diff options
Diffstat (limited to 'meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0403-drm-amdgpu-add-helper-function-for-kernel-submission.patch')
| -rw-r--r-- | meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0403-drm-amdgpu-add-helper-function-for-kernel-submission.patch | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0403-drm-amdgpu-add-helper-function-for-kernel-submission.patch b/meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0403-drm-amdgpu-add-helper-function-for-kernel-submission.patch new file mode 100644 index 00000000..c87850fa --- /dev/null +++ b/meta-amdfalconx86/recipes-kernel/linux/linux-yocto/0403-drm-amdgpu-add-helper-function-for-kernel-submission.patch @@ -0,0 +1,77 @@ +From 3c704e934d07bcb5fdf9725db190e2ae60fba1bd Mon Sep 17 00:00:00 2001 +From: Chunming Zhou <david1.zhou@amd.com> +Date: Wed, 29 Jul 2015 10:33:14 +0800 +Subject: [PATCH 0403/1050] drm/amdgpu: add helper function for kernel + submission + +Signed-off-by: Chunming Zhou <david1.zhou@amd.com> +Reviewed-by: Christian K?nig <christian.koenig@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu.h | 7 +++++++ + drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c | 35 +++++++++++++++++++++++++++++++ + 2 files changed, 42 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +index 2619c78..1e87acf 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +@@ -864,6 +864,13 @@ enum amdgpu_ring_type { + + extern struct amd_sched_backend_ops amdgpu_sched_ops; + ++int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev, ++ struct amdgpu_ring *ring, ++ struct amdgpu_ib *ibs, ++ unsigned num_ibs, ++ int (*free_job)(struct amdgpu_cs_parser *), ++ void *owner); ++ + struct amdgpu_ring { + struct amdgpu_device *adev; + const struct amdgpu_ring_funcs *funcs; +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c +index b913c22..d682fab 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c +@@ -108,3 +108,38 @@ struct amd_sched_backend_ops amdgpu_sched_ops = { + .process_job = amdgpu_sched_process_job + }; + ++int amdgpu_sched_ib_submit_kernel_helper(struct amdgpu_device *adev, ++ struct amdgpu_ring *ring, ++ struct amdgpu_ib *ibs, ++ unsigned num_ibs, ++ int (*free_job)(struct amdgpu_cs_parser *), ++ void *owner) ++{ ++ 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); ++ if(!sched_job) { ++ return -ENOMEM; ++ } ++ sched_job->free_job = free_job; ++ 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, ++ v_seq, ++ false, ++ -1); ++ if (r) ++ WARN(true, "emit timeout\n"); ++ } else ++ r = amdgpu_ib_schedule(adev, 1, ibs, owner); ++ return r; ++} +-- +1.9.1 + |