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| author |   Alexey Dobriyan <adobriyan@gmail.com> | 2009-03-31 15:19:24 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-01 08:59:10 -0700 |
| commit | 140716934f67a9b28c3f7032c07c20c746d97a31 (patch) | |
| tree | 5086f27e2510ee6151d188c6898fb451b164b246 /arch | |
| parent | proc tty: switch ia64 simserial to ->proc_fops (diff) | |
| download | linux-dev-140716934f67a9b28c3f7032c07c20c746d97a31.tar.xz linux-dev-140716934f67a9b28c3f7032c07c20c746d97a31.zip | |
proc tty: switch xtensa iss console to ->proc_fops
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/xtensa/platforms/iss/console.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index 25d46c84eb08..4c559cf7da2d 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -18,6 +18,7 @@ #include <linux/mm.h> #include <linux/major.h> #include <linux/param.h> +#include <linux/seq_file.h> #include <linux/serial.h> #include <linux/serialP.h> @@ -176,22 +177,24 @@ static void rs_wait_until_sent(struct tty_struct *tty, int timeout) /* Stub, once again.. */ } -static int rs_read_proc(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int rs_proc_show(struct seq_file *m, void *v) { - int len = 0; - off_t begin = 0; - - len += sprintf(page, "serinfo:1.0 driver:%s\n", serial_version); - *eof = 1; - - if (off >= len + begin) - return 0; + seq_printf(m, "serinfo:1.0 driver:%s\n", serial_version); + return 0; +} - *start = page + (off - begin); - return ((count < begin + len - off) ? count : begin + len - off); +static int rs_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, rs_proc_show, NULL); } +static const struct file_operations rs_proc_fops = { + .owner = THIS_MODULE, + .open = rs_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; static struct tty_operations serial_ops = { .open = rs_open, @@ -203,7 +206,7 @@ static struct tty_operations serial_ops = { .chars_in_buffer = rs_chars_in_buffer, .hangup = rs_hangup, .wait_until_sent = rs_wait_until_sent, - .read_proc = rs_read_proc + .proc_fops = &rs_proc_fops, }; int __init rs_init(void) |