linux-toradex.git/drivers/scsi/ps3rom.c, branch v2.6.25-rc4 Linux kernel for Apalis and Colibri modules [SCSI] ps3rom: sector size should be 512 bytes 2008-02-08T00:02:33+00:00 Aegis Lin aegislin@gmail.com 2008-02-01T16:35:13+00:00 51883b5e60796cce556370dbc368fd22c60c0e3e 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> 
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>
powerpc: Fix fallout from sg_page() changes 2007-10-23T07:13:14+00:00 Olof Johansson olof@lixom.net 2007-10-23T07:13:14+00:00 5edadbd0ae35d2daabaf6b44f2c58d67d4021ed2 Fix fallout from 18dabf473e15850c0dbc8ff13ac1e2806d542c15: In file included from include/linux/dma-mapping.h:52, from drivers/base/dma-mapping.c:10: include/asm/dma-mapping.h: In function 'dma_map_sg': include/asm/dma-mapping.h:288: error: 'struct scatterlist' has no member named 'page' include/asm/dma-mapping.h:288: error: 'struct scatterlist' has no member named 'page' include/asm/dma-mapping.h:288: error: 'struct scatterlist' has no member named 'page' include/asm/dma-mapping.h:289: error: 'struct scatterlist' has no member named 'page' include/asm/dma-mapping.h:290: error: 'struct scatterlist' has no member named 'page' include/asm/dma-mapping.h: In function 'dma_sync_sg_for_cpu': include/asm/dma-mapping.h:331: error: 'struct scatterlist' has no member named 'page' drivers/scsi/ps3rom.c: In function 'fetch_to_dev_buffer': drivers/scsi/ps3rom.c:150: error: 'struct scatterlist' has no member named 'page' Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Jens Axboe <jens.axboe@oracle.com> 
Fix fallout from 18dabf473e15850c0dbc8ff13ac1e2806d542c15:

In file included from include/linux/dma-mapping.h:52,
                 from drivers/base/dma-mapping.c:10:
include/asm/dma-mapping.h: In function 'dma_map_sg':
include/asm/dma-mapping.h:288: error: 'struct scatterlist' has no member named 'page'
include/asm/dma-mapping.h:288: error: 'struct scatterlist' has no member named 'page'
include/asm/dma-mapping.h:288: error: 'struct scatterlist' has no member named 'page'
include/asm/dma-mapping.h:289: error: 'struct scatterlist' has no member named 'page'
include/asm/dma-mapping.h:290: error: 'struct scatterlist' has no member named 'page'
include/asm/dma-mapping.h: In function 'dma_sync_sg_for_cpu':
include/asm/dma-mapping.h:331: error: 'struct scatterlist' has no member named 'page'

drivers/scsi/ps3rom.c: In function 'fetch_to_dev_buffer':
drivers/scsi/ps3rom.c:150: error: 'struct scatterlist' has no member named 'page'

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
[SG] Update drivers to use sg helpers 2007-10-22T19:19:53+00:00 Jens Axboe jens.axboe@oracle.com 2007-10-22T19:19:53+00:00 45711f1af6eff1a6d010703b4862e0d2b9afd056 Signed-off-by: Jens Axboe <jens.axboe@oracle.com> 
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
[SCSI] ps3rom: convert to use the data buffer accessors 2007-10-12T18:38:13+00:00 FUJITA Tomonori fujita.tomonori@lab.ntt.co.jp 2007-07-23T00:42:32+00:00 358147403d1506ee43335c152fa3864d90f5ef6e This converts ps3rom driver to use the new accessors for the sg lists and the parameters. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com> 
This converts ps3rom driver to use the new accessors for the sg lists
and the parameters.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
ps3: BD/DVD/CD-ROM Storage Driver 2007-07-22T00:49:16+00:00 Geert Uytterhoeven Geert.Uytterhoeven@sonycom.com 2007-07-21T11:37:47+00:00 9aea8cbf2866c5680e30ff473341b7c5e93f7442 Add a BD/DVD/CD-ROM Storage Driver for the PS3: - Implemented as a SCSI device driver - Uses software scatter-gather with a 64 KiB bounce buffer as the hypervisor doesn't support scatter-gather Cc: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: James Bottomley <James.Bottomley@steeleye.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
Add a BD/DVD/CD-ROM Storage Driver for the PS3:
  - Implemented as a SCSI device driver
  - Uses software scatter-gather with a 64 KiB bounce buffer as the hypervisor
    doesn't support scatter-gather

Cc: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>