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From: Ville Syrjala <ville.syrjala@linux.intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH 02/13] drm/i915: Move TRANS_DDI_FUNC_CTL2 programming where it belongs
Date: Fri, 13 Mar 2020 18:48:20 +0200	[thread overview]
Message-ID: <20200313164831.5980-3-ville.syrjala@linux.intel.com> (raw)
In-Reply-To: <20200313164831.5980-1-ville.syrjala@linux.intel.com>

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

This port sync enable/disable stuff is misplaced. It's just another step
of the normal TRANS_DDI_FUNC_CTL enable. Move it to its natural place.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_ddi.c     | 71 +++++++++++---------
 drivers/gpu/drm/i915/display/intel_display.c | 34 ----------
 2 files changed, 39 insertions(+), 66 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 73d0f4648c06..8d486282eea3 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -1558,12 +1558,34 @@ void intel_ddi_enable_transcoder_func(const struct intel_crtc_state *crtc_state)
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
-	u32 temp;
+	u32 ctl;
 
-	temp = intel_ddi_transcoder_func_reg_val_get(crtc_state);
+	if (INTEL_GEN(dev_priv) >= 11) {
+		enum transcoder master_transcoder = crtc_state->master_transcoder;
+		u32 ctl2 = 0;
+
+		if (master_transcoder != INVALID_TRANSCODER) {
+			u8 master_select;
+
+			if (master_transcoder == TRANSCODER_EDP)
+				master_select = 0;
+			else
+				master_select = master_transcoder + 1;
+
+			ctl2 |= PORT_SYNC_MODE_ENABLE |
+				(PORT_SYNC_MODE_MASTER_SELECT(master_select) &
+				 PORT_SYNC_MODE_MASTER_SELECT_MASK) <<
+				PORT_SYNC_MODE_MASTER_SELECT_SHIFT;
+		}
+
+		intel_de_write(dev_priv,
+			       TRANS_DDI_FUNC_CTL2(crtc_state->cpu_transcoder), ctl2);
+	}
+
+	ctl = intel_ddi_transcoder_func_reg_val_get(crtc_state);
 	if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST))
-		temp |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
-	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), temp);
+		ctl |= TRANS_DDI_DP_VC_PAYLOAD_ALLOC;
+	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), ctl);
 }
 
 /*
@@ -1576,11 +1598,11 @@ intel_ddi_config_transcoder_func(const struct intel_crtc_state *crtc_state)
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
-	u32 temp;
+	u32 ctl;
 
-	temp = intel_ddi_transcoder_func_reg_val_get(crtc_state);
-	temp &= ~TRANS_DDI_FUNC_ENABLE;
-	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), temp);
+	ctl = intel_ddi_transcoder_func_reg_val_get(crtc_state);
+	ctl &= ~TRANS_DDI_FUNC_ENABLE;
+	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), ctl);
 }
 
 void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state)
@@ -1588,20 +1610,23 @@ void intel_ddi_disable_transcoder_func(const struct intel_crtc_state *crtc_state
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
 	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
-	u32 val;
+	u32 ctl;
 
-	val = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder));
-	val &= ~TRANS_DDI_FUNC_ENABLE;
+	if (INTEL_GEN(dev_priv) >= 11)
+		intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL2(cpu_transcoder), 0);
+
+	ctl = intel_de_read(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder));
+	ctl &= ~TRANS_DDI_FUNC_ENABLE;
 
 	if (INTEL_GEN(dev_priv) >= 12) {
 		if (!intel_dp_mst_is_master_trans(crtc_state)) {
-			val &= ~(TGL_TRANS_DDI_PORT_MASK |
+			ctl &= ~(TGL_TRANS_DDI_PORT_MASK |
 				 TRANS_DDI_MODE_SELECT_MASK);
 		}
 	} else {
-		val &= ~(TRANS_DDI_PORT_MASK | TRANS_DDI_MODE_SELECT_MASK);
+		ctl &= ~(TRANS_DDI_PORT_MASK | TRANS_DDI_MODE_SELECT_MASK);
 	}
-	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), val);
+	intel_de_write(dev_priv, TRANS_DDI_FUNC_CTL(cpu_transcoder), ctl);
 
 	if (dev_priv->quirks & QUIRK_INCREASE_DDI_DISABLED_TIME &&
 	    intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) {
@@ -3405,21 +3430,6 @@ static void intel_ddi_post_disable_hdmi(struct intel_encoder *encoder,
 	intel_dp_dual_mode_set_tmds_output(intel_hdmi, false);
 }
 
