Re: [PATCH v1 4/4] drm/amdgpu: remove unused functions
Am 02.03.20 um 10:52 schrieb Nirmoy Das:
amdgpu statically set priority for compute queues
at initialization so remove all the functions
responsible changing compute queue priority dynamically
Signed-off-by: Nirmoy Das
Reviewed-by: Christian König
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 70
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 7 --
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c| 99 --
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c| 100 ---
4 files changed, 276 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index ca6b52054b4b..a7e1d0425ed0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -150,76 +150,6 @@ void amdgpu_ring_undo(struct amdgpu_ring *ring)
ring->funcs->end_use(ring);
}
-/**
- * amdgpu_ring_priority_put - restore a ring's priority
- *
- * @ring: amdgpu_ring structure holding the information
- * @priority: target priority
- *
- * Release a request for executing at @priority
- */
-void amdgpu_ring_priority_put(struct amdgpu_ring *ring,
- enum drm_sched_priority priority)
-{
- int i;
-
- if (!ring->funcs->set_priority)
- return;
-
- if (atomic_dec_return(>num_jobs[priority]) > 0)
- return;
-
- /* no need to restore if the job is already at the lowest priority */
- if (priority == DRM_SCHED_PRIORITY_NORMAL)
- return;
-
- mutex_lock(>priority_mutex);
- /* something higher prio is executing, no need to decay */
- if (ring->priority > priority)
- goto out_unlock;
-
- /* decay priority to the next level with a job available */
- for (i = priority; i >= DRM_SCHED_PRIORITY_MIN; i--) {
- if (i == DRM_SCHED_PRIORITY_NORMAL
- || atomic_read(>num_jobs[i])) {
- ring->priority = i;
- ring->funcs->set_priority(ring, i);
- break;
- }
- }
-
-out_unlock:
- mutex_unlock(>priority_mutex);
-}
-
-/**
- * amdgpu_ring_priority_get - change the ring's priority
- *
- * @ring: amdgpu_ring structure holding the information
- * @priority: target priority
- *
- * Request a ring's priority to be raised to @priority (refcounted).
- */
-void amdgpu_ring_priority_get(struct amdgpu_ring *ring,
- enum drm_sched_priority priority)
-{
- if (!ring->funcs->set_priority)
- return;
-
- if (atomic_inc_return(>num_jobs[priority]) <= 0)
- return;
-
- mutex_lock(>priority_mutex);
- if (priority <= ring->priority)
- goto out_unlock;
-
- ring->priority = priority;
- ring->funcs->set_priority(ring, priority);
-
-out_unlock:
- mutex_unlock(>priority_mutex);
-}
-
/**
* amdgpu_ring_init - init driver ring struct.
*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 34fcd467f18d..87ec35b68bfd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -167,9 +167,6 @@ struct amdgpu_ring_funcs {
uint32_t reg0, uint32_t reg1,
uint32_t ref, uint32_t mask);
void (*emit_tmz)(struct amdgpu_ring *ring, bool start);
- /* priority functions */
- void (*set_priority) (struct amdgpu_ring *ring,
- enum drm_sched_priority priority);
/* Try to soft recover the ring to make the fence signal */
void (*soft_recovery)(struct amdgpu_ring *ring, unsigned vmid);
int (*preempt_ib)(struct amdgpu_ring *ring);
@@ -259,10 +256,6 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring,
uint32_t count);
void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib
*ib);
void amdgpu_ring_commit(struct amdgpu_ring *ring);
void amdgpu_ring_undo(struct amdgpu_ring *ring);
-void amdgpu_ring_priority_get(struct amdgpu_ring *ring,
- enum drm_sched_priority priority);
-void amdgpu_ring_priority_put(struct amdgpu_ring *ring,
- enum drm_sched_priority priority);
int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
unsigned ring_size, struct amdgpu_irq_src *irq_src,
unsigned irq_type);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index a222de088af7..88646623bc34 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -6275,104 +6275,6 @@ static void gfx_v8_0_ring_set_wptr_compute(struct
amdgpu_ring *ring)
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
}
-static void
