diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v3_1.c | 27 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v3_1.h | 2 |
4 files changed, 39 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 19180aaa8bf2..1e380fe29b5e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -56,6 +56,7 @@ 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_destroy = psp_v3_1_ring_destroy; psp->cmd_submit = psp_v3_1_cmd_submit; psp->compare_sram_data = psp_v3_1_compare_sram_data; psp->smu_reload_quirk = psp_v3_1_smu_reload_quirk; @@ -411,8 +412,12 @@ static int psp_hw_fini(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; - if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) - amdgpu_ucode_fini_bo(adev); + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) + return 0; + + amdgpu_ucode_fini_bo(adev); + + psp_ring_destroy(psp, PSP_RING_TYPE__KM); if (psp->tmr_buf) amdgpu_bo_free_kernel(&psp->tmr_bo, &psp->tmr_mc_addr, &psp->tmr_buf); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h index 28faba5b7dd6..0301e4e0b297 100644 --- 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_destroy)(struct psp_context *psp, + enum psp_ring_type ring_type); int (*cmd_submit)(struct psp_context *psp, struct amdgpu_firmware_info *ucode, uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, int index); bool (*compare_sram_data)(struct psp_context *psp, @@ -116,6 +118,7 @@ struct amdgpu_psp_funcs { #define psp_prep_cmd_buf(ucode, type) (psp)->prep_cmd_buf((ucode), (type)) #define psp_ring_init(psp, type) (psp)->ring_init((psp), (type)) #define psp_ring_create(psp, type) (psp)->ring_create((psp), (type)) +#define psp_ring_destroy(psp, type) ((psp)->ring_destroy((psp), (type))) #define psp_cmd_submit(psp, ucode, cmd_mc, fence_mc, index) \ (psp)->cmd_submit((psp), (ucode), (cmd_mc), (fence_mc), (index)) #define psp_compare_sram_data(psp, ucode, type) \ diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c index d351583785e5..60a6407ba267 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c @@ -321,6 +321,33 @@ int psp_v3_1_ring_create(struct psp_context *psp, enum psp_ring_type ring_type) 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; + unsigned int psp_ring_reg = 0; + struct amdgpu_device *adev = psp->adev; + + ring = &psp->km_ring; + + /* Write the ring destroy command to C2PMSG_64 */ + psp_ring_reg = 3 << 16; + WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), psp_ring_reg); + + /* there might be handshake issue with hardware which needs delay */ + mdelay(20); + + /* Wait for response flag (bit 31) in C2PMSG_64 */ + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_64), + 0x80000000, 0x80000000, false); + + if (ring->ring_mem) + amdgpu_bo_free_kernel(&adev->firmware.rbuf, + &ring->ring_mem_mc_addr, + (void **)&ring->ring_mem); + return ret; +} + int psp_v3_1_cmd_submit(struct psp_context *psp, struct amdgpu_firmware_info *ucode, uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h index 5230d27867c9..9dcd0b25c4c6 100644 --- 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_context *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_destroy(struct psp_context *psp, + enum psp_ring_type ring_type); extern int psp_v3_1_cmd_submit(struct psp_context *psp, struct amdgpu_firmware_info *ucode, uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, |