[Intel-gfx] [PATCH 17/19] drm/i915: Convert intel_pipe_will_have_type() to using atomic state

Konduru, Chandra chandra.konduru at intel.com
Sun Mar 22 09:14:30 PDT 2015



> -----Original Message-----
> From: Ander Conselvan De Oliveira [mailto:conselvan2 at gmail.com]
> Sent: Thursday, March 19, 2015 11:28 PM
> To: Konduru, Chandra
> Cc: intel-gfx at lists.freedesktop.org
> Subject: Re: [PATCH 17/19] drm/i915: Convert intel_pipe_will_have_type() to
> using atomic state
> 
> On Thu, 2015-03-19 at 19:24 +0000, Konduru, Chandra wrote:
> >
> > > -----Original Message-----
> > > From: Conselvan De Oliveira, Ander
> > > Sent: Friday, March 13, 2015 2:49 AM
> > > To: intel-gfx at lists.freedesktop.org
> > > Cc: Konduru, Chandra; Conselvan De Oliveira, Ander
> > > Subject: [PATCH 17/19] drm/i915: Convert intel_pipe_will_have_type()
> > > to using atomic state
> > >
> > > Pass a crtc_state to it and find whether the pipe has an encoder of
> > > a given type by looking at the drm_atomic_state the crtc_state points to.
> > >
> > > Until recently i9xx_get_refclk() used to be called indirectly from
> > > vlv_force_pll_on() with a dummy crtc_state. That dummy crtc state is
> > > not converted to be part of a full drm atomic state, so add a WARN
> > > in case someone decides to call that again with such a dummy state.
> > >
> > > v2: Warn if there is no connectors for a given crtc. (Daniel)
> > >     Replace comment i9xx_get_refclk() with a WARN_ON(). (Ander)
> > >
> > > Signed-off-by: Ander Conselvan de Oliveira
> > > <ander.conselvan.de.oliveira at intel.com>
> > > ---
> > >  drivers/gpu/drm/i915/i915_drv.h      |   2 +-
> > >  drivers/gpu/drm/i915/intel_display.c | 133
> > > +++++++++++++++++++++-------------
> > > -
> > >  2 files changed, 83 insertions(+), 52 deletions(-)
> > >
> > > diff --git a/drivers/gpu/drm/i915/i915_drv.h
> > > b/drivers/gpu/drm/i915/i915_drv.h index 490ab8c..576e101 100644
> > > --- a/drivers/gpu/drm/i915/i915_drv.h
> > > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > > @@ -541,7 +541,7 @@ struct drm_i915_display_funcs {
> > >  	 * Returns true on success, false on failure.
> > >  	 */
> > >  	bool (*find_dpll)(const struct intel_limit *limit,
> > > -			  struct intel_crtc *crtc,
> > > +			  struct intel_crtc_state *crtc_state,
> > >  			  int target, int refclk,
> > >  			  struct dpll *match_clock,
> > >  			  struct dpll *best_clock);
> > > diff --git a/drivers/gpu/drm/i915/intel_display.c
> > > b/drivers/gpu/drm/i915/intel_display.c
> > > index 8c97186..be1979e 100644
> > > --- a/drivers/gpu/drm/i915/intel_display.c
> > > +++ b/drivers/gpu/drm/i915/intel_display.c
> > > @@ -431,25 +431,41 @@ bool intel_pipe_has_type(struct intel_crtc
> > > *crtc, enum intel_output_type type)
> > >   * intel_pipe_has_type() but looking at encoder->new_crtc instead of
> > >   * encoder->crtc.
