From: Boaz Harrosh Date: Mon, 5 Nov 2007 09:23:35 +0000 (+0200) Subject: [SCSI] NCR5380 family: convert to accessors & !use_sg cleanup X-Git-Tag: v2.6.25-rc1~1230^2~164 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9e0fe44ddb9ed037188ac711af1e981ac32d3c32;p=linux-2.6 [SCSI] NCR5380 family: convert to accessors & !use_sg cleanup - This patch depends on: NCR5380: Use scsi_eh API for REQUEST_SENSE invocation - convert to accessors and !use_sg cleanup - FIXME: Not sg-chain ready look for ++cmd->SCp.buffer Signed-off-by: Boaz Harrosh Signed-off-by: James Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c index 2597209183..1e9f82884f 100644 --- a/drivers/scsi/NCR5380.c +++ b/drivers/scsi/NCR5380.c @@ -295,16 +295,16 @@ static __inline__ void initialize_SCp(Scsi_Cmnd * cmd) * various queues are valid. */ - if (cmd->use_sg) { - cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer; - cmd->SCp.buffers_residual = cmd->use_sg - 1; + if (scsi_bufflen(cmd)) { + cmd->SCp.buffer = scsi_sglist(cmd); + cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1; cmd->SCp.ptr = sg_virt(cmd->SCp.buffer); cmd->SCp.this_residual = cmd->SCp.buffer->length; } else { cmd->SCp.buffer = NULL; cmd->SCp.buffers_residual = 0; - cmd->SCp.ptr = (char *) cmd->request_buffer; - cmd->SCp.this_residual = cmd->request_bufflen; + cmd->SCp.ptr = NULL; + cmd->SCp.this_residual = 0; } } @@ -975,14 +975,14 @@ static int NCR5380_queue_command(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) case WRITE_6: case WRITE_10: hostdata->time_write[cmd->device->id] -= (jiffies - hostdata->timebase); - hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen; + hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd); hostdata->pendingw++; break; case READ: case READ_6: case READ_10: hostdata->time_read[cmd->device->id] -= (jiffies - hostdata->timebase); - hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen; + hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd); hostdata->pendingr++; break; } diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c index a9680b5e8a..d2ca3fa4fc 100644 --- a/drivers/scsi/atari_NCR5380.c +++ b/drivers/scsi/atari_NCR5380.c @@ -511,9 +511,9 @@ static inline void initialize_SCp(Scsi_Cmnd *cmd) * various queues are valid. */ - if (cmd->use_sg) { - cmd->SCp.buffer = (struct scatterlist *)cmd->request_buffer; - cmd->SCp.buffers_residual = cmd->use_sg - 1; + if (scsi_bufflen(cmd)) { + cmd->SCp.buffer = scsi_sglist(cmd); + cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1; cmd->SCp.ptr = sg_virt(cmd->SCp.buffer); cmd->SCp.this_residual = cmd->SCp.buffer->length; /* ++roman: Try to merge some scatter-buffers if they are at @@ -523,8 +523,8 @@ static inline void initialize_SCp(Scsi_Cmnd *cmd) } else { cmd->SCp.buffer = NULL; cmd->SCp.buffers_residual = 0; - cmd->SCp.ptr = (char *)cmd->request_buffer; - cmd->SCp.this_residual = cmd->request_bufflen; + cmd->SCp.ptr = NULL; + cmd->SCp.this_residual = 0; } } @@ -936,21 +936,21 @@ static int NCR5380_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) } # endif # ifdef NCR5380_STAT_LIMIT - if (cmd->request_bufflen > NCR5380_STAT_LIMIT) + if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT) # endif switch (cmd->cmnd[0]) { case WRITE: case WRITE_6: case WRITE_10: hostdata->time_write[cmd->device->id] -= (jiffies - hostdata->timebase); - hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen; + hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd); hostdata->pendingw++; break; case READ: case READ_6: case READ_10: hostdata->time_read[cmd->device->id] -= (jiffies - hostdata->timebase); - hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen; + hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd); hostdata->pendingr++; break; } @@ -1352,21 +1352,21 @@ static irqreturn_t NCR5380_intr(int irq, void *dev_id) static void collect_stats(struct NCR5380_hostdata* hostdata, Scsi_Cmnd *cmd) { # ifdef NCR5380_STAT_LIMIT - if (cmd->request_bufflen > NCR5380_STAT_LIMIT) + if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT) # endif switch (cmd->cmnd[0]) { case WRITE: case WRITE_6: case WRITE_10: hostdata->time_write[cmd->device->id] += (jiffies - hostdata->timebase); - /*hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;*/ + /*hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);*/ hostdata->pendingw--; break; case READ: case READ_6: case READ_10: hostdata->time_read[cmd->device->id] += (jiffies - hostdata->timebase); - /*hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;*/ + /*hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);*/ hostdata->pendingr--; break; } diff --git a/drivers/scsi/sun3_NCR5380.c b/drivers/scsi/sun3_NCR5380.c index 2dcde373b2..264f14ab5a 100644 --- a/drivers/scsi/sun3_NCR5380.c +++ b/drivers/scsi/sun3_NCR5380.c @@ -515,9 +515,9 @@ static __inline__ void initialize_SCp(struct scsi_cmnd *cmd) * various queues are valid. */ - if (cmd->use_sg) { - cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer; - cmd->SCp.buffers_residual = cmd->use_sg - 1; + if (scsi_bufflen(cmd)) { + cmd->SCp.buffer = scsi_sglist(cmd); + cmd->SCp.buffers_residual = scsi_sg_count(cmd) - 1; cmd->SCp.ptr = (char *) SGADDR(cmd->SCp.buffer); cmd->SCp.this_residual = cmd->SCp.buffer->length; @@ -528,8 +528,8 @@ static __inline__ void initialize_SCp(struct scsi_cmnd *cmd) } else { cmd->SCp.buffer = NULL; cmd->SCp.buffers_residual = 0; - cmd->SCp.ptr = (char *) cmd->request_buffer; - cmd->SCp.this_residual = cmd->request_bufflen; + cmd->SCp.ptr = NULL; + cmd->SCp.this_residual = 0; } } @@ -935,7 +935,7 @@ static int NCR5380_queue_command(struct scsi_cmnd *cmd, } # endif # ifdef NCR5380_STAT_LIMIT - if (cmd->request_bufflen > NCR5380_STAT_LIMIT) + if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT) # endif switch (cmd->cmnd[0]) { @@ -943,14 +943,14 @@ static int NCR5380_queue_command(struct scsi_cmnd *cmd, case WRITE_6: case WRITE_10: hostdata->time_write[cmd->device->id] -= (jiffies - hostdata->timebase); - hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen; + hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd); hostdata->pendingw++; break; case READ: case READ_6: case READ_10: hostdata->time_read[cmd->device->id] -= (jiffies - hostdata->timebase); - hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen; + hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd); hostdata->pendingr++; break; } @@ -1345,7 +1345,7 @@ static void collect_stats(struct NCR5380_hostdata *hostdata, struct scsi_cmnd *cmd) { # ifdef NCR5380_STAT_LIMIT - if (cmd->request_bufflen > NCR5380_STAT_LIMIT) + if (scsi_bufflen(cmd) > NCR5380_STAT_LIMIT) # endif switch (cmd->cmnd[0]) { @@ -1353,14 +1353,14 @@ static void collect_stats(struct NCR5380_hostdata *hostdata, case WRITE_6: case WRITE_10: hostdata->time_write[cmd->device->id] += (jiffies - hostdata->timebase); - /*hostdata->bytes_write[cmd->device->id] += cmd->request_bufflen;*/ + /*hostdata->bytes_write[cmd->device->id] += scsi_bufflen(cmd);*/ hostdata->pendingw--; break; case READ: case READ_6: case READ_10: hostdata->time_read[cmd->device->id] += (jiffies - hostdata->timebase); - /*hostdata->bytes_read[cmd->device->id] += cmd->request_bufflen;*/ + /*hostdata->bytes_read[cmd->device->id] += scsi_bufflen(cmd);*/ hostdata->pendingr--; break; }