399 lines
12 KiB
C
399 lines
12 KiB
C
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/*
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* Copyright 2019 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "priv.h"
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#include <core/falcon.h>
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#include <core/firmware.h>
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#include <nvfw/fw.h>
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#include <nvfw/ls.h>
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void
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nvkm_acr_lsfw_del(struct nvkm_acr_lsfw *lsfw)
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{
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nvkm_blob_dtor(&lsfw->img);
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kfree(lsfw->sigs);
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nvkm_firmware_put(lsfw->sig);
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list_del(&lsfw->head);
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kfree(lsfw);
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}
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void
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nvkm_acr_lsfw_del_all(struct nvkm_acr *acr)
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{
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struct nvkm_acr_lsfw *lsfw, *lsft;
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list_for_each_entry_safe(lsfw, lsft, &acr->lsfw, head) {
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nvkm_acr_lsfw_del(lsfw);
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}
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}
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static struct nvkm_acr_lsfw *
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nvkm_acr_lsfw_get(struct nvkm_acr *acr, enum nvkm_acr_lsf_id id)
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{
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struct nvkm_acr_lsfw *lsfw;
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list_for_each_entry(lsfw, &acr->lsfw, head) {
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if (lsfw->id == id)
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return lsfw;
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}
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return NULL;
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}
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struct nvkm_acr_lsfw *
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nvkm_acr_lsfw_add(const struct nvkm_acr_lsf_func *func, struct nvkm_acr *acr,
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struct nvkm_falcon *falcon, enum nvkm_acr_lsf_id id)
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{
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struct nvkm_acr_lsfw *lsfw;
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if (!acr || list_empty(&acr->hsfw))
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return ERR_PTR(-ENOSYS);
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lsfw = nvkm_acr_lsfw_get(acr, id);
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if (lsfw && lsfw->func) {
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nvkm_error(&acr->subdev, "LSFW %d redefined\n", id);
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return ERR_PTR(-EEXIST);
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}
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if (!lsfw) {
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if (!(lsfw = kzalloc(sizeof(*lsfw), GFP_KERNEL)))
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return ERR_PTR(-ENOMEM);
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lsfw->id = id;
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list_add_tail(&lsfw->head, &acr->lsfw);
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}
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lsfw->func = func;
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lsfw->falcon = falcon;
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return lsfw;
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}
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static struct nvkm_acr_lsfw *
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nvkm_acr_lsfw_load_sig_image_desc_(struct nvkm_subdev *subdev,
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struct nvkm_falcon *falcon,
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enum nvkm_acr_lsf_id id,
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const char *path, int ver,
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const struct nvkm_acr_lsf_func *func,
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const struct firmware **pdesc)
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{
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struct nvkm_acr *acr = subdev->device->acr;
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struct nvkm_acr_lsfw *lsfw;
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int ret;
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if (IS_ERR((lsfw = nvkm_acr_lsfw_add(func, acr, falcon, id))))
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return lsfw;
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ret = nvkm_firmware_load_name(subdev, path, "sig", ver, &lsfw->sig);
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if (ret)
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goto done;
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ret = nvkm_firmware_load_blob(subdev, path, "image", ver, &lsfw->img);
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if (ret)
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goto done;
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ret = nvkm_firmware_load_name(subdev, path, "desc", ver, pdesc);
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done:
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if (ret) {
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nvkm_acr_lsfw_del(lsfw);
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return ERR_PTR(ret);
