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From 80de5913cf31c86d64547af0715de4822c9b1abe Mon Sep 17 00:00:00 2001
From: Chunming Zhou <david1.zhou@amd.com>
Date: Wed, 5 Aug 2015 19:07:08 +0800
Subject: [PATCH 0434/1050] Revert "drm/amdgpu: return new seq_no for
amd_sched_push_job"
This reverts commit d1d33da8eb86b8ca41dd9ed95738030df5267b95.
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
Conflicts:
drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 5 +++--
drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c | 9 +++++++--
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 27 +++++++++++++++++++++------
drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 10 ++++++----
drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 2 +-
5 files changed, 38 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index aa1bc24..f72a858 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -901,6 +901,8 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
if (amdgpu_enable_scheduler && parser->num_ibs) {
struct amdgpu_ring * ring =
amdgpu_cs_parser_get_ring(adev, parser);
+ parser->ibs[parser->num_ibs - 1].sequence = atomic64_inc_return(
+ &parser->ctx->rings[ring->idx].c_entity.last_queued_v_seq);
if (ring->is_pte_ring || (parser->bo_list && parser->bo_list->has_userptr)) {
r = amdgpu_cs_parser_prepare_job(parser);
if (r)
@@ -910,8 +912,7 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
parser->ring = ring;
parser->run_job = amdgpu_cs_parser_run_job;
parser->free_job = amdgpu_cs_parser_free_job;
- parser->ibs[parser->num_ibs - 1].sequence =
- amd_sched_push_job(ring->scheduler,
+ amd_sched_push_job(ring->scheduler,
&parser->ctx->rings[ring->idx].c_entity,
parser);
cs->out.handle = parser->ibs[parser->num_ibs - 1].sequence;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
index 995901b..0fcf020 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
@@ -121,6 +121,7 @@ int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
{
int r = 0;
if (amdgpu_enable_scheduler) {
+ uint64_t v_seq;
struct amdgpu_cs_parser *sched_job =
amdgpu_cs_parser_create(adev, owner, &adev->kernel_ctx,
ibs, 1);
@@ -128,12 +129,16 @@ int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev,
return -ENOMEM;
}
sched_job->free_job = free_job;
- ibs[num_ibs - 1].sequence = amd_sched_push_job(ring->scheduler,
+ v_seq = atomic64_inc_return(&adev->kernel_ctx.rings[ring->idx].c_entity.last_queued_v_seq);
+ ibs[num_ibs - 1].sequence = v_seq;
+ amd_sched_push_job(ring->scheduler,
&adev->kernel_ctx.rings[ring->idx].c_entity,
sched_job);
r = amd_sched_wait_emit(
&adev->kernel_ctx.rings[ring->idx].c_entity,
- ibs[num_ibs - 1].sequence, false, -1);
+ v_seq,
+ false,
+ -1);
if (r)
WARN(true, "emit timeout\n");
} else
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 78713ae..9d5043c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -371,6 +371,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
if (amdgpu_enable_scheduler) {
int r;
+ uint64_t v_seq;
sched_job = amdgpu_cs_parser_create(adev, AMDGPU_FENCE_OWNER_VM,
&adev->kernel_ctx, ib, 1);
if(!sched_job)
@@ -378,11 +379,15 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
sched_job->job_param.vm.bo = bo;
sched_job->run_job = amdgpu_vm_run_job;
sched_job->free_job = amdgpu_vm_free_job;
- ib->sequence = amd_sched_push_job(ring->scheduler,
+ v_seq = atomic64_inc_return(&adev->kernel_ctx.rings[ring->idx].c_entity.last_queued_v_seq);
