[Intel-gfx] [PATCH 03/14] drm/i915: s/get_display_clock_speed/get_cdclk/

Ander Conselvan De Oliveira conselvan2 at gmail.com
Tue Dec 20 13:27:18 UTC 2016


On Mon, 2016-12-19 at 19:28 +0200, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Rename the .get_display_clock_speed() hook to .get_cdclk().
> .get_cdclk() is more specific (which clock) and it's much
> shorter.

Indeed!

Reviewed-by: Ander Conselvan de Oliveira <conselvan2 at gmail.com>

> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.h         |  2 +-
>  drivers/gpu/drm/i915/intel_display.c    | 93 +++++++++++++-------------------
> -
>  drivers/gpu/drm/i915/intel_runtime_pm.c |  3 +-
>  3 files changed, 39 insertions(+), 59 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 6217f01d3c11..393b34fb2d1a 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -611,7 +611,7 @@ struct intel_limit;
>  struct dpll;
>  
>  struct drm_i915_display_funcs {
> -	int (*get_display_clock_speed)(struct drm_i915_private *dev_priv);
> +	int (*get_cdclk)(struct drm_i915_private *dev_priv);
>  	int (*get_fifo_size)(struct drm_i915_private *dev_priv, int plane);
>  	int (*compute_pipe_wm)(struct intel_crtc_state *cstate);
>  	int (*compute_intermediate_wm)(struct drm_device *dev,
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index 1e3f173a70e5..bbfef348783b 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -5873,7 +5873,7 @@ static void intel_update_max_cdclk(struct
> drm_i915_private *dev_priv)
>  
>  static void intel_update_cdclk(struct drm_i915_private *dev_priv)
>  {
> -	dev_priv->cdclk_freq = dev_priv-
> >display.get_display_clock_speed(dev_priv);
> +	dev_priv->cdclk_freq = dev_priv->display.get_cdclk(dev_priv);
>  
>  	if (INTEL_GEN(dev_priv) >= 9)
>  		DRM_DEBUG_DRIVER("Current CD clock rate: %d kHz, VCO: %d kHz,
> ref: %d kHz\n",
> @@ -6411,8 +6411,7 @@ static void valleyview_set_cdclk(struct drm_device *dev,
> int cdclk)
>  	struct drm_i915_private *dev_priv = to_i915(dev);
>  	u32 val, cmd;
>  
> -	WARN_ON(dev_priv->display.get_display_clock_speed(dev_priv)
> -					!= dev_priv->cdclk_freq);
> +	WARN_ON(dev_priv->display.get_cdclk(dev_priv) != dev_priv-
> >cdclk_freq);
>  
>  	if (cdclk >= 320000) /* jump to highest voltage for 400MHz too */
>  		cmd = 2;
> @@ -6476,8 +6475,7 @@ static void cherryview_set_cdclk(struct drm_device *dev,
> int cdclk)
>  	struct drm_i915_private *dev_priv = to_i915(dev);
>  	u32 val, cmd;
>  
> -	WARN_ON(dev_priv->display.get_display_clock_speed(dev_priv)
> -						!= dev_priv->cdclk_freq);
> +	WARN_ON(dev_priv->display.get_cdclk(dev_priv) != dev_priv-
> >cdclk_freq);
>  
>  	switch (cdclk) {
>  	case 333333:
> @@ -7243,7 +7241,7 @@ static int intel_crtc_compute_config(struct intel_crtc
> *crtc,
>  	return 0;
>  }
>  
> -static int skylake_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int skylake_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	u32 cdctl;
>  
> @@ -7304,7 +7302,7 @@ static void bxt_de_pll_update(struct drm_i915_private
> *dev_priv)
>  		dev_priv->cdclk_pll.ref;
>  }
>  
> -static int broxton_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int broxton_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	u32 divider;
>  	int div, vco;
> @@ -7339,7 +7337,7 @@ static int broxton_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  	return DIV_ROUND_CLOSEST(vco, div);
>  }
>  
> -static int broadwell_get_display_clock_speed(struct drm_i915_private
> *dev_priv)
> +static int broadwell_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	uint32_t lcpll = I915_READ(LCPLL_CTL);
>  	uint32_t freq = lcpll & LCPLL_CLK_FREQ_MASK;
> @@ -7358,7 +7356,7 @@ static int broadwell_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  		return 675000;
>  }
>  
> -static int haswell_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int haswell_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	uint32_t lcpll = I915_READ(LCPLL_CTL);
>  	uint32_t freq = lcpll & LCPLL_CLK_FREQ_MASK;
> @@ -7375,33 +7373,33 @@ static int haswell_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  		return 540000;
>  }
>  
> -static int valleyview_get_display_clock_speed(struct drm_i915_private
> *dev_priv)
> +static int valleyview_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return vlv_get_cck_clock_hpll(dev_priv, "cdclk",
>  				      CCK_DISPLAY_CLOCK_CONTROL);
>  }
>  
> -static int ilk_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int ilk_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return 450000;
>  }
>  
> -static int i945_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i945_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return 400000;
>  }
>  
> -static int i915_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i915_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return 333333;
>  }
>  
> -static int i9xx_misc_get_display_clock_speed(struct drm_i915_private
> *dev_priv)
> +static int i9xx_misc_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return 200000;
>  }
>  
> -static int pnv_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int pnv_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	struct pci_dev *pdev = dev_priv->drm.pdev;
>  	u16 gcfgc = 0;
> @@ -7426,7 +7424,7 @@ static int pnv_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  	}
>  }
>  
> -static int i915gm_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i915gm_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	struct pci_dev *pdev = dev_priv->drm.pdev;
>  	u16 gcfgc = 0;
