]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
[SCSI] ps3rom: sector size should be 512 bytes
authorAegis Lin <aegislin@gmail.com>
Fri, 1 Feb 2008 16:35:13 +0000 (17:35 +0100)
committerJames Bottomley <James.Bottomley@HansenPartnership.com>
Fri, 8 Feb 2008 00:02:33 +0000 (18:02 -0600)
It should be desired that 64 KiB is available for ATAPI transferrring.
(Historically) in SCSI/block layer sector size is defined as 512 during
sector-byte calculation.
Originally in ps3rom.c CD_FRAMESIZE (2048) was used, which limited
/sys/block/sr0/queue/max_sectors_kb to 16 KiB (32 sectors).

Signed-off-by: Aegis Lin <aegislin@gmail.com>
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
drivers/scsi/ps3rom.c

index 17b4a7c4618cd0e3a9667d8f2fb60da8c59e17bd..0cd614a0fa73d98eb354aee000c1c4f1909de050 100644 (file)
@@ -35,7 +35,7 @@
 
 #define BOUNCE_SIZE                    (64*1024)
 
-#define PS3ROM_MAX_SECTORS             (BOUNCE_SIZE / CD_FRAMESIZE)
+#define PS3ROM_MAX_SECTORS             (BOUNCE_SIZE >> 9)
 
 
 struct ps3rom_private {