[PATCH v4 2/2] drm/bridge: Drop conditionals around of_node pointers

Biju Das biju.das.jz at bp.renesas.com
Tue Aug 29 14:37:27 UTC 2023


Hi Helen Mae Koike Fornazier,

> Subject: Re: [PATCH v4 2/2] drm/bridge: Drop conditionals around of_node
> pointers
> 
> Hello!
> 
> Thanks for the patch.
> 
> On Saturday, August 26, 2023 04:19 -03, Biju Das
> <biju.das.jz at bp.renesas.com> wrote:
> 
> > Having conditional around the of_node pointers turns out to make
> > driver code use ugly #ifdef and #if blocks. So drop the conditionals.
> 
> It would be nice to explain why those ifdev/if conditionals are not
> required anymore (besides the cosmetic part).

OK ,will explain as if we include the header mod_devicetable.h
then we don't need conditionals.

Cheers,
Biju

> 
> Regards,
> Helen
> 
> >
> > Suggested-by: Douglas Anderson <dianders at chromium.org>
> > Signed-off-by: Biju Das <biju.das.jz at bp.renesas.com>
> > ---
> > v4:
> >  * New patch
> > ---
> >  drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c | 2 --
> >  include/drm/drm_bridge.h                           | 2 --
> >  2 files changed, 4 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
> > b/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
> > index 6169db73d2fe..ad8241758896 100644
> > --- a/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
> > +++ b/drivers/gpu/drm/bridge/analogix/analogix-anx78xx.c
> > @@ -1231,9 +1231,7 @@ static int anx78xx_i2c_probe(struct i2c_client
> > *client)
> >
> >  	mutex_init(&anx78xx->lock);
> >
> > -#if IS_ENABLED(CONFIG_OF)
> >  	anx78xx->bridge.of_node = client->dev.of_node; -#endif
> >
> >  	anx78xx->client = client;
> >  	i2c_set_clientdata(client, anx78xx); diff --git
> > a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h index
> > c339fc85fd07..d49d5c03df3e 100644
> > --- a/include/drm/drm_bridge.h
> > +++ b/include/drm/drm_bridge.h
> > @@ -716,10 +716,8 @@ struct drm_bridge {
> >  	struct drm_encoder *encoder;
> >  	/** @chain_node: used to form a bridge chain */
> >  	struct list_head chain_node;
> > -#ifdef CONFIG_OF
> >  	/** @of_node: device node pointer to the bridge */
> >  	struct device_node *of_node;
> > -#endif
> >  	/** @list: to keep track of all added bridges */
> >  	struct list_head list;
> >  	/**
> > --
> > 2.25.1
> >



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