diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index cbf84cc84e55..eaae801f317a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5062,12 +5062,15 @@ static void cherryview_setup_pctx(struct drm_device *dev) pcbr = I915_READ(VLV_PCBR); if ((pcbr >> VLV_PCBR_ADDR_SHIFT) == 0) { + DRM_DEBUG_DRIVER("BIOS didn't set up PCBR, fixing up\n"); paddr = (dev_priv->mm.stolen_base + (gtt->stolen_size - pctx_size)); pctx_paddr = (paddr & (~4095)); I915_WRITE(VLV_PCBR, pctx_paddr); } + + DRM_DEBUG_DRIVER("PCBR: 0x%08x\n", I915_READ(VLV_PCBR)); } static void valleyview_setup_pctx(struct drm_device *dev) @@ -5093,6 +5096,8 @@ static void valleyview_setup_pctx(struct drm_device *dev) goto out; } + DRM_DEBUG_DRIVER("BIOS didn't set up PCBR, fixing up\n"); + /* * From the Gunit register HAS: * The Gfx driver is expected to program this register and ensure @@ -5111,6 +5116,7 @@ static void valleyview_setup_pctx(struct drm_device *dev) I915_WRITE(VLV_PCBR, pctx_paddr); out: + DRM_DEBUG_DRIVER("PCBR: 0x%08x\n", I915_READ(VLV_PCBR)); dev_priv->vlv_pctx = pctx; } @@ -5302,8 +5308,6 @@ static void cherryview_enable_rps(struct drm_device *dev) /* For now we assume BIOS is allocating and populating the PCBR */ pcbr = I915_READ(VLV_PCBR); - DRM_DEBUG_DRIVER("PCBR offset : 0x%x\n", pcbr); - /* 3: Enable RC6 */ if ((intel_enable_rc6(dev) & INTEL_RC6_ENABLE) && (pcbr >> VLV_PCBR_ADDR_SHIFT)) |