From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Looks like this code does not need to wait atomically since it
otherwise takes the mutex.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index 08c363127885..124342bdbe90 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9857,8 +9857,8 @@ static void broadwell_set_cdclk(struct drm_device *dev,
int cdclk)
val |= LCPLL_CD_SOURCE_FCLK;
I915_WRITE(LCPLL_CTL, val);
- if (wait_for_atomic_us(I915_READ(LCPLL_CTL) &
- LCPLL_CD_SOURCE_FCLK_DONE, 1))
+ if (wait_for_us(I915_READ(LCPLL_CTL) &
+ LCPLL_CD_SOURCE_FCLK_DONE, 1))
DRM_ERROR("Switching to FCLK failed\n");
val = I915_READ(LCPLL_CTL);
@@ -9892,8 +9892,8 @@ static void broadwell_set_cdclk(struct drm_device *dev,
int cdclk)
val &= ~LCPLL_CD_SOURCE_FCLK;
I915_WRITE(LCPLL_CTL, val);
- if (wait_for_atomic_us((I915_READ(LCPLL_CTL) &
- LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1))
+ if (wait_for_us((I915_READ(LCPLL_CTL) &
+ LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1))
DRM_ERROR("Switching back to LCPLL failed\n");
mutex_lock(&dev_priv->rps.hw_lock);
--
1.9.1
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