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[Public] Signed-off-by: Candice Li
candice.li@xxxxxxx --- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 253 ++++++++---------------- 1 file changed, 78 insertions(+), 175 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index ed731144ca7f..9c18558e3bc0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -253,6 +253,12 @@ static int psp_sw_init(void *handle) struct psp_runtime_boot_cfg_entry boot_cfg_entry; struct psp_memory_training_context *mem_training_ctx = &psp->mem_train_ctx; + psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); + if (!psp->cmd) { + DRM_ERROR("Failed to allocate memory to command buffer!\n"); + ret = -ENOMEM; + } + if (!amdgpu_sriov_vf(adev)) { ret = psp_init_microcode(psp); if (ret) { @@ -315,25 +321,30 @@ static int psp_sw_init(void *handle) static int psp_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct psp_context *psp = &adev->psp; + struct psp_gfx_cmd_resp *cmd = psp->cmd; - psp_memory_training_fini(&adev->psp); - if (adev->psp.sos_fw) { - release_firmware(adev->psp.sos_fw); - adev->psp.sos_fw = NULL; + psp_memory_training_fini(psp); + if (psp->sos_fw) { + release_firmware(psp->sos_fw); + psp->sos_fw = NULL; } - if (adev->psp.asd_fw) { - release_firmware(adev->psp.asd_fw); + if (psp->asd_fw) { + release_firmware(psp->asd_fw); adev->psp.asd_fw = NULL; } - if (adev->psp.ta_fw) { - release_firmware(adev->psp.ta_fw); - adev->psp.ta_fw = NULL; + if (psp->ta_fw) { + release_firmware(psp->ta_fw); + psp->ta_fw = NULL; } if (adev->asic_type == CHIP_NAVI10 || adev->asic_type == CHIP_SIENNA_CICHLID) psp_sysfs_fini(adev); + kfree(cmd); + cmd = NULL; + return 0; } @@ -491,6 +502,8 @@ static void psp_prep_tmr_cmd_buf(struct psp_context *psp, uint32_t size = amdgpu_bo_size(tmr_bo); uint64_t tmr_pa = amdgpu_gmc_vram_pa(adev, tmr_bo); + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + if (amdgpu_sriov_vf(psp->adev)) cmd->cmd_id = GFX_CMD_ID_SETUP_VMR; else @@ -506,6 +519,8 @@ static void psp_prep_tmr_cmd_buf(struct psp_context *psp, static void psp_prep_load_toc_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t pri_buf_mc, uint32_t size) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + cmd->cmd_id = GFX_CMD_ID_LOAD_TOC; cmd->cmd.cmd_load_toc.toc_phy_addr_lo = lower_32_bits(pri_buf_mc); cmd->cmd.cmd_load_toc.toc_phy_addr_hi = upper_32_bits(pri_buf_mc); @@ -517,11 +532,8 @@ static int psp_load_toc(struct psp_context *psp, uint32_t *tmr_size) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; /* Copy toc to psp firmware private buffer */ psp_copy_fw(psp, psp->toc.start_addr, psp->toc.size_bytes); @@ -531,7 +543,7 @@ static int psp_load_toc(struct psp_context *psp, psp->fence_buf_mc_addr); if (!ret) *tmr_size = psp->cmd_buf_mem->resp.tmr_size; - kfree(cmd); + return ret; } @@ -588,7 +600,7 @@ static bool psp_skip_tmr(struct psp_context *psp) static int psp_tmr_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* For Navi12 and CHIP_SIENNA_CICHLID SRIOV, do not set up TMR. * Already set up by host driver. @@ -596,10 +608,6 @@ static int psp_tmr_load(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_tmr_cmd_buf(psp, cmd, psp->tmr_mc_addr, psp->tmr_bo); DRM_INFO("reserve 0x%lx from 0x%llx for PSP TMR\n", amdgpu_bo_size(psp->tmr_bo), psp->tmr_mc_addr); @@ -607,14 +615,14 @@ static int psp_tmr_load(struct psp_context *psp) ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp, - struct psp_gfx_cmd_resp *cmd) + struct psp_gfx_cmd_resp *cmd) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + if (amdgpu_sriov_vf(psp->adev)) cmd->cmd_id = GFX_CMD_ID_DESTROY_VMR; else @@ -624,11 +632,7 @@ static void psp_prep_tmr_unload_cmd_buf(struct psp_context *psp, static int psp_tmr_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; - - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + struct psp_gfx_cmd_resp *cmd = psp->cmd; psp_prep_tmr_unload_cmd_buf(psp, cmd); DRM_INFO("free PSP TMR buffer\n"); @@ -636,8 +640,6 @@ static int psp_tmr_unload(struct psp_context *psp) ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -662,7 +664,9 @@ int psp_get_fw_attestation_records_addr(struct psp_context *psp, uint64_t *output_ptr) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; + + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); if (!output_ptr) return -EINVAL; @@ -670,10 +674,6 @@ int psp_get_fw_attestation_records_addr(struct psp_context *psp, if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - cmd->cmd_id = GFX_CMD_ID_GET_FW_ATTESTATION; ret = psp_cmd_submit_buf(psp, NULL, cmd, @@ -684,29 +684,26 @@ int psp_get_fw_attestation_records_addr(struct psp_context *psp, ((uint64_t)cmd->resp.uresp.fwar_db_info.fwar_db_addr_hi << 32); } - kfree(cmd); - return ret; } static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg) { struct psp_context *psp = &adev->psp; - struct psp_gfx_cmd_resp *cmd = psp->cmd; int ret; + memset(psp->cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + if (amdgpu_sriov_vf(adev)) return 0; - memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); - - cmd->cmd_id = GFX_CMD_ID_BOOT_CFG; - cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET; + psp->cmd->cmd_id = GFX_CMD_ID_BOOT_CFG; + psp->cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_GET; - ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); + ret = psp_cmd_submit_buf(psp, NULL, psp->cmd, psp->fence_buf_mc_addr); if (!ret) { *boot_cfg = - (cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0; + (psp->cmd->resp.uresp.boot_cfg.boot_cfg & BOOT_CONFIG_GECC) ? 1 : 0; } return ret; @@ -715,19 +712,18 @@ static int psp_boot_config_get(struct amdgpu_device *adev, uint32_t *boot_cfg) static int psp_boot_config_set(struct amdgpu_device *adev, uint32_t boot_cfg) { struct psp_context *psp = &adev->psp; - struct psp_gfx_cmd_resp *cmd = psp->cmd; + + memset(psp->cmd, 0, sizeof(struct psp_gfx_cmd_resp)); if (amdgpu_sriov_vf(adev)) return 0; - memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); - - cmd->cmd_id = GFX_CMD_ID_BOOT_CFG; - cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET; - cmd->cmd.boot_cfg.boot_config = boot_cfg; - cmd->cmd.boot_cfg.boot_config_valid = boot_cfg; + psp->cmd->cmd_id = GFX_CMD_ID_BOOT_CFG; + psp->cmd->cmd.boot_cfg.sub_cmd = BOOTCFG_CMD_SET; + psp->cmd->cmd.boot_cfg.boot_config = boot_cfg; + psp->cmd->cmd.boot_cfg.boot_config_valid = boot_cfg; - return psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); + return psp_cmd_submit_buf(psp, NULL, psp->cmd, psp->fence_buf_mc_addr); } static int psp_rl_load(struct amdgpu_device *adev) @@ -735,14 +731,14 @@ static int psp_rl_load(struct amdgpu_device *adev) struct psp_context *psp = &adev->psp; struct psp_gfx_cmd_resp *cmd = psp->cmd; + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + if (!is_psp_fw_valid(psp->rl)) return 0; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->rl.start_addr, psp->rl.size_bytes); - memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); - cmd->cmd_id = GFX_CMD_ID_LOAD_IP_FW; cmd->cmd.cmd_load_ip_fw.fw_phy_addr_lo = lower_32_bits(psp->fw_pri_mc_addr); cmd->cmd.cmd_load_ip_fw.fw_phy_addr_hi = upper_32_bits(psp->fw_pri_mc_addr); @@ -755,6 +751,8 @@ static int psp_rl_load(struct amdgpu_device *adev) static void psp_prep_asd_load_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t asd_mc, uint32_t size) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + cmd->cmd_id = GFX_CMD_ID_LOAD_ASD; cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(asd_mc); cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(asd_mc); @@ -768,7 +766,7 @@ static void psp_prep_asd_load_cmd_buf(struct psp_gfx_cmd_resp *cmd, static int psp_asd_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* If PSP version doesn't match ASD version, asd loading will be failed. * add workaround to bypass it for sriov now. @@ -777,10 +775,6 @@ static int psp_asd_load(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev) || !psp->asd_ucode_size) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_copy_fw(psp, psp->asd_start_addr, psp->asd_ucode_size); psp_prep_asd_load_cmd_buf(cmd, psp->fw_pri_mc_addr, @@ -793,14 +787,14 @@ static int psp_asd_load(struct psp_context *psp) psp->asd_context.session_id = cmd->resp.session_id; } - kfree(cmd); - return ret; } static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint32_t session_id) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + cmd->cmd_id = GFX_CMD_ID_UNLOAD_TA; cmd->cmd.cmd_unload_ta.session_id = session_id; } @@ -808,7 +802,7 @@ static void psp_prep_ta_unload_cmd_buf(struct psp_gfx_cmd_resp *cmd, static int psp_asd_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; if (amdgpu_sriov_vf(psp->adev)) return 0; @@ -816,10 +810,6 @@ static int psp_asd_unload(struct psp_context *psp) if (!psp->asd_context.asd_initialized) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_ta_unload_cmd_buf(cmd, psp->asd_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, @@ -827,14 +817,14 @@ static int psp_asd_unload(struct psp_context *psp) if (!ret) psp->asd_context.asd_initialized = false; - kfree(cmd); - return ret; } static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint32_t id, uint32_t value) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + cmd->cmd_id = GFX_CMD_ID_PROG_REG; cmd->cmd.cmd_setup_reg_prog.reg_value = value; cmd->cmd.cmd_setup_reg_prog.reg_id = id; @@ -843,22 +833,17 @@ static void psp_prep_reg_prog_cmd_buf(struct psp_gfx_cmd_resp *cmd, int psp_reg_program(struct psp_context *psp, enum psp_reg_prog_id reg, uint32_t value) { - struct psp_gfx_cmd_resp *cmd = NULL; + struct psp_gfx_cmd_resp *cmd = psp->cmd; int ret = 0; if (reg >= PSP_REG_LAST) return -EINVAL; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_reg_prog_cmd_buf(cmd, reg, value); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); if (ret) DRM_ERROR("PSP failed to program reg id %d", reg); - kfree(cmd); return ret; } @@ -868,6 +853,8 @@ static void psp_prep_ta_load_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint64_t ta_shared_mc, uint32_t ta_shared_size) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + cmd->cmd_id = GFX_CMD_ID_LOAD_TA; cmd->cmd.cmd_load_ta.app_phy_addr_lo = lower_32_bits(ta_bin_mc); cmd->cmd.cmd_load_ta.app_phy_addr_hi = upper_32_bits(ta_bin_mc); @@ -899,6 +886,8 @@ static void psp_prep_ta_invoke_cmd_buf(struct psp_gfx_cmd_resp *cmd, uint32_t ta_cmd_id, uint32_t session_id) { + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); + cmd->cmd_id = GFX_CMD_ID_INVOKE_CMD; cmd->cmd.cmd_invoke_cmd.session_id = session_id; cmd->cmd.cmd_invoke_cmd.ta_cmd_id = ta_cmd_id; @@ -909,35 +898,25 @@ static int psp_ta_invoke(struct psp_context *psp, uint32_t session_id) { int ret; - struct psp_gfx_cmd_resp *cmd; - - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + struct psp_gfx_cmd_resp *cmd = psp->cmd; psp_prep_ta_invoke_cmd_buf(cmd, ta_cmd_id, session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } static int psp_xgmi_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* * TODO: bypass the loading in sriov for now */ - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_copy_fw(psp, psp->ta_xgmi_start_addr, psp->ta_xgmi_ucode_size); psp_prep_ta_load_cmd_buf(cmd, @@ -954,15 +933,13 @@ static int psp_xgmi_load(struct psp_context *psp) psp->xgmi_context.session_id = cmd->resp.session_id; } - kfree(cmd); - return ret; } static int psp_xgmi_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; struct amdgpu_device *adev = psp->adev; /* XGMI TA unload currently is not supported on Arcturus/Aldebaran A+A */ @@ -974,17 +951,11 @@ static int psp_xgmi_unload(struct psp_context *psp) * TODO: bypass the unloading in sriov for now */ - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_ta_unload_cmd_buf(cmd, psp->xgmi_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -1204,7 +1175,7 @@ static int psp_ras_init_shared_buf(struct psp_context *psp) static int psp_ras_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; struct ta_ras_shared_memory *ras_cmd; /* @@ -1213,10 +1184,6 @@ static int psp_ras_load(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_copy_fw(psp, psp->ta_ras_start_addr, psp->ta_ras_ucode_size); ras_cmd = (struct ta_ras_shared_memory *)psp->ras.ras_shared_buf; @@ -1247,15 +1214,13 @@ static int psp_ras_load(struct psp_context *psp) if (ret || ras_cmd->ras_status) amdgpu_ras_fini(psp->adev); - kfree(cmd); - return ret; } static int psp_ras_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* * TODO: bypass the unloading in sriov for now @@ -1263,17 +1228,11 @@ static int psp_ras_unload(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_ta_unload_cmd_buf(cmd, psp->ras.