Messages in this thread | | | Date | Wed, 20 May 2015 10:23:49 +0200 | From | Jean Delvare <> | Subject | Re: [PATCH v5 WIP 2/5] staging: panel: use new parport device model |
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Hi Sudip,
On Wed, 6 May 2015 15:46:14 +0530, Sudip Mukherjee wrote: > converted to use the new device-model parallel port.
Hmm, leading capital? :-D
> > Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> > --- > drivers/staging/panel/panel.c | 20 +++++++++++++++----- > 1 file changed, 15 insertions(+), 5 deletions(-) > > diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c > index 1d8ed8b..772a82a 100644 > --- a/drivers/staging/panel/panel.c > +++ b/drivers/staging/panel/panel.c > @@ -2188,6 +2188,18 @@ static struct notifier_block panel_notifier = { > 0 > }; > > +static int panel_probe(struct pardevice *par_dev) > +{ > + if (strcmp(par_dev->name, "panel")) > + return -ENODEV; > + return 0; > +} > + > +struct pardev_cb panel_cb = {
If this stays there, it should be static. And it could be const as you never modify it. But as with i2c-parport I believe this variable should be local to function panel_attach().
> + .flags = 0, /*PARPORT_DEV_EXCL */
0/NULL fields don't need to be explicitly initialized.
> + .private = &pprt, > +}; > + > static void panel_attach(struct parport *port) > { > if (port->number != parport) > @@ -2199,10 +2211,7 @@ static void panel_attach(struct parport *port) > return; > } > > - pprt = parport_register_device(port, "panel", NULL, NULL, /* pf, kf */ > - NULL, > - /*PARPORT_DEV_EXCL */ > - 0, (void *)&pprt); > + pprt = parport_register_dev_model(port, "panel", &panel_cb, 0); > if (pprt == NULL) { > pr_err("%s: port->number=%d parport=%d, parport_register_device() failed\n", > __func__, port->number, parport); > @@ -2256,8 +2265,9 @@ static void panel_detach(struct parport *port) > > static struct parport_driver panel_driver = { > .name = "panel", > - .attach = panel_attach, > + .match_port = panel_attach, > .detach = panel_detach, > + .probe = panel_probe, > }; > > /* init function */
-- Jean Delvare SUSE L3 Support
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