> > >   */
> > > -static bool intel_pipe_will_have_type(struct intel_crtc *crtc, int
> > > type)
> > > +static bool intel_pipe_will_have_type(const struct intel_crtc_state
> *crtc_state,
> > > +				      int type)
> > >  {
> > > -	struct drm_device *dev = crtc->base.dev;
> > > +	struct drm_atomic_state *state = crtc_state->base.state;
> > > +	struct drm_connector_state *connector_state;
> > >  	struct intel_encoder *encoder;
> > > +	int i, num_connectors = 0;
> > > +
> > > +	for (i = 0; i < state->num_connector; i++) {
> > > +		if (!state->connectors[i])
> > > +			continue;
> > > +
> > > +		connector_state = state->connector_states[i];
> > > +		if (connector_state->crtc != crtc_state->base.crtc)
> > > +			continue;
> > > +
> > > +		num_connectors++;
> >
> > Above piece of code to loop through state->connectors[] is present in
> > multiple places, can you have a helper something like below to save
> > some typing and code reduction?
> >
> > struct connector_state * intel_crtc_state_connector(crtc_state, crtc);
> >
> > also similarily for encoder
> > struct encoder_state *intel_crtc_state_encoder(crtc_state, crtc);
> 
> This wouldn't work for cloned setups, where we have more than one
> connector/encoder in a single pipe.

May be it is for now. But as part of full atomic crtc, I think clone 
setup should be taken care by having this called from respective
crtcs and its crtc_states.

> 
> Ander
> 
> > >
> > > -	for_each_intel_encoder(dev, encoder)
> > > -		if (encoder->new_crtc == crtc && encoder->type == type)
> > > +		encoder = to_intel_encoder(connector_state->best_encoder);
> > > +		if (encoder->type == type)
> > >  			return true;
> > > +	}
> > > +
> > > +	WARN_ON(num_connectors == 0);
> > >
> > >  	return false;
> > >  }
> > >
> > > -static const intel_limit_t *intel_ironlake_limit(struct intel_crtc *crtc,
> > > -						int refclk)
> > > +static const intel_limit_t *
> > > +intel_ironlake_limit(struct intel_crtc_state *crtc_state, int
> > > +refclk)
> > >  {
> > > -	struct drm_device *dev = crtc->base.dev;
> > > +	struct drm_device *dev = crtc_state->base.crtc->dev;
> > >  	const intel_limit_t *limit;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)) {
> > >  		if (intel_is_dual_link_lvds(dev)) {
> > >  			if (refclk == 100000)
> > >  				limit = &intel_limits_ironlake_dual_lvds_100m;
> > > @@ -467,20 +483,21 @@ static const intel_limit_t
> > > *intel_ironlake_limit(struct intel_crtc *crtc,
> > >  	return limit;
> > >  }
> > >
> > > -static const intel_limit_t *intel_g4x_limit(struct intel_crtc
> > > *crtc)
> > > +static const intel_limit_t *
> > > +intel_g4x_limit(struct intel_crtc_state *crtc_state)
> > >  {
> > > -	struct drm_device *dev = crtc->base.dev;
> > > +	struct drm_device *dev = crtc_state->base.crtc->dev;
> > >  	const intel_limit_t *limit;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)) {
> > >  		if (intel_is_dual_link_lvds(dev))
> > >  			limit = &intel_limits_g4x_dual_channel_lvds;
> > >  		else
> > >  			limit = &intel_limits_g4x_single_channel_lvds;
> > > -	} else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_HDMI) ||
> > > -		   intel_pipe_will_have_type(crtc, INTEL_OUTPUT_ANALOG)) {
> > > +	} else if (intel_pipe_will_have_type(crtc_state,
> > > +INTEL_OUTPUT_HDMI)
> > > ||
> > > +		   intel_pipe_will_have_type(crtc_state,
> > > INTEL_OUTPUT_ANALOG)) {
> > >  		limit = &intel_limits_g4x_hdmi;
> > > -	} else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_SDVO)) {
> > > +	} else if (intel_pipe_will_have_type(crtc_state,
> > > +INTEL_OUTPUT_SDVO)) {
> > >  		limit = &intel_limits_g4x_sdvo;
