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

Ander Conselvan De Oliveira conselvan2 at gmail.com
Thu Nov 5 05:22:55 PST 2015


On Sun, 2015-10-25 at 08:18 +0530, Thulasimani, Sivakumar wrote:
> Reviewed-by: Sivakumar Thulasimani <sivakumar.thulasimani at intel.com>

Thanks for reviewing. I pushed the patches up to here.

Ander

> On 10/23/2015 3:31 PM, Ander Conselvan de Oliveira wrote:
> > 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 at 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]);
> >   
> 
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