diff options
| author | Zhang Wei <wei.zhang@freescale.com> | 2008-04-18 13:33:42 -0700 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-04-29 19:40:28 +1000 |
| commit | e042323607f5c14844b1c59aebbca8d1251c7d89 (patch) | |
| tree | 10c9eac3d5146f3611af9220740e4ec27bf2ade0 /include/linux/rio.h | |
| parent | cc2bb6968a2c842149d285d77cb35200d2d37b15 (diff) | |
| download | lwn-e042323607f5c14844b1c59aebbca8d1251c7d89.tar.gz lwn-e042323607f5c14844b1c59aebbca8d1251c7d89.zip | |
[RAPIDIO] Auto-probe the RapidIO system size
The RapidIO system size will auto probe in RIO setup. The route table
and rionet_active in rionet.c are changed to be allocated dynamically
according to the size of the system.
Signed-off-by: Zhang Wei <wei.zhang@freescale.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/linux/rio.h')
| -rw-r--r-- | include/linux/rio.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/include/linux/rio.h b/include/linux/rio.h index 258c453f43f6..4a064bcd7c0c 100644 --- a/include/linux/rio.h +++ b/include/linux/rio.h @@ -23,7 +23,6 @@ #include <linux/device.h> #include <linux/rio_regs.h> -#define RIO_ANY_DESTID 0xff #define RIO_NO_HOPCOUNT -1 #define RIO_INVALID_DESTID 0xffff @@ -39,11 +38,8 @@ entry is invalid (no route exists for the device ID) */ -#ifdef CONFIG_RAPIDIO_8_BIT_TRANSPORT -#define RIO_MAX_ROUTE_ENTRIES (1 << 8) -#else -#define RIO_MAX_ROUTE_ENTRIES (1 << 16) -#endif +#define RIO_MAX_ROUTE_ENTRIES(size) (size ? (1 << 16) : (1 << 8)) +#define RIO_ANY_DESTID(size) (size ? 0xffff : 0xff) #define RIO_MAX_MBOX 4 #define RIO_MAX_MSG_SIZE 0x1000 @@ -178,6 +174,10 @@ struct rio_mport { unsigned char id; /* port ID, unique among all ports */ unsigned char index; /* port index, unique among all port interfaces of the same type */ + unsigned int sys_size; /* RapidIO common transport system size. + * 0 - Small size. 256 devices. + * 1 - Large size, 65536 devices. + */ unsigned char name[40]; void *priv; /* Master port private data */ }; @@ -213,7 +213,7 @@ struct rio_switch { u16 switchid; u16 hopcount; u16 destid; - u8 route_table[RIO_MAX_ROUTE_ENTRIES]; + u8 *route_table; int (*add_entry) (struct rio_mport * mport, u16 destid, u8 hopcount, u16 table, u16 route_destid, u8 route_port); int (*get_entry) (struct rio_mport * mport, u16 destid, u8 hopcount, |