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drm/i915: Store the HW min frequency as min_freq

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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 <ben@bwidawsk.net>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ben Widawsky 2014-03-19 18:31:10 -07:00 committed by Daniel Vetter
parent 5a953add43
commit 1f05c944e0
2 changed files with 2 additions and 1 deletions
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1
drivers/gpu/drm/i915/i915_drv.h
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@ -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;

2
drivers/gpu/drm/i915/intel_pm.c
View file

@ -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;