[RAPIDIO] Change RapidIO doorbell source and target ID field to 16-bit
authorZhang Wei <wei.zhang@freescale.com>
Fri, 18 Apr 2008 20:33:48 +0000 (13:33 -0700)
committerPaul Mackerras <paulus@samba.org>
Tue, 29 Apr 2008 09:40:29 +0000 (19:40 +1000)
Change RapidIO doorbell source and target ID field to 16-bit for
support large system size, which max rio devid is 65535.

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>
arch/powerpc/sysdev/fsl_rio.c

index dca8eead3967f3d28a664fcd99bbf8bfb1fc1abf..3d920376f58e8b2a6bfd5746196136424be7ad1c 100644 (file)
 #define DOORBELL_DSR_TE                0x00000080
 #define DOORBELL_DSR_QFI       0x00000010
 #define DOORBELL_DSR_DIQI      0x00000001
-#define DOORBELL_TID_OFFSET    0x03
-#define DOORBELL_SID_OFFSET    0x05
+#define DOORBELL_TID_OFFSET    0x02
+#define DOORBELL_SID_OFFSET    0x04
 #define DOORBELL_INFO_OFFSET   0x06
 
 #define DOORBELL_MESSAGE_SIZE  0x08
-#define DBELL_SID(x)           (*(u8 *)(x + DOORBELL_SID_OFFSET))
-#define DBELL_TID(x)           (*(u8 *)(x + DOORBELL_TID_OFFSET))
+#define DBELL_SID(x)           (*(u16 *)(x + DOORBELL_SID_OFFSET))
+#define DBELL_TID(x)           (*(u16 *)(x + DOORBELL_TID_OFFSET))
 #define DBELL_INF(x)           (*(u16 *)(x + DOORBELL_INFO_OFFSET))
 
 struct rio_atmu_regs {