diff options
| author | Dave Airlie <airlied@redhat.com> | 2009-12-10 15:44:11 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-12-10 15:44:19 +1000 |
| commit | 0b5e8db639de032bd4febbb0a5b1cd2c19bac26d (patch) | |
| tree | eddc436f8cbf85cea5205f7dc118bf0068c2d127 /drivers/gpu/drm/i915/intel_display.c | |
| parent | 7b0a9e8302522d5f7bb7fab6b8a3c8ce8181609c (diff) | |
| parent | 4f8d619cc3ab805aa1726c1dfe196a0705b955bd (diff) | |
Merge remote branch 'anholt/drm-intel-next' into drm-linus
Pull more Intel changes in, especially one to init the GTT properly
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 5146b8094ae..52cd9b006da 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4584,28 +4584,33 @@ void intel_init_clock_gating(struct drm_device *dev) struct drm_i915_gem_object *obj_priv; int ret; - pwrctx = drm_gem_object_alloc(dev, 4096); - if (!pwrctx) { - DRM_DEBUG("failed to alloc power context, RC6 disabled\n"); - goto out; - } + if (dev_priv->pwrctx) { + obj_priv = dev_priv->pwrctx->driver_private; + } else { + pwrctx = drm_gem_object_alloc(dev, 4096); + if (!pwrctx) { + DRM_DEBUG("failed to alloc power context, " + "RC6 disabled\n"); + goto out; + } - ret = i915_gem_object_pin(pwrctx, 4096); - if (ret) { - DRM_ERROR("failed to pin power context: %d\n", ret); - drm_gem_object_unreference(pwrctx); - goto out; - } + ret = i915_gem_object_pin(pwrctx, 4096); + if (ret) { + DRM_ERROR("failed to pin power context: %d\n", + ret); + drm_gem_object_unreference(pwrctx); + goto out; + } - i915_gem_object_set_to_gtt_domain(pwrctx, 1); + i915_gem_object_set_to_gtt_domain(pwrctx, 1); - obj_priv = pwrctx->driver_private; + dev_priv->pwrctx = pwrctx; + obj_priv = pwrctx->driver_private; + } I915_WRITE(PWRCTXA, obj_priv->gtt_offset | PWRCTX_EN); I915_WRITE(MCHBAR_RENDER_STANDBY, I915_READ(MCHBAR_RENDER_STANDBY) & ~RCX_SW_EXIT); - - dev_priv->pwrctx = pwrctx; } out: |