From: Al Viro Date: Sun, 31 Mar 2013 08:42:22 +0000 (-0400) Subject: fas216: switch to ->show_info() X-Git-Tag: upstream/snapshot3+hdmi~5227^2~120 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9d4e5c54a3b67cc0246afe0274ba028a85e79a10;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git fas216: switch to ->show_info() Signed-off-by: Al Viro --- diff --git a/drivers/scsi/arm/arxescsi.c b/drivers/scsi/arm/arxescsi.c index 9274510..32d2321 100644 --- a/drivers/scsi/arm/arxescsi.c +++ b/drivers/scsi/arm/arxescsi.c @@ -220,47 +220,21 @@ static const char *arxescsi_info(struct Scsi_Host *host) return string; } -/* - * Function: int arxescsi_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read up to. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ static int -arxescsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, - int inout) +arxescsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct arxescsi_info *info; - char *p = buffer; - int pos; - info = (struct arxescsi_info *)host->hostdata; - if (inout == 1) - return -EINVAL; - - p += sprintf(p, "ARXE 16-bit SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - return pos; + seq_printf(m, "ARXE 16-bit SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static struct scsi_host_template arxescsi_template = { - .proc_info = arxescsi_proc_info, + .show_info = arxescsi_show_info, .name = "ARXE SCSI card", .info = arxescsi_info, .queuecommand = fas216_noqueue_command, diff --git a/drivers/scsi/arm/cumana_2.c b/drivers/scsi/arm/cumana_2.c index e3bae93..58915f2 100644 --- a/drivers/scsi/arm/cumana_2.c +++ b/drivers/scsi/arm/cumana_2.c @@ -337,50 +337,25 @@ cumanascsi_2_set_proc_info(struct Scsi_Host *host, char *buffer, int length) return ret; } -/* Prototype: int cumanascsi_2_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read up to. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ -int cumanascsi_2_proc_info (struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int cumanascsi_2_show_info(struct seq_file *m, struct Scsi_Host *host) { struct cumanascsi2_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return cumanascsi_2_set_proc_info(host, buffer, length); - info = (struct cumanascsi2_info *)host->hostdata; - p += sprintf(p, "Cumana SCSI II driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "Cumana SCSI II driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->terms ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static struct scsi_host_template cumanascsi2_template = { .module = THIS_MODULE, - .proc_info = cumanascsi_2_proc_info, + .show_info = cumanascsi_2_show_info, + .write_info = cumanascsi_2_set_proc_info, .name = "Cumana SCSI II", .info = cumanascsi_2_info, .queuecommand = fas216_queue_command, diff --git a/drivers/scsi/arm/eesox.c b/drivers/scsi/arm/eesox.c index 8e36908..5bf3c0d 100644 --- a/drivers/scsi/arm/eesox.c +++ b/drivers/scsi/arm/eesox.c @@ -422,45 +422,20 @@ eesoxscsi_set_proc_info(struct Scsi_Host *host, char *buffer, int length) return ret; } -/* Prototype: int eesoxscsi_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read up to. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ -int eesoxscsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int eesoxscsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct eesoxscsi_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return eesoxscsi_set_proc_info(host, buffer, length); info = (struct eesoxscsi_info *)host->hostdata; - p += sprintf(p, "EESOX SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "EESOX SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->control & EESOX_TERM_ENABLE ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static ssize_t eesoxscsi_show_term(struct device *dev, struct device_attribute *attr, char *buf) @@ -498,7 +473,8 @@ static DEVICE_ATTR(bus_term, S_IRUGO | S_IWUSR, static struct scsi_host_template eesox_template = { .module = THIS_MODULE, - .proc_info = eesoxscsi_proc_info, + .show_info = eesoxscsi_show_info, + .write_info = eesoxscsi_set_proc_info, .name = "EESOX SCSI", .info = eesoxscsi_info, .queuecommand = fas216_queue_command, diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 