diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-03-09 13:44:32 +0900 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-04-07 12:15:45 -0500 |
| commit | 1a7a2e1a77f29179f997ca5e873c50ae2fb7fcc1 (patch) | |
| tree | 4634a9db2efce68730df8f89e9a4f4d2ac3cfcc9 /arch/ia64/hp/sim/simscsi.c | |
| parent | 944cf8b4cba42fcb284a29e4817831471adb4fad (diff) | |
[SCSI] simscsi: use sg buffer copy helper funcitons
This replaces simscsi_fillresult with scsi_sg_copy_from_buffer.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Tony Luck <tony.luck@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'arch/ia64/hp/sim/simscsi.c')
| -rw-r--r-- | arch/ia64/hp/sim/simscsi.c | 23 |
1 files changed, 4 insertions, 19 deletions
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c index 7661bb065fa5..3a078ad3aa44 100644 --- a/arch/ia64/hp/sim/simscsi.c +++ b/arch/ia64/hp/sim/simscsi.c @@ -201,22 +201,6 @@ simscsi_readwrite10 (struct scsi_cmnd *sc, int mode) simscsi_sg_readwrite(sc, mode, offset); } -static void simscsi_fillresult(struct scsi_cmnd *sc, char *buf, unsigned len) -{ - - int i; - unsigned thislen; - struct scatterlist *slp; - - scsi_for_each_sg(sc, slp, scsi_sg_count(sc), i) { - if (!len) - break; - thislen = min(len, slp->length); - memcpy(sg_virt(slp), buf, thislen); - len -= thislen; - } -} - static int simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) { @@ -258,7 +242,7 @@ simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) buf[6] = 0; /* reserved */ buf[7] = 0; /* various flags */ memcpy(buf + 8, "HP SIMULATED DISK 0.00", 28); - simscsi_fillresult(sc, buf, 36); + scsi_sg_copy_from_buffer(sc, buf, 36); sc->result = GOOD; break; @@ -306,14 +290,15 @@ simscsi_queuecommand (struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) buf[5] = 0; buf[6] = 2; buf[7] = 0; - simscsi_fillresult(sc, buf, 8); + scsi_sg_copy_from_buffer(sc, buf, 8); sc->result = GOOD; break; case MODE_SENSE: case MODE_SENSE_10: /* sd.c uses this to determine whether disk does write-caching. */ - simscsi_fillresult(sc, (char *)empty_zero_page, scsi_bufflen(sc)); + scsi_sg_copy_from_buffer(sc, (char *)empty_zero_page, + PAGE_SIZE); sc->result = GOOD; break; |