[PATCH v4 7/7] drm/amdgpu: remove cached gpu addr: psp_context.cmd_buf_mc_addr

[Samuel Zhang]

When pdb0 enabled, the cached gpu addr is not compatible with SMU and
PSP. It always need to be updated. Remove the cached gpu addr and use
local variable instead.

Signed-off-by: Samuel Zhang <guoqing.zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 9 +++++----
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 1 -
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 3b71ff298f21..c89e593d4819 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -524,7 +524,7 @@ static int psp_sw_init(struct amdgpu_ip_block *ip_block)
 	ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE,
 				      AMDGPU_GEM_DOMAIN_VRAM |
 				      AMDGPU_GEM_DOMAIN_GTT,
-				      &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
+				      &psp->cmd_buf_bo, NULL,
 				      (void **)&psp->cmd_buf_mem);
 	if (ret)
 		goto failed2;
@@ -567,7 +567,7 @@ static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
 			      &psp->fw_pri_mc_addr, &psp->fw_pri_buf);
 	amdgpu_bo_free_kernel(&psp->fence_buf_bo,
 			      &psp->fence_buf_mc_addr, &psp->fence_buf);
-	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr,
+	amdgpu_bo_free_kernel(&psp->cmd_buf_bo, NULL,
 			      (void **)&psp->cmd_buf_mem);
 
 	return 0;
@@ -682,6 +682,7 @@ psp_cmd_submit_buf(struct psp_context *psp,
 	int timeout = psp->adev->psp_timeout;
 	bool ras_intr = false;
 	bool skip_unsupport = false;
+	uint64_t cmd_buf_mc_addr;
 
 	if (psp->adev->no_hw_access)
 		return 0;
@@ -691,7 +692,8 @@ psp_cmd_submit_buf(struct psp_context *psp,
 	memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp));
 
 	index = atomic_inc_return(&psp->fence_value);
-	ret = psp_ring_cmd_submit(psp, psp->cmd_buf_mc_addr, fence_mc_addr, index);
+	cmd_buf_mc_addr = amdgpu_bo_fb_aper_addr(psp->cmd_buf_bo);
+	ret = psp_ring_cmd_submit(psp, cmd_buf_mc_addr, fence_mc_addr, index);
 	if (ret) {
 		atomic_dec(&psp->fence_value);
 		goto exit;
@@ -2344,7 +2346,6 @@ static void psp_update_gpu_addresses(struct amdgpu_device *adev)
 	if (psp->cmd_buf_bo && psp->cmd_buf_mem) {
 		psp->fw_pri_mc_addr = amdgpu_bo_fb_aper_addr(psp->fw_pri_bo);
 		psp->fence_buf_mc_addr = amdgpu_bo_fb_aper_addr(psp->fence_buf_bo);
-		psp->cmd_buf_mc_addr = amdgpu_bo_fb_aper_addr(psp->cmd_buf_bo);
 	}
 	if (adev->firmware.rbuf && psp->km_ring.ring_mem)
 		psp->km_ring.ring_mem_mc_addr = amdgpu_bo_fb_aper_addr(adev->firmware.rbuf);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index d3f5c17ead7e..491697e1f141 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -365,7 +365,6 @@ struct psp_context {
 
 	/* cmd buffer */
 	struct amdgpu_bo		*cmd_buf_bo;
-	uint64_t			cmd_buf_mc_addr;
 	struct psp_gfx_cmd_resp		*cmd_buf_mem;
 
 	/* fence value associated with cmd buffer */
-- 
2.43.5