diff mbox

drm/i915: Pass pipe_config to fdi_link_train() functions

Message ID 20170302094403.8374-1-ander.conselvan.de.oliveira@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ander Conselvan de Oliveira March 2, 2017, 9:44 a.m. UTC 
It is preferred to pass pipe_config to functions instead of accessing
crtc->config directly. Follow suit and pass pipe_config to the fdi link
train functions.

v2: Add const; s/pipe_config/crtc_state/ (Ville)
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h      |  3 ++-
 drivers/gpu/drm/i915/intel_ddi.c     |  9 +++++----
 drivers/gpu/drm/i915/intel_display.c | 19 +++++++++++--------
 drivers/gpu/drm/i915/intel_drv.h     |  3 ++-
 4 files changed, 20 insertions(+), 14 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index b2be1a4..9b2a46a6 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -669,7 +669,8 @@  struct drm_i915_display_funcs {
 				   struct intel_encoder *encoder,
 				   const struct drm_display_mode *adjusted_mode);
 	void (*audio_codec_disable)(struct intel_encoder *encoder);
-	void (*fdi_link_train)(struct intel_crtc *crtc);
+	void (*fdi_link_train)(struct intel_crtc *crtc,
+			       const struct intel_crtc_state *crtc_state);
 	void (*init_clock_gating)(struct drm_i915_private *dev_priv);
 	int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc,
 			  struct drm_framebuffer *fb,
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 111f660..a320378 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -674,7 +674,8 @@  static uint32_t hsw_pll_to_ddi_pll_sel(struct intel_shared_dpll *pll)
  * DDI A (which is used for eDP)
  */
 
-void hsw_fdi_link_train(struct intel_crtc *crtc)
+void hsw_fdi_link_train(struct intel_crtc *crtc,
+			const struct intel_crtc_state *crtc_state)
 {
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
@@ -700,7 +701,7 @@  void hsw_fdi_link_train(struct intel_crtc *crtc)
 	/* Enable the PCH Receiver FDI PLL */
 	rx_ctl_val = dev_priv->fdi_rx_config | FDI_RX_ENHANCE_FRAME_ENABLE |
 		     FDI_RX_PLL_ENABLE |
-		     FDI_DP_PORT_WIDTH(crtc->config->fdi_lanes);
+		     FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes);
 	I915_WRITE(FDI_RX_CTL(PIPE_A), rx_ctl_val);
 	POSTING_READ(FDI_RX_CTL(PIPE_A));
 	udelay(220);
@@ -710,7 +711,7 @@  void hsw_fdi_link_train(struct intel_crtc *crtc)
 	I915_WRITE(FDI_RX_CTL(PIPE_A), rx_ctl_val);
 
 	/* Configure Port Clock Select */
-	ddi_pll_sel = hsw_pll_to_ddi_pll_sel(crtc->config->shared_dpll);
+	ddi_pll_sel = hsw_pll_to_ddi_pll_sel(crtc_state->shared_dpll);
 	I915_WRITE(PORT_CLK_SEL(PORT_E), ddi_pll_sel);
 	WARN_ON(ddi_pll_sel != PORT_CLK_SEL_SPLL);
 
@@ -730,7 +731,7 @@  void hsw_fdi_link_train(struct intel_crtc *crtc)
 		 * port reversal bit */
 		I915_WRITE(DDI_BUF_CTL(PORT_E),
 			   DDI_BUF_CTL_ENABLE |
-			   ((crtc->config->fdi_lanes - 1) << 1) |
+			   ((crtc_state->fdi_lanes - 1) << 1) |
 			   DDI_BUF_TRANS_SELECT(i / 2));
 		POSTING_READ(DDI_BUF_CTL(PORT_E));
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 9dc6a1b..e516a2d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3689,7 +3689,8 @@  static void intel_fdi_normal_train(struct intel_crtc *crtc)
 }
 
