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authorAl Viro <viro@zeniv.linux.org.uk>2013-03-31 21:24:44 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-04-09 22:13:29 +0400
commitd89537e1b124ad661ea340798965a96e123cb211 (patch)
treefe6fdf28f3e0cc596b55d528e9a53ae6b0e1555f /drivers/scsi/atari_NCR5380.c
parentf0002e95a43e05260310eca5522db44549f62069 (diff)
downloadlinux-d89537e1b124ad661ea340798965a96e123cb211.tar.xz
atari_scsi: switch to ->show_info()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/scsi/atari_NCR5380.c')
-rw-r--r--drivers/scsi/atari_NCR5380.c145
1 files changed, 60 insertions, 85 deletions
diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c
index 2db79b469d9e..0f3cdbc80ba6 100644
--- a/drivers/scsi/atari_NCR5380.c
+++ b/drivers/scsi/atari_NCR5380.c
@@ -719,119 +719,94 @@ static void __init NCR5380_print_options(struct Scsi_Host *instance)
* Inputs : instance, pointer to this instance.
*/
-static void NCR5380_print_status(struct Scsi_Host *instance)
+static void lprint_Scsi_Cmnd(Scsi_Cmnd *cmd)
{
- char *pr_bfr;
- char *start;
- int len;
-
- NCR_PRINT(NDEBUG_ANY);
- NCR_PRINT_PHASE(NDEBUG_ANY);
-
- pr_bfr = (char *)__get_free_page(GFP_ATOMIC);
- if (!pr_bfr) {
- printk("NCR5380_print_status: no memory for print buffer\n");
- return;
- }
- len = NCR5380_proc_info(instance, pr_bfr, &start, 0, PAGE_SIZE, 0);
- pr_bfr[len] = 0;
- printk("\n%s\n", pr_bfr);
- free_page((unsigned long)pr_bfr);
+ int i, s;
+ unsigned char *command;
+ printk("scsi%d: destination target %d, lun %d\n",
+ H_NO(cmd), cmd->device->id, cmd->device->lun);
+ printk(KERN_CONT " command = ");
+ command = cmd->cmnd;
+ printk(KERN_CONT "%2d (0x%02x)", command[0], command[0]);
+ for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i)
+ printk(KERN_CONT " %02x", command[i]);
+ printk("\n");
}
-
-/******************************************/
-/*
- * /proc/scsi/[dtc pas16 t128 generic]/[0-ASC_NUM_BOARD_SUPPORTED]
- *
- * *buffer: I/O buffer
- * **start: if inout == FALSE pointer into buffer where user read should start
- * offset: current offset
- * length: length of buffer
- * hostno: Scsi_Host host_no
- * inout: TRUE - user is writing; FALSE - user is reading
- *
- * Return the number of bytes read from or written
-*/
-
-#undef SPRINTF
-#define SPRINTF(fmt,args...) \
- do { \
- if (pos + strlen(fmt) + 20 /* slop */ < buffer + length) \
- pos += sprintf(pos, fmt , ## args); \
- } while(0)
-static char *lprint_Scsi_Cmnd(Scsi_Cmnd *cmd, char *pos, char *buffer, int length);
-
-static int NCR5380_proc_info(struct Scsi_Host *instance, char *buffer,
- char **start, off_t offset, int length, int inout)
+static void NCR5380_print_status(struct Scsi_Host *instance)
{
- char *pos = buffer;
struct NCR5380_hostdata *hostdata;
Scsi_Cmnd *ptr;
unsigned long flags;
- off_t begin = 0;
-#define check_offset() \
- do { \
- if (pos - buffer < offset - begin) { \
- begin += pos - buffer; \
- pos = buffer; \
- } \
- } while (0)
+
+ NCR_PRINT(NDEBUG_ANY);
+ NCR_PRINT_PHASE(NDEBUG_ANY);
hostdata = (struct NCR5380_hostdata *)instance->hostdata;
- if (inout) /* Has data been written to the file ? */
- return -ENOSYS; /* Currently this is a no-op */
- SPRINTF("NCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE);
- check_offset();
+ printk("\nNCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE);
local_irq_save(flags);
- SPRINTF("NCR5380: coroutine is%s running.\n",
+ printk("NCR5380: coroutine is%s running.\n",
main_running ? "" : "n't");
- check_offset();
if (!hostdata->connected)
- SPRINTF("scsi%d: no currently connected command\n", HOSTNO);
+ printk("scsi%d: no currently connected command\n", HOSTNO);
else
- pos = lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected,
- pos, buffer, length);
- SPRINTF("scsi%d: issue_queue\n", HOSTNO);
- check_offset();
- for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) {
- pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length);
- check_offset();
- }
+ lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected);
+ printk("scsi%d: issue_queue\n", HOSTNO);
+ for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr))
+ lprint_Scsi_Cmnd(ptr);
- SPRINTF("scsi%d: disconnected_queue\n", HOSTNO);
- check_offset();
+ printk("scsi%d: disconnected_queue\n", HOSTNO);
for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr;
- ptr = NEXT(ptr)) {
- pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length);
- check_offset();
- }
+ ptr = NEXT(ptr))
+ lprint_Scsi_Cmnd(ptr);
local_irq_restore(flags);
- *start = buffer + (offset - begin);
- if (pos - buffer < offset - begin)
- return 0;
- else if (pos - buffer - (offset - begin) < length)
- return pos - buffer - (offset - begin);
- return length;
+ printk("\n");
}
-static char *lprint_Scsi_Cmnd(Scsi_Cmnd *cmd, char *pos, char *buffer, int length)
+static void show_Scsi_Cmnd(Scsi_Cmnd *cmd, struct seq_file *m)
{
int i, s;
unsigned char *command;
- SPRINTF("scsi%d: destination target %d, lun %d\n",
+ seq_printf(m, "scsi%d: destination target %d, lun %d\n",
H_NO(cmd), cmd->device->id, cmd->device->lun);
- SPRINTF(" command = ");
+ seq_printf(m, " command = ");
command = cmd->cmnd;
- SPRINTF("%2d (0x%02x)", command[0], command[0]);
+ seq_printf(m, "%2d (0x%02x)", command[0], command[0]);
for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i)
- SPRINTF(" %02x", command[i]);
- SPRINTF("\n");
- return pos;
+ seq_printf(m, " %02x", command[i]);
+ seq_printf(m, "\n");
}
+static int NCR5380_show_info(struct seq_file *m, struct Scsi_Host *instance)
+{
+ struct NCR5380_hostdata *hostdata;
+ Scsi_Cmnd *ptr;
+ unsigned long flags;
+
+ hostdata = (struct NCR5380_hostdata *)instance->hostdata;
+
+ seq_printf(m, "NCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE);
+ local_irq_save(flags);
+ seq_printf(m, "NCR5380: coroutine is%s running.\n",
+ main_running ? "" : "n't");
+ if (!hostdata->connected)
+ seq_printf(m, "scsi%d: no currently connected command\n", HOSTNO);
+ else
+ show_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, m);
+ seq_printf(m, "scsi%d: issue_queue\n", HOSTNO);
+ for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr))
+ show_Scsi_Cmnd(ptr, m);
+
+ seq_printf(m, "scsi%d: disconnected_queue\n", HOSTNO);
+ for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr;
+ ptr = NEXT(ptr))
+ show_Scsi_Cmnd(ptr, m);
+
+ local_irq_restore(flags);
+ return 0;
+}
/*
* Function : void NCR5380_init (struct Scsi_Host *instance)