linux/drivers/net/ethernet/amd/pds_core/fw.c

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2023 Advanced Micro Devices, Inc */

#include "core.h"

/* The worst case wait for the install activity is about 25 minutes when
 * installing a new CPLD, which is very seldom.  Normal is about 30-35
 * seconds.  Since the driver can't tell if a CPLD update will happen we
 * set the timeout for the ugly case.
 */
#define PDSC_FW_INSTALL_TIMEOUT …
#define PDSC_FW_SELECT_TIMEOUT …

/* Number of periodic log updates during fw file download */
#define PDSC_FW_INTERVAL_FRACTION …

static int pdsc_devcmd_fw_download_locked(struct pdsc *pdsc, u64 addr,
					  u32 offset, u32 length)
{ … }

static int pdsc_devcmd_fw_install(struct pdsc *pdsc)
{ … }

static int pdsc_devcmd_fw_activate(struct pdsc *pdsc,
				   enum pds_core_fw_slot slot)
{ … }

static int pdsc_fw_status_long_wait(struct pdsc *pdsc,
				    const char *label,
				    unsigned long timeout,
				    u8 fw_cmd,
				    struct netlink_ext_ack *extack)
{ … }

int pdsc_firmware_update(struct pdsc *pdsc, const struct firmware *fw,
			 struct netlink_ext_ack *extack)
{ … }