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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2007-03-04 20:19:07 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-03-04 20:33:20 +0000 |
commit | 6b4df7ee1f636f0dbf3896235582559c86cb18aa (patch) | |
tree | d808dfae2f33116427df7eaf10f4b4bf6274b9ee /drivers/scsi/arm/fas216.c | |
parent | bb71f99f8daefb4a2c2441298bc127aaff9af947 (diff) | |
download | op-kernel-dev-6b4df7ee1f636f0dbf3896235582559c86cb18aa.zip op-kernel-dev-6b4df7ee1f636f0dbf3896235582559c86cb18aa.tar.gz |
[ARM] ARM FAS216: don't modify scsi_cmnd request_bufflen
SCSI doesn't want drivers to modify request_bufflen, so keep a
driver-private copy of this in the scsi_pointer structure instead.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/scsi/arm/fas216.c')
-rw-r--r-- | drivers/scsi/arm/fas216.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 2969cc0..fb5f202 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -633,7 +633,7 @@ static void fas216_updateptrs(FAS216_Info *info, int bytes_transferred) BUG_ON(bytes_transferred < 0); - info->SCpnt->request_bufflen -= bytes_transferred; + SCp->phase -= bytes_transferred; while (bytes_transferred != 0) { if (SCp->this_residual > bytes_transferred) @@ -715,7 +715,7 @@ static void fas216_cleanuptransfer(FAS216_Info *info) return; if (dmatype == fasdma_real_all) - total = info->SCpnt->request_bufflen; + total = info->scsi.SCp.phase; else total = info->scsi.SCp.this_residual; @@ -753,7 +753,7 @@ static void fas216_transfer(FAS216_Info *info) fas216_log(info, LOG_BUFFER, "starttransfer: buffer %p length 0x%06x reqlen 0x%06x", info->scsi.SCp.ptr, info->scsi.SCp.this_residual, - info->SCpnt->request_bufflen); + info->scsi.SCp.phase); if (!info->scsi.SCp.ptr) { fas216_log(info, LOG_ERROR, "null buffer passed to " @@ -784,7 +784,7 @@ static void fas216_transfer(FAS216_Info *info) info->dma.transfer_type = dmatype; if (dmatype == fasdma_real_all) - fas216_set_stc(info, info->SCpnt->request_bufflen); + fas216_set_stc(info, info->scsi.SCp.phase); else fas216_set_stc(info, info->scsi.SCp.this_residual); @@ -2114,6 +2114,7 @@ request_sense: SCpnt->SCp.buffers_residual = 0; SCpnt->SCp.ptr = (char *)SCpnt->sense_buffer; SCpnt->SCp.this_residual = sizeof(SCpnt->sense_buffer); + SCpnt->SCp.phase = sizeof(SCpnt->sense_buffer); SCpnt->SCp.Message = 0; SCpnt->SCp.Status = 0; SCpnt->request_bufflen = sizeof(SCpnt->sense_buffer); |