> > >  	} else /* The option is for other outputs */
> > >  		limit = &intel_limits_i9xx_sdvo;
> > > @@ -488,17 +505,18 @@ static const intel_limit_t
> > > *intel_g4x_limit(struct intel_crtc *crtc)
> > >  	return limit;
> > >  }
> > >
> > > -static const intel_limit_t *intel_limit(struct intel_crtc *crtc,
> > > int refclk)
> > > +static const intel_limit_t *
> > > +intel_limit(struct intel_crtc_state *crtc_state, int refclk)
> > >  {
> > > -	struct drm_device *dev = crtc->base.dev;
> > > +	struct drm_device *dev = crtc_state->base.crtc->dev;
> > >  	const intel_limit_t *limit;
> > >
> > >  	if (HAS_PCH_SPLIT(dev))
> > > -		limit = intel_ironlake_limit(crtc, refclk);
> > > +		limit = intel_ironlake_limit(crtc_state, refclk);
> > >  	else if (IS_G4X(dev)) {
> > > -		limit = intel_g4x_limit(crtc);
> > > +		limit = intel_g4x_limit(crtc_state);
> > >  	} else if (IS_PINEVIEW(dev)) {
> > > -		if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
> > > +		if (intel_pipe_will_have_type(crtc_state,
> > > INTEL_OUTPUT_LVDS))
> > >  			limit = &intel_limits_pineview_lvds;
> > >  		else
> > >  			limit = &intel_limits_pineview_sdvo; @@ -507,14
> > > +525,14 @@ static const intel_limit_t *intel_limit(struct intel_crtc
> > > +*crtc, int
> > > refclk)
> > >  	} else if (IS_VALLEYVIEW(dev)) {
> > >  		limit = &intel_limits_vlv;
> > >  	} else if (!IS_GEN2(dev)) {
> > > -		if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
> > > +		if (intel_pipe_will_have_type(crtc_state,
> > > INTEL_OUTPUT_LVDS))
> > >  			limit = &intel_limits_i9xx_lvds;
> > >  		else
> > >  			limit = &intel_limits_i9xx_sdvo;
> > >  	} else {
> > > -		if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
> > > +		if (intel_pipe_will_have_type(crtc_state,
> > > INTEL_OUTPUT_LVDS))
> > >  			limit = &intel_limits_i8xx_lvds;
> > > -		else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_DVO))
> > > +		else if (intel_pipe_will_have_type(crtc_state,
> > > INTEL_OUTPUT_DVO))
> > >  			limit = &intel_limits_i8xx_dvo;
> > >  		else
> > >  			limit = &intel_limits_i8xx_dac;
> > > @@ -601,15 +619,17 @@ static bool intel_PLL_is_valid(struct
> > > drm_device *dev, }
> > >
> > >  static bool
> > > -i9xx_find_best_dpll(const intel_limit_t *limit, struct intel_crtc
> > > *crtc,
> > > +i9xx_find_best_dpll(const intel_limit_t *limit,
> > > +		    struct intel_crtc_state *crtc_state,
> > >  		    int target, int refclk, intel_clock_t *match_clock,
> > >  		    intel_clock_t *best_clock)
> > >  {
> > > +	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> > >  	struct drm_device *dev = crtc->base.dev;
> > >  	intel_clock_t clock;
> > >  	int err = target;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)) {
> > >  		/*
> > >  		 * For LVDS just rely on its current settings for dual-channel.
> > >  		 * We haven't figured out how to reliably set up different @@ -
> > > 662,15 +682,17 @@ i9xx_find_best_dpll(const intel_limit_t *limit,
> > > struct intel_crtc *crtc,  }
> > >
> > >  static bool
> > > -pnv_find_best_dpll(const intel_limit_t *limit, struct intel_crtc
> > > *crtc,
> > > +pnv_find_best_dpll(const intel_limit_t *limit,
> > > +		   struct intel_crtc_state *crtc_state,
> > >  		   int target, int refclk, intel_clock_t *match_clock,
> > >  		   intel_clock_t *best_clock)
> > >  {
> > > +	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> > >  	struct drm_device *dev = crtc->base.dev;
> > >  	intel_clock_t clock;
> > >  	int err = target;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)) {
> > >  		/*
> > >  		 * For LVDS just rely on its current settings for dual-channel.
