[Intel-gfx] [PATCH 1/5] drm/i915: Silence valleyview_set_rps()

Deepak S deepak.s at intel.com
Tue Nov 18 09:26:18 CET 2014


On Saturday 08 November 2014 01:03 AM, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
>
> Even with the rps debug messages signficantly recuced  by
>   commit 67956867aa07c59d6d83628bbc9ee4bd9799a1e1
>   Author: Ville Syrjälä <ville.syrjala at linux.intel.com>
>   Date:   Tue Sep 2 15:12:17 2014 +0300
>
>      drm/i915: Don't spam dmesg with rps messages on vlv/chv
>
> we still get an inordinate amount of spam from this. Just kill the debug
> print. If someone wants to observe it they can just use the tracepoint.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>   drivers/gpu/drm/i915/intel_pm.c | 8 +-------
>   1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 300d7e5..9285dee 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -4504,14 +4504,8 @@ void valleyview_set_rps(struct drm_device *dev, u8 val)
>   		      "Odd GPU freq value\n"))
>   		val &= ~1;
>   
> -	if (val != dev_priv->rps.cur_freq) {
> -		DRM_DEBUG_DRIVER("GPU freq request from %d MHz (%u) to %d MHz (%u)\n",
> -				 vlv_gpu_freq(dev_priv, dev_priv->rps.cur_freq),
> -				 dev_priv->rps.cur_freq,
> -				 vlv_gpu_freq(dev_priv, val), val);
> -
> +	if (val != dev_priv->rps.cur_freq)
>   		vlv_punit_write(dev_priv, PUNIT_REG_GPU_FREQ_REQ, val);
> -	}
>   
>   	I915_WRITE(GEN6_PMINTRMSK, gen6_rps_pm_mask(dev_priv, val));
>   
:)

- Reviewed-by: Deepak S<deepak.s at linux.intel.com>




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