linux-kernel - Re: [PATCH] drm/bridge: ti-sn65dsi86: use new GPIO line value setter callbacks

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Message-ID: <CAD=FV=Unb1LdKV7iuPME1KJ35OBbP5OXD=_=A0ESQFCOzFBSXQ@mail.gmail.com>
Date: Tue, 10 Jun 2025 09:27:25 -0700
From: Doug Anderson <dianders@...omium.org>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Andrzej Hajda <andrzej.hajda@...el.com>, Neil Armstrong <neil.armstrong@...aro.org>, 
	Robert Foss <rfoss@...nel.org>, Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
	Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
	Linus Walleij <linus.walleij@...aro.org>, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH] drm/bridge: ti-sn65dsi86: use new GPIO line value setter callbacks

Hi,

On Tue, Jun 10, 2025 at 5:34 AM Bartosz Golaszewski <brgl@...ev.pl> wrote:
>
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>
> struct gpio_chip now has callbacks for setting line values that return
> an integer, allowing to indicate failures. Convert the driver to using
> them.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
> Commit 98ce1eb1fd87e ("gpiolib: introduce gpio_chip setters that return
> values") added new line setter callbacks to struct gpio_chip. They allow
> to indicate failures to callers. We're in the process of converting all
> GPIO controllers to using them before removing the old ones.
> ---
>  drivers/gpu/drm/bridge/ti-sn65dsi86.c | 18 +++++++-----------
>  1 file changed, 7 insertions(+), 11 deletions(-)

Reviewed-by: Douglas Anderson <dianders@...omium.org>

Looks like this should be fine to go through drm-misc. I'll plan to
apply it next week unless I get overly distracted.

-Doug