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| author | Ville Syrjälä | 2013-08-09 17:02:09 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2013-08-09 20:27:43 +0200 |
| commit | 5c536613d8ebda3da0448550d0a997651a6048e2 (patch) | |
| tree | 76897bf8038b61c3ea411eee6324f3cb831440d1 /drivers/gpu/drm/i915/intel_pm.c | |
| parent | drm/i915: expose HDMI connectors on port C on BYT (diff) | |
| download | kernel-qcow2-linux-5c536613d8ebda3da0448550d0a997651a6048e2.tar.gz kernel-qcow2-linux-5c536613d8ebda3da0448550d0a997651a6048e2.tar.xz kernel-qcow2-linux-5c536613d8ebda3da0448550d0a997651a6048e2.zip | |
drm/i915: Fix FB WM for HSW
Due to a misplaced memset(), we never actually enabled the FBC WM on HSW.
Move the memset() to happen a bit earlier, so that it won't clobber
results->enable_fbc_wm.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 6643069eccdb..3ac5fe9d428a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2681,6 +2681,8 @@ static void hsw_compute_wm_results(struct drm_device *dev, break; max_level = level - 1; + memset(results, 0, sizeof(*results)); + /* The spec says it is preferred to disable FBC WMs instead of disabling * a WM level. */ results->enable_fbc_wm = true; @@ -2691,7 +2693,6 @@ static void hsw_compute_wm_results(struct drm_device *dev, } } - memset(results, 0, sizeof(*results)); for (wm_lp = 1; wm_lp <= 3; wm_lp++) { const struct intel_wm_level *r; |