linux-kernel - Re: [PATCH 3/5] drm/sun4i: dw-hdmi: always set clock rate

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Date:   Fri, 5 Feb 2021 11:22:44 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Jernej Skrabec <jernej.skrabec@...l.net>
Cc:     Maxime Ripard <mripard@...nel.org>,
        Mike Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        linux-clk <linux-clk@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>,
        Andre Heider <a.heider@...il.com>
Subject: Re: [PATCH 3/5] drm/sun4i: dw-hdmi: always set clock rate

On Fri, Feb 5, 2021 at 2:48 AM Jernej Skrabec <jernej.skrabec@...l.net> wrote:
>
> As expected, HDMI controller clock should always match pixel clock. In
> the past, changing HDMI controller rate would seemingly worsen
> situation. However, that was the result of other bugs which are now
> fixed.
>
> Fix that by removing set_rate quirk and always set clock rate.
>
> Fixes: 40bb9d3147b2 ("drm/sun4i: Add support for H6 DW HDMI controller")
> Tested-by: Andre Heider <a.heider@...il.com>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>

Reviewed-by: Chen-Yu Tsai <wens@...e.org>