[PATCH 7/9] drm/amdgpu: Add csa mc address into job structure

Rex Zhu Rex.Zhu at amd.com
Thu Dec 6 12:14:05 UTC 2018


save csa mc address in the job, so can patch the
address to pm4 when emit_ib even the ctx was freed.

suggested by Christian.

Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c  | 2 ++
 drivers/gpu/drm/amd/amdgpu/amdgpu_job.h | 4 +++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 6f7a2dd..13f0d7c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -230,6 +230,8 @@ static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, union drm_amdgpu_cs
 		goto free_all_kdata;
 	}
 
+	p->job->csa_mc_addr = amdgpu_csa_vaddr(p->adev, p->ctx->resv_space_id) & AMDGPU_GMC_HOLE_MASK;
+
 	if (p->uf_entry.tv.bo)
 		p->job->uf_addr = uf_offset;
 	kfree(chunk_array);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
index e1b46a6..42c959d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.h
@@ -34,6 +34,7 @@
 		container_of((sched_job), struct amdgpu_job, base)
 
 #define AMDGPU_JOB_GET_VMID(job) ((job) ? (job)->vmid : 0)
+#define AMDGPU_JOB_GET_CSA_MC_ADDR(job) ((job) ? (job)->csa_mc_addr : 0)
 
 struct amdgpu_fence;
 
@@ -56,10 +57,11 @@ struct amdgpu_job {
 	uint32_t		oa_base, oa_size;
 	uint32_t		vram_lost_counter;
 
+	/* csa buffer mc address */
+	uint64_t		csa_mc_addr;
 	/* user fence handling */
 	uint64_t		uf_addr;
 	uint64_t		uf_sequence;
-
 };
 
 int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs,
-- 
1.9.1



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