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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 15ee13c3bd9e..b644c78475fd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -52,7 +52,6 @@
/**
* amdgpu_ring_alloc - allocate space on the ring buffer
*
- * @adev: amdgpu_device pointer
* @ring: amdgpu_ring structure holding ring information
* @ndw: number of dwords to allocate in the ring buffer
*
@@ -95,7 +94,8 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
amdgpu_ring_write(ring, ring->funcs->nop);
}
-/** amdgpu_ring_generic_pad_ib - pad IB with NOP packets
+/**
+ * amdgpu_ring_generic_pad_ib - pad IB with NOP packets
*
* @ring: amdgpu_ring structure holding ring information
* @ib: IB to add NOP packets to
@@ -112,7 +112,6 @@ void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib)
* amdgpu_ring_commit - tell the GPU to execute the new
* commands on the ring buffer
*
- * @adev: amdgpu_device pointer
* @ring: amdgpu_ring structure holding ring information
*
* Update the wptr (write pointer) to tell the GPU to
@@ -155,8 +154,10 @@ void amdgpu_ring_undo(struct amdgpu_ring *ring)
*
* @adev: amdgpu_device pointer
* @ring: amdgpu_ring structure holding ring information
- * @max_ndw: maximum number of dw for ring alloc
- * @nop: nop packet for this ring
+ * @max_dw: maximum number of dw for ring alloc
+ * @irq_src: interrupt source to use for this ring
+ * @irq_type: interrupt type to use for this ring
+ * @hw_prio: ring priority (NORMAL/HIGH)
*
* Initialize the driver information for the selected ring (all asics).
* Returns 0 on success, error on failure.
@@ -165,7 +166,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
unsigned int max_dw, struct amdgpu_irq_src *irq_src,
unsigned int irq_type, unsigned int hw_prio)
{
- int r, i;
+ int r;
int sched_hw_submission = amdgpu_sched_hw_submission;
u32 *num_sched;
u32 hw_ip;
@@ -257,8 +258,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
}
ring->max_dw = max_dw;
- ring->priority = DRM_SCHED_PRIORITY_NORMAL;
- mutex_init(&ring->priority_mutex);
+ ring->hw_prio = hw_prio;
if (!ring->no_scheduler) {
hw_ip = ring->funcs->type;
@@ -267,16 +267,12 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
&ring->sched;
}
- for (i = DRM_SCHED_PRIORITY_MIN; i < DRM_SCHED_PRIORITY_COUNT; ++i)
- atomic_set(&ring->num_jobs[i], 0);
-
return 0;
}
/**
* amdgpu_ring_fini - tear down the driver ring struct.
*
- * @adev: amdgpu_device pointer
* @ring: amdgpu_ring structure holding ring information
*
* Tear down the driver information for the selected ring (all asics).
@@ -310,7 +306,7 @@ void amdgpu_ring_fini(struct amdgpu_ring *ring)
/**
* amdgpu_ring_emit_reg_write_reg_wait_helper - ring helper
*
- * @adev: amdgpu_device pointer
+ * @ring: ring to write to
* @reg0: register to write
* @reg1: register to wait on
* @ref: reference value to write/wait on
@@ -396,7 +392,7 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, char __user *buf,
return result;
value = ring->ring[(*pos - 12)/4];
- r = put_user(value, (uint32_t*)buf);
+ r = put_user(value, (uint32_t *)buf);
if (r)
return r;
buf += 4;