 /* The FDI link training functions for ILK/Ibexpeak. */
-static void ironlake_fdi_link_train(struct intel_crtc *crtc)
+static void ironlake_fdi_link_train(struct intel_crtc *crtc,
+				    const struct intel_crtc_state *crtc_state)
 {
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
@@ -3714,7 +3715,7 @@  static void ironlake_fdi_link_train(struct intel_crtc *crtc)
 	reg = FDI_TX_CTL(pipe);
 	temp = I915_READ(reg);
 	temp &= ~FDI_DP_PORT_WIDTH_MASK;
-	temp |= FDI_DP_PORT_WIDTH(crtc->config->fdi_lanes);
+	temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes);
 	temp &= ~FDI_LINK_TRAIN_NONE;
 	temp |= FDI_LINK_TRAIN_PATTERN_1;
 	I915_WRITE(reg, temp | FDI_TX_ENABLE);
@@ -3789,7 +3790,8 @@  static const int snb_b_fdi_train_param[] = {
 };
 
 /* The FDI link training functions for SNB/Cougarpoint. */
-static void gen6_fdi_link_train(struct intel_crtc *crtc)
+static void gen6_fdi_link_train(struct intel_crtc *crtc,
+				const struct intel_crtc_state *crtc_state)
 {
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
@@ -3812,7 +3814,7 @@  static void gen6_fdi_link_train(struct intel_crtc *crtc)
 	reg = FDI_TX_CTL(pipe);
 	temp = I915_READ(reg);
 	temp &= ~FDI_DP_PORT_WIDTH_MASK;
-	temp |= FDI_DP_PORT_WIDTH(crtc->config->fdi_lanes);
+	temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes);
 	temp &= ~FDI_LINK_TRAIN_NONE;
 	temp |= FDI_LINK_TRAIN_PATTERN_1;
 	temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
@@ -3921,7 +3923,8 @@  static void gen6_fdi_link_train(struct intel_crtc *crtc)
 }
 
 /* Manual link training for Ivy Bridge A0 parts */
-static void ivb_manual_fdi_link_train(struct intel_crtc *crtc)
+static void ivb_manual_fdi_link_train(struct intel_crtc *crtc,
+				      const struct intel_crtc_state *crtc_state)
 {
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
@@ -3963,7 +3966,7 @@  static void ivb_manual_fdi_link_train(struct intel_crtc *crtc)
 		reg = FDI_TX_CTL(pipe);
 		temp = I915_READ(reg);
 		temp &= ~FDI_DP_PORT_WIDTH_MASK;
-		temp |= FDI_DP_PORT_WIDTH(crtc->config->fdi_lanes);
+		temp |= FDI_DP_PORT_WIDTH(crtc_state->fdi_lanes);
 		temp |= FDI_LINK_TRAIN_PATTERN_1_IVB;
 		temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
 		temp |= snb_b_fdi_train_param[j/2];
@@ -4475,7 +4478,7 @@  static void ironlake_pch_enable(const struct intel_crtc_state *crtc_state)
 		   I915_READ(PIPE_DATA_M1(pipe)) & TU_SIZE_MASK);
 
 	/* For PCH output, training FDI link */
-	dev_priv->display.fdi_link_train(crtc);
+	dev_priv->display.fdi_link_train(crtc, crtc_state);
 
 	/* We need to program the right clock selection before writing the pixel
 	 * mutliplier into the DPLL. */
@@ -5367,7 +5370,7 @@  static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
 	intel_encoders_pre_enable(crtc, pipe_config, old_state);
 
 	if (intel_crtc->config->has_pch_encoder)
-		dev_priv->display.fdi_link_train(intel_crtc);
+		dev_priv->display.fdi_link_train(intel_crtc, pipe_config);
 
 	if (!transcoder_is_dsi(cpu_transcoder))
 		intel_ddi_enable_pipe_clock(intel_crtc);
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 007e859..1e8c256 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1225,7 +1225,8 @@  void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder,
 				struct intel_crtc_state *old_crtc_state,
 				struct drm_connector_state *old_conn_state);
 void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder);
-void hsw_fdi_link_train(struct intel_crtc *crtc);
+void hsw_fdi_link_train(struct intel_crtc *crtc,
+			const struct intel_crtc_state *crtc_state);
 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);