linux-kernel - Re: [PATCH 2/9] drm/sun4i: tcon: Move SoC specific quirks to a DT matched data structure

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Date:   Tue, 11 Oct 2016 17:16:21 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:     Chen-Yu Tsai <wens@...e.org>, David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [PATCH 2/9] drm/sun4i: tcon: Move SoC specific quirks to a DT
 matched data structure

On Fri, Oct 7, 2016 at 4:38 PM, Maxime Ripard
<maxime.ripard@...e-electrons.com> wrote:
> Hi,
>
> On Fri, Oct 07, 2016 at 12:06:22AM +0800, Chen-Yu Tsai wrote:
>> +struct sun4i_tcon_quirks {
>> +     bool    is_sun5i;       /* sun5i has undocumented mux */
>> +     bool    has_channel_1;  /* a33 does not have channel 1 */
>> +     bool    has_bypass_src; /* has separate input bypassing CEU */
>> +     bool    has_dma_src;    /* has DMA input */
>> +};
>> +
>
> I'd really prefer to keep the has_mux quirk name. is_sun5i doesn't
> really relate to what we're doing there, is redundant with the
> compatible, and render the other quirks name useless, since we could
> just have is_sun.i quirks and deal with that (which is essentially
> what we were doing before).

Lets call it has_unknown_mux then. has_mux would be confusing with
the HDMI and MIPI DSI muxes on sun6i.

ChenYu