[PATCH 04/12] drm/amdgpu/gmc9: handle gfxoff in interrupt set functions

[Alex Deucher <alexander.deucher@amd.com>]

Need to make sure gfxoff is disallowed when we touch GC
registers over MMIO.

Cc: Yifan Zhang <yifan1.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
index 2568eeaae9454..7a8e86efdfe40 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
@@ -64,6 +64,7 @@ gmc_v10_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
 				   struct amdgpu_irq_src *src, unsigned int type,
 				   enum amdgpu_interrupt_state state)
 {
+	amdgpu_gfx_off_ctrl(adev, false);
 	switch (state) {
 	case AMDGPU_IRQ_STATE_DISABLE:
 		/* MM HUB */
@@ -92,6 +93,7 @@ gmc_v10_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
 	default:
 		break;
 	}
+	amdgpu_gfx_off_ctrl(adev, true);
 
 	return 0;
 }
-- 
2.52.0