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Message-ID: <CAN6tsi72CP+DO-MG0=7Ajmqnd-q7r4bw_rxnvya-e4wUVEeujg@mail.gmail.com>
Date: Mon, 17 Apr 2023 15:32:47 +0200
From: Robert Foss <rfoss@...nel.org>
To: Jernej Skrabec <jernej.skrabec@...il.com>
Cc: andrzej.hajda@...el.com, neil.armstrong@...aro.org,
robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
wens@...e.org, samuel@...lland.org, devicetree@...r.kernel.org,
jonas@...boo.se, linux-kernel@...r.kernel.org,
dri-devel@...ts.freedesktop.org, Laurent.pinchart@...asonboard.com,
hverkuil-cisco@...all.nl, linux-sunxi@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org
Subject: Re: [PATCH 2/3] drm/bridge: dw_hdmi: Handle snps,disable-cec property
On Sat, Apr 15, 2023 at 12:47 PM Jernej Skrabec
<jernej.skrabec@...il.com> wrote:
>
> New DT property allows to skip CEC initialization.
>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@...il.com>
> ---
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> index 603bb3c51027..e7e8199d2fb1 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> @@ -3615,7 +3615,9 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
> hdmi->audio = platform_device_register_full(&pdevinfo);
> }
>
> - if (!plat_data->disable_cec && (config0 & HDMI_CONFIG0_CEC)) {
> + if (!plat_data->disable_cec &&
> + !of_property_read_bool(np, "snps,disable-cec") &&
> + (config0 & HDMI_CONFIG0_CEC)) {
> cec.hdmi = hdmi;
> cec.ops = &dw_hdmi_cec_ops;
> cec.irq = irq;
> --
> 2.40.0
>
Reviewed-by: Robert Foss <rfoss@...nel.org>
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