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char: lp: use new parport device model 

Modify lp driver to use the new parallel port device model.

Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2018-12-07 14:27:34 +00:00 committed by Greg Kroah-Hartman
parent e379c1a460
commit fdfaef2126
1 changed files with 9 additions and 4 deletions
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13
drivers/char/lp.c
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@ -912,9 +912,13 @@ static int __init lp_setup(char *str)
static int lp_register(int nr, struct parport *port)
{
lp_table[nr].dev = parport_register_device(port, "lp",
lp_preempt, NULL, NULL, 0,
(void *) &lp_table[nr]);
struct pardev_cb ppdev_cb;
memset(&ppdev_cb, 0, sizeof(ppdev_cb));
ppdev_cb.preempt = lp_preempt;
ppdev_cb.private = &lp_table[nr];
lp_table[nr].dev = parport_register_dev_model(port, "lp",
&ppdev_cb, nr);
if (lp_table[nr].dev == NULL)
return 1;
lp_table[nr].flags |= LP_EXIST;
@ -1002,8 +1006,9 @@ static void lp_detach(struct parport *port)
static struct parport_driver lp_driver = {
.name = "lp",
.attach = lp_attach,
.match_port = lp_attach,
.detach = lp_detach,
.devmodel = true,
};
static int __init lp_init(void)