On Thu, Jul 10, 2014 at 08:31:19PM +0100, Chris Wilson wrote:
> We can eliminate a lot of special case code by making the computation of
> the interrupt mask be correct for all callers.
> 
> Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
> ---
>  drivers/gpu/drm/i915/intel_pm.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 5c27065bac17..1302e1bc9136 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -3183,6 +3183,9 @@ static u32 gen6_rps_pm_mask(struct drm_i915_private 
> *dev_priv, u8 val)
>       if (val < dev_priv->rps.max_freq_softlimit)
>               mask |= GEN6_PM_RP_UP_THRESHOLD;
>  
> +     mask |= dev_priv->pm_rps_events & (GEN6_PM_RP_DOWN_EI_EXPIRED | 
> GEN6_PM_RP_UP_EI_EXPIRED);
> +     mask &= dev_priv->pm_rps_events;

Might as well move pm_rps_events to dev_priv->rps, too, next to the work
item. Anyway, first 2 patches merged.
-Daniel

> +
>       /* IVB and SNB hard hangs on looping batchbuffer
>        * if GEN6_PM_UP_EI_EXPIRED is masked.
>        */
> @@ -3274,11 +3277,8 @@ static void vlv_set_rps_idle(struct drm_i915_private 
> *dev_priv)
>  
>       vlv_force_gfx_clock(dev_priv, false);
>  
> -     if (dev_priv->pm_rps_events & GEN6_PM_RP_UP_EI_EXPIRED)
> -             I915_WRITE(GEN6_PMINTRMSK, ~dev_priv->pm_rps_events);
> -     else 
> -             I915_WRITE(GEN6_PMINTRMSK,
> -                        gen6_rps_pm_mask(dev_priv, dev_priv->rps.cur_freq));
> +     I915_WRITE(GEN6_PMINTRMSK,
> +                gen6_rps_pm_mask(dev_priv, dev_priv->rps.cur_freq));
>  }
>  
>  void gen6_rps_idle(struct drm_i915_private *dev_priv)
> -- 
> 2.0.1
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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