> > >  		 * We haven't figured out how to reliably set up different @@ -
> > > 721,10 +743,12 @@ pnv_find_best_dpll(const intel_limit_t *limit,
> > > struct intel_crtc *crtc,  }
> > >
> > >  static bool
> > > -g4x_find_best_dpll(const intel_limit_t *limit, struct intel_crtc
> > > *crtc,
> > > +g4x_find_best_dpll(const intel_limit_t *limit,
> > > +		   struct intel_crtc_state *crtc_state,
> > >  		   int target, int refclk, intel_clock_t *match_clock,
> > >  		   intel_clock_t *best_clock)
> > >  {
> > > +	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> > >  	struct drm_device *dev = crtc->base.dev;
> > >  	intel_clock_t clock;
> > >  	int max_n;
> > > @@ -733,7 +757,7 @@ g4x_find_best_dpll(const intel_limit_t *limit,
> > > struct intel_crtc *crtc,
> > >  	int err_most = (target >> 8) + (target >> 9);
> > >  	found = false;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)) {
> > >  		if (intel_is_dual_link_lvds(dev))
> > >  			clock.p2 = limit->p2.p2_fast;
> > >  		else
> > > @@ -778,10 +802,12 @@ g4x_find_best_dpll(const intel_limit_t *limit,
> > > struct intel_crtc *crtc,  }
> > >
> > >  static bool
> > > -vlv_find_best_dpll(const intel_limit_t *limit, struct intel_crtc
> > > *crtc,
> > > +vlv_find_best_dpll(const intel_limit_t *limit,
> > > +		   struct intel_crtc_state *crtc_state,
> > >  		   int target, int refclk, intel_clock_t *match_clock,
> > >  		   intel_clock_t *best_clock)
> > >  {
> > > +	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> > >  	struct drm_device *dev = crtc->base.dev;
> > >  	intel_clock_t clock;
> > >  	unsigned int bestppm = 1000000;
> > > @@ -835,10 +861,12 @@ vlv_find_best_dpll(const intel_limit_t *limit,
> > > struct intel_crtc *crtc,  }
> > >
> > >  static bool
> > > -chv_find_best_dpll(const intel_limit_t *limit, struct intel_crtc
> > > *crtc,
> > > +chv_find_best_dpll(const intel_limit_t *limit,
> > > +		   struct intel_crtc_state *crtc_state,
> > >  		   int target, int refclk, intel_clock_t *match_clock,
> > >  		   intel_clock_t *best_clock)
> > >  {
> > > +	struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> > >  	struct drm_device *dev = crtc->base.dev;
> > >  	intel_clock_t clock;
> > >  	uint64_t m2;
> > > @@ -5726,7 +5754,7 @@ static int intel_crtc_compute_config(struct
> > > intel_crtc *crtc,
> > >  	 * - LVDS dual channel mode
> > >  	 * - Double wide pipe
> > >  	 */
> > > -	if ((intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
> > > +	if ((intel_pipe_will_have_type(pipe_config, INTEL_OUTPUT_LVDS) &&
> > >  	     intel_is_dual_link_lvds(dev)) || pipe_config->double_wide)
> > >  		pipe_config->pipe_src_w &= ~1;
> > >
> > > @@ -5905,15 +5933,18 @@ static inline bool
> > > intel_panel_use_ssc(struct drm_i915_private *dev_priv)
> > >  		&& !(dev_priv->quirks & QUIRK_LVDS_SSC_DISABLE);  }
> > >
> > > -static int i9xx_get_refclk(struct intel_crtc *crtc, int
> > > num_connectors)
> > > +static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state,
> > > +			   int num_connectors)
> > >  {
> > > -	struct drm_device *dev = crtc->base.dev;
> > > +	struct drm_device *dev = crtc_state->base.crtc->dev;
> > >  	struct drm_i915_private *dev_priv = dev->dev_private;
> > >  	int refclk;
> > >
> > > +	WARN_ON(!crtc_state->base.state);
> > > +
> > >  	if (IS_VALLEYVIEW(dev)) {
> > >  		refclk = 100000;
> > > -	} else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
> > > +	} else if (intel_pipe_will_have_type(crtc_state,
> > > +INTEL_OUTPUT_LVDS)
> > > &&
