[Intel-gfx] [PATCH 3/6] drm/i915/skl: Restrict the ring frequency table programming to SKL

[Daniel Vetter]

On Mon, Jun 29, 2015 at 02:50:21PM +0530, akash.goel at intel.com wrote:
> From: Akash Goel <akash.goel at intel.com>
> 
> Ring frequency table programming is not required on BXT. Added separate
> checks to enable the programming only for SKL & skip for BXT.
> 
> v2: Removed the BXT check from gen6_update_ring_freq function
> 
> Issue: VIZ-5144
> Signed-off-by: Akash Goel <akash.goel at intel.com>

Queued for -next with Rodrigo's r-b from archives (somehow that mail
didn't make it to me), thanks for the patch.
-Daniel
> ---
>  drivers/gpu/drm/i915/intel_pm.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 89c1b73..daca7e7 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -5811,7 +5811,8 @@ static void intel_gen6_powersave_work(struct work_struct *work)
>  	} else if (INTEL_INFO(dev)->gen >= 9) {
>  		gen9_enable_rc6(dev);
>  		gen9_enable_rps(dev);
> -		__gen6_update_ring_freq(dev);
> +		if (IS_SKYLAKE(dev))
> +			__gen6_update_ring_freq(dev);
>  	} else if (IS_BROADWELL(dev)) {
>  		gen8_enable_rps(dev);
>  		__gen6_update_ring_freq(dev);
> -- 
> 1.9.2
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch