linux/drivers/gpu/drm/tegra/falcon.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2015, NVIDIA Corporation.
 */

#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/firmware.h>
#include <linux/pci_ids.h>
#include <linux/iopoll.h>

#include "falcon.h"
#include "drm.h"

enum falcon_memory { … };

static void falcon_writel(struct falcon *falcon, u32 value, u32 offset)
{ … }

int falcon_wait_idle(struct falcon *falcon)
{ … }

static int falcon_dma_wait_idle(struct falcon *falcon)
{ … }

static int falcon_copy_chunk(struct falcon *falcon,
			     phys_addr_t base,
			     unsigned long offset,
			     enum falcon_memory target)
{ … }

static void falcon_copy_firmware_image(struct falcon *falcon,
				       const struct firmware *firmware)
{ … }

static int falcon_parse_firmware_image(struct falcon *falcon)
{ … }

int falcon_read_firmware(struct falcon *falcon, const char *name)
{ … }

int falcon_load_firmware(struct falcon *falcon)
{ … }

int falcon_init(struct falcon *falcon)
{ … }

void falcon_exit(struct falcon *falcon)
{ … }

int falcon_boot(struct falcon *falcon)
{ … }

void falcon_execute_method(struct falcon *falcon, u32 method, u32 data)
{ … }