[PATCH v1 4/4] drm/amdgpu: remove unused functions
amdgpu statically set priority for compute queues
at initialization so remove all the functions
responsible changing compute queue priority dynamically
Signed-off-by: Nirmoy Das
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 70
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 7 --
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c| 99 --
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c| 100 ---
4 files changed, 276 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index ca6b52054b4b..a7e1d0425ed0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -150,76 +150,6 @@ void amdgpu_ring_undo(struct amdgpu_ring *ring)
ring->funcs->end_use(ring);
}
-/**
- * amdgpu_ring_priority_put - restore a ring's priority
- *
- * @ring: amdgpu_ring structure holding the information
- * @priority: target priority
- *
- * Release a request for executing at @priority
- */
-void amdgpu_ring_priority_put(struct amdgpu_ring *ring,
- enum drm_sched_priority priority)
-{
- int i;
-
- if (!ring->funcs->set_priority)
- return;
-
- if (atomic_dec_return(>num_jobs[priority]) > 0)
- return;
-
- /* no need to restore if the job is already at the lowest priority */
- if (priority == DRM_SCHED_PRIORITY_NORMAL)
- return;
-
- mutex_lock(>priority_mutex);
- /* something higher prio is executing, no need to decay */
- if (ring->priority > priority)
- goto out_unlock;
-
- /* decay priority to the next level with a job available */
- for (i = priority; i >= DRM_SCHED_PRIORITY_MIN; i--) {
- if (i == DRM_SCHED_PRIORITY_NORMAL
- || atomic_read(>num_jobs[i])) {
- ring->priority = i;
- ring->funcs->set_priority(ring, i);
- break;
- }
- }
-
-out_unlock:
- mutex_unlock(>priority_mutex);
-}
-
-/**
- * amdgpu_ring_priority_get - change the ring's priority
- *
- * @ring: amdgpu_ring structure holding the information
- * @priority: target priority
- *
- * Request a ring's priority to be raised to @priority (refcounted).
- */
-void amdgpu_ring_priority_get(struct amdgpu_ring *ring,
- enum drm_sched_priority priority)
-{
- if (!ring->funcs->set_priority)
- return;
-
- if (atomic_inc_return(>num_jobs[priority]) <= 0)
- return;
-
- mutex_lock(>priority_mutex);
- if (priority <= ring->priority)
- goto out_unlock;
-
- ring->priority = priority;
- ring->funcs->set_priority(ring, priority);
-
-out_unlock:
- mutex_unlock(>priority_mutex);
-}
-
/**
* amdgpu_ring_init - init driver ring struct.
*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
index 34fcd467f18d..87ec35b68bfd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
@@ -167,9 +167,6 @@ struct amdgpu_ring_funcs {
uint32_t reg0, uint32_t reg1,
uint32_t ref, uint32_t mask);
void (*emit_tmz)(struct amdgpu_ring *ring, bool start);
- /* priority functions */
- void (*set_priority) (struct amdgpu_ring *ring,
- enum drm_sched_priority priority);
/* Try to soft recover the ring to make the fence signal */
void (*soft_recovery)(struct amdgpu_ring *ring, unsigned vmid);
int (*preempt_ib)(struct amdgpu_ring *ring);
@@ -259,10 +256,6 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring,
uint32_t count);
void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib
*ib);
void amdgpu_ring_commit(struct amdgpu_ring *ring);
void amdgpu_ring_undo(struct amdgpu_ring *ring);
-void amdgpu_ring_priority_get(struct amdgpu_ring *ring,
- enum drm_sched_priority priority);
-void amdgpu_ring_priority_put(struct amdgpu_ring *ring,
- enum drm_sched_priority priority);
int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
unsigned ring_size, struct amdgpu_irq_src *irq_src,
unsigned irq_type);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index a222de088af7..88646623bc34 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -6275,104 +6275,6 @@ static void gfx_v8_0_ring_set_wptr_compute(struct
amdgpu_ring *ring)
WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
}
-static void gfx_v8_0_ring_set_pipe_percent(struct amdgpu_ring *ring,
- bool
