diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 37 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 39 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 39 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 39 |
5 files changed, 42 insertions, 114 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 1994335..51a9708 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -108,3 +108,40 @@ void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, unsigned max_s p = next + 1; } } + +void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev) +{ + int i, queue, pipe, mec; + + /* policy for amdgpu compute queue ownership */ + for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) { + queue = i % adev->gfx.mec.num_queue_per_pipe; + pipe = (i / adev->gfx.mec.num_queue_per_pipe) + % adev->gfx.mec.num_pipe_per_mec; + mec = (i / adev->gfx.mec.num_queue_per_pipe) + / adev->gfx.mec.num_pipe_per_mec; + + /* we've run out of HW */ + if (mec >= adev->gfx.mec.num_mec) + break; + + if (adev->gfx.mec.num_mec > 1) { + /* policy: amdgpu owns the first two queues of the first MEC */ + if (mec == 0 && queue < 2) + set_bit(i, adev->gfx.mec.queue_bitmap); + } else { + /* policy: amdgpu owns all queues in the first pipe */ + if (mec == 0 && pipe == 0) + set_bit(i, adev->gfx.mec.queue_bitmap); + } + } + + /* update the number of active compute rings */ + adev->gfx.num_compute_rings = + bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); + + /* If you hit this case and edited the policy, you probably just + * need to increase AMDGPU_MAX_COMPUTE_RINGS */ + if (WARN_ON(adev->gfx.num_compute_rings > AMDGPU_MAX_COMPUTE_RINGS)) + adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS; +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h index 2d846ef..9b9ea6e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h @@ -30,6 +30,8 @@ void amdgpu_gfx_scratch_free(struct amdgpu_device *adev, uint32_t reg); void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, unsigned max_sh); +void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev); + /** * amdgpu_gfx_create_bitmask - create a bitmask * diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 862bc72..6ffb2da 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -2809,43 +2809,6 @@ static void gfx_v7_0_mec_fini(struct amdgpu_device *adev) } } -static void gfx_v7_0_compute_queue_acquire(struct amdgpu_device *adev) -{ - int i, queue, pipe, mec; - - /* policy for amdgpu compute queue ownership */ - for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) { - queue = i % adev->gfx.mec.num_queue_per_pipe; - pipe = (i / adev->gfx.mec.num_queue_per_pipe) - % adev->gfx.mec.num_pipe_per_mec; - mec = (i / adev->gfx.mec.num_queue_per_pipe) - / adev->gfx.mec.num_pipe_per_mec; - - /* we've run out of HW */ - if (mec >= adev->gfx.mec.num_mec) - break; - - if (adev->gfx.mec.num_mec > 1) { - /* policy: amdgpu owns the first two queues of the first MEC */ - if (mec == 0 && queue < 2) - set_bit(i, adev->gfx.mec.queue_bitmap); - } else { - /* policy: amdgpu owns all queues in the first pipe */ - if (mec == 0 && pipe == 0) - set_bit(i, adev->gfx.mec.queue_bitmap); - } - } - - /* update the number of active compute rings */ - adev->gfx.num_compute_rings = - bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); - - /* If you hit this case and edited the policy, you probably just - * need to increase AMDGPU_MAX_COMPUTE_RINGS */ - if (WARN_ON(adev->gfx.num_compute_rings > AMDGPU_MAX_COMPUTE_RINGS)) - adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS; -} - static int gfx_v7_0_mec_init(struct amdgpu_device *adev) { int r; @@ -2870,7 +2833,7 @@ static int gfx_v7_0_mec_init(struct amdgpu_device *adev) adev->gfx.mec.num_queue_per_pipe = 8; /* take ownership of the relevant compute queues */ - gfx_v7_0_compute_queue_acquire(adev); + amdgpu_gfx_compute_queue_acquire(adev); /* allocate