diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c deleted file mode 100644 index 821d3b2bdb1f..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_gr.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ - - -#include "ls_ucode.h" -#include "acr.h" - -#include <core/firmware.h> - -#define BL_DESC_BLK_SIZE 256 -/** - * Build a ucode image and descriptor from provided bootloader, code and data. - * - * @bl: bootloader image, including 16-bytes descriptor - * @code: LS firmware code segment - * @data: LS firmware data segment - * @desc: ucode descriptor to be written - * - * Return: allocated ucode image with corresponding descriptor information. desc - * is also updated to contain the right offsets within returned image. - */ -static void * -ls_ucode_img_build(const struct firmware *bl, const struct firmware *code, - const struct firmware *data, struct ls_ucode_img_desc *desc) -{ - struct fw_bin_header *bin_hdr = (void *)bl->data; - struct fw_bl_desc *bl_desc = (void *)bl->data + bin_hdr->header_offset; - void *bl_data = (void *)bl->data + bin_hdr->data_offset; - u32 pos = 0; - void *image; - - desc->bootloader_start_offset = pos; - desc->bootloader_size = ALIGN(bl_desc->code_size, sizeof(u32)); - desc->bootloader_imem_offset = bl_desc->start_tag * 256; - desc->bootloader_entry_point = bl_desc->start_tag * 256; - - pos = ALIGN(pos + desc->bootloader_size, BL_DESC_BLK_SIZE); - desc->app_start_offset = pos; - desc->app_size = ALIGN(code->size, BL_DESC_BLK_SIZE) + - ALIGN(data->size, BL_DESC_BLK_SIZE); - desc->app_imem_offset = 0; - desc->app_imem_entry = 0; - desc->app_dmem_offset = 0; - desc->app_resident_code_offset = 0; - desc->app_resident_code_size = ALIGN(code->size, BL_DESC_BLK_SIZE); - - pos = ALIGN(pos + desc->app_resident_code_size, BL_DESC_BLK_SIZE); - desc->app_resident_data_offset = pos - desc->app_start_offset; - desc->app_resident_data_size = ALIGN(data->size, BL_DESC_BLK_SIZE); - - desc->image_size = ALIGN(bl_desc->code_size, BL_DESC_BLK_SIZE) + - desc->app_size; - - image = kzalloc(desc->image_size, GFP_KERNEL); - if (!image) - return ERR_PTR(-ENOMEM); - - memcpy(image + desc->bootloader_start_offset, bl_data, - bl_desc->code_size); - memcpy(image + desc->app_start_offset, code->data, code->size); - memcpy(image + desc->app_start_offset + desc->app_resident_data_offset, - data->data, data->size); - - return image; -} - -/** - * ls_ucode_img_load_gr() - load and prepare a LS GR ucode image - * - * Load the LS microcode, bootloader and signature and pack them into a single - * blob. Also generate the corresponding ucode descriptor. - */ -static int -ls_ucode_img_load_gr(const struct nvkm_subdev *subdev, int maxver, - struct ls_ucode_img *img, const char *falcon_name) -{ - const struct firmware *bl, *code, *data, *sig; - char f[64]; - int ret; - - snprintf(f, sizeof(f), "gr/%s_bl", falcon_name); - ret = nvkm_firmware_get(subdev, f, &bl); - if (ret) - goto error; - - snprintf(f, sizeof(f), "gr/%s_inst", falcon_name); - ret = nvkm_firmware_get(subdev, f, &code); - if (ret) - goto free_bl; - - snprintf(f, sizeof(f), "gr/%s_data", falcon_name); - ret = nvkm_firmware_get(subdev, f, &data); - if (ret) - goto free_inst; - - snprintf(f, sizeof(f), "gr/%s_sig", falcon_name); - ret = nvkm_firmware_get(subdev, f, &sig); - if (ret) - goto free_data; - - img->sig = kmemdup(sig->data, sig->size, GFP_KERNEL); - if (!img->sig) { - ret = -ENOMEM; - goto free_sig; - } - img->sig_size = sig->size; - - img->ucode_data = ls_ucode_img_build(bl, code, data, - &img->ucode_desc); - if (IS_ERR(img->ucode_data)) { - kfree(img->sig); - ret = PTR_ERR(img->ucode_data); - goto free_sig; - } - img->ucode_size = img->ucode_desc.image_size; - -free_sig: - nvkm_firmware_put(sig); -free_data: - nvkm_firmware_put(data); -free_inst: - nvkm_firmware_put(code); -free_bl: - nvkm_firmware_put(bl); -error: - return ret; -} - -int -acr_ls_ucode_load_fecs(const struct nvkm_secboot *sb, int maxver, - struct ls_ucode_img *img) -{ - return ls_ucode_img_load_gr(&sb->subdev, maxver, img, "fecs"); -} - -int -acr_ls_ucode_load_gpccs(const struct nvkm_secboot *sb, int maxver, - struct ls_ucode_img *img) -{ - return ls_ucode_img_load_gr(&sb->subdev, maxver, img, "gpccs"); -} |