diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 912ab4d8d72..e198f3881f9 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4172,14 +4172,9 @@ static void haswell_init_clock_gating(struct drm_device *dev) /* WaSwitchSolVfFArbitrationPriority:hsw */ I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) | HSW_ECOCHK_ARB_PRIO_SOL); - /* XXX: This is a workaround for early silicon revisions and should be - * removed later. - */ - I915_WRITE(WM_DBG, - I915_READ(WM_DBG) | - WM_DBG_DISALLOW_MULTIPLE_LP | - WM_DBG_DISALLOW_SPRITE | - WM_DBG_DISALLOW_MAXFIFO); + /* WaRsPkgCStateDisplayPMReq:hsw */ + I915_WRITE(CHICKEN_PAR1_1, + I915_READ(CHICKEN_PAR1_1) | FORCE_ARB_IDLE_PLANES); lpt_init_clock_gating(dev); } |