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drm/radeon/kms: re-enable gui idle interrupts on r6xx+

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Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-04-29 16:14:02 -04:00 committed by Dave Airlie
parent f4b7fb94c5
commit 4f3218cbc3
1 changed files with 13 additions and 11 deletions
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24
drivers/gpu/drm/radeon/radeon_pm.c
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@ -64,17 +64,19 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev, int static_switch)
mutex_lock(&rdev->ddev->struct_mutex);
mutex_lock(&rdev->vram_mutex);
mutex_lock(&rdev->cp.mutex);
#if 0
/* wait for GPU idle */
rdev->pm.gui_idle = false;
rdev->irq.gui_idle = true;
radeon_irq_set(rdev);
wait_event_interruptible_timeout(
rdev->irq.idle_queue, rdev->pm.gui_idle,
msecs_to_jiffies(RADEON_WAIT_IDLE_TIMEOUT));
rdev->irq.gui_idle = false;
radeon_irq_set(rdev);
#endif
/* gui idle int has issues on older chips it seems */
if (rdev->family >= CHIP_R600) {
/* wait for GPU idle */
rdev->pm.gui_idle = false;
rdev->irq.gui_idle = true;
radeon_irq_set(rdev);
wait_event_interruptible_timeout(
rdev->irq.idle_queue, rdev->pm.gui_idle,
msecs_to_jiffies(RADEON_WAIT_IDLE_TIMEOUT));
rdev->irq.gui_idle = false;
radeon_irq_set(rdev);
}
radeon_unmap_vram_bos(rdev);
if (!static_switch) {