[PATCH] drm/amd/amdgpu: remove redundant host to psp cmd buf

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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

 


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