 +1226,12 @@ void intel_ddi_set_pipe_settings(struct intel_crtc *crtc)
 	}
 }
 
-void intel_ddi_set_vc_payload_alloc(struct intel_crtc *crtc, bool state)
+void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
+				    bool state)
 {
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	enum transcoder cpu_transcoder = crtc->config->cpu_transcoder;
+	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
 	uint32_t temp;
 	temp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder));
 	if (state == true)
@@ -1238,12 +1241,13 @@ void intel_ddi_set_vc_payload_alloc(struct intel_crtc *crtc, bool state)
 	I915_WRITE(TRANS_DDI_FUNC_CTL(cpu_transcoder), temp);
 }
 
-void intel_ddi_enable_transcoder_func(struct intel_crtc *crtc)
+void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
 {
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
 	struct intel_encoder *intel_encoder = intel_ddi_get_crtc_encoder(crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	enum pipe pipe = crtc->pipe;
-	enum transcoder cpu_transcoder = crtc->config->cpu_transcoder;
+	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
 	enum port port = intel_ddi_get_encoder_port(intel_encoder);
 	int type = intel_encoder->type;
 	uint32_t temp;
@@ -1252,7 +1256,7 @@ void intel_ddi_enable_transcoder_func(struct intel_crtc *crtc)
 	temp = TRANS_DDI_FUNC_ENABLE;
 	temp |= TRANS_DDI_SELECT_PORT(port);
 
-	switch (crtc->config->pipe_bpp) {
+	switch (crtc_state->pipe_bpp) {
 	case 18:
 		temp |= TRANS_DDI_BPC_6;
 		break;
@@ -1269,9 +1273,9 @@ void intel_ddi_enable_transcoder_func(struct intel_crtc *crtc)
 		BUG();
 	}
 
-	if (crtc->config->base.adjusted_mode.flags & DRM_MODE_FLAG_PVSYNC)
+	if (crtc_state->base.adjusted_mode.flags & DRM_MODE_FLAG_PVSYNC)
 		temp |= TRANS_DDI_PVSYNC;
-	if (crtc->config->base.adjusted_mode.flags & DRM_MODE_FLAG_PHSYNC)
+	if (crtc_state->base.adjusted_mode.flags & DRM_MODE_FLAG_PHSYNC)
 		temp |= TRANS_DDI_PHSYNC;
 
 	if (cpu_transcoder == TRANSCODER_EDP) {
@@ -1282,8 +1286,8 @@ void intel_ddi_enable_transcoder_func(struct intel_crtc *crtc)
 			 * using motion blur mitigation (which we don't
 			 * support). */
 			if (IS_HASWELL(dev_priv) &&
-			    (crtc->config->pch_pfit.enabled ||
-			     crtc->config->pch_pfit.force_thru))
+			    (crtc_state->pch_pfit.enabled ||
+			     crtc_state->pch_pfit.force_thru))
 				temp |= TRANS_DDI_EDP_INPUT_A_ONOFF;
 			else
 				temp |= TRANS_DDI_EDP_INPUT_A_ON;
@@ -1301,20 +1305,20 @@ void intel_ddi_enable_transcoder_func(struct intel_crtc *crtc)
 	}
 
 	if (type == INTEL_OUTPUT_HDMI) {
-		if (crtc->config->has_hdmi_sink)
+		if (crtc_state->has_hdmi_sink)
 			temp |= TRANS_DDI_MODE_SELECT_HDMI;
 		else
 			temp |= TRANS_DDI_MODE_SELECT_DVI;
 	} else if (type == INTEL_OUTPUT_ANALOG) {
 		temp |= TRANS_DDI_MODE_SELECT_FDI;
-		temp |= (crtc->config->fdi_lanes - 1) << 1;
+		temp |= (crtc_state->fdi_lanes - 1) << 1;
 	} else if (type == INTEL_OUTPUT_DP ||
 		   type == INTEL_OUTPUT_EDP) {
 		temp |= TRANS_DDI_MODE_SELECT_DP_SST;
-		temp |= DDI_PORT_WIDTH(crtc->config->lane_count);
+		temp |= DDI_PORT_WIDTH(crtc_state->lane_count);
 	} else if (type == INTEL_OUTPUT_DP_MST) {
 		temp |= TRANS_DDI_MODE_SELECT_DP_MST;
-		temp |= DDI_PORT_WIDTH(crtc->config->lane_count);
+		temp |= DDI_PORT_WIDTH(crtc_state->lane_count);
 	} else {
 		WARN(1, "Invalid encoder type %d for pipe %c\n",
 		     intel_encoder->type, pipe_name(pipe));
@@ -1478,22 +1482,23 @@ static u64 intel_ddi_get_power_domains(struct intel_encoder *encoder)
 	return 0;
 }
 
