treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / net / ethernet / apm / xgene / xgene_enet_sgmac.h
blob3bba0ce34bb47a9877ee5da72d009086651ddb20
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /* Applied Micro X-Gene SoC Ethernet Driver
4 * Copyright (c) 2014, Applied Micro Circuits Corporation
5 * Authors: Iyappan Subramanian <isubramanian@apm.com>
6 * Keyur Chudgar <kchudgar@apm.com>
7 */
9 #ifndef __XGENE_ENET_SGMAC_H__
10 #define __XGENE_ENET_SGMAC_H__
12 #define PHY_ADDR(src) (((src)<<8) & GENMASK(12, 8))
13 #define REG_ADDR(src) ((src) & GENMASK(4, 0))
14 #define PHY_CONTROL(src) ((src) & GENMASK(15, 0))
15 #define LINK_SPEED(src) (((src) & GENMASK(11, 10)) >> 10)
16 #define INT_PHY_ADDR 0x1e
17 #define SGMII_TBI_CONTROL_ADDR 0x44
18 #define SGMII_CONTROL_ADDR 0x00
19 #define SGMII_STATUS_ADDR 0x04
20 #define SGMII_BASE_PAGE_ABILITY_ADDR 0x14
21 #define AUTO_NEG_COMPLETE BIT(5)
22 #define LINK_STATUS BIT(2)
23 #define LINK_UP BIT(15)
24 #define MPA_IDLE_WITH_QMI_EMPTY BIT(12)
25 #define SG_RX_DV_GATE_REG_0_ADDR 0x05fc
26 #define SGMII_EN 0x1
28 enum xgene_phy_speed {
29 PHY_SPEED_10,
30 PHY_SPEED_100,
31 PHY_SPEED_1000
34 extern const struct xgene_mac_ops xgene_sgmac_ops;
35 extern const struct xgene_port_ops xgene_sgport_ops;
37 #endif /* __XGENE_ENET_SGMAC_H__ */