forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
31 lines
937 B
31 lines
937 B
/* SPDX-License-Identifier: GPL-2.0 */ |
|
/* |
|
* Thunderbolt DMA configuration based mailbox support |
|
* |
|
* Copyright (C) 2017, Intel Corporation |
|
* Authors: Michael Jamet <[email protected]> |
|
* Mika Westerberg <[email protected]> |
|
*/ |
|
|
|
#ifndef DMA_PORT_H_ |
|
#define DMA_PORT_H_ |
|
|
|
#include "tb.h" |
|
|
|
struct tb_switch; |
|
struct tb_dma_port; |
|
|
|
#define DMA_PORT_CSS_ADDRESS 0x3fffff |
|
#define DMA_PORT_CSS_MAX_SIZE SZ_128 |
|
|
|
struct tb_dma_port *dma_port_alloc(struct tb_switch *sw); |
|
void dma_port_free(struct tb_dma_port *dma); |
|
int dma_port_flash_read(struct tb_dma_port *dma, unsigned int address, |
|
void *buf, size_t size); |
|
int dma_port_flash_update_auth(struct tb_dma_port *dma); |
|
int dma_port_flash_update_auth_status(struct tb_dma_port *dma, u32 *status); |
|
int dma_port_flash_write(struct tb_dma_port *dma, unsigned int address, |
|
const void *buf, size_t size); |
|
int dma_port_power_cycle(struct tb_dma_port *dma); |
|
|
|
#endif
|
|
|