-static void icl_disable_transcoder_port_sync(const struct intel_crtc_state *old_crtc_state)
-{
-	struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc);
-	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-
-	if (old_crtc_state->master_transcoder == INVALID_TRANSCODER)
-		return;
-
-	DRM_DEBUG_KMS("Disabling Transcoder Port Sync on Slave Transcoder %s\n",
-		      transcoder_name(old_crtc_state->cpu_transcoder));
-
-	intel_de_write(dev_priv,
-		       TRANS_DDI_FUNC_CTL2(old_crtc_state->cpu_transcoder), 0);
-}
-
 static void intel_ddi_post_disable(struct intel_encoder *encoder,
 				   const struct intel_crtc_state *old_crtc_state,
 				   const struct drm_connector_state *old_conn_state)
@@ -3434,9 +3444,6 @@ static void intel_ddi_post_disable(struct intel_encoder *encoder,
 
 		intel_disable_pipe(old_crtc_state);
 
-		if (INTEL_GEN(dev_priv) >= 11)
-			icl_disable_transcoder_port_sync(old_crtc_state);
-
 		intel_ddi_disable_transcoder_func(old_crtc_state);
 
 		intel_dsc_disable(old_crtc_state);
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 8f23c4d51c33..c49b4e6eb3d4 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -4998,37 +4998,6 @@ static void icl_set_pipe_chicken(struct intel_crtc *crtc)
 	intel_de_write(dev_priv, PIPE_CHICKEN(pipe), tmp);
 }
 
-static void icl_enable_trans_port_sync(const struct intel_crtc_state *crtc_state)
-{
-	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
-	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
-	u32 trans_ddi_func_ctl2_val;
-	u8 master_select;
-
-	/*
-	 * Configure the master select and enable Transcoder Port Sync for
-	 * Slave CRTCs transcoder.
-	 */
-	if (crtc_state->master_transcoder == INVALID_TRANSCODER)
-		return;
-
-	if (crtc_state->master_transcoder == TRANSCODER_EDP)
-		master_select = 0;
-	else
-		master_select = crtc_state->master_transcoder + 1;
-
-	/* Set the master select bits for Tranascoder Port Sync */
-	trans_ddi_func_ctl2_val = (PORT_SYNC_MODE_MASTER_SELECT(master_select) &
-				   PORT_SYNC_MODE_MASTER_SELECT_MASK) <<
-		PORT_SYNC_MODE_MASTER_SELECT_SHIFT;
-	/* Enable Transcoder Port Sync */
-	trans_ddi_func_ctl2_val |= PORT_SYNC_MODE_ENABLE;
-
-	intel_de_write(dev_priv,
-		       TRANS_DDI_FUNC_CTL2(crtc_state->cpu_transcoder),
-		       trans_ddi_func_ctl2_val);
-}
-
 static void intel_fdi_normal_train(struct intel_crtc *crtc)
 {
 	struct drm_device *dev = crtc->base.dev;
@@ -7037,9 +7006,6 @@ static void hsw_crtc_enable(struct intel_atomic_state *state,
 	if (!transcoder_is_dsi(cpu_transcoder))
 		intel_set_pipe_timings(new_crtc_state);
 