+ ib->sequence = v_seq;
+ amd_sched_push_job(ring->scheduler,
&adev->kernel_ctx.rings[ring->idx].c_entity,
sched_job);
r = amd_sched_wait_emit(&adev->kernel_ctx.rings[ring->idx].c_entity,
- ib->sequence, false, -1);
+ v_seq,
+ false,
+ -1);
if (r)
DRM_ERROR("emit timeout\n");
@@ -516,6 +521,7 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
if (amdgpu_enable_scheduler) {
int r;
+ uint64_t v_seq;
sched_job = amdgpu_cs_parser_create(adev, AMDGPU_FENCE_OWNER_VM,
&adev->kernel_ctx,
ib, 1);
@@ -524,11 +530,15 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
sched_job->job_param.vm.bo = pd;
sched_job->run_job = amdgpu_vm_run_job;
sched_job->free_job = amdgpu_vm_free_job;
- ib->sequence = amd_sched_push_job(ring->scheduler,
+ v_seq = atomic64_inc_return(&adev->kernel_ctx.rings[ring->idx].c_entity.last_queued_v_seq);
+ ib->sequence = v_seq;
+ amd_sched_push_job(ring->scheduler,
&adev->kernel_ctx.rings[ring->idx].c_entity,
sched_job);
r = amd_sched_wait_emit(&adev->kernel_ctx.rings[ring->idx].c_entity,
- ib->sequence, false, -1);
+ v_seq,
+ false,
+ -1);
if (r)
DRM_ERROR("emit timeout\n");
} else {
@@ -862,6 +872,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
if (amdgpu_enable_scheduler) {
int r;
+ uint64_t v_seq;
sched_job = amdgpu_cs_parser_create(adev, AMDGPU_FENCE_OWNER_VM,
&adev->kernel_ctx, ib, 1);
if(!sched_job)
@@ -872,11 +883,15 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
sched_job->job_param.vm_mapping.fence = fence;
sched_job->run_job = amdgpu_vm_bo_update_mapping_run_job;
sched_job->free_job = amdgpu_vm_free_job;
- ib->sequence = amd_sched_push_job(ring->scheduler,
+ v_seq = atomic64_inc_return(&adev->kernel_ctx.rings[ring->idx].c_entity.last_queued_v_seq);
+ ib->sequence = v_seq;
+ amd_sched_push_job(ring->scheduler,
&adev->kernel_ctx.rings[ring->idx].c_entity,
sched_job);
r = amd_sched_wait_emit(&adev->kernel_ctx.rings[ring->idx].c_entity,
- ib->sequence, false, -1);
+ v_seq,
+ false,
+ -1);
if (r)
DRM_ERROR("emit timeout\n");
} else {
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index b9aa572..1204b73 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -289,9 +289,12 @@ int amd_context_entity_fini(struct amd_gpu_scheduler *sched,
* @sched The pointer to the scheduler
* @c_entity The pointer to amd_context_entity
* @job The pointer to job required to submit
- * return the virtual sequence number
+ * return 0 if succeed. -1 if failed.
+ * -2 indicate queue is full for this client, client should wait untill
+ * scheduler consum some queued command.
+ * -1 other fail.
*/
-uint64_t amd_sched_push_job(struct amd_gpu_scheduler *sched,
+int amd_sched_push_job(struct amd_gpu_scheduler *sched,
struct amd_context_entity *c_entity,
void *job)
{
@@ -305,8 +308,7 @@ uint64_t amd_sched_push_job(struct amd_gpu_scheduler *sched,
}
wake_up_interruptible(&sched->wait_queue);
-
- return atomic64_inc_return(&c_entity->last_queued_v_seq);
+ return 0;
}
/**
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
index c46d085..1a01ac4 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h
@@ -124,7 +124,7 @@ struct amd_gpu_scheduler *amd_sched_create(void *device,
int amd_sched_destroy(struct amd_gpu_scheduler *sched);
-uint64_t amd_sched_push_job(struct amd_gpu_scheduler *sched,
+int amd_sched_push_job(struct amd_gpu_scheduler *sched,
struct amd_context_entity *c_entity,
void *job);
--
1.9.1
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