-void intel_ddi_enable_pipe_clock(struct intel_crtc *crtc)
+void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state)
 {
+	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	struct intel_encoder *intel_encoder = intel_ddi_get_crtc_encoder(crtc);
 	enum port port = intel_ddi_get_encoder_port(intel_encoder);
-	enum transcoder cpu_transcoder = crtc->config->cpu_transcoder;
+	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
 
 	if (cpu_transcoder != TRANSCODER_EDP)
 		I915_WRITE(TRANS_CLK_SEL(cpu_transcoder),
 			   TRANS_CLK_SEL_PORT(port));
 }
 
-void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc)
+void intel_ddi_disable_pipe_clock(const struct intel_crtc_state *crtc_state)
 {
-	struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev);
-	enum transcoder cpu_transcoder = intel_crtc->config->cpu_transcoder;
+	struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
+	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
 
 	if (cpu_transcoder != TRANSCODER_EDP)
 		I915_WRITE(TRANS_CLK_SEL(cpu_transcoder),
@@ -1759,23 +1764,21 @@ static void intel_ddi_pre_enable(struct intel_encoder *intel_encoder,
 				 struct intel_crtc_state *pipe_config,
 				 struct drm_connector_state *conn_state)
 {
-	struct drm_encoder *encoder = &intel_encoder->base;
-	struct intel_crtc *crtc = to_intel_crtc(encoder->crtc);
 	int type = intel_encoder->type;
 
 	if (type == INTEL_OUTPUT_DP || type == INTEL_OUTPUT_EDP) {
 		intel_ddi_pre_enable_dp(intel_encoder,
-					crtc->config->port_clock,
-					crtc->config->lane_count,
-					crtc->config->shared_dpll,
-					intel_crtc_has_type(crtc->config,
+					pipe_config->port_clock,
+					pipe_config->lane_count,
+					pipe_config->shared_dpll,
+					intel_crtc_has_type(pipe_config,
 							    INTEL_OUTPUT_DP_MST));
 	}
 	if (type == INTEL_OUTPUT_HDMI) {
 		intel_ddi_pre_enable_hdmi(intel_encoder,
 					  pipe_config->has_hdmi_sink,
 					  pipe_config, conn_state,
-					  crtc->config->shared_dpll);
+					  pipe_config->shared_dpll);
 	}
 }
 
@@ -1922,8 +1925,7 @@ static void bxt_ddi_pre_pll_enable(struct intel_encoder *encoder,
 				   struct intel_crtc_state *pipe_config,
 				   struct drm_connector_state *conn_state)
 {
-	struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
-	uint8_t mask = intel_crtc->config->lane_lat_optim_mask;
+	uint8_t mask = pipe_config->lane_lat_optim_mask;
 
 	bxt_ddi_phy_set_lane_optim_mask(encoder, mask);
 }
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index ebaf9655cbd6..b2b8a3b9f982 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5372,7 +5372,7 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
 		dev_priv->display.fdi_link_train(intel_crtc, pipe_config);
 
 	if (!transcoder_is_dsi(cpu_transcoder))
-		intel_ddi_enable_pipe_clock(intel_crtc);
+		intel_ddi_enable_pipe_clock(pipe_config);
 
 	if (INTEL_GEN(dev_priv) >= 9)
 		skylake_pfit_enable(intel_crtc);
@@ -5385,9 +5385,9 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
 	 */
 	intel_color_load_luts(&pipe_config->base);
 