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}
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return lsfw;
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}
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static void
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nvkm_acr_lsfw_from_desc(const struct nvfw_ls_desc_head *desc,
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struct nvkm_acr_lsfw *lsfw)
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{
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lsfw->bootloader_size = ALIGN(desc->bootloader_size, 256);
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lsfw->bootloader_imem_offset = desc->bootloader_imem_offset;
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lsfw->app_size = ALIGN(desc->app_size, 256);
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lsfw->app_start_offset = desc->app_start_offset;
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lsfw->app_imem_entry = desc->app_imem_entry;
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lsfw->app_resident_code_offset = desc->app_resident_code_offset;
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lsfw->app_resident_code_size = desc->app_resident_code_size;
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lsfw->app_resident_data_offset = desc->app_resident_data_offset;
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lsfw->app_resident_data_size = desc->app_resident_data_size;
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lsfw->ucode_size = ALIGN(lsfw->app_resident_data_offset, 256) +
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lsfw->bootloader_size;
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lsfw->data_size = lsfw->app_size + lsfw->bootloader_size -
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lsfw->ucode_size;
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}
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int
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nvkm_acr_lsfw_load_sig_image_desc(struct nvkm_subdev *subdev,
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struct nvkm_falcon *falcon,
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enum nvkm_acr_lsf_id id,
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const char *path, int ver,
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const struct nvkm_acr_lsf_func *func)
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{
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const struct firmware *fw;
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struct nvkm_acr_lsfw *lsfw;
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lsfw = nvkm_acr_lsfw_load_sig_image_desc_(subdev, falcon, id, path, ver,
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func, &fw);
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if (IS_ERR(lsfw))
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return PTR_ERR(lsfw);
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nvkm_acr_lsfw_from_desc(&nvfw_ls_desc(subdev, fw->data)->head, lsfw);
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nvkm_firmware_put(fw);
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return 0;
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}
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int
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nvkm_acr_lsfw_load_sig_image_desc_v1(struct nvkm_subdev *subdev,
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struct nvkm_falcon *falcon,
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enum nvkm_acr_lsf_id id,
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const char *path, int ver,
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const struct nvkm_acr_lsf_func *func)
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{
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const struct firmware *fw;
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struct nvkm_acr_lsfw *lsfw;
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lsfw = nvkm_acr_lsfw_load_sig_image_desc_(subdev, falcon, id, path, ver,
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func, &fw);
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if (IS_ERR(lsfw))
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return PTR_ERR(lsfw);
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nvkm_acr_lsfw_from_desc(&nvfw_ls_desc_v1(subdev, fw->data)->head, lsfw);
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nvkm_firmware_put(fw);
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return 0;
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}
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int
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nvkm_acr_lsfw_load_sig_image_desc_v2(struct nvkm_subdev *subdev,
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struct nvkm_falcon *falcon,
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enum nvkm_acr_lsf_id id,
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const char *path, int ver,
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const struct nvkm_acr_lsf_func *func)
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{
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const struct firmware *fw;
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struct nvkm_acr_lsfw *lsfw;
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const struct nvfw_ls_desc_v2 *desc;
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int ret = 0;
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lsfw = nvkm_acr_lsfw_load_sig_image_desc_(subdev, falcon, id, path, ver, func, &fw);
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if (IS_ERR(lsfw))
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return PTR_ERR(lsfw);
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desc = nvfw_ls_desc_v2(subdev, fw->data);
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lsfw->secure_bootloader = desc->secure_bootloader;
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lsfw->bootloader_size = ALIGN(desc->bootloader_size, 256);
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lsfw->bootloader_imem_offset = desc->bootloader_imem_offset;