-	if (INTEL_GEN(dev_priv) >= 11)
-		icl_enable_trans_port_sync(new_crtc_state);
-
 	intel_set_pipe_src_size(new_crtc_state);
 
 	if (cpu_transcoder != TRANSCODER_EDP &&
-- 
2.24.1

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  parent reply	other threads:[~2020-03-13 16:48 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-13 16:48 [Intel-gfx] [PATCH 00/13] drm/i915: Port sync for skl+ Ville Syrjala
2020-03-13 16:48 ` [Intel-gfx] [PATCH 01/13] drm/i915/mst: Use .compute_config_late() to compute master transcoder Ville Syrjala
2020-03-20 23:37   ` Souza, Jose
2020-03-20 23:54     ` Souza, Jose
2020-03-13 16:48 ` Ville Syrjala [this message]
2020-03-18 22:34   ` [Intel-gfx] [PATCH 02/13] drm/i915: Move TRANS_DDI_FUNC_CTL2 programming where it belongs Manasi Navare
2020-03-19 13:20     ` Ville Syrjälä
2020-03-20 18:36       ` Manasi Navare
2020-03-13 16:48 ` [Intel-gfx] [PATCH 03/13] drm/i915: Drop usless master_transcoder assignments Ville Syrjala
2020-03-18 22:37   ` Manasi Navare
2020-03-19 13:22     ` Ville Syrjälä
2020-03-20 23:12       ` Manasi Navare
2020-03-13 16:48 ` [Intel-gfx] [PATCH 04/13] drm/i915: Move icl_get_trans_port_sync_config() into the DDI code Ville Syrjala
2020-03-18 22:44   ` Manasi Navare
2020-03-13 16:48 ` [Intel-gfx] [PATCH 05/13] drm/i915: Use REG_FIELD_PREP() & co. for TRANS_DDI_FUNC_CTL2 Ville Syrjala
2020-03-18 22:53   ` Manasi Navare
2020-03-13 16:48 ` [Intel-gfx] [PATCH 06/13] drm/i915: Include port sync state in the state dump Ville Syrjala
2020-03-18 23:00   ` Manasi Navare
2020-03-27 17:15     ` Ville Syrjälä
2020-03-13 16:48 ` [Intel-gfx] [PATCH 07/13] drm/i915: Store cpu_transcoder_mask in device info Ville Syrjala
2020-03-18 17:02   ` [Intel-gfx] [PATCH v2 " Ville Syrjala
2020-04-02  0:59     ` Souza, Jose
2020-03-13 16:48 ` [Intel-gfx] [PATCH 08/13] drm/i915: Implement port sync for SKL+ Ville Syrjala
2020-03-18 23:32   ` Manasi Navare
2020-03-13 16:48 ` [Intel-gfx] [PATCH 09/13] drm/i915: Eliminate port sync copy pasta Ville Syrjala
2020-04-02  1:25   ` Souza, Jose
2020-03-13 16:48 ` [Intel-gfx] [PATCH 10/13] drm/i915: Fix port sync code to work with >2 pipes Ville Syrjala
2020-04-03  0:32   ` Souza, Jose
2020-04-03 17:25     ` Ville Syrjälä
2020-03-13 16:48 ` [Intel-gfx] [PATCH 11/13] drm/i915: Do pipe updates after enables for everyone Ville Syrjala
2020-04-03  0:44   ` Souza, Jose
2020-03-13 16:48 ` [Intel-gfx] [PATCH 12/13] drm/i915: Pass atomic state to encoder hooks Ville Syrjala
2020-04-02  1:18   ` Souza, Jose
2020-03-13 16:48 ` [Intel-gfx] [PATCH 13/13] drm/i915: Move the port sync DP_TP_CTL stuff to the encoder hook Ville Syrjala
2020-04-03  0:59   ` Souza, Jose
2020-03-16 14:43 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for drm/i915: Port sync for skl+ Patchwork
2020-03-18 18:45 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915: Port sync for skl+ (rev2) Patchwork
2020-03-18 18:57 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2020-03-18 21:39 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915: Port sync for skl+ (rev3) Patchwork
2020-03-18 22:05 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-03-19  0:19 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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