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -1514,7 +1473,7 @@ static int psp_hdcp_init_shared_buf(struct psp_context *psp) static int psp_hdcp_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* * TODO: bypass the loading in sriov for now @@ -1522,10 +1481,6 @@ static int psp_hdcp_load(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_copy_fw(psp, psp->ta_hdcp_start_addr, psp->ta_hdcp_ucode_size); @@ -1543,8 +1498,6 @@ static int psp_hdcp_load(struct psp_context *psp) mutex_init(&psp->hdcp_context.mutex); } - kfree(cmd); - return ret; } static int psp_hdcp_initialize(struct psp_context *psp) @@ -1579,7 +1532,7 @@ static int psp_hdcp_initialize(struct psp_context *psp) static int psp_hdcp_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* * TODO: bypass the unloading in sriov for now @@ -1587,16 +1540,10 @@ static int psp_hdcp_unload(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_ta_unload_cmd_buf(cmd, psp->hdcp_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -1665,7 +1612,7 @@ static int psp_dtm_init_shared_buf(struct psp_context *psp) static int psp_dtm_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* * TODO: bypass the loading in sriov for now @@ -1673,10 +1620,6 @@ static int psp_dtm_load(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_copy_fw(psp, psp->ta_dtm_start_addr, psp->ta_dtm_ucode_size); psp_prep_ta_load_cmd_buf(cmd, @@ -1693,8 +1636,6 @@ static int psp_dtm_load(struct psp_context *psp) mutex_init(&psp->dtm_context.mutex); } - kfree(cmd); - return ret; } @@ -1730,7 +1671,7 @@ static int psp_dtm_initialize(struct psp_context *psp) static int psp_dtm_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; /* * TODO: bypass the unloading in sriov for now @@ -1738,16 +1679,10 @@ static int psp_dtm_unload(struct psp_context *psp) if (amdgpu_sriov_vf(psp->adev)) return 0; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; - psp_prep_ta_unload_cmd_buf(cmd, psp->dtm_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -1816,11 +1751,7 @@ static int psp_rap_init_shared_buf(struct psp_context *psp) static int psp_rap_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; - - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + struct psp_gfx_cmd_resp *cmd = psp->cmd; psp_copy_fw(psp, psp->ta_rap_start_addr, psp->ta_rap_ucode_size); @@ -1838,26 +1769,18 @@ static int psp_rap_load(struct psp_context *psp) mutex_init(&psp->rap_context.mutex); } - kfree(cmd); - return ret; } static int psp_rap_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; - - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + struct psp_gfx_cmd_resp *cmd = psp->cmd; psp_prep_ta_unload_cmd_buf(cmd, psp->rap_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -1982,11 +1905,7 @@ static int psp_securedisplay_init_shared_buf(struct psp_context *psp) static int psp_securedisplay_load(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; - - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + struct psp_gfx_cmd_resp *cmd = psp->cmd; memset(psp->fw_pri_buf, 0, PSP_1_MEG); memcpy(psp->fw_pri_buf, psp->ta_securedisplay_start_addr, psp->ta_securedisplay_ucode_size); @@ -2007,25 +1926,18 @@ static int psp_securedisplay_load(struct psp_context *psp) mutex_init(&psp->securedisplay_context.mutex); failed: - kfree(cmd); return ret; } static int psp_securedisplay_unload(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; - - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + struct psp_gfx_cmd_resp *cmd = psp->cmd; psp_prep_ta_unload_cmd_buf(cmd, psp->securedisplay_context.session_id); ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); - return ret; } @@ -2552,10 +2464,6 @@ static int psp_load_fw(struct amdgpu_device *adev) goto skip_memalloc; } - psp->cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!psp->cmd) - return -ENOMEM; - if (amdgpu_sriov_vf(adev)) { ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG, AMDGPU_GEM_DOMAIN_VRAM, @@ -2709,9 +2617,6 @@ static int psp_hw_fini(void *handle) amdgpu_bo_free_kernel(&psp->cmd_buf_bo, &psp->cmd_buf_mc_addr, (void **)&psp->cmd_buf_mem); - kfree(psp->cmd); - psp->cmd = NULL; - return 0; } @@ -2875,17 +2780,15 @@ int psp_gpu_reset(struct amdgpu_device *adev) int psp_rlc_autoload_start(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; + struct psp_gfx_cmd_resp *cmd = psp->cmd; - cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); - if (!cmd) - return -ENOMEM; + memset(cmd, 0, sizeof(struct psp_gfx_cmd_resp)); cmd->cmd_id = GFX_CMD_ID_AUTOLOAD_RLC; ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr); - kfree(cmd); + return ret; } -- 2.17.1 Thanks, Candice |