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lsfw->app_size = ALIGN(desc->app_size, 256);
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lsfw->app_start_offset = desc->app_start_offset;
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lsfw->app_imem_entry = desc->app_imem_entry;
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lsfw->app_resident_code_offset = desc->app_resident_code_offset;
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lsfw->app_resident_code_size = desc->app_resident_code_size;
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lsfw->app_resident_data_offset = desc->app_resident_data_offset;
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lsfw->app_resident_data_size = desc->app_resident_data_size;
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lsfw->app_imem_offset = desc->app_imem_offset;
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lsfw->app_dmem_offset = desc->app_dmem_offset;
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lsfw->ucode_size = ALIGN(lsfw->app_resident_data_offset, 256) + lsfw->bootloader_size;
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lsfw->data_size = lsfw->app_size + lsfw->bootloader_size - lsfw->ucode_size;
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nvkm_firmware_put(fw);
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if (lsfw->secure_bootloader) {
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const struct firmware *hsbl;
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const struct nvfw_ls_hsbl_bin_hdr *hdr;
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const struct nvfw_ls_hsbl_hdr *hshdr;
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u32 loc, sig, cnt, *meta;
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ret = nvkm_firmware_load_name(subdev, path, "hs_bl_sig", ver, &hsbl);
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if (ret)
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return ret;
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hdr = nvfw_ls_hsbl_bin_hdr(subdev, hsbl->data);
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hshdr = nvfw_ls_hsbl_hdr(subdev, hsbl->data + hdr->header_offset);
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meta = (u32 *)(hsbl->data + hshdr->meta_data_offset);
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loc = *(u32 *)(hsbl->data + hshdr->patch_loc);
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sig = *(u32 *)(hsbl->data + hshdr->patch_sig);
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cnt = *(u32 *)(hsbl->data + hshdr->num_sig);
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lsfw->fuse_ver = meta[0];
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lsfw->engine_id = meta[1];
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lsfw->ucode_id = meta[2];
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lsfw->sig_size = hshdr->sig_prod_size / cnt;
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lsfw->sig_nr = cnt;
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lsfw->sigs = kmemdup(hsbl->data + hshdr->sig_prod_offset + sig,
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lsfw->sig_nr * lsfw->sig_size, GFP_KERNEL);
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nvkm_firmware_put(hsbl);
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if (!lsfw->sigs)
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ret = -ENOMEM;
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}
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return ret;
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}
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int
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nvkm_acr_lsfw_load_bl_inst_data_sig(struct nvkm_subdev *subdev,
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struct nvkm_falcon *falcon,
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enum nvkm_acr_lsf_id id,
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const char *path, int ver,
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const struct nvkm_acr_lsf_func *func)
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{
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struct nvkm_acr *acr = subdev->device->acr;
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struct nvkm_acr_lsfw *lsfw;
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const struct firmware *bl = NULL, *inst = NULL, *data = NULL;
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const struct nvfw_bin_hdr *hdr;
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const struct nvfw_bl_desc *desc;
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u32 *bldata;
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int ret;
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if (IS_ERR((lsfw = nvkm_acr_lsfw_add(func, acr, falcon, id))))
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return PTR_ERR(lsfw);
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ret = nvkm_firmware_load_name(subdev, path, "bl", ver, &bl);
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if (ret)
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goto done;
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hdr = nvfw_bin_hdr(subdev, bl->data);
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desc = nvfw_bl_desc(subdev, bl->data + hdr->header_offset);
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bldata = (void *)(bl->data + hdr->data_offset);
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ret = nvkm_firmware_load_name(subdev, path, "inst", ver, &inst);
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if (ret)
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goto done;
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ret = nvkm_firmware_load_name(subdev, path, "data", ver, &data);
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if (ret)
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goto done;
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ret = nvkm_firmware_load_name(subdev, path, "sig", ver, &lsfw->sig);
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if (ret)
