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drm/amdgpu: add [en/dis]able_kgq() functions

Browse source 
To replace the IP specific variants which are largely
duplicate.

Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2023-04-24 14:24:20 -04:00
parent 4ab9d5848c
commit 1156e1a60f
2 changed files with 70 additions and 0 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

68
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
View file

@ -519,6 +519,39 @@ int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev, int xcc_id)
return r;
}
int amdgpu_gfx_disable_kgq(struct amdgpu_device *adev, int xcc_id)
{
struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id];
struct amdgpu_ring *kiq_ring = &kiq->ring;
int i, r = 0;
int j;
if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
return -EINVAL;
spin_lock(&kiq->ring_lock);
if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) {
if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size *
adev->gfx.num_gfx_rings)) {
spin_unlock(&kiq->ring_lock);
return -ENOMEM;
}
for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
j = i + xcc_id * adev->gfx.num_gfx_rings;
kiq->pmf->kiq_unmap_queues(kiq_ring,
&adev->gfx.gfx_ring[i],
PREEMPT_QUEUES, 0, 0);
}
}
if (adev->gfx.kiq[0].ring.sched.ready && !adev->job_hang)
r = amdgpu_ring_test_helper(kiq_ring);
spin_unlock(&kiq->ring_lock);
return r;
}
int amdgpu_queue_mask_bit_to_set_resource_bit(struct amdgpu_device *adev,
int queue_bit)
{
@ -590,6 +623,41 @@ int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev, int xcc_id)
return r;
}
int amdgpu_gfx_enable_kgq(struct amdgpu_device *adev, int xcc_id)
{
struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_id];
struct amdgpu_ring *kiq_ring = &kiq->ring;
int r, i, j;
if (!kiq->pmf || !kiq->pmf->kiq_map_queues)
return -EINVAL;
spin_lock(&kiq->ring_lock);
/* No need to map kcq on the slave */
if (amdgpu_gfx_is_master_xcc(adev, xcc_id)) {
r = amdgpu_ring_alloc(kiq_ring, kiq->pmf->map_queues_size *
adev->gfx.num_gfx_rings);
if (r) {
DRM_ERROR("Failed to lock KIQ (%d).\n", r);
spin_unlock(&adev->gfx.kiq[0].ring_lock);
return r;
}
for (i = 0; i < adev->gfx.num_gfx_rings; i++) {
j = i + xcc_id * adev->gfx.num_gfx_rings;
kiq->pmf->kiq_map_queues(kiq_ring,
&adev->gfx.gfx_ring[i]);
}
}
r = amdgpu_ring_test_helper(kiq_ring);
spin_unlock(&kiq->ring_lock);
if (r)
DRM_ERROR("KCQ enable failed\n");
return r;
}
/* amdgpu_gfx_off_ctrl - Handle gfx off feature enable/disable
*
* @adev: amdgpu_device pointer

2
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
View file

@ -433,6 +433,8 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev, int xcc_id);
int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev, int xcc_id);
int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev, int xcc_id);
int amdgpu_gfx_disable_kgq(struct amdgpu_device *adev, int xcc_id);
int amdgpu_gfx_enable_kgq(struct amdgpu_device *adev, int xcc_id);
void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev);
void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev);