diff options
Diffstat (limited to 'arch/arm/plat-omap/include/syslink/sharedregion_ioctl.h')
| -rw-r--r-- | arch/arm/plat-omap/include/syslink/sharedregion_ioctl.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/syslink/sharedregion_ioctl.h b/arch/arm/plat-omap/include/syslink/sharedregion_ioctl.h new file mode 100644 index 00000000000..adff03f0434 --- /dev/null +++ b/arch/arm/plat-omap/include/syslink/sharedregion_ioctl.h @@ -0,0 +1,189 @@ +/* + * sharedregion_ioctl.h + * + * The sharedregion module is designed to be used in a + * multi-processor environment where there are memory regions + * that are shared and accessed across different processors + * + * Copyright (C) 2008-2010 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR + * PURPOSE. + */ + +#ifndef _SHAREDREGION_IOCTL_H +#define _SHAREDREGION_IOCTL_H + +#include <linux/ioctl.h> +#include <linux/types.h> + +#include <ipc_ioctl.h> +#include <sharedregion.h> + +enum CMD_SHAREDREGION { + SHAREDREGION_GETCONFIG = SHAREDREGION_BASE_CMD, + SHAREDREGION_SETUP, + SHAREDREGION_DESTROY, + SHAREDREGION_START, + SHAREDREGION_STOP, + SHAREDREGION_ATTACH, + SHAREDREGION_DETACH, + SHAREDREGION_GETHEAP, + SHAREDREGION_CLEARENTRY, + SHAREDREGION_SETENTRY, + SHAREDREGION_RESERVEMEMORY, + SHAREDREGION_CLEARRESERVEDMEMORY, + SHAREDREGION_GETREGIONINFO +}; + +/* + * IOCTL command IDs for sharedregion + * + */ + +/* + * Command for sharedregion_get_config + */ +#define CMD_SHAREDREGION_GETCONFIG _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_GETCONFIG, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_setup + */ +#define CMD_SHAREDREGION_SETUP _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_SETUP, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_setup + */ +#define CMD_SHAREDREGION_DESTROY _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_DESTROY, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_start + */ +#define CMD_SHAREDREGION_START _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_START, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_stop + */ +#define CMD_SHAREDREGION_STOP _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_STOP, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_attach + */ +#define CMD_SHAREDREGION_ATTACH _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_ATTACH, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_detach + */ +#define CMD_SHAREDREGION_DETACH _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_DETACH, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_get_heap + */ +#define CMD_SHAREDREGION_GETHEAP _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_GETHEAP, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_clear_entry + */ +#define CMD_SHAREDREGION_CLEARENTRY _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_CLEARENTRY, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_set_entry + */ +#define CMD_SHAREDREGION_SETENTRY _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_SETENTRY, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_reserve_memory + */ +#define CMD_SHAREDREGION_RESERVEMEMORY _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_RESERVEMEMORY, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_clear_reserved_memory + */ +#define CMD_SHAREDREGION_CLEARRESERVEDMEMORY \ + _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_CLEARRESERVEDMEMORY, \ + struct sharedregion_cmd_args) +/* + * Command for sharedregion_get_region_info + */ +#define CMD_SHAREDREGION_GETREGIONINFO _IOWR(IPC_IOC_MAGIC, \ + SHAREDREGION_GETREGIONINFO, \ + struct sharedregion_cmd_args) + +/* + * Command arguments for sharedregion + */ +union sharedregion_arg { + struct { + struct sharedregion_config *config; + } get_config; + + struct { + struct sharedregion_region *regions; + struct sharedregion_config *config; + } setup; + + struct { + struct sharedregion_region *regions; + } get_region_info; + + struct { + u16 remote_proc_id; + } attach; + + struct { + u16 remote_proc_id; + } detach; + + struct { + u16 id; + void *heap_handle; + } get_heap; + + struct { + u16 id; + struct sharedregion_entry entry; + } set_entry; + + struct { + u16 id; + } clear_entry; + + struct { + u16 id; + u32 size; + } reserve_memory; +}; + +/* + * Command arguments for sharedregion + */ +struct sharedregion_cmd_args { + union sharedregion_arg args; + s32 api_status; +}; + +/* + * This ioctl interface for sharedregion module + */ +int sharedregion_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long args, bool user); + +#endif /* _SHAREDREGION_IOCTL_H */ |