From a1952da73f8951eeb6e99e2b4fd1b8680ed9d801 Mon Sep 17 00:00:00 2001 From: Huang Rui Date: Sun, 11 Jun 2017 18:57:08 +0800 Subject: [PATCH] drm/amdgpu: make psp cmd buffer as a reserve memory MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Huang Rui Acked-by: Christian König Reviewed-by: Junwei Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 38 ++++++++++++++++----------------- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 5 +++++ 2 files changed, 23 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index e54c8fe..5346f29 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -118,33 +118,18 @@ psp_cmd_submit_buf(struct psp_context *psp, int index) { int ret; - struct amdgpu_bo *cmd_buf_bo; - uint64_t cmd_buf_mc_addr; - struct psp_gfx_cmd_resp *cmd_buf_mem; - struct amdgpu_device *adev = psp->adev; - - ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE, - AMDGPU_GEM_DOMAIN_VRAM, - &cmd_buf_bo, &cmd_buf_mc_addr, - (void **)&cmd_buf_mem); - if (ret) - return ret; - memset(cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE); + memset(psp->cmd_buf_mem, 0, PSP_CMD_BUFFER_SIZE); - memcpy(cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp)); + memcpy(psp->cmd_buf_mem, cmd, sizeof(struct psp_gfx_cmd_resp)); - ret = psp_cmd_submit(psp, ucode, cmd_buf_mc_addr, + ret = psp_cmd_submit(psp, ucode, psp->cmd_buf_mc_addr, fence_mc_addr, index); while (*((unsigned int *)psp->fence_buf) != index) { msleep(1); } - amdgpu_bo_free_kernel(&cmd_buf_bo, - &cmd_buf_mc_addr, - (void **)&cmd_buf_mem); - return ret; } @@ -352,13 +337,20 @@ static int psp_load_fw(struct amdgpu_device *adev) &psp->fence_buf_mc_addr, &psp->fence_buf); if (ret) + goto failed_mem2; + + ret = amdgpu_bo_create_kernel(adev, PSP_CMD_BUFFER_SIZE, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM, + &psp->cmd_buf_bo, &psp->cmd_buf_mc_addr, + (void **)&psp->cmd_buf_mem); + if (ret) goto failed_mem1; memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE); ret = psp_ring_init(psp, PSP_RING_TYPE__KM); if (ret) - goto failed_mem1; + goto failed_mem; ret = psp_tmr_init(psp); if (ret) @@ -379,9 +371,13 @@ static int psp_load_fw(struct amdgpu_device *adev) return 0; failed_mem: + amdgpu_bo_free_kernel(&psp->cmd_buf_bo, + &psp->cmd_buf_mc_addr, + (void **)&psp->cmd_buf_mem); +failed_mem1: amdgpu_bo_free_kernel(&psp->fence_buf_bo, &psp->fence_buf_mc_addr, &psp->fence_buf); -failed_mem1: +failed_mem2: amdgpu_bo_free_kernel(&psp->fw_pri_bo, &psp->fw_pri_mc_addr, &psp->fw_pri_buf); failed: @@ -442,6 +438,8 @@ static int psp_hw_fini(void *handle) &psp->fence_buf_mc_addr, &psp->fence_buf); amdgpu_bo_free_kernel(&psp->asd_shared_bo, &psp->asd_shared_mc_addr, &psp->asd_shared_buf); + amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr, + (void **)&psp->cmd_buf_mem); kfree(psp->cmd); psp->cmd = NULL; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h index 1a1c8b4..538fa9d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h @@ -108,6 +108,11 @@ struct psp_context struct amdgpu_bo *fence_buf_bo; uint64_t fence_buf_mc_addr; void *fence_buf; + + /* cmd buffer */ + struct amdgpu_bo *cmd_buf_bo; + uint64_t cmd_buf_mc_addr; + struct psp_gfx_cmd_resp *cmd_buf_mem; }; struct amdgpu_psp_funcs { -- 2.7.4