diff options
Diffstat (limited to 'target/linux/ubicom32/files/arch/ubicom32/mach-common/switch-core.h')
-rw-r--r-- | target/linux/ubicom32/files/arch/ubicom32/mach-common/switch-core.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/target/linux/ubicom32/files/arch/ubicom32/mach-common/switch-core.h b/target/linux/ubicom32/files/arch/ubicom32/mach-common/switch-core.h new file mode 100644 index 0000000000..1e18b1cba8 --- /dev/null +++ b/target/linux/ubicom32/files/arch/ubicom32/mach-common/switch-core.h @@ -0,0 +1,92 @@ +/* + * arch/ubicom32/mach-common/switch-core.h + * Private data for the switch module + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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 of the + * License, or (at your option) any later version. + * + * The Ubicom32 Linux Kernel Port 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 the Ubicom32 Linux Kernel Port. If not, + * see <http://www.gnu.org/licenses/>. + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#ifndef _SWITCH_CORE_H_ +#define _SWITCH_CORE_H_ + +struct switch_handler_entry; +struct switch_vlan_entry; + +#define SWITCH_PORT_MASK_SIZE 2 + +struct switch_device { + struct list_head node; + + const char *name; + void *drvdata; + + u8_t ports; + + struct proc_dir_entry *driver_dir; + const struct switch_handler *driver_handlers; + + struct proc_dir_entry *port_dir; + struct proc_dir_entry **port_dirs; + const struct switch_handler *port_handlers; + + struct proc_dir_entry *reg_dir; + const struct switch_handler *reg_handlers; + + struct proc_dir_entry *vlan_dir; + const struct switch_handler *vlan_handlers; + struct list_head vlan_dirs; + + struct list_head handlers; + + u32_t port_mask[SWITCH_PORT_MASK_SIZE]; +}; + +typedef int (*switch_handler_fn)(struct switch_device *, char *buf, int nr); +struct switch_handler { + const char *name; + + switch_handler_fn read; + switch_handler_fn write; +}; + +#define SWITCH_MAX_BUFSZ 4096 + +static inline void switch_set_drvdata(struct switch_device *switch_dev, void *drvdata) +{ + switch_dev->drvdata = drvdata; +} + +static inline void *switch_get_drvdata(struct switch_device *switch_dev) +{ + return switch_dev->drvdata; +} + +extern int switch_create_vlan_dir(struct switch_device *switch_dev, int vlan_id, const struct switch_handler *handlers); +extern int switch_remove_vlan_dir(struct switch_device *switch_dev, int vlan_id); +extern void switch_parse_vlan_ports(struct switch_device *switch_dev, char *buf, u32_t *untag, u32_t *ports, u32_t *def); + +extern void switch_release(struct switch_device *switch_dev); +extern struct switch_device *switch_alloc(void); +extern int switch_register(struct switch_device *switch_dev); +extern void switch_unregister(struct switch_device *switch_dev); + +#endif |