linuxdebug/drivers/gpu/drm/nouveau/nvkm/subdev/acr/gm20b.c

137 lines
3.9 KiB
C

/*
* Copyright 2019 Red Hat Inc.
*
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 "priv.h"
#include <core/firmware.h>
#include <core/memory.h>
#include <subdev/mmu.h>
#include <subdev/pmu.h>
#include <nvfw/acr.h>
#include <nvfw/flcn.h>
int
gm20b_acr_wpr_alloc(struct nvkm_acr *acr, u32 wpr_size)
{
struct nvkm_subdev *subdev = &acr->subdev;
acr->func->wpr_check(acr, &acr->wpr_start, &acr->wpr_end);
if ((acr->wpr_end - acr->wpr_start) < wpr_size) {
nvkm_error(subdev, "WPR image too big for WPR!\n");
return -ENOSPC;
}
return nvkm_memory_new(subdev->device, NVKM_MEM_TARGET_INST,
wpr_size, 0, true, &acr->wpr);
}
static void
gm20b_acr_load_bld(struct nvkm_acr *acr, struct nvkm_acr_hsf *hsf)
{
struct flcn_bl_dmem_desc hsdesc = {
.ctx_dma = FALCON_DMAIDX_VIRT,
.code_dma_base = hsf->vma->addr >> 8,
.non_sec_code_off = hsf->non_sec_addr,
.non_sec_code_size = hsf->non_sec_size,
.sec_code_off = hsf->sec_addr,
.sec_code_size = hsf->sec_size,
.code_entry_point = 0,
.data_dma_base = (hsf->vma->addr + hsf->data_addr) >> 8,
.data_size = hsf->data_size,
};
flcn_bl_dmem_desc_dump(&acr->subdev, &hsdesc);
nvkm_falcon_load_dmem(hsf->falcon, &hsdesc, 0, sizeof(hsdesc), 0);
}
static int
gm20b_acr_load_load(struct nvkm_acr *acr, struct nvkm_acr_hsfw *hsfw)
{
struct flcn_acr_desc *desc = (void *)&hsfw->image[hsfw->data_addr];
desc->ucode_blob_base = nvkm_memory_addr(acr->wpr);
desc->ucode_blob_size = nvkm_memory_size(acr->wpr);
flcn_acr_desc_dump(&acr->subdev, desc);
return gm200_acr_hsfw_load(acr, hsfw, &acr->subdev.device->pmu->falcon);
}
const struct nvkm_acr_hsf_func
gm20b_acr_load_0 = {
.load = gm20b_acr_load_load,
.boot = gm200_acr_load_boot,
.bld = gm20b_acr_load_bld,
};
#if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
MODULE_FIRMWARE("nvidia/gm20b/acr/bl.bin");
MODULE_FIRMWARE("nvidia/gm20b/acr/ucode_load.bin");
#endif
static const struct nvkm_acr_hsf_fwif
gm20b_acr_load_fwif[] = {
{ 0, nvkm_acr_hsfw_load, &gm20b_acr_load_0 },
{}
};
static const struct nvkm_acr_func
gm20b_acr = {
.load = gm20b_acr_load_fwif,
.wpr_parse = gm200_acr_wpr_parse,
.wpr_layout = gm200_acr_wpr_layout,
.wpr_alloc = gm20b_acr_wpr_alloc,
.wpr_build = gm200_acr_wpr_build,
.wpr_patch = gm200_acr_wpr_patch,
.wpr_check = gm200_acr_wpr_check,
.init = gm200_acr_init,
};
int
gm20b_acr_load(struct nvkm_acr *acr, int ver, const struct nvkm_acr_fwif *fwif)
{
struct nvkm_subdev *subdev = &acr->subdev;
const struct nvkm_acr_hsf_fwif *hsfwif;
hsfwif = nvkm_firmware_load(subdev, fwif->func->load, "AcrLoad",
acr, "acr/bl", "acr/ucode_load", "load");
if (IS_ERR(hsfwif))
return PTR_ERR(hsfwif);
return 0;
}
static const struct nvkm_acr_fwif
gm20b_acr_fwif[] = {
{ 0, gm20b_acr_load, &gm20b_acr },
{ -1, gm200_acr_nofw, &gm200_acr },
{}
};
int
gm20b_acr_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_acr **pacr)
{
return nvkm_acr_new_(gm20b_acr_fwif, device, type, inst, pacr);
}