freebsd-skq/sys/dev/dpaa/if_dtsec.h
Justin Hibbits 1163f0612f Fix interrupt handling for dtsec
The macId is the dTSEC unit within the FMan, so use the cell-index, not the unit
number, which may not match the cell index.

MFC after:	1 week
2017-11-02 04:07:41 +00:00

157 lines
4.2 KiB
C

/*-
* Copyright (c) 2011-2012 Semihalf.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef IF_DTSEC_H_
#define IF_DTSEC_H_
/**
* @group dTSEC common API.
* @{
*/
#define DTSEC_MODE_REGULAR 0
#define DTSEC_MODE_INDEPENDENT 1
#define DTSEC_LOCK(sc) mtx_lock(&(sc)->sc_lock)
#define DTSEC_UNLOCK(sc) mtx_unlock(&(sc)->sc_lock)
#define DTSEC_LOCK_ASSERT(sc) mtx_assert(&(sc)->sc_lock, MA_OWNED)
#define DTSEC_MII_LOCK(sc) mtx_lock(&(sc)->sc_mii_lock)
#define DTSEC_MII_UNLOCK(sc) mtx_unlock(&(sc)->sc_mii_lock)
enum eth_dev_type {
ETH_DTSEC = 0x1,
ETH_10GSEC = 0x2
};
struct dtsec_softc {
/* XXX MII bus requires that struct ifnet is first!!! */
struct ifnet *sc_ifnet;
device_t sc_dev;
struct resource *sc_mem;
struct mtx sc_lock;
int sc_mode;
/* Methods */
int (*sc_port_rx_init)
(struct dtsec_softc *sc, int unit);
int (*sc_port_tx_init)
(struct dtsec_softc *sc, int unit);
void (*sc_start_locked)
(struct dtsec_softc *sc);
/* dTSEC data */
enum eth_dev_type sc_eth_dev_type;
uint8_t sc_eth_id; /* Ethernet ID within its frame manager */
uintptr_t sc_mac_mem_offset;
e_EnetMode sc_mac_enet_mode;
int sc_mac_mdio_irq;
uint8_t sc_mac_addr[6];
int sc_port_rx_hw_id;
int sc_port_tx_hw_id;
uint32_t sc_port_tx_qman_chan;
int sc_phy_addr;
bool sc_hidden;
device_t sc_mdio;
/* Params from fman_bus driver */
vm_offset_t sc_fm_base;
t_Handle sc_fmh;
t_Handle sc_muramh;
t_Handle sc_mach;
t_Handle sc_rxph;
t_Handle sc_txph;
/* MII data */
struct mii_data *sc_mii;
device_t sc_mii_dev;
struct mtx sc_mii_lock;
struct callout sc_tick_callout;
/* RX Pool */
t_Handle sc_rx_pool;
uint8_t sc_rx_bpid;
uma_zone_t sc_rx_zone;
char sc_rx_zname[64];
/* RX Frame Queue */
t_Handle sc_rx_fqr;
uint32_t sc_rx_fqid;
/* TX Frame Queue */
t_Handle sc_tx_fqr;
bool sc_tx_fqr_full;
t_Handle sc_tx_conf_fqr;
uint32_t sc_tx_conf_fqid;
/* Frame Info Zone */
uma_zone_t sc_fi_zone;
char sc_fi_zname[64];
};
/** @} */
/**
* @group dTSEC FMan PORT API.
* @{
*/
enum dtsec_fm_port_params {
FM_PORT_LIODN_BASE = 0,
FM_PORT_LIODN_OFFSET = 0,
FM_PORT_MEM_ID = 0,
FM_PORT_MEM_ATTR = MEMORY_ATTR_CACHEABLE,
FM_PORT_BUFFER_SIZE = MCLBYTES,
};
e_FmPortType dtsec_fm_port_rx_type(enum eth_dev_type type);
void dtsec_fm_port_rx_exception_callback(t_Handle app,
e_FmPortExceptions exception);
void dtsec_fm_port_tx_exception_callback(t_Handle app,
e_FmPortExceptions exception);
e_FmPortType dtsec_fm_port_tx_type(enum eth_dev_type type);
/** @} */
/**
* @group dTSEC bus interface.
* @{
*/
int dtsec_attach(device_t dev);
int dtsec_detach(device_t dev);
int dtsec_suspend(device_t dev);
int dtsec_resume(device_t dev);
int dtsec_shutdown(device_t dev);
int dtsec_miibus_readreg(device_t dev, int phy, int reg);
int dtsec_miibus_writereg(device_t dev, int phy, int reg,
int value);
void dtsec_miibus_statchg(device_t dev);
/** @} */
#endif /* IF_DTSEC_H_ */