diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c | 56 |
1 files changed, 44 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c index 742b3dc1f6cb..adfbcbe5d113 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu9_smumgr.c @@ -61,15 +61,29 @@ static uint32_t smu9_wait_for_response(struct pp_hwmgr *hwmgr) uint32_t reg; uint32_t ret; - reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90); + /* Due to the L1 policy problem under SRIOV, we have to use + * mmMP1_SMN_C2PMSG_103 as the driver response register + */ + if (hwmgr->pp_one_vf) { + reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_103); - ret = phm_wait_for_register_unequal(hwmgr, reg, - 0, MP1_C2PMSG_90__CONTENT_MASK); + ret = phm_wait_for_register_unequal(hwmgr, reg, + 0, MP1_C2PMSG_103__CONTENT_MASK); - if (ret) - pr_err("No response from smu\n"); + if (ret) + pr_err("No response from smu\n"); - return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90); + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103); + } else { + reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90); + + ret = phm_wait_for_register_unequal(hwmgr, reg, + 0, MP1_C2PMSG_90__CONTENT_MASK); + + if (ret) + pr_err("No response from smu\n"); + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90); + } } /* @@ -83,7 +97,11 @@ static int smu9_send_msg_to_smc_without_waiting(struct pp_hwmgr *hwmgr, { struct amdgpu_device *adev = hwmgr->adev; - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_66, msg); + if (hwmgr->pp_one_vf) { + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_101, msg); + } else { + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_66, msg); + } return 0; } @@ -101,7 +119,10 @@ int smu9_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg) smu9_wait_for_response(hwmgr); - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0); + if (hwmgr->pp_one_vf) + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103, 0); + else + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0); smu9_send_msg_to_smc_without_waiting(hwmgr, msg); @@ -127,9 +148,17 @@ int smu9_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr, smu9_wait_for_response(hwmgr); - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0); - - WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82, parameter); + /* Due to the L1 policy problem under SRIOV, we have to use + * mmMP1_SMN_C2PMSG_101 as the driver message register and + * mmMP1_SMN_C2PMSG_102 as the driver parameter register. + */ + if (hwmgr->pp_one_vf) { + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_103, 0); + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_102, parameter); + } else { + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_90, 0); + WREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82, parameter); + } smu9_send_msg_to_smc_without_waiting(hwmgr, msg); @@ -144,5 +173,8 @@ uint32_t smu9_get_argument(struct pp_hwmgr *hwmgr) { struct amdgpu_device *adev = hwmgr->adev; - return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82); + if (hwmgr->pp_one_vf) + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_102); + else + return RREG32_SOC15(MP1, 0, mmMP1_SMN_C2PMSG_82); } |