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author | James Bottomley <James.Bottomley@steeleye.com> | 2005-06-12 22:37:10 -0500 |
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committer | James Bottomley <jejb@titanic.(none)> | 2005-08-28 11:34:08 -0500 |
commit | 84743bbcf9fc3767aa33f769898432538281e6dc (patch) | |
tree | a7cf1382f4f77be9e428a7982f7a90f9c0589816 /drivers/scsi/ch.c | |
parent | 820732b501a5bbdd3bde1263f391891e21b5ed8c (diff) | |
download | kernel_samsung_espresso10-84743bbcf9fc3767aa33f769898432538281e6dc.zip kernel_samsung_espresso10-84743bbcf9fc3767aa33f769898432538281e6dc.tar.gz kernel_samsung_espresso10-84743bbcf9fc3767aa33f769898432538281e6dc.tar.bz2 |
[SCSI] convert ch to use scsi_execute_req
I also tinkered with it's sense recognition routines to make them take
scsi_sense_hdr structures instead of raw sense data.
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/ch.c')
-rw-r--r-- | drivers/scsi/ch.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c index 53b3955..bd0e1b6 100644 --- a/drivers/scsi/ch.c +++ b/drivers/scsi/ch.c @@ -30,7 +30,7 @@ #include <scsi/scsi_ioctl.h> #include <scsi/scsi_host.h> #include <scsi/scsi_device.h> -#include <scsi/scsi_request.h> +#include <scsi/scsi_eh.h> #include <scsi/scsi_dbg.h> #define CH_DT_MAX 16 @@ -180,17 +180,17 @@ static struct { /* ------------------------------------------------------------------- */ -static int ch_find_errno(unsigned char *sense_buffer) +static int ch_find_errno(struct scsi_sense_hdr *sshdr) { int i,errno = 0; /* Check to see if additional sense information is available */ - if (sense_buffer[7] > 5 && - sense_buffer[12] != 0) { + if (scsi_sense_valid(sshdr) && + sshdr->asc != 0) { for (i = 0; err[i].errno != 0; i++) { - if (err[i].sense == sense_buffer[ 2] && - err[i].asc == sense_buffer[12] && - err[i].ascq == sense_buffer[13]) { + if (err[i].sense == sshdr->sense_key && + err[i].asc == sshdr->asc && + err[i].ascq == sshdr->ascq) { errno = -err[i].errno; break; } @@ -206,13 +206,9 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd, void *buffer, unsigned buflength, enum dma_data_direction direction) { - int errno, retries = 0, timeout; - struct scsi_request *sr; + int errno, retries = 0, timeout, result; + struct scsi_sense_hdr sshdr; - sr = scsi_allocate_request(ch->device, GFP_KERNEL); - if (NULL == sr) - return -ENOMEM; - timeout = (cmd[0] == INITIALIZE_ELEMENT_STATUS) ? timeout_init : timeout_move; @@ -223,16 +219,17 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd, __scsi_print_command(cmd); } - scsi_wait_req(sr, cmd, buffer, buflength, - timeout * HZ, MAX_RETRIES); + result = scsi_execute_req(ch->device, cmd, direction, buffer, + buflength, &sshdr, timeout * HZ, + MAX_RETRIES); - dprintk("result: 0x%x\n",sr->sr_result); - if (driver_byte(sr->sr_result) & DRIVER_SENSE) { + dprintk("result: 0x%x\n",result); + if (driver_byte(result) & DRIVER_SENSE) { if (debug) - scsi_print_req_sense(ch->name, sr); - errno = ch_find_errno(sr->sr_sense_buffer); + scsi_print_sense_hdr(ch->name, &sshdr); + errno = ch_find_errno(&sshdr); - switch(sr->sr_sense_buffer[2] & 0xf) { + switch(sshdr.sense_key) { case UNIT_ATTENTION: ch->unit_attention = 1; if (retries++ < 3) @@ -240,7 +237,6 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd, break; } } - scsi_release_request(sr); return errno; } |