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path: root/drivers/nubus/proc.c
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Diffstat (limited to 'drivers/nubus/proc.c')
-rw-r--r--drivers/nubus/proc.c55
1 files changed, 2 insertions, 53 deletions
diff --git a/drivers/nubus/proc.c b/drivers/nubus/proc.c
index 60c0f40b4d5e..c2e5a7e6bd3e 100644
--- a/drivers/nubus/proc.c
+++ b/drivers/nubus/proc.c
@@ -198,68 +198,17 @@ void nubus_proc_add_rsrc(struct proc_dir_entry *procdir,
/*
* /proc/nubus stuff
*/
-static int nubus_proc_show(struct seq_file *m, void *v)
-{
- const struct nubus_board *board = v;
-
- /* Display header on line 1 */
- if (v == SEQ_START_TOKEN)
- seq_puts(m, "Nubus devices found:\n");
- else
- seq_printf(m, "Slot %X: %s\n", board->slot, board->name);
- return 0;
-}
-
-static void *nubus_proc_start(struct seq_file *m, loff_t *_pos)
-{
- struct nubus_board *board;
- unsigned pos;
-
- if (*_pos > LONG_MAX)
- return NULL;
- pos = *_pos;
- if (pos == 0)
- return SEQ_START_TOKEN;
- for (board = nubus_boards; board; board = board->next)
- if (--pos == 0)
- break;
- return board;
-}
-
-static void *nubus_proc_next(struct seq_file *p, void *v, loff_t *_pos)
-{
- /* Walk the list of NuBus boards */
- struct nubus_board *board = v;
-
- ++*_pos;
- if (v == SEQ_START_TOKEN)
- board = nubus_boards;
- else if (board)
- board = board->next;
- return board;
-}
-
-static void nubus_proc_stop(struct seq_file *p, void *v)
-{
-}
-
-static const struct seq_operations nubus_proc_seqops = {
- .start = nubus_proc_start,
- .next = nubus_proc_next,
- .stop = nubus_proc_stop,
- .show = nubus_proc_show,
-};
static int nubus_proc_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &nubus_proc_seqops);
+ return single_open(file, nubus_proc_show, NULL);
}
static const struct file_operations nubus_proc_fops = {
.open = nubus_proc_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = single_release,
};
void __init nubus_proc_init(void)