space for ALL pipes (even the ones we don't own) */ mec_hpd_size = adev->gfx.mec.num_mec * adev->gfx.mec.num_pipe_per_mec diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 1370b39..cfa37f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -1448,43 +1448,6 @@ static void gfx_v8_0_kiq_free_ring(struct amdgpu_ring *ring, amdgpu_ring_fini(ring); } -static void gfx_v8_0_compute_queue_acquire(struct amdgpu_device *adev) -{ - int i, queue, pipe, mec; - - /* policy for amdgpu compute queue ownership */ - for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) { - queue = i % adev->gfx.mec.num_queue_per_pipe; - pipe = (i / adev->gfx.mec.num_queue_per_pipe) - % adev->gfx.mec.num_pipe_per_mec; - mec = (i / adev->gfx.mec.num_queue_per_pipe) - / adev->gfx.mec.num_pipe_per_mec; - - /* we've run out of HW */ - if (mec >= adev->gfx.mec.num_mec) - break; - - if (adev->gfx.mec.num_mec > 1) { - /* policy: amdgpu owns the first two queues of the first MEC */ - if (mec == 0 && queue < 2) - set_bit(i, adev->gfx.mec.queue_bitmap); - } else { - /* policy: amdgpu owns all queues in the first pipe */ - if (mec == 0 && pipe == 0) - set_bit(i, adev->gfx.mec.queue_bitmap); - } - } - - /* update the number of active compute rings */ - adev->gfx.num_compute_rings = - bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); - - /* If you hit this case and edited the policy, you probably just - * need to increase AMDGPU_MAX_COMPUTE_RINGS */ - if (WARN_ON(adev->gfx.num_compute_rings > AMDGPU_MAX_COMPUTE_RINGS)) - adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS; -} - static int gfx_v8_0_mec_init(struct amdgpu_device *adev) { int r; @@ -1513,7 +1476,7 @@ static int gfx_v8_0_mec_init(struct amdgpu_device *adev) adev->gfx.mec.num_queue_per_pipe = 8; /* take ownership of the relevant compute queues */ - gfx_v8_0_compute_queue_acquire(adev); + amdgpu_gfx_compute_queue_acquire(adev); mec_hpd_size = adev->gfx.num_compute_rings * GFX8_MEC_HPD_SIZE; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 9d675b3..3ea0e71 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -857,43 +857,6 @@ static void gfx_v9_0_mec_fini(struct amdgpu_device *adev) } } -static void gfx_v9_0_compute_queue_acquire(struct amdgpu_device *adev) -{ - int i, queue, pipe, mec; - - /* policy for amdgpu compute queue ownership */ - for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) { - queue = i % adev->gfx.mec.num_queue_per_pipe; - pipe = (i / adev->gfx.mec.num_queue_per_pipe) - % adev->gfx.mec.num_pipe_per_mec; - mec = (i / adev->gfx.mec.num_queue_per_pipe) - / adev->gfx.mec.num_pipe_per_mec; - - /* we've run out of HW */ - if (mec >= adev->gfx.mec.num_mec) - break; - - if (adev->gfx.mec.num_mec > 1) { - /* policy: amdgpu owns the first two queues of the first MEC */ - if (mec == 0 && queue < 2) - set_bit(i, adev->gfx.mec.queue_bitmap); - } else { - /* policy: amdgpu owns all queues in the first pipe */ - if (mec == 0 && pipe == 0) - set_bit(i, adev->gfx.mec.queue_bitmap); - } - } - - /* update the number of active compute rings */ - adev->gfx.num_compute_rings = - bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES); - - /* If you hit this case and edited the policy, you probably just - * need to increase AMDGPU_MAX_COMPUTE_RINGS */ - if (WARN_ON(adev->gfx.num_compute_rings > AMDGPU_MAX_COMPUTE_RINGS)) - adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS; -} - static int gfx_v9_0_mec_init(struct amdgpu_device *adev) { int r; @@ -920,7 +883,7 @@ static int gfx_v9_0_mec_init(struct amdgpu_device *adev) adev->gfx.mec.num_queue_per_pipe = 8; /* take ownership of the relevant compute queues */ - gfx_v9_0_compute_queue_acquire(adev); + amdgpu_gfx_compute_queue_acquire(adev); mec_hpd_size = adev->gfx.num_compute_rings * GFX9_MEC_HPD_SIZE; if (adev->gfx.mec.hpd_eop_obj == NULL) { |
