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Diffstat (limited to 'shared-core/i915_dma.c')
-rw-r--r--shared-core/i915_dma.c47
1 files changed, 1 insertions, 46 deletions
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 47f1f463..852b2437 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -1010,7 +1010,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
{
struct drm_i915_private *dev_priv;
unsigned long base, size;
- int ret = 0, num_pipes = 2, mmio_bar = IS_I9XX(dev) ? 0 : 1;
+ int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
/* i915 has 4 more counters */
dev->counters += 4;
@@ -1043,57 +1043,12 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
#endif
#endif
- I915_WRITE16(HWSTAM, 0xeffe);
- I915_WRITE16(IMR, 0x0);
- I915_WRITE16(IER, 0x0);
-
- DRM_SPININIT(&dev_priv->swaps_lock, "swap");
- INIT_LIST_HEAD(&dev_priv->vbl_swaps.head);
- dev_priv->swaps_pending = 0;
-
- DRM_SPININIT(&dev_priv->user_irq_lock, "userirq");
- dev_priv->user_irq_refcount = 0;
- dev_priv->irq_enable_reg = 0;
-
- ret = drm_vblank_init(dev, num_pipes);
- if (ret)
- return ret;
-
- dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
- dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
-
- i915_enable_interrupt(dev);
- DRM_INIT_WAITQUEUE(&dev_priv->irq_queue);
-
- /*
- * Initialize the hardware status page IRQ location.
- */
-
- I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
-
return ret;
}
int i915_driver_unload(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 temp;
-
- if (dev_priv) {
- dev_priv->vblank_pipe = 0;
-
- dev_priv->irq_enabled = 0;
- I915_WRITE(HWSTAM, 0xffffffff);
- I915_WRITE(IMR, 0xffffffff);
- I915_WRITE(IER, 0x0);
-
- temp = I915_READ(PIPEASTAT);
- I915_WRITE(PIPEASTAT, temp);
- temp = I915_READ(PIPEBSTAT);
- I915_WRITE(PIPEBSTAT, temp);
- temp = I915_READ(IIR);
- I915_WRITE(IIR, temp);
- }
if (dev_priv->mmio_map)
drm_rmmap(dev, dev_priv->mmio_map);