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drm/radeon: Save and restore bios scratch regs during S/R

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[airlied:- adapted slightly in naming]

Signed-off-by: Yang Zhao <yang@yangman.ca>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Yang Zhao 2009-09-15 12:21:01 +10:00 • committed by Dave Airlie
parent ecb114a128
commit f657c2a731
4 changed files with 35 additions and 0 deletions
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3
drivers/gpu/drm/radeon/radeon_device.c
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@ -755,6 +755,8 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
/* wait for gpu to finish processing current batch */
radeon_fence_wait_last(rdev);
radeon_save_bios_scratch_regs(rdev);
if (!rdev->new_init_path) {
radeon_cp_disable(rdev);
radeon_gart_disable(rdev);
@ -828,6 +830,7 @@ int radeon_resume_kms(struct drm_device *dev)
radeon_resume(rdev);
}
out:
radeon_restore_bios_scratch_regs(rdev);
fb_set_suspend(rdev->fbdev_info, 0);
release_console_sem();