From: Ben Widawsky Date: Thu, 20 Mar 2014 01:31:10 +0000 (-0700) Subject: drm/i915: Store the HW min frequency as min_freq X-Git-Tag: v4.14-rc1~7391^2~63^2~169 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1f05c944e007809d7040a1cc87b16934fedd23f6;p=platform%2Fkernel%2Flinux-rpi.git drm/i915: Store the HW min frequency as min_freq this leaves a temporarily awkward min_delay (the soft limit) with the new min_freq (the hardware limit). It's fixed in the next patch. Signed-off-by: Ben Widawsky Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 9cd870f..241f5e1 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -987,6 +987,7 @@ struct intel_gen6_power_mgmt { u8 rp1_delay; u8 rp0_delay; u8 hw_max; + u8 min_freq; bool rp_up_masked; bool rp_down_masked; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index dd3a121..dd631d1 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3354,7 +3354,7 @@ static void gen6_enable_rps(struct drm_device *dev) /* In units of 50MHz */ dev_priv->rps.hw_max = hw_max = rp_state_cap & 0xff; - hw_min = (rp_state_cap >> 16) & 0xff; + dev_priv->rps.min_freq = hw_min = (rp_state_cap >> 16) & 0xff; dev_priv->rps.rp1_delay = (rp_state_cap >> 8) & 0xff; dev_priv->rps.rp0_delay = (rp_state_cap >> 0) & 0xff; dev_priv->rps.rpe_delay = dev_priv->rps.rp1_delay;