* [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver()
@ 2021-10-01 15:03 Andy Shevchenko
2021-10-04 6:44 ` Rodolfo Giometti
2021-10-06 6:54 ` Rodolfo Giometti
0 siblings, 2 replies; 5+ messages in thread
From: Andy Shevchenko @ 2021-10-01 15:03 UTC (permalink / raw)
To: Andy Shevchenko, linux-kernel; +Cc: Rodolfo Giometti, Alexander Gordeev
Switch to use module_parport_driver() to reduce boilerplate code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
v2: remove useless message (Greg), Cc to the original (hopefully) author
drivers/pps/generators/pps_gen_parport.c | 42 ++++--------------------
1 file changed, 7 insertions(+), 35 deletions(-)
diff --git a/drivers/pps/generators/pps_gen_parport.c b/drivers/pps/generators/pps_gen_parport.c
index 6a1af7664f3b..fba6c490977c 100644
--- a/drivers/pps/generators/pps_gen_parport.c
+++ b/drivers/pps/generators/pps_gen_parport.c
@@ -20,8 +20,6 @@
#include <linux/hrtimer.h>
#include <linux/parport.h>
-#define DRVDESC "parallel port PPS signal generator"
-
#define SIGNAL 0
#define NO_SIGNAL PARPORT_CONTROL_STROBE
@@ -180,6 +178,11 @@ static void parport_attach(struct parport *port)
{
struct pardev_cb pps_cb;
+ if (send_delay > SEND_DELAY_MAX) {
+ pr_err("delay value should be not greater then %d\n", SEND_DELAY_MAX);
+ return -EINVAL;
+ }
+
if (attached) {
/* we already have a port */
return;
@@ -231,39 +234,8 @@ static struct parport_driver pps_gen_parport_driver = {
.detach = parport_detach,
.devmodel = true,
};
-
-/* module staff */
-
-static int __init pps_gen_parport_init(void)
-{
- int ret;
-
- pr_info(DRVDESC "\n");
-
- if (send_delay > SEND_DELAY_MAX) {
- pr_err("delay value should be not greater"
- " then %d\n", SEND_DELAY_MAX);
- return -EINVAL;
- }
-
- ret = parport_register_driver(&pps_gen_parport_driver);
- if (ret) {
- pr_err("unable to register with parport\n");
- return ret;
- }
-
- return 0;
-}
-
-static void __exit pps_gen_parport_exit(void)
-{
- parport_unregister_driver(&pps_gen_parport_driver);
- pr_info("hrtimer avg error is %ldns\n", hrtimer_error);
-}
-
-module_init(pps_gen_parport_init);
-module_exit(pps_gen_parport_exit);
+module_parport_driver(pps_gen_parport_driver);
MODULE_AUTHOR("Alexander Gordeev <lasaine@lvk.cs.msu.su>");
-MODULE_DESCRIPTION(DRVDESC);
+MODULE_DESCRIPTION("parallel port PPS signal generator");
MODULE_LICENSE("GPL");
--
2.33.0
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver()
2021-10-01 15:03 [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver() Andy Shevchenko
@ 2021-10-04 6:44 ` Rodolfo Giometti
2021-10-04 7:32 ` Andy Shevchenko
2021-10-06 6:54 ` Rodolfo Giometti
1 sibling, 1 reply; 5+ messages in thread
From: Rodolfo Giometti @ 2021-10-04 6:44 UTC (permalink / raw)
To: Andy Shevchenko, linux-kernel; +Cc: Alexander Gordeev
On 01/10/21 17:03, Andy Shevchenko wrote:
> Switch to use module_parport_driver() to reduce boilerplate code.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> v2: remove useless message (Greg), Cc to the original (hopefully) author
> drivers/pps/generators/pps_gen_parport.c | 42 ++++--------------------
> 1 file changed, 7 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/pps/generators/pps_gen_parport.c b/drivers/pps/generators/pps_gen_parport.c
> index 6a1af7664f3b..fba6c490977c 100644
> --- a/drivers/pps/generators/pps_gen_parport.c
> +++ b/drivers/pps/generators/pps_gen_parport.c
> @@ -20,8 +20,6 @@
> #include <linux/hrtimer.h>
> #include <linux/parport.h>
>
> -#define DRVDESC "parallel port PPS signal generator"
> -
I suppose this is not so important to be able to switch to use
module_parport_driver(), isn't it?
However, aprat this silly note, the patch is OK for me. :)
Ciao,
Rodolfo
--
GNU/Linux Solutions e-mail: giometti@enneenne.com
Linux Device Driver giometti@linux.it
Embedded Systems phone: +39 349 2432127
UNIX programming skype: rodolfo.giometti
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver()
2021-10-04 6:44 ` Rodolfo Giometti
@ 2021-10-04 7:32 ` Andy Shevchenko
0 siblings, 0 replies; 5+ messages in thread
From: Andy Shevchenko @ 2021-10-04 7:32 UTC (permalink / raw)
To: Rodolfo Giometti
Cc: Andy Shevchenko, Linux Kernel Mailing List, Alexander Gordeev
On Mon, Oct 4, 2021 at 9:52 AM Rodolfo Giometti <giometti@enneenne.com> wrote:
>
> On 01/10/21 17:03, Andy Shevchenko wrote:
> > Switch to use module_parport_driver() to reduce boilerplate code.
