| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 15/64] drm/radeon: disable hard reset in hibernate for APUs | Date | Tue, 3 Oct 2017 14:23:07 +0200 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: Alex Deucher <alexander.deucher@amd.com>
commit 820608548737e315c6f93e3099b4e65bde062334 upstream.
Fixes a hibernation regression on APUs.
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=191571 Fixes: 274ad65c9d02bdc (drm/radeon: hard reset r600 and newer GPU when hibernating.) Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/radeon/radeon_device.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1674,7 +1674,7 @@ int radeon_suspend_kms(struct drm_device radeon_agp_suspend(rdev); pci_save_state(dev->pdev); - if (freeze && rdev->family >= CHIP_CEDAR) { + if (freeze && rdev->family >= CHIP_CEDAR && !(rdev->flags & RADEON_IS_IGP)) { rdev->asic->asic_reset(rdev, true); pci_restore_state(dev->pdev); } else if (suspend) {
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