[PATCH 13/27] drm/amdkfd: Move sdma_queue_id calculation into allocate_sdma_queue()
Kuehling, Felix
Felix.Kuehling at amd.com
Sun Apr 28 07:44:12 UTC 2019
From: Yong Zhao <Yong.Zhao at amd.com>
This avoids duplicated code.
Signed-off-by: Yong Zhao <Yong.Zhao at amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling at amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling at amd.com>
---
.../drm/amd/amdkfd/kfd_device_queue_manager.c | 29 +++++++------------
1 file changed, 11 insertions(+), 18 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index e2de246d681b..38c66b8ffd31 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -883,7 +883,7 @@ static int stop_nocpsch(struct device_queue_manager *dqm)
}
static int allocate_sdma_queue(struct device_queue_manager *dqm,
- unsigned int *sdma_id)
+ struct queue *q)
{
int bit;
@@ -892,7 +892,14 @@ static int allocate_sdma_queue(struct device_queue_manager *dqm,
bit = __ffs64(dqm->sdma_bitmap);
dqm->sdma_bitmap &= ~(1ULL << bit);
- *sdma_id = bit;
+ q->sdma_id = bit;
+
+ q->properties.sdma_engine_id = q->sdma_id % get_num_sdma_engines(dqm);
+ q->properties.sdma_queue_id = q->sdma_id / get_num_sdma_engines(dqm);
+
+ pr_debug("SDMA id is: %d\n", q->sdma_id);
+ pr_debug("SDMA engine id: %d\n", q->properties.sdma_engine_id);
+ pr_debug("SDMA queue id: %d\n", q->properties.sdma_queue_id);
return 0;
}
@@ -914,21 +921,14 @@ static int create_sdma_queue_nocpsch(struct device_queue_manager *dqm,
mqd_mgr = dqm->mqd_mgrs[KFD_MQD_TYPE_SDMA];
- retval = allocate_sdma_queue(dqm, &q->sdma_id);
+ retval = allocate_sdma_queue(dqm, q);
if (retval)
return retval;
- q->properties.sdma_queue_id = q->sdma_id / get_num_sdma_engines(dqm);
- q->properties.sdma_engine_id = q->sdma_id % get_num_sdma_engines(dqm);
-
retval = allocate_doorbell(qpd, q);
if (retval)
goto out_deallocate_sdma_queue;
- pr_debug("SDMA id is: %d\n", q->sdma_id);
- pr_debug("SDMA queue id: %d\n", q->properties.sdma_queue_id);
- pr_debug("SDMA engine id: %d\n", q->properties.sdma_engine_id);
-
dqm->asic_ops.init_sdma_vm(dqm, q, qpd);
retval = mqd_mgr->init_mqd(mqd_mgr, &q->mqd, &q->mqd_mem_obj,
&q->gart_mqd_addr, &q->properties);
@@ -1129,16 +1129,9 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q,
}
if (q->properties.type == KFD_QUEUE_TYPE_SDMA) {
- retval = allocate_sdma_queue(dqm, &q->sdma_id);
+ retval = allocate_sdma_queue(dqm, q);
if (retval)
goto out;
- q->properties.sdma_queue_id =
- q->sdma_id / get_num_sdma_engines(dqm);
- q->properties.sdma_engine_id =
- q->sdma_id % get_num_sdma_engines(dqm);
- pr_debug("SDMA id is: %d\n", q->sdma_id);
- pr_debug("SDMA queue id: %d\n", q->properties.sdma_queue_id);
- pr_debug("SDMA engine id: %d\n", q->properties.sdma_engine_id);
}
retval = allocate_doorbell(qpd, q);
--
2.17.1
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