...
> > -#define DRVDESC "parallel port PPS signal generator"
> > -
>
> I suppose this is not so important to be able to switch to use
> module_parport_driver(), isn't it?
>
> However, aprat this silly note, the patch is OK for me. :)
Thanks! Can you give a formal tag?
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver()
2021-10-01 15:03 [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver() Andy Shevchenko
2021-10-04 6:44 ` Rodolfo Giometti
@ 2021-10-06 6:54 ` Rodolfo Giometti
2022-02-03 15:09 ` Andy Shevchenko
1 sibling, 1 reply; 5+ messages in thread
From: Rodolfo Giometti @ 2021-10-06 6:54 UTC (permalink / raw)
To: Andy Shevchenko, linux-kernel; +Cc: Alexander Gordeev
On 01/10/21 17:03, Andy Shevchenko wrote:
> Switch to use module_parport_driver() to reduce boilerplate code.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Rodolfo Giometti <giometti@enneenne.com>
> ---
> v2: remove useless message (Greg), Cc to the original (hopefully) author
> drivers/pps/generators/pps_gen_parport.c | 42 ++++--------------------
> 1 file changed, 7 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/pps/generators/pps_gen_parport.c b/drivers/pps/generators/pps_gen_parport.c
> index 6a1af7664f3b..fba6c490977c 100644
> --- a/drivers/pps/generators/pps_gen_parport.c
> +++ b/drivers/pps/generators/pps_gen_parport.c
> @@ -20,8 +20,6 @@
> #include <linux/hrtimer.h>
> #include <linux/parport.h>
>
> -#define DRVDESC "parallel port PPS signal generator"
> -
> #define SIGNAL 0
> #define NO_SIGNAL PARPORT_CONTROL_STROBE
>
> @@ -180,6 +178,11 @@ static void parport_attach(struct parport *port)
> {
> struct pardev_cb pps_cb;
>
> + if (send_delay > SEND_DELAY_MAX) {
> + pr_err("delay value should be not greater then %d\n", SEND_DELAY_MAX);
> + return -EINVAL;
> + }
> +
> if (attached) {
> /* we already have a port */
> return;
> @@ -231,39 +234,8 @@ static struct parport_driver pps_gen_parport_driver = {
> .detach = parport_detach,
> .devmodel = true,
> };
> -
> -/* module staff */
> -
> -static int __init pps_gen_parport_init(void)
> -{
> - int ret;
> -
> - pr_info(DRVDESC "\n");
> -
> - if (send_delay > SEND_DELAY_MAX) {
> - pr_err("delay value should be not greater"
> - " then %d\n", SEND_DELAY_MAX);
> - return -EINVAL;
> - }
> -
> - ret = parport_register_driver(&pps_gen_parport_driver);
> - if (ret) {
> - pr_err("unable to register with parport\n");
> - return ret;
> - }
> -
> - return 0;
> -}
> -
> -static void __exit pps_gen_parport_exit(void)
> -{
> - parport_unregister_driver(&pps_gen_parport_driver);
> - pr_info("hrtimer avg error is %ldns\n", hrtimer_error);
> -}
> -
> -module_init(pps_gen_parport_init);
> -module_exit(pps_gen_parport_exit);
> +module_parport_driver(pps_gen_parport_driver);
>
> MODULE_AUTHOR("Alexander Gordeev <lasaine@lvk.cs.msu.su>");
> -MODULE_DESCRIPTION(DRVDESC);
> +MODULE_DESCRIPTION("parallel port PPS signal generator");
> MODULE_LICENSE("GPL");
>
--
GNU/Linux Solutions e-mail: giometti@enneenne.com
Linux Device Driver giometti@linux.it
Embedded Systems phone: +39 349 2432127
UNIX programming skype: rodolfo.giometti
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver()
2021-10-06 6:54 ` Rodolfo Giometti
@ 2022-02-03 15:09 ` Andy Shevchenko
0 siblings, 0 replies; 5+ messages in thread
From: Andy Shevchenko @ 2022-02-03 15:09 UTC (permalink / raw)
To: Rodolfo Giometti; +Cc: linux-kernel, Alexander Gordeev
On Wed, Oct 06, 2021 at 08:54:50AM +0200, Rodolfo Giometti wrote:
> On 01/10/21 17:03, Andy Shevchenko wrote:
> > Switch to use module_parport_driver() to reduce boilerplate code.
> >
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
>
> Acked-by: Rodolfo Giometti <giometti@enneenne.com>
Thanks!
I believe you should send this to Greg. I don't see that his name popped up
in the Cc list (which is generated from MAINTAINERS).
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2022-02-03 15:10 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2021-10-01 15:03 [PATCH v2 1/1] pps: generators: pps_gen_parport: Switch to use module_parport_driver() Andy Shevchenko
2021-10-04 6:44 ` Rodolfo Giometti
2021-10-04 7:32 ` Andy Shevchenko
2021-10-06 6:54 ` Rodolfo Giometti
2022-02-03 15:09 ` Andy Shevchenko
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