-	intel_ddi_set_pipe_settings(intel_crtc);
+	intel_ddi_set_pipe_settings(pipe_config);
 	if (!transcoder_is_dsi(cpu_transcoder))
-		intel_ddi_enable_transcoder_func(intel_crtc);
+		intel_ddi_enable_transcoder_func(pipe_config);
 
 	if (dev_priv->display.initial_watermarks != NULL)
 		dev_priv->display.initial_watermarks(old_intel_state, pipe_config);
@@ -5400,7 +5400,7 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
 		lpt_pch_enable(pipe_config);
 
 	if (intel_crtc_has_type(intel_crtc->config, INTEL_OUTPUT_DP_MST))
-		intel_ddi_set_vc_payload_alloc(intel_crtc, true);
+		intel_ddi_set_vc_payload_alloc(pipe_config, true);
 
 	assert_vblank_disabled(crtc);
 	drm_crtc_vblank_on(crtc);
@@ -5522,7 +5522,7 @@ static void haswell_crtc_disable(struct intel_crtc_state *old_crtc_state,
 		intel_disable_pipe(intel_crtc);
 
 	if (intel_crtc_has_type(intel_crtc->config, INTEL_OUTPUT_DP_MST))
-		intel_ddi_set_vc_payload_alloc(intel_crtc, false);
+		intel_ddi_set_vc_payload_alloc(intel_crtc->config, false);
 
 	if (!transcoder_is_dsi(cpu_transcoder))
 		intel_ddi_disable_transcoder_func(dev_priv, cpu_transcoder);
@@ -5533,7 +5533,7 @@ static void haswell_crtc_disable(struct intel_crtc_state *old_crtc_state,
 		ironlake_pfit_disable(intel_crtc, false);
 
 	if (!transcoder_is_dsi(cpu_transcoder))
-		intel_ddi_disable_pipe_clock(intel_crtc);
+		intel_ddi_disable_pipe_clock(intel_crtc->config);
 
 	intel_encoders_post_disable(crtc, old_crtc_state, old_state);
 
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 4cb1f57ad6ba..9434c293a581 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1230,14 +1230,14 @@ void hsw_fdi_link_train(struct intel_crtc *crtc,
 void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
 enum port intel_ddi_get_encoder_port(struct intel_encoder *intel_encoder);
 bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
-void intel_ddi_enable_transcoder_func(struct intel_crtc *crtc);
+void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state);
 void intel_ddi_disable_transcoder_func(struct drm_i915_private *dev_priv,
 				       enum transcoder cpu_transcoder);
-void intel_ddi_enable_pipe_clock(struct intel_crtc *intel_crtc);
-void intel_ddi_disable_pipe_clock(struct intel_crtc *intel_crtc);
+void intel_ddi_enable_pipe_clock(const struct intel_crtc_state *crtc_state);
+void intel_ddi_disable_pipe_clock(const  struct intel_crtc_state *crtc_state);
 bool intel_ddi_pll_select(struct intel_crtc *crtc,
 			  struct intel_crtc_state *crtc_state);
-void intel_ddi_set_pipe_settings(struct intel_crtc *crtc);
+void intel_ddi_set_pipe_settings(const struct intel_crtc_state *crtc_state);
 void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp);
 bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector);
 bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv,
@@ -1250,7 +1250,8 @@ intel_ddi_get_crtc_new_encoder(struct intel_crtc_state *crtc_state);
 void intel_ddi_init_dp_buf_reg(struct intel_encoder *encoder);
 void intel_ddi_clock_get(struct intel_encoder *encoder,
 			 struct intel_crtc_state *pipe_config);
-void intel_ddi_set_vc_payload_alloc(struct intel_crtc *crtc, bool state);
+void intel_ddi_set_vc_payload_alloc(const struct intel_crtc_state *crtc_state,
+				    bool state);
 uint32_t ddi_signal_levels(struct intel_dp *intel_dp);
 u8 intel_ddi_dp_voltage_max(struct intel_encoder *encoder);