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drm: fixup i915 interrupt on X server exit

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Fixes: IRQ disabled (i915?) when switchig between gnome themes (gnome-theme-manager)

Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Dave Airlie 2006-02-18 15:17:04 +11:00
parent bd71c2b174
commit 91e3738ebc
1 changed files with 5 additions and 0 deletions
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5
drivers/char/drm/i915_irq.c
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@ -202,10 +202,15 @@ void i915_driver_irq_postinstall(drm_device_t * dev)
void i915_driver_irq_uninstall(drm_device_t * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
u16 temp;
if (!dev_priv)
return;
I915_WRITE16(I915REG_HWSTAM, 0xffff);
I915_WRITE16(I915REG_INT_MASK_R, 0xffff);
I915_WRITE16(I915REG_INT_ENABLE_R, 0x0);
temp = I915_READ16(I915REG_INT_IDENTITY_R);
I915_WRITE16(I915REG_INT_IDENTITY_R, temp);
}