> > >  	    intel_panel_use_ssc(dev_priv) && num_connectors < 2) {
> > >  		refclk = dev_priv->vbt.lvds_ssc_freq;
> > >  		DRM_DEBUG_KMS("using SSC reference clock of %d kHz\n",
> refclk);
> > > @@ -5956,7 +5987,7 @@ static void i9xx_update_pll_dividers(struct
> > > intel_crtc *crtc,
> > >  	crtc_state->dpll_hw_state.fp0 = fp;
> > >
> > >  	crtc->lowfreq_avail = false;
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS) &&
> > >  	    reduced_clock && i915.powersave) {
> > >  		crtc_state->dpll_hw_state.fp1 = fp2;
> > >  		crtc->lowfreq_avail = true;
> > > @@ -6314,6 +6345,7 @@ void vlv_force_pll_on(struct drm_device *dev,
> > > enum pipe pipe,
> > >  	struct intel_crtc *crtc =
> > >  		to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
> > >  	struct intel_crtc_state pipe_config = {
> > > +		.base.crtc = &crtc->base,
> > >  		.pixel_multiplier = 1,
> > >  		.dpll = *dpll,
> > >  	};
> > > @@ -6358,12 +6390,12 @@ static void i9xx_update_pll(struct
> > > intel_crtc *crtc,
> > >
> > >  	i9xx_update_pll_dividers(crtc, crtc_state, reduced_clock);
> > >
> > > -	is_sdvo = intel_pipe_will_have_type(crtc, INTEL_OUTPUT_SDVO) ||
> > > -		intel_pipe_will_have_type(crtc, INTEL_OUTPUT_HDMI);
> > > +	is_sdvo = intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_SDVO)
> > > ||
> > > +		intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_HDMI);
> > >
> > >  	dpll = DPLL_VGA_MODE_DIS;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS))
> > >  		dpll |= DPLLB_MODE_LVDS;
> > >  	else
> > >  		dpll |= DPLLB_MODE_DAC_SERIAL;
> > > @@ -6406,7 +6438,7 @@ static void i9xx_update_pll(struct intel_crtc
> > > *crtc,
> > >
> > >  	if (crtc_state->sdvo_tv_clock)
> > >  		dpll |= PLL_REF_INPUT_TVCLKINBC;
> > > -	else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
> > > +	else if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)
> > > +&&
> > >  		 intel_panel_use_ssc(dev_priv) && num_connectors < 2)
> > >  		dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
> > >  	else
> > > @@ -6436,7 +6468,7 @@ static void i8xx_update_pll(struct intel_crtc
> > > *crtc,
> > >
> > >  	dpll = DPLL_VGA_MODE_DIS;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS)) {
> > >  		dpll |= (1 << (clock->p1 - 1)) <<
> DPLL_FPA01_P1_POST_DIV_SHIFT;
> > >  	} else {
> > >  		if (clock->p1 == 2)
> > > @@ -6447,10 +6479,10 @@ static void i8xx_update_pll(struct intel_crtc
> *crtc,
> > >  			dpll |= PLL_P2_DIVIDE_BY_4;
> > >  	}
> > >
> > > -	if (!IS_I830(dev) && intel_pipe_will_have_type(crtc,
> > > INTEL_OUTPUT_DVO))
> > > +	if (!IS_I830(dev) && intel_pipe_will_have_type(crtc_state,
> > > +INTEL_OUTPUT_DVO))
> > >  		dpll |= DPLL_DVO_2X_MODE;
> > >
> > > -	if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
> > > +	if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS) &&
> > >  		 intel_panel_use_ssc(dev_priv) && num_connectors < 2)
> > >  		dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
> > >  	else
> > > @@ -6687,7 +6719,7 @@ static int i9xx_crtc_compute_clock(struct
> > > intel_crtc *crtc,
> > >  		return 0;
> > >
> > >  	if (!crtc_state->clock_set) {
> > > -		refclk = i9xx_get_refclk(crtc, num_connectors);
> > > +		refclk = i9xx_get_refclk(crtc_state, num_connectors);
> > >
> > >  		/*
> > >  		 * Returns a set of divisors for the desired target clock with @@
> > > -6695,8 +6727,8 @@ static int i9xx_crtc_compute_clock(struct intel_crtc
> *crtc,
> > >  		 * the clock equation: reflck * (5 * (m1 + 2) + (m2 + 2)) / (n +
> > >  		 * 2) / p1 / p2.
