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authorAl Viro <viro@zeniv.linux.org.uk>2013-03-31 09:15:54 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-04-09 22:13:17 +0400
commitdd7ab71bb3b4dad7fa1c4fd89706d6870991cfe6 (patch)
tree7d222384c4c958d89ac755a70261c0a4f6071419 /drivers/scsi/NCR5380.c
parentb7654914bb8059a9817f32f4c4d0e7f75a08b78a (diff)
downloadlinux-dd7ab71bb3b4dad7fa1c4fd89706d6870991cfe6.tar.xz
NCR5830: switch to ->show_info()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/scsi/NCR5380.c')
-rw-r--r--drivers/scsi/NCR5380.c61
1 files changed, 27 insertions, 34 deletions
diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index 450353e04dde..1e9d6ad9302b 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -695,33 +695,35 @@ static void NCR5380_print_status(struct Scsi_Host *instance)
* Return the number of bytes read from or written
*/
+static int __maybe_unused NCR5380_write_info(struct Scsi_Host *instance,
+ char *buffer, int length)
+{
+#ifdef DTC_PUBLIC_RELEASE
+ dtc_wmaxi = dtc_maxi = 0;
+#endif
+#ifdef PAS16_PUBLIC_RELEASE
+ pas_wmaxi = pas_maxi = 0;
+#endif
+ return (-ENOSYS); /* Currently this is a no-op */
+}
+
#undef SPRINTF
-#define SPRINTF(args...) do { if(pos < buffer + length-80) pos += sprintf(pos, ## args); } while(0)
+#define SPRINTF(args...) seq_printf(m, ## args)
static
-char *lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, char *pos, char *buffer, int length);
+void lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, struct seq_file *m);
static
-char *lprint_command(unsigned char *cmd, char *pos, char *buffer, int len);
+void lprint_command(unsigned char *cmd, struct seq_file *m);
static
-char *lprint_opcode(int opcode, char *pos, char *buffer, int length);
+void lprint_opcode(int opcode, struct seq_file *m);
-static int __maybe_unused NCR5380_proc_info(struct Scsi_Host *instance,
- char *buffer, char **start, off_t offset, int length, int inout)
+static int __maybe_unused NCR5380_show_info(struct seq_file *m,
+ struct Scsi_Host *instance)
{
- char *pos = buffer;
struct NCR5380_hostdata *hostdata;
Scsi_Cmnd *ptr;
hostdata = (struct NCR5380_hostdata *) instance->hostdata;
- if (inout) { /* Has data been written to the file ? */
-#ifdef DTC_PUBLIC_RELEASE
- dtc_wmaxi = dtc_maxi = 0;
-#endif
-#ifdef PAS16_PUBLIC_RELEASE
- pas_wmaxi = pas_maxi = 0;
-#endif
- return (-ENOSYS); /* Currently this is a no-op */
- }
SPRINTF("NCR5380 core release=%d. ", NCR5380_PUBLIC_RELEASE);
if (((struct NCR5380_hostdata *) instance->hostdata)->flags & FLAG_NCR53C400)
SPRINTF("ncr53c400 release=%d. ", NCR53C400_PUBLIC_RELEASE);
@@ -755,46 +757,37 @@ static int __maybe_unused NCR5380_proc_info(struct Scsi_Host *instance,
if (!hostdata->connected)
SPRINTF("scsi%d: no currently connected command\n", instance->host_no);
else
- pos = lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, pos, buffer, length);
+ lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, m);
SPRINTF("scsi%d: issue_queue\n", instance->host_no);
for (ptr = (Scsi_Cmnd *) hostdata->issue_queue; ptr; ptr = (Scsi_Cmnd *) ptr->host_scribble)
- pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length);
+ lprint_Scsi_Cmnd(ptr, m);
SPRINTF("scsi%d: disconnected_queue\n", instance->host_no);
for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; ptr = (Scsi_Cmnd *) ptr->host_scribble)
- pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length);
+ lprint_Scsi_Cmnd(ptr, m);
spin_unlock_irq(instance->host_lock);
-
- *start = buffer;
- if (pos - buffer < offset)
- return 0;
- else if (pos - buffer - offset < length)
- return pos - buffer - offset;
- return length;
+ return 0;
}
-static char *lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, char *pos, char *buffer, int length)
+static void lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, struct seq_file *m)
{
SPRINTF("scsi%d : destination target %d, lun %d\n", cmd->device->host->host_no, cmd->device->id, cmd->device->lun);
SPRINTF(" command = ");
- pos = lprint_command(cmd->cmnd, pos, buffer, length);
- return (pos);
+ lprint_command(cmd->cmnd, m);
}
-static char *lprint_command(unsigned char *command, char *pos, char *buffer, int length)
+static void lprint_command(unsigned char *command, struct seq_file *m)
{
int i, s;
- pos = lprint_opcode(command[0], pos, buffer, length);
+ lprint_opcode(command[0], m);
for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i)
SPRINTF("%02x ", command[i]);
SPRINTF("\n");
- return (pos);
}
-static char *lprint_opcode(int opcode, char *pos, char *buffer, int length)
+static void lprint_opcode(int opcode, struct seq_file *m)
{
SPRINTF("%2d (0x%02x)", opcode, opcode);
- return (pos);
}