linux-kernel - Re: [PATCH 04/21] drm: remove unneeded 'fast_io' parameter in regmap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <93025d4cb696f06228e1c84a7c22dbcede6e77a3.camel@pengutronix.de>
Date: Fri, 15 Aug 2025 17:06:43 +0200
From: Philipp Zabel <p.zabel@...gutronix.de>
To: Wolfram Sang <wsa+renesas@...g-engineering.com>, 
	linux-kernel@...r.kernel.org
Cc: Mark Brown <broonie@...nel.org>, 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>, Liu Ying <victor.liu@....com>, Shawn Guo
 <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, Pengutronix
 Kernel Team <kernel@...gutronix.de>,  Fabio Estevam <festevam@...il.com>,
 Sandy Huang <hjc@...k-chips.com>, Heiko Stübner
 <heiko@...ech.de>, Andy Yan <andy.yan@...k-chips.com>, 
 dri-devel@...ts.freedesktop.org, imx@...ts.linux.dev, 
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH 04/21] drm: remove unneeded 'fast_io' parameter in
 regmap_config

On Mi, 2025-08-13 at 18:14 +0200, Wolfram Sang wrote:
> When using MMIO with regmap, fast_io is implied. No need to set it
> again.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
> ---
> No dependencies, can be applied directly to the subsystem tree. Buildbot is
> happy, too.
> 
>  drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c   | 1 -
>  drivers/gpu/drm/imx/dc/dc-cf.c                   | 1 -
>  drivers/gpu/drm/imx/dc/dc-de.c                   | 1 -
>  drivers/gpu/drm/imx/dc/dc-ed.c                   | 2 --
>  drivers/gpu/drm/imx/dc/dc-fg.c                   | 1 -
>  drivers/gpu/drm/imx/dc/dc-fl.c                   | 1 -
>  drivers/gpu/drm/imx/dc/dc-fw.c                   | 2 --
>  drivers/gpu/drm/imx/dc/dc-ic.c                   | 1 -
>  drivers/gpu/drm/imx/dc/dc-lb.c                   | 2 --
>  drivers/gpu/drm/imx/dc/dc-tc.c                   | 1 -
>  drivers/gpu/drm/imx/ipuv3/imx-tve.c              | 2 --
>  drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c | 1 -
>  12 files changed, 16 deletions(-)
> 
[...]
> diff --git a/drivers/gpu/drm/imx/ipuv3/imx-tve.c b/drivers/gpu/drm/imx/ipuv3/imx-tve.c
> index c5629e155d25..b34037d0d7a8 100644
> --- a/drivers/gpu/drm/imx/ipuv3/imx-tve.c
> +++ b/drivers/gpu/drm/imx/ipuv3/imx-tve.c
> @@ -457,8 +457,6 @@ static struct regmap_config tve_regmap_config = {
>  
>  	.readable_reg = imx_tve_readable_reg,
>  
> -	.fast_io = true,
> -
>  	.max_register = 0xdc,
>  };
>  

Acked-by: Philipp Zabel <p.zabel@...gutronix.de>

regards
Philipp