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drm/i915: Cleanup gen3 irq uninstall 

Bring the for-each-pipe loops together so that the code is easier on the
eyes.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Chris Wilson 2012-04-24 22:59:49 +01:00 committed by Daniel Vetter
parent 00d98ebd94
commit 55b39755ea
1 changed files with 4 additions and 7 deletions
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11
drivers/gpu/drm/i915/i915_irq.c
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@ -2527,9 +2527,6 @@ static void i915_irq_uninstall(struct drm_device * dev)
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int pipe;
if (!dev_priv)
return;
dev_priv->vblank_pipe = 0;
if (I915_HAS_HOTPLUG(dev)) {
@ -2538,14 +2535,14 @@ static void i915_irq_uninstall(struct drm_device * dev)
}
I915_WRITE16(HWSTAM, 0xffff);
for_each_pipe(pipe)
for_each_pipe(pipe) {
/* Clear enable bits; then clear status bits */
I915_WRITE(PIPESTAT(pipe), 0);
I915_WRITE(PIPESTAT(pipe), I915_READ(PIPESTAT(pipe)));
}
I915_WRITE(IMR, 0xffffffff);
I915_WRITE(IER, 0x0);
for_each_pipe(pipe)
I915_WRITE(PIPESTAT(pipe),
I915_READ(PIPESTAT(pipe)) & 0x8000ffff);
I915_WRITE(IIR, I915_READ(IIR));
}