[PATCH 07/22] drm/i915: Make intel_dp_source_supports_hbr2() take an intel_dp pointer

[Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>]

The function name implies it should get intel_dp, and it mostly used
where there is an intel_dp in the context.

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c               | 19 +++++++++++--------
 drivers/gpu/drm/i915/intel_dp_link_training.c |  4 +---
 drivers/gpu/drm/i915/intel_drv.h              |  2 +-
 3 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 5b04ade..5344de4 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1189,8 +1189,11 @@ intel_dp_sink_rates(struct intel_dp *intel_dp, const int **sink_rates)
 	return (intel_dp_max_link_bw(intel_dp) >> 3) + 1;
 }
 
-bool intel_dp_source_supports_hbr2(struct drm_device *dev)
+bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp)
 {
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_device *dev = dig_port->base.base.dev;
+
 	/* WaDisableHBR2:skl */
 	if (IS_SKL_REVID(dev, 0, SKL_REVID_B0))
 		return false;
@@ -1203,8 +1206,10 @@ bool intel_dp_source_supports_hbr2(struct drm_device *dev)
 }
 
 static int
-intel_dp_source_rates(struct drm_device *dev, const int **source_rates)
+intel_dp_source_rates(struct intel_dp *intel_dp, const int **source_rates)
 {
+	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+	struct drm_device *dev = dig_port->base.base.dev;
 	int size;
 
 	if (IS_BROXTON(dev)) {
@@ -1219,7 +1224,7 @@ intel_dp_source_rates(struct drm_device *dev, const int **source_rates)
 	}
 
 	/* This depends on the fact that 5.4 is last value in the array */
-	if (!intel_dp_source_supports_hbr2(dev))
+	if (!intel_dp_source_supports_hbr2(intel_dp))
 		size--;
 
 	return size;
@@ -1284,12 +1289,11 @@ static int intersect_rates(const int *source_rates, int source_len,
 static int intel_dp_common_rates(struct intel_dp *intel_dp,
 				 int *common_rates)
 {
-	struct drm_device *dev = intel_dp_to_dev(intel_dp);
 	const int *source_rates, *sink_rates;
 	int source_len, sink_len;
 
 	sink_len = intel_dp_sink_rates(intel_dp, &sink_rates);
-	source_len = intel_dp_source_rates(dev, &source_rates);
+	source_len = intel_dp_source_rates(intel_dp, &source_rates);
 
 	return intersect_rates(source_rates, source_len,
 			       sink_rates, sink_len,
@@ -1314,7 +1318,6 @@ static void snprintf_int_array(char *str, size_t len,
 
 static void intel_dp_print_rates(struct intel_dp *intel_dp)
 {
-	struct drm_device *dev = intel_dp_to_dev(intel_dp);
 	const int *source_rates, *sink_rates;
 	int source_len, sink_len, common_len;
 	int common_rates[DP_MAX_SUPPORTED_RATES];
@@ -1323,7 +1326,7 @@ static void intel_dp_print_rates(struct intel_dp *intel_dp)
 	if ((drm_debug & DRM_UT_KMS) == 0)
 		return;
 
-	source_len = intel_dp_source_rates(dev, &source_rates);
+	source_len = intel_dp_source_rates(intel_dp, &source_rates);
 	snprintf_int_array(str, sizeof(str), source_rates, source_len);
 	DRM_DEBUG_KMS("source rates: %s\n", str);
 
@@ -3711,7 +3714,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp)
 	}
 
 	DRM_DEBUG_KMS("Display Port TPS3 support: source %s, sink %s\n",
-		      yesno(intel_dp_source_supports_hbr2(dev)),
+		      yesno(intel_dp_source_supports_hbr2(intel_dp)),
 		      yesno(drm_dp_tps3_supported(intel_dp->dpcd)));
 
 	/* Intermediate frequency support */
diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c b/drivers/gpu/drm/i915/intel_dp_link_training.c
index bb036d5..8888793 100644
--- a/drivers/gpu/drm/i915/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
@@ -218,8 +218,6 @@ intel_dp_link_training_clock_recovery(struct intel_dp *intel_dp)
 static void
 intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 {
-	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
-	struct drm_device *dev = dig_port->base.base.dev;
 	bool channel_eq = false;
 	int tries, cr_tries;
 	uint32_t training_pattern = DP_TRAINING_PATTERN_2;
@@ -233,7 +231,7 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 	 * Due to WaDisableHBR2 SKL < B0 is the only exception where TPS3 is
 	 * supported but still not enabled.
 	 */
-	if (intel_dp_source_supports_hbr2(dev) &&
+	if (intel_dp_source_supports_hbr2(intel_dp) &&
 	    drm_dp_tps3_supported(intel_dp->dpcd))
 		training_pattern = DP_TRAINING_PATTERN_3;
 	else if (intel_dp->link_rate == 540000)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 1c2a8ed..3021e40 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1252,7 +1252,7 @@ uint8_t
 intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing);
 void intel_dp_compute_rate(struct intel_dp *intel_dp, int port_clock,
 			   uint8_t *link_bw, uint8_t *rate_select);
-bool intel_dp_source_supports_hbr2(struct drm_device *dev);
+bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp);
 bool
 intel_dp_get_link_status(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_STATUS_SIZE]);
 
-- 
2.4.3

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