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authorTom O'Rourke <Tom.O'Rourke@intel.com>2014-11-19 23:21:54 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-11-20 13:03:32 +0100
commitc7f3153a61b543830d397cda8918ef2d6330c6c7 (patch)
tree25f83afb60eb3f56153b7b121e727f6785823eac /drivers/gpu
parentdrm/i915: Keep min freq above floor on HSW/BDW (diff)
downloadlinux-c7f3153a61b543830d397cda8918ef2d6330c6c7.tar.xz
linux-c7f3153a61b543830d397cda8918ef2d6330c6c7.zip
drm/i915: change initial rps frequency for gen8
In gen8_enable_rps, change the initial rps setting to the min_freq_softlimit (same as gen6_enable_rps). Signed-off-by: Tom O'Rourke <Tom.O'Rourke@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 6d0795d3b2e4..70e75477f8fc 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4766,7 +4766,8 @@ static void gen8_enable_rps(struct drm_device *dev)
/* 6: Ring frequency + overclocking (our driver does this later */
- gen6_set_rps(dev, (I915_READ(GEN6_GT_PERF_STATUS) & 0xff00) >> 8);
+ dev_priv->rps.power = HIGH_POWER; /* force a reset */
+ gen6_set_rps(dev_priv->dev, dev_priv->rps.min_freq_softlimit);
gen6_gt_force_wake_put(dev_priv, FORCEWAKE_ALL);
}