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goto done;
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lsfw->bootloader_size = ALIGN(desc->code_size, 256);
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lsfw->bootloader_imem_offset = desc->start_tag << 8;
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lsfw->app_start_offset = lsfw->bootloader_size;
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lsfw->app_imem_entry = 0;
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lsfw->app_resident_code_offset = 0;
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lsfw->app_resident_code_size = ALIGN(inst->size, 256);
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lsfw->app_resident_data_offset = lsfw->app_resident_code_size;
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lsfw->app_resident_data_size = ALIGN(data->size, 256);
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lsfw->app_size = lsfw->app_resident_code_size +
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lsfw->app_resident_data_size;
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lsfw->img.size = lsfw->bootloader_size + lsfw->app_size;
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if (!(lsfw->img.data = kzalloc(lsfw->img.size, GFP_KERNEL))) {
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ret = -ENOMEM;
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goto done;
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}
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memcpy(lsfw->img.data, bldata, lsfw->bootloader_size);
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memcpy(lsfw->img.data + lsfw->app_start_offset +
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lsfw->app_resident_code_offset, inst->data, inst->size);
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memcpy(lsfw->img.data + lsfw->app_start_offset +
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lsfw->app_resident_data_offset, data->data, data->size);
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lsfw->ucode_size = ALIGN(lsfw->app_resident_data_offset, 256) +
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lsfw->bootloader_size;
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lsfw->data_size = lsfw->app_size + lsfw->bootloader_size -
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lsfw->ucode_size;
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done:
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if (ret)
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nvkm_acr_lsfw_del(lsfw);
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nvkm_firmware_put(data);
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nvkm_firmware_put(inst);
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nvkm_firmware_put(bl);
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return ret;
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}
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int
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nvkm_acr_lsfw_load_bl_sig_net(struct nvkm_subdev *subdev,
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struct nvkm_falcon *falcon,
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enum nvkm_acr_lsf_id id,
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const char *path, int ver,
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const struct nvkm_acr_lsf_func *func,
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const void *inst_data, u32 inst_size,
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const void *data_data, u32 data_size)
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{
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|
|
struct nvkm_acr *acr = subdev->device->acr;
|
||
|
|
struct nvkm_acr_lsfw *lsfw;
|
||
|
|
const struct firmware _inst = { .data = inst_data, .size = inst_size };
|
||
|
|
const struct firmware _data = { .data = data_data, .size = data_size };
|
||
|
|
const struct firmware *bl = NULL, *inst = &_inst, *data = &_data;
|
||
|
|
const struct {
|
||
|
|
int bin_magic;
|
||
|
|
int bin_version;
|
||
|
|
int bin_size;
|
||
|
|
int header_offset;
|
||
|
|
int header_size;
|
||
|
|
} *hdr;
|
||
|
|
u32 *bldata;
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
if (IS_ERR((lsfw = nvkm_acr_lsfw_add(func, acr, falcon, id))))
|
||
|
|
return PTR_ERR(lsfw);
|
||
|
|
|
||
|
|
ret = nvkm_firmware_load_name(subdev, path, "bl", ver, &bl);
|
||
|
|
if (ret)
|
||
|
|
goto done;
|
||
|
|
|
||
|
|
hdr = (const void *)bl->data;
|
||
|
|
bldata = (void *)(bl->data + hdr->header_offset);
|
||
|
|
|
||
|
|
ret = nvkm_firmware_load_name(subdev, path, "sig", ver, &lsfw->sig);
|
||
|
|
if (ret)
|
||
|
|
goto done;
|
||
|
|
|
||
|
|
lsfw->bootloader_size = ALIGN(hdr->header_size, 256);
|
||
|
|
lsfw->bootloader_imem_offset = func->bl_entry;
|
||
|
|
|
||
|
|
lsfw->app_start_offset = lsfw->bootloader_size;
|
||
|
|
lsfw->app_imem_entry = 0;
|
||
|
|
lsfw->app_resident_code_offset = 0;
|
||
|
|
lsfw->app_resident_code_size = ALIGN(inst->size, 256);
|
||
|
|
lsfw->app_resident_data_offset = lsfw->app_resident_code_size;
|
||
|
|
lsfw->app_resident_data_size = ALIGN(data->size, 256);
|
||
|
|
lsfw->app_imem_offset = 0;
|
||
|
|
lsfw->app_dmem_offset = 0;
|
||
|
|
lsfw->app_size = lsfw->app_resident_code_size + lsfw->app_resident_data_size;
|
||
|
|
|
||
|
|
lsfw->img.size = lsfw->bootloader_size + lsfw->app_size;
|
||
|
|
if (!(lsfw->img.data = kzalloc(lsfw->img.size, GFP_KERNEL))) {
|
||
|
|
ret = -ENOMEM;
|
||
|
|
goto done;
|
||
|
|
}
|
||
|
|
|
||
|
|
memcpy(lsfw->img.data, bldata, lsfw->bootloader_size);
|
||
|
|
memcpy(lsfw->img.data + lsfw->app_start_offset +
|
||
|
|
lsfw->app_resident_code_offset, inst->data, inst->size);
|
||
|
|
memcpy(lsfw->img.data + lsfw->app_start_offset +
|
||
|
|
lsfw->app_resident_data_offset, data->data, data->size);
|
||
|
|
|
||
|
|
lsfw->ucode_size = ALIGN(lsfw->app_resident_data_offset, 256) +
|
||
|
|
lsfw->bootloader_size;
|
||
|
|
lsfw->data_size = lsfw->app_size + lsfw->bootloader_size -
|
||
|
|
lsfw->ucode_size;
|
||
|
|
|
||
|
|
done:
|
||
|
|
if (ret)
|
||
|
|
nvkm_acr_lsfw_del(lsfw);
|
||
|
|
nvkm_firmware_put(bl);
|
||
|
|
return ret;
|
||
|
|
}
|