> > >  		 */
> > > -		limit = intel_limit(crtc, refclk);
> > > -		ok = dev_priv->display.find_dpll(limit, crtc,
> > > +		limit = intel_limit(crtc_state, refclk);
> > > +		ok = dev_priv->display.find_dpll(limit, crtc_state,
> > >  						 crtc_state->port_clock,
> > >  						 refclk, NULL, &clock);
> > >  		if (!ok) {
> > > @@ -6712,7 +6744,7 @@ static int i9xx_crtc_compute_clock(struct
> > > intel_crtc *crtc,
> > >  			 * we will disable the LVDS downclock feature.
> > >  			 */
> > >  			has_reduced_clock =
> > > -				dev_priv->display.find_dpll(limit, crtc,
> > > +				dev_priv->display.find_dpll(limit, crtc_state,
> > >  							    dev_priv-
> > > >lvds_downclock,
> > >  							    refclk, &clock,
> > >  							    &reduced_clock);
> > > @@ -7540,12 +7572,11 @@ static bool ironlake_compute_clocks(struct
> > > drm_crtc *crtc,  {
> > >  	struct drm_device *dev = crtc->dev;
> > >  	struct drm_i915_private *dev_priv = dev->dev_private;
> > > -	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> > >  	int refclk;
> > >  	const intel_limit_t *limit;
> > >  	bool ret, is_lvds = false;
> > >
> > > -	is_lvds = intel_pipe_will_have_type(intel_crtc, INTEL_OUTPUT_LVDS);
> > > +	is_lvds = intel_pipe_will_have_type(crtc_state,
> > > +INTEL_OUTPUT_LVDS);
> > >
> > >  	refclk = ironlake_get_refclk(crtc);
> > >
> > > @@ -7554,8 +7585,8 @@ static bool ironlake_compute_clocks(struct
> > > drm_crtc *crtc,
> > >  	 * refclk, or FALSE.  The returned values represent the clock equation:
> > >  	 * reflck * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / p1 / p2.
> > >  	 */
> > > -	limit = intel_limit(intel_crtc, refclk);
> > > -	ret = dev_priv->display.find_dpll(limit, intel_crtc,
> > > +	limit = intel_limit(crtc_state, refclk);
> > > +	ret = dev_priv->display.find_dpll(limit, crtc_state,
> > >  					  crtc_state->port_clock,
> > >  					  refclk, NULL, clock);
> > >  	if (!ret)
> > > @@ -7569,7 +7600,7 @@ static bool ironlake_compute_clocks(struct
> > > drm_crtc *crtc,
> > >  		 * downclock feature.
> > >  		*/
> > >  		*has_reduced_clock =
> > > -			dev_priv->display.find_dpll(limit, intel_crtc,
> > > +			dev_priv->display.find_dpll(limit, crtc_state,
> > >  						    dev_priv->lvds_downclock,
> > >  						    refclk, clock,
> > >  						    reduced_clock);
> > > --
> > > 2.1.0
> >
> 



More information about the Intel-gfx mailing list