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Date:   Mon, 5 Oct 2020 16:07:21 +0200
From:   Daniel Vetter <daniel@ffwll.ch>
To:     Rikard Falkeborn <rikard.falkeborn@gmail.com>
Cc:     dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        Andrzej Hajda <a.hajda@samsung.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Jonas Karlman <jonas@kwiboo.se>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [PATCH] drm: bridge: dw-hdmi: Constify dw_hdmi_i2s_ops
Message-ID: <20201005140721.GU438822@phenom.ffwll.local>
Mail-Followup-To: Rikard Falkeborn <rikard.falkeborn@gmail.com>,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        Andrzej Hajda <a.hajda@samsung.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Jonas Karlman <jonas@kwiboo.se>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        David Airlie <airlied@linux.ie>
References: <20201004200653.14702-1-rikard.falkeborn@gmail.com>
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On Sun, Oct 04, 2020 at 10:06:53PM +0200, Rikard Falkeborn wrote:
> The only usage of dw_hdmi_i2s_ops is to assign its address to the ops
> field in the hdmi_codec_pdata struct, which is a const pointer. Make it
> const to allow the compiler to put it in read-only memory.
> 
> Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>

Queued up in drm-misc-next for 5.11, thanks for your patch.
-Daniel

> ---
>  drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c
> index 9fef6413741d..feb04f127b55 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c
> @@ -170,7 +170,7 @@ static int dw_hdmi_i2s_hook_plugged_cb(struct device *dev, void *data,
>  	return dw_hdmi_set_plugged_cb(hdmi, fn, codec_dev);
>  }
>  
> -static struct hdmi_codec_ops dw_hdmi_i2s_ops = {
> +static const struct hdmi_codec_ops dw_hdmi_i2s_ops = {
>  	.hw_params	= dw_hdmi_i2s_hw_params,
>  	.audio_startup  = dw_hdmi_i2s_audio_startup,
>  	.audio_shutdown	= dw_hdmi_i2s_audio_shutdown,
> -- 
> 2.28.0
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch