[PATCH 5/5] char: lp: use new parport device model

From: Sudip Mukherjee
Date: Fri Dec 07 2018 - 09:27:52 EST


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

Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx>
---
drivers/char/lp.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/char/lp.c b/drivers/char/lp.c
index cef2ea386f5e..5c8d780637bd 100644
--- a/drivers/char/lp.c
+++ b/drivers/char/lp.c
@@ -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)
--
2.11.0