[Intel-gfx] [PATCH 04/11] drm/i915: don't keep reassigning FBC_UNSUPPORTED
Paulo Zanoni
przanoni at gmail.com
Mon Dec 8 08:09:13 PST 2014
From: Paulo Zanoni <paulo.r.zanoni at intel.com>
This may save a few picoseconds on !HAS_FBC platforms. And it also
satisfies my OCD.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
---
drivers/gpu/drm/i915/intel_fbc.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 4647d57..f3d5764 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -516,10 +516,8 @@ void intel_fbc_update(struct drm_device *dev)
const struct drm_display_mode *adjusted_mode;
unsigned int max_width, max_height;
- if (!HAS_FBC(dev)) {
- set_no_fbc_reason(dev_priv, FBC_UNSUPPORTED);
+ if (!HAS_FBC(dev))
return;
- }
if (i915.enable_fbc < 0) {
if (set_no_fbc_reason(dev_priv, FBC_CHIP_DEFAULT))
@@ -684,6 +682,7 @@ void intel_fbc_init(struct drm_i915_private *dev_priv)
{
if (!HAS_FBC(dev_priv)) {
dev_priv->fbc.enabled = false;
+ dev_priv->fbc.no_fbc_reason = FBC_UNSUPPORTED;
return;
}
--
2.1.3
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