diff options
Diffstat (limited to 'drivers/net/ethernet/toshiba/ps3_gelic_net.h')
| -rw-r--r-- | drivers/net/ethernet/toshiba/ps3_gelic_net.h | 82 |
1 files changed, 34 insertions, 48 deletions
diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.h b/drivers/net/ethernet/toshiba/ps3_gelic_net.h index a93df6ac1909..c10f1984a5a1 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.h +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * PS3 Platfom gelic network driver. * @@ -10,20 +11,6 @@ * * Authors : Utz Bacher <utz.bacher@de.ibm.com> * Jens Osterkamp <Jens.Osterkamp@de.ibm.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _GELIC_NET_H #define _GELIC_NET_H @@ -32,12 +19,12 @@ #define GELIC_NET_RX_DESCRIPTORS 128 /* num of descriptors */ #define GELIC_NET_TX_DESCRIPTORS 128 /* num of descriptors */ -#define GELIC_NET_MAX_MTU VLAN_ETH_FRAME_LEN -#define GELIC_NET_MIN_MTU VLAN_ETH_ZLEN +#define GELIC_NET_MAX_FRAME 2312 +#define GELIC_NET_MAX_MTU 2294 +#define GELIC_NET_MIN_MTU 64 #define GELIC_NET_RXBUF_ALIGN 128 #define GELIC_CARD_RX_CSUM_DEFAULT 1 /* hw chksum */ #define GELIC_NET_WATCHDOG_TIMEOUT 5*HZ -#define GELIC_NET_NAPI_WEIGHT (GELIC_NET_RX_DESCRIPTORS) #define GELIC_NET_BROADCAST_ADDR 0xffffffffffffL #define GELIC_NET_MC_COUNT_MAX 32 /* multicast address list */ @@ -234,29 +221,35 @@ enum gelic_lv1_phy { GELIC_LV1_PHY_ETHERNET_0 = 0x0000000000000002L, }; -/* size of hardware part of gelic descriptor */ -#define GELIC_DESCR_SIZE (32) - enum gelic_port_type { GELIC_PORT_ETHERNET_0 = 0, GELIC_PORT_WIRELESS = 1, GELIC_PORT_MAX }; -struct gelic_descr { - /* as defined by the hardware */ - __be32 buf_addr; - __be32 buf_size; +/* As defined by the gelic hardware device. */ +struct gelic_hw_regs { + struct { + __be32 dev_addr; + __be32 size; + } __packed payload; __be32 next_descr_addr; __be32 dmac_cmd_status; __be32 result_size; __be32 valid_size; /* all zeroes for tx */ __be32 data_status; __be32 data_error; /* all zeroes for tx */ +} __packed; - /* used in the driver */ +struct gelic_chain_link { + dma_addr_t cpu_addr; + unsigned int size; +}; + +struct gelic_descr { + struct gelic_hw_regs hw_regs; + struct gelic_chain_link link; struct sk_buff *skb; - dma_addr_t bus_addr; struct gelic_descr *next; struct gelic_descr *prev; } __attribute__((aligned(32))); @@ -275,6 +268,7 @@ struct gelic_vlan_id { struct gelic_card { struct napi_struct napi; struct net_device *netdev[GELIC_PORT_MAX]; + struct timer_list rx_oom_timer; /* * hypervisor requires irq_status should be * 8 bytes aligned, but u64 member is @@ -315,14 +309,14 @@ struct gelic_card { */ unsigned int irq; struct gelic_descr *tx_top, *rx_top; - struct gelic_descr descr[0]; /* must be the last */ + struct gelic_descr descr[]; /* must be the last */ }; struct gelic_port { struct gelic_card *card; struct net_device *netdev; enum gelic_port_type type; - long priv[0]; /* long for alignment */ + long priv[]; /* long for alignment */ }; static inline struct gelic_card *port_to_card(struct gelic_port *p) @@ -359,28 +353,20 @@ static inline void *port_priv(struct gelic_port *port) return port->priv; } -#ifdef CONFIG_PPC_EARLY_DEBUG_PS3GELIC -extern void udbg_shutdown_ps3gelic(void); -#else -static inline void udbg_shutdown_ps3gelic(void) {} -#endif - -extern int gelic_card_set_irq_mask(struct gelic_card *card, u64 mask); +int gelic_card_set_irq_mask(struct gelic_card *card, u64 mask); /* shared netdev ops */ -extern void gelic_card_up(struct gelic_card *card); -extern void gelic_card_down(struct gelic_card *card); -extern int gelic_net_open(struct net_device *netdev); -extern int gelic_net_stop(struct net_device *netdev); -extern int gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev); -extern void gelic_net_set_multi(struct net_device *netdev); -extern void gelic_net_tx_timeout(struct net_device *netdev); -extern int gelic_net_change_mtu(struct net_device *netdev, int new_mtu); -extern int gelic_net_setup_netdev(struct net_device *netdev, - struct gelic_card *card); +void gelic_card_up(struct gelic_card *card); +void gelic_card_down(struct gelic_card *card); +int gelic_net_open(struct net_device *netdev); +int gelic_net_stop(struct net_device *netdev); +netdev_tx_t gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev); +void gelic_net_set_multi(struct net_device *netdev); +void gelic_net_tx_timeout(struct net_device *netdev, unsigned int txqueue); +int gelic_net_setup_netdev(struct net_device *netdev, struct gelic_card *card); /* shared ethtool ops */ -extern void gelic_net_get_drvinfo(struct net_device *netdev, - struct ethtool_drvinfo *info); -extern void gelic_net_poll_controller(struct net_device *netdev); +void gelic_net_get_drvinfo(struct net_device *netdev, + struct ethtool_drvinfo *info); +void gelic_net_poll_controller(struct net_device *netdev); #endif /* _GELIC_NET_H */ |