diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c deleted file mode 100644 index a84a999445bb..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c +++ /dev/null @@ -1,177 +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> -#include <core/msgqueue.h> -#include <subdev/pmu.h> -#include <engine/sec2.h> -#include <subdev/mc.h> -#include <subdev/timer.h> - -/** - * acr_ls_ucode_load_msgqueue - load and prepare a ucode img for a msgqueue fw - * - * Load the LS microcode, desc and signature and pack them into a single - * blob. - */ -static int -acr_ls_ucode_load_msgqueue(const struct nvkm_subdev *subdev, const char *name, - int maxver, struct ls_ucode_img *img) -{ - const struct firmware *image, *desc, *sig; - char f[64]; - int ver, ret; - - snprintf(f, sizeof(f), "%s/image", name); - ver = nvkm_firmware_get_version(subdev, f, 0, maxver, &image); - if (ver < 0) - return ver; - img->ucode_data = kmemdup(image->data, image->size, GFP_KERNEL); - nvkm_firmware_put(image); - if (!img->ucode_data) - return -ENOMEM; - - snprintf(f, sizeof(f), "%s/desc", name); - ret = nvkm_firmware_get_version(subdev, f, ver, ver, &desc); - if (ret < 0) - return ret; - memcpy(&img->ucode_desc, desc->data, sizeof(img->ucode_desc)); - img->ucode_size = ALIGN(img->ucode_desc.app_start_offset + img->ucode_desc.app_size, 256); - nvkm_firmware_put(desc); - - snprintf(f, sizeof(f), "%s/sig", name); - ret = nvkm_firmware_get_version(subdev, f, ver, ver, &sig); - if (ret < 0) - return ret; - img->sig_size = sig->size; - img->sig = kmemdup(sig->data, sig->size, GFP_KERNEL); - nvkm_firmware_put(sig); - if (!img->sig) - return -ENOMEM; - - return ver; -} - -static int -acr_ls_msgqueue_post_run(struct nvkm_msgqueue *queue, - struct nvkm_falcon *falcon, u32 addr_args) -{ - struct nvkm_device *device = falcon->owner->device; - u8 buf[NVKM_MSGQUEUE_CMDLINE_SIZE]; - - memset(buf, 0, sizeof(buf)); - nvkm_msgqueue_write_cmdline(queue, buf); - nvkm_falcon_load_dmem(falcon, buf, addr_args, sizeof(buf), 0); - /* rearm the queue so it will wait for the init message */ - nvkm_msgqueue_reinit(queue); - - /* Enable interrupts */ - nvkm_falcon_wr32(falcon, 0x10, 0xff); - nvkm_mc_intr_mask(device, falcon->owner->index, true); - - /* Start LS firmware on boot falcon */ - nvkm_falcon_start(falcon); - - return 0; -} - -int -acr_ls_ucode_load_pmu(const struct nvkm_secboot *sb, int maxver, - struct ls_ucode_img *img) -{ - struct nvkm_pmu *pmu = sb->subdev.device->pmu; - int ret; - - ret = acr_ls_ucode_load_msgqueue(&sb->subdev, "pmu", maxver, img); - if (ret) - return ret; - - /* Allocate the PMU queue corresponding to the FW version */ - ret = nvkm_msgqueue_new(img->ucode_desc.app_version, pmu->falcon, - sb, &pmu->queue); - if (ret) - return ret; - - return 0; -} - -int -acr_ls_pmu_post_run(const struct nvkm_acr *acr, const struct nvkm_secboot *sb) -{ - struct nvkm_device *device = sb->subdev.device; - struct nvkm_pmu *pmu = device->pmu; - u32 addr_args = pmu->falcon->data.limit - NVKM_MSGQUEUE_CMDLINE_SIZE; - int ret; - - ret = acr_ls_msgqueue_post_run(pmu->queue, pmu->falcon, addr_args); - if (ret) - return ret; - - nvkm_debug(&sb->subdev, "%s started\n", - nvkm_secboot_falcon_name[acr->boot_falcon]); - - return 0; -} - -int -acr_ls_ucode_load_sec2(const struct nvkm_secboot *sb, int maxver, - struct ls_ucode_img *img) -{ - struct nvkm_sec2 *sec = sb->subdev.device->sec2; - int ver, ret; - - ver = acr_ls_ucode_load_msgqueue(&sb->subdev, "sec2", maxver, img); - if (ver < 0) - return ver; - - /* Allocate the PMU queue corresponding to the FW version */ - ret = nvkm_msgqueue_new(img->ucode_desc.app_version, sec->falcon, - sb, &sec->queue); - if (ret) - return ret; - - return ver; -} - -int -acr_ls_sec2_post_run(const struct nvkm_acr *acr, const struct nvkm_secboot *sb) -{ - const struct nvkm_subdev *subdev = &sb->subdev; - struct nvkm_device *device = subdev->device; - struct nvkm_sec2 *sec = device->sec2; - /* on SEC arguments are always at the beginning of EMEM */ - const u32 addr_args = 0x01000000; - int ret; - - ret = acr_ls_msgqueue_post_run(sec->queue, sec->falcon, addr_args); - if (ret) - return ret; - - nvkm_debug(&sb->subdev, "%s started\n", - nvkm_secboot_falcon_name[acr->boot_falcon]); - - return 0; -} |