Now that we're more protected against user space doing frontbuffer
mmap rendering, the last - how many times did I say this before? -
SKL problem seems to be solved. So let's give it a try.
And since the other newer platforms are still under preliminary
support, let's enable FBC on them too to make sure we fix FBC on them.
Also, it seems KBL is passing the tests.
If you reached this commit through git bisect or if you just want more
information about FBC, please see:
commit a98ee79317b4091cafb502b4ffdbbbe1335e298c
Author: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
Date: Tue Feb 16 18:47:21 2016 -0200
drm/i915/fbc: enable FBC by default on HSW and BDW
v2: Enable not only on SKL, but for everything new (Daniel).
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_fbc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index 718ac38..614f9e5 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -1270,7 +1270,8 @@ void intel_fbc_init(struct drm_i915_private *dev_priv)
* know what's going on. */
if (i915.enable_fbc < 0) {
i915.enable_fbc = IS_HASWELL(dev_priv) ||
- IS_BROADWELL(dev_priv);
+ IS_BROADWELL(dev_priv) ||
+ INTEL_INFO(dev_priv)->gen >= 9;
DRM_DEBUG_KMS("Sanitized enable_fbc value: %d\n",
i915.enable_fbc);
}
--
2.7.0
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