[PATCH 2/3] drm/amdgpu: move gfx_v*_0_compute_queue_acquire to common code
Alex Deucher
alexdeucher at gmail.com
Wed Jun 7 15:10:28 UTC 2017
Same function was duplicated in all gfx IP files.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 37 +++++++++++++++++++++++++++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 2 ++
drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 39 +--------------------------------
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 39 +--------------------------------
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) {
--
2.5.5
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