diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2011-03-31 01:08:56 +0400 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-05-11 00:56:42 +0400 |
| commit | 7df8721beb9cbd849dce2b153e3b287c98adbb7f (patch) | |
| tree | ea57e5780a3e97c9969bb8cc9bad0ba5553cadd1 /drivers/gpu/drm | |
| parent | 4a246cfc3c337ecb800d508ee5ed906534edb25c (diff) | |
| download | linux-7df8721beb9cbd849dce2b153e3b287c98adbb7f.tar.xz | |
drm/i915: use i915_enable_rc6 on SNB too
For debug & testing.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 463f75330282..e99ae3bd1064 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6959,7 +6959,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv) { u32 rp_state_cap = I915_READ(GEN6_RP_STATE_CAP); u32 gt_perf_status = I915_READ(GEN6_GT_PERF_STATUS); - u32 pcu_mbox; + u32 pcu_mbox, rc6_mask = 0; int cur_freq, min_freq, max_freq; int i; @@ -6990,9 +6990,12 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC6p_THRESHOLD, 100000); I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */ + if (i915_enable_rc6) + rc6_mask = GEN6_RC_CTL_RC6p_ENABLE | + GEN6_RC_CTL_RC6_ENABLE; + I915_WRITE(GEN6_RC_CONTROL, - GEN6_RC_CTL_RC6p_ENABLE | - GEN6_RC_CTL_RC6_ENABLE | + rc6_mask | GEN6_RC_CTL_EI_MODE(1) | GEN6_RC_CTL_HW_ENABLE); |