737554c..b46a6f6 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -2958,9 +2958,9 @@ void fas216_release(struct Scsi_Host *host) queue_free(&info->queues.issue); } -int fas216_print_host(FAS216_Info *info, char *buffer) +void fas216_print_host(FAS216_Info *info, struct seq_file *m) { - return sprintf(buffer, + seq_printf(m, "\n" "Chip : %s\n" " Address: 0x%p\n" @@ -2970,11 +2970,9 @@ int fas216_print_host(FAS216_Info *info, char *buffer) info->scsi.irq, info->scsi.dma); } -int fas216_print_stats(FAS216_Info *info, char *buffer) +void fas216_print_stats(FAS216_Info *info, struct seq_file *m) { - char *p = buffer; - - p += sprintf(p, "\n" + seq_printf(m, "\n" "Command Statistics:\n" " Queued : %u\n" " Issued : %u\n" @@ -2991,38 +2989,33 @@ int fas216_print_stats(FAS216_Info *info, char *buffer) info->stats.writes, info->stats.miscs, info->stats.disconnects, info->stats.aborts, info->stats.bus_resets, info->stats.host_resets); - - return p - buffer; } -int fas216_print_devices(FAS216_Info *info, char *buffer) +void fas216_print_devices(FAS216_Info *info, struct seq_file *m) { struct fas216_device *dev; struct scsi_device *scd; - char *p = buffer; - p += sprintf(p, "Device/Lun TaggedQ Parity Sync\n"); + seq_printf(m, "Device/Lun TaggedQ Parity Sync\n"); shost_for_each_device(scd, info->host) { dev = &info->device[scd->id]; - p += sprintf(p, " %d/%d ", scd->id, scd->lun); + seq_printf(m, " %d/%d ", scd->id, scd->lun); if (scd->tagged_supported) - p += sprintf(p, "%3sabled(%3d) ", + seq_printf(m, "%3sabled(%3d) ", scd->simple_tags ? "en" : "dis", scd->current_tag); else - p += sprintf(p, "unsupported "); + seq_printf(m, "unsupported "); - p += sprintf(p, "%3sabled ", dev->parity_enabled ? "en" : "dis"); + seq_printf(m, "%3sabled ", dev->parity_enabled ? "en" : "dis"); if (dev->sof) - p += sprintf(p, "offset %d, %d ns\n", + seq_printf(m, "offset %d, %d ns\n", dev->sof, dev->period * 4); else - p += sprintf(p, "async\n"); + seq_printf(m, "async\n"); } - - return p - buffer; } EXPORT_SYMBOL(fas216_init); diff --git a/drivers/scsi/arm/fas216.h b/drivers/scsi/arm/fas216.h index df2e1b3..c57c16e 100644 --- a/drivers/scsi/arm/fas216.h +++ b/drivers/scsi/arm/fas216.h @@ -358,9 +358,9 @@ extern void fas216_remove (struct Scsi_Host *instance); */ extern void fas216_release (struct Scsi_Host *instance); -extern int fas216_print_host(FAS216_Info *info, char *buffer); -extern int fas216_print_stats(FAS216_Info *info, char *buffer); -extern int fas216_print_devices(FAS216_Info *info, char *buffer); +extern void fas216_print_host(FAS216_Info *info, struct seq_file *m); +extern void fas216_print_stats(FAS216_Info *info, struct seq_file *m); +extern void fas216_print_devices(FAS216_Info *info, struct seq_file *m); /* Function: int fas216_eh_abort(struct scsi_cmnd *SCpnt) * Purpose : abort this command diff --git a/drivers/scsi/arm/powertec.c b/drivers/scsi/arm/powertec.c index 246600b..abc9593 100644 --- a/drivers/scsi/arm/powertec.c +++ b/drivers/scsi/arm/powertec.c @@ -237,32 +237,20 @@ powertecscsi_set_proc_info(struct Scsi_Host *host, char *buffer, int length) * inout - 0 for reading, 1 for writing. * Returns : length of data written to buffer. */ -int powertecscsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int powertecscsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct powertec_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return powertecscsi_set_proc_info(host, buffer, length); info = (struct powertec_info *)host->hostdata; - p += sprintf(p, "PowerTec SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "PowerTec SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->term_ctl ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static ssize_t powertecscsi_show_term(struct device *dev, struct device_attribute *attr, char *buf) @@ -291,7 +279,8 @@ static DEVICE_ATTR(bus_term, S_IRUGO | S_IWUSR, static struct scsi_host_template powertecscsi_template = { .module = THIS_MODULE, - .proc_info = powertecscsi_proc_info, + .show_info = powertecscsi_show_info, + .write_info = powertecscsi_set_proc_info, .name = "PowerTec SCSI", .info = powertecscsi_info, .queuecommand = fas216_queue_command,