diff options
Diffstat (limited to 'shared-core/i915_init.c')
| -rw-r--r-- | shared-core/i915_init.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/shared-core/i915_init.c b/shared-core/i915_init.c index 43040e6e..61576aae 100644 --- a/shared-core/i915_init.c +++ b/shared-core/i915_init.c @@ -211,6 +211,13 @@ int i915_driver_load(drm_device_t *dev, unsigned long flags) dev_priv->sarea_priv->pf_current_page = 0; + memset((void *)(dev_priv->ring.virtual_start), 0, dev_priv->ring.Size); + + I915_WRITE(LP_RING + RING_START, dev_priv->ring.Start); + I915_WRITE(LP_RING + RING_LEN, + ((dev_priv->ring.Size - 4096) & RING_NR_PAGES) | + (RING_NO_REPORT | RING_VALID)); + /* We are using separate values as placeholders for mechanisms for * private backbuffer/depthbuffer usage. */ @@ -236,7 +243,7 @@ int i915_driver_load(drm_device_t *dev, unsigned long flags) memset(dev_priv->hw_status_page, 0, PAGE_SIZE); DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); - I915_WRITE(0x02080, dev_priv->dma_status_page); + I915_WRITE(I915REG_HWS_PGA, dev_priv->dma_status_page); DRM_DEBUG("Enabled hardware status page\n"); intel_modeset_init(dev); @@ -255,7 +262,7 @@ int i915_driver_unload(drm_device_t *dev) dev_priv->hw_status_page = NULL; dev_priv->dma_status_page = 0; /* Need to rewrite hardware status page */ - I915_WRITE(0x02080, 0x1ffff000); + I915_WRITE(I915REG_HWS_PGA, 0x1ffff000); } I915_WRITE(LP_RING + RING_LEN, 0); @@ -265,7 +272,7 @@ int i915_driver_unload(drm_device_t *dev) drm_mem_reg_iounmap(dev, &dev_priv->ring_buffer->mem, dev_priv->ring.virtual_start); - DRM_DEBUG("usage is %d\n", dev_priv->ring_buffer->usage); + DRM_DEBUG("usage is %d\n", atomic_read(&dev_priv->ring_buffer->usage)); mutex_lock(&dev->struct_mutex); drm_bo_usage_deref_locked(dev_priv->ring_buffer); mutex_unlock(&dev->struct_mutex); |