From: Evan Quan Date: Fri, 8 Sep 2017 13:04:52 +0800 Subject: drm/amdgpu: added api for stopping psp ring (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Git-commit: 4ef72453311a697b3fb90da9c86c83012911ccf9 Patch-mainline: v4.15-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 - v2: reuse the ring stop api in ring destory Signed-off-by: Evan Quan Reviewed-by: Junwei Zhang Acked-by: Christian König Reviewed-by: Huang Rui Signed-off-by: Alex Deucher Acked-by: Petr Tesarik --- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2 ++ drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 2 ++ drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 15 ++++++++++++++- drivers/gpu/drm/amd/amdgpu/psp_v10_0.h | 2 ++ drivers/gpu/drm/amd/amdgpu/psp_v3_1.c | 15 ++++++++++++++- drivers/gpu/drm/amd/amdgpu/psp_v3_1.h | 2 ++ 6 files changed, 36 insertions(+), 2 deletions(-) --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -57,6 +57,7 @@ static int psp_sw_init(void *handle) psp->prep_cmd_buf = psp_v3_1_prep_cmd_buf; psp->ring_init = psp_v3_1_ring_init; psp->ring_create = psp_v3_1_ring_create; + psp->ring_stop = psp_v3_1_ring_stop; psp->ring_destroy = psp_v3_1_ring_destroy; psp->cmd_submit = psp_v3_1_cmd_submit; psp->compare_sram_data = psp_v3_1_compare_sram_data; @@ -69,6 +70,7 @@ static int psp_sw_init(void *handle) psp->prep_cmd_buf = psp_v10_0_prep_cmd_buf; psp->ring_init = psp_v10_0_ring_init; psp->ring_create = psp_v10_0_ring_create; + psp->ring_stop = psp_v10_0_ring_stop; psp->ring_destroy = psp_v10_0_ring_destroy; psp->cmd_submit = psp_v10_0_cmd_submit; psp->compare_sram_data = psp_v10_0_compare_sram_data; --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h @@ -66,6 +66,8 @@ struct psp_context struct psp_gfx_cmd_resp *cmd); int (*ring_init)(struct psp_context *psp, enum psp_ring_type ring_type); int (*ring_create)(struct psp_context *psp, enum psp_ring_type ring_type); + int (*ring_stop)(struct psp_context *psp, + enum psp_ring_type ring_type); int (*ring_destroy)(struct psp_context *psp, enum psp_ring_type ring_type); int (*cmd_submit)(struct psp_context *psp, struct amdgpu_firmware_info *ucode, --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c @@ -207,7 +207,7 @@ int psp_v10_0_ring_create(struct psp_con return ret; } -int psp_v10_0_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type) +int psp_v10_0_ring_stop(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; struct psp_ring *ring; @@ -227,6 +227,19 @@ int psp_v10_0_ring_destroy(struct psp_co ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 0x80000000, 0x80000000, false); + return ret; +} + +int psp_v10_0_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type) +{ + int ret = 0; + struct psp_ring *ring = &psp->km_ring; + struct amdgpu_device *adev = psp->adev; + + ret = psp_v10_0_ring_stop(psp, ring_type); + if (ret) + DRM_ERROR("Fail to stop psp ring\n"); + amdgpu_bo_free_kernel(&adev->firmware.rbuf, &ring->ring_mem_mc_addr, (void **)&ring->ring_mem); --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.h +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.h @@ -34,6 +34,8 @@ extern int psp_v10_0_ring_init(struct ps enum psp_ring_type ring_type); extern int psp_v10_0_ring_create(struct psp_context *psp, enum psp_ring_type ring_type); +extern int psp_v10_0_ring_stop(struct psp_context *psp, + enum psp_ring_type ring_type); extern int psp_v10_0_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type); extern int psp_v10_0_cmd_submit(struct psp_context *psp, --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c @@ -319,7 +319,7 @@ int psp_v3_1_ring_create(struct psp_cont return ret; } -int psp_v3_1_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type) +int psp_v3_1_ring_stop(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; struct psp_ring *ring; @@ -339,6 +339,19 @@ int psp_v3_1_ring_destroy(struct psp_con ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), 0x80000000, 0x80000000, false); + return ret; +} + +int psp_v3_1_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type) +{ + int ret = 0; + struct psp_ring *ring = &psp->km_ring; + struct amdgpu_device *adev = psp->adev; + + ret = psp_v3_1_ring_stop(psp, ring_type); + if (ret) + DRM_ERROR("Fail to stop psp ring\n"); + amdgpu_bo_free_kernel(&adev->firmware.rbuf, &ring->ring_mem_mc_addr, (void **)&ring->ring_mem); --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h @@ -41,6 +41,8 @@ extern int psp_v3_1_ring_init(struct psp enum psp_ring_type ring_type); extern int psp_v3_1_ring_create(struct psp_context *psp, enum psp_ring_type ring_type); +extern int psp_v3_1_ring_stop(struct psp_context *psp, + enum psp_ring_type ring_type); extern int psp_v3_1_ring_destroy(struct psp_context *psp, enum psp_ring_type ring_type); extern int psp_v3_1_cmd_submit(struct psp_context *psp,