Re: [PATCH v2 1/3] of: Move simple-framebuffer device handling from simplefb to of

[Thomas Zimmermann]

Am 07.12.21 um 10:02 schrieb Thomas Zimmermann:
> Hi
>
> Am 07.12.21 um 08:29 schrieb Hector Martin:
> > This code is required for both simplefb and simpledrm, so let's move it
> > into the OF core instead of having it as an ad-hoc initcall in the
> > drivers.
> >
> > Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
>
> Acked-by: Thomas Zimmermann <tzimmermann@xxxxxxx>

Well, please don't take this as a review. :)

> This looks much better than before. Thank you.
>
> > ---
> >   drivers/of/platform.c          |  5 +++++
> >   drivers/video/fbdev/simplefb.c | 21 +--------------------
> >   2 files changed, 6 insertions(+), 20 deletions(-)
> >
> > diff --git a/drivers/of/platform.c b/drivers/of/platform.c
> > index b3faf89744aa..e097f40b03c0 100644
> > --- a/drivers/of/platform.c
> > +++ b/drivers/of/platform.c
> > @@ -540,6 +540,11 @@ static int __init 
> > of_platform_default_populate_init(void)
> >           of_node_put(node);
> >       }
> > +    for_each_child_of_node(of_chosen, node) {
> > +        if (of_device_is_compatible(node, "simple-framebuffer"))
> > +            of_platform_device_create(node, NULL, NULL);
> > +    }
> > +
> >       /* Populate everything else. */
> >       of_platform_default_populate(NULL, NULL, NULL);
> > diff --git a/drivers/video/fbdev/simplefb.c 
> > b/drivers/video/fbdev/simplefb.c
> > index b63074fd892e..57541887188b 100644
> > --- a/drivers/video/fbdev/simplefb.c
> > +++ b/drivers/video/fbdev/simplefb.c
> > @@ -541,26 +541,7 @@ static struct platform_driver simplefb_driver = {
> >       .remove = simplefb_remove,
> >   };
> > -static int __init simplefb_init(void)
> > -{
> > -    int ret;
> > -    struct device_node *np;
> > -
> > -    ret = platform_driver_register(&simplefb_driver);
> > -    if (ret)
> > -        return ret;
> > -
> > -    if (IS_ENABLED(CONFIG_OF_ADDRESS) && of_chosen) {
> > -        for_each_child_of_node(of_chosen, np) {
> > -            if (of_device_is_compatible(np, "simple-framebuffer"))
> > -                of_platform_device_create(np, NULL, NULL);
> > -        }
> > -    }
> > -
> > -    return 0;
> > -}
> > -
> > -fs_initcall(simplefb_init);
> > +module_platform_driver(simplefb_driver);
> >   MODULE_AUTHOR("Stephen Warren <swarren@xxxxxxxxxxxxx>");
> >   MODULE_DESCRIPTION("Simple framebuffer driver");

--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev

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