linux/drivers/net/ethernet/freescale/dpaa2/dpmac-cmd.h
Yangbo Lu a128592799 dpaa2-eth: fix a build warning in dpmac.c
Fix below sparse warning in dpmac.c.
warning: cast to restricted __le64

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-09-18 14:36:00 -07:00

74 lines
1.7 KiB
C

/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/* Copyright 2013-2016 Freescale Semiconductor Inc.
* Copyright 2019 NXP
*/
#ifndef _FSL_DPMAC_CMD_H
#define _FSL_DPMAC_CMD_H
/* DPMAC Version */
#define DPMAC_VER_MAJOR 4
#define DPMAC_VER_MINOR 4
#define DPMAC_CMD_BASE_VERSION 1
#define DPMAC_CMD_2ND_VERSION 2
#define DPMAC_CMD_ID_OFFSET 4
#define DPMAC_CMD(id) (((id) << DPMAC_CMD_ID_OFFSET) | DPMAC_CMD_BASE_VERSION)
#define DPMAC_CMD_V2(id) (((id) << DPMAC_CMD_ID_OFFSET) | DPMAC_CMD_2ND_VERSION)
/* Command IDs */
#define DPMAC_CMDID_CLOSE DPMAC_CMD(0x800)
#define DPMAC_CMDID_OPEN DPMAC_CMD(0x80c)
#define DPMAC_CMDID_GET_ATTR DPMAC_CMD(0x004)
#define DPMAC_CMDID_SET_LINK_STATE DPMAC_CMD_V2(0x0c3)
#define DPMAC_CMDID_GET_COUNTER DPMAC_CMD(0x0c4)
/* Macros for accessing command fields smaller than 1byte */
#define DPMAC_MASK(field) \
GENMASK(DPMAC_##field##_SHIFT + DPMAC_##field##_SIZE - 1, \
DPMAC_##field##_SHIFT)
#define dpmac_set_field(var, field, val) \
((var) |= (((val) << DPMAC_##field##_SHIFT) & DPMAC_MASK(field)))
#define dpmac_get_field(var, field) \
(((var) & DPMAC_MASK(field)) >> DPMAC_##field##_SHIFT)
struct dpmac_cmd_open {
__le32 dpmac_id;
};
struct dpmac_rsp_get_attributes {
u8 eth_if;
u8 link_type;
__le16 id;
__le32 max_rate;
};
#define DPMAC_STATE_SIZE 1
#define DPMAC_STATE_SHIFT 0
#define DPMAC_STATE_VALID_SIZE 1
#define DPMAC_STATE_VALID_SHIFT 1
struct dpmac_cmd_set_link_state {
__le64 options;
__le32 rate;
__le32 pad0;
/* from lsb: up:1, state_valid:1 */
u8 state;
u8 pad1[7];
__le64 supported;
__le64 advertising;
};
struct dpmac_cmd_get_counter {
u8 id;
};
struct dpmac_rsp_get_counter {
__le64 pad;
__le64 counter;
};
#endif /* _FSL_DPMAC_CMD_H */