Commit 39300115 authored by Alex Deucher's avatar Alex Deucher

drm/amdgpu: split gfx_v8_0_kiq_init_queue into two

One for KIQ and one for the KCQ. This simplifies the logic and
allows for future optimizations.
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f776952b
......@@ -4966,25 +4966,18 @@ static int gfx_v8_0_kiq_init_register(struct amdgpu_ring *ring)
static int gfx_v8_0_kiq_init_queue(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct amdgpu_kiq *kiq = &adev->gfx.kiq;
struct vi_mqd *mqd = ring->mqd_ptr;
bool is_kiq = (ring->funcs->type == AMDGPU_RING_TYPE_KIQ);
int mqd_idx = AMDGPU_MAX_COMPUTE_RINGS;
int r;
if (is_kiq) {
gfx_v8_0_kiq_setting(&kiq->ring);
} else {
mqd_idx = ring - &adev->gfx.compute_ring[0];
}
gfx_v8_0_kiq_setting(ring);
if (!adev->gfx.in_reset && !adev->gfx.in_suspend) {
memset((void *)mqd, 0, sizeof(*mqd));
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_mqd_init(ring);
if (is_kiq)
gfx_v8_0_kiq_init_register(ring);
gfx_v8_0_kiq_init_register(ring);
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
......@@ -4999,19 +4992,46 @@ static int gfx_v8_0_kiq_init_queue(struct amdgpu_ring *ring)
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
if (is_kiq) {
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_kiq_init_register(ring);
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
}
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_kiq_init_register(ring);
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
}
if (is_kiq)
r = gfx_v8_0_kiq_enable(ring);
else
r = gfx_v8_0_map_queue_enable(&kiq->ring, ring);
r = gfx_v8_0_kiq_enable(ring);
return r;
}
static int gfx_v8_0_kcq_init_queue(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct vi_mqd *mqd = ring->mqd_ptr;
int mqd_idx = ring - &adev->gfx.compute_ring[0];
int r;
if (!adev->gfx.in_reset && !adev->gfx.in_suspend) {
memset((void *)mqd, 0, sizeof(*mqd));
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_mqd_init(ring);
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(adev->gfx.mec.mqd_backup[mqd_idx], mqd, sizeof(*mqd));
} else { /* for GPU_RESET case */
/* reset MQD to a clean status */
if (adev->gfx.mec.mqd_backup[mqd_idx])
memcpy(mqd, adev->gfx.mec.mqd_backup[mqd_idx], sizeof(*mqd));
/* reset ring buffer */
ring->wptr = 0;
amdgpu_ring_clear_ring(ring);
}
r = gfx_v8_0_map_queue_enable(&kiq->ring, ring);
return r;
}
......@@ -5054,7 +5074,7 @@ static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev)
goto done;
r = amdgpu_bo_kmap(ring->mqd_obj, &ring->mqd_ptr);
if (!r) {
r = gfx_v8_0_kiq_init_queue(ring);
r = gfx_v8_0_kcq_init_queue(ring);
amdgpu_bo_kunmap(ring->mqd_obj);
ring->mqd_ptr = NULL;
}
......
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