> @@ -7446,12 +7444,12 @@ static int i915gm_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  	}
>  }
>  
> -static int i865_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i865_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return 266667;
>  }
>  
> -static int i85x_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i85x_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	struct pci_dev *pdev = dev_priv->drm.pdev;
>  	u16 hpllcc = 0;
> @@ -7489,7 +7487,7 @@ static int i85x_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  	return 0;
>  }
>  
> -static int i830_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i830_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	return 133333;
>  }
> @@ -7562,7 +7560,7 @@ static unsigned int intel_hpll_vco(struct
> drm_i915_private *dev_priv)
>  	return vco;
>  }
>  
> -static int gm45_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int gm45_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	struct pci_dev *pdev = dev_priv->drm.pdev;
>  	unsigned int cdclk_sel, vco = intel_hpll_vco(dev_priv);
> @@ -7585,7 +7583,7 @@ static int gm45_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  	}
>  }
>  
> -static int i965gm_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int i965gm_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	struct pci_dev *pdev = dev_priv->drm.pdev;
>  	static const uint8_t div_3200[] = { 16, 10,  8 };
> @@ -7623,7 +7621,7 @@ static int i965gm_get_display_clock_speed(struct
> drm_i915_private *dev_priv)
>  	return 200000;
>  }
>  
> -static int g33_get_display_clock_speed(struct drm_i915_private *dev_priv)
> +static int g33_get_cdclk(struct drm_i915_private *dev_priv)
>  {
>  	struct pci_dev *pdev = dev_priv->drm.pdev;
>  	static const uint8_t div_3200[] = { 12, 10,  8,  7, 5, 16 };
> @@ -16091,58 +16089,41 @@ void intel_init_display_hooks(struct
> drm_i915_private *dev_priv)
>  
>  	/* Returns the core display clock speed */
>  	if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			skylake_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = skylake_get_cdclk;
>  	else if (IS_GEN9_LP(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			broxton_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = broxton_get_cdclk;
>  	else if (IS_BROADWELL(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			broadwell_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = broadwell_get_cdclk;
>  	else if (IS_HASWELL(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			haswell_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = haswell_get_cdclk;
>  	else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			valleyview_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = valleyview_get_cdclk;
>  	else if (IS_GEN5(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			ilk_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = ilk_get_cdclk;
>  	else if (IS_I945G(dev_priv) || IS_I965G(dev_priv) ||
>  		 IS_GEN6(dev_priv) || IS_IVYBRIDGE(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i945_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i945_get_cdclk;
>  	else if (IS_GM45(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			gm45_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = gm45_get_cdclk;
>  	else if (IS_I965GM(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i965gm_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i965gm_get_cdclk;
>  	else if (IS_PINEVIEW(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			pnv_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = pnv_get_cdclk;
>  	else if (IS_G33(dev_priv) || IS_G4X(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			g33_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = g33_get_cdclk;
>  	else if (IS_I915G(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i915_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i915_get_cdclk;
>  	else if (IS_I945GM(dev_priv) || IS_I845G(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i9xx_misc_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i9xx_misc_get_cdclk;
>  	else if (IS_I915GM(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i915gm_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i915gm_get_cdclk;
>  	else if (IS_I865G(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i865_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i865_get_cdclk;
>  	else if (IS_I85X(dev_priv))
> -		dev_priv->display.get_display_clock_speed =
> -			i85x_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i85x_get_cdclk;
>  	else { /* 830 */
>  		WARN(!IS_I830(dev_priv), "Unknown platform. Assuming 133 MHz
> CDCLK\n");
> -		dev_priv->display.get_display_clock_speed =
> -			i830_get_display_clock_speed;
> +		dev_priv->display.get_cdclk = i830_get_cdclk;
>  	}
>  
>  	if (IS_GEN5(dev_priv)) {
> diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c
> b/drivers/gpu/drm/i915/intel_runtime_pm.c
> index c0b7e95b5b8e..6d5efeb35823 100644
> --- a/drivers/gpu/drm/i915/intel_runtime_pm.c
> +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
> @@ -966,8 +966,7 @@ static void gen9_dc_off_power_well_enable(struct
> drm_i915_private *dev_priv,
>  {
>  	gen9_set_dc_state(dev_priv, DC_STATE_DISABLE);
>  
> -	WARN_ON(dev_priv->cdclk_freq !=
> -		dev_priv->display.get_display_clock_speed(dev_priv));
> +	WARN_ON(dev_priv->cdclk_freq != dev_priv-
> >display.get_cdclk(dev_priv));
>  
>  	gen9_assert_dbuf_enabled(dev_priv);
>  


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