Commit ba0c13b7 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amdgpu: Add common gfx func Disable kcq via kiq 



so can be shared with gfx8 and gfx9

Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent bc4a6f71

drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c

+19 −0
Original line number Diff line number Diff line
@@ -431,6 +431,25 @@ void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev) 
			      &ring->mqd_ptr);

}



int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev)

{

	struct amdgpu_kiq *kiq = &adev->gfx.kiq;

	struct amdgpu_ring *kiq_ring = &kiq->ring;

	int i;



	if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)

		return -EINVAL;



	if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size *

					adev->gfx.num_compute_rings))

		return -ENOMEM;



	for (i = 0; i < adev->gfx.num_compute_rings; i++)

		kiq->pmf->kiq_unmap_queues(kiq_ring, &adev->gfx.compute_ring[i], true);



	return amdgpu_ring_test_ring(kiq_ring);

}



/* amdgpu_gfx_off_ctrl - Handle gfx off feature enable/disable

 *

 * @adev: amdgpu_device pointer

drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h

+1 −0
Original line number Diff line number Diff line
@@ -353,6 +353,7 @@ int amdgpu_gfx_kiq_init(struct amdgpu_device *adev, 
int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,

			   unsigned mqd_size);

void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev);

int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev);



void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev);

void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev);