linux-kernel - Re: [PATCH v3 2/2] drm/panel: simple: Add support BOE nv101wxmn51

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Date:   Wed, 14 Dec 2016 10:08:25 -0800
From:   Doug Anderson <dianders@...omium.org>
To:     Caesar Wang <wxt@...k-chips.com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        David Airlie <airlied@...ux.ie>, stephane.marchesin@...il.com
Subject: Re: [PATCH v3 2/2] drm/panel: simple: Add support BOE nv101wxmn51

Hi,

On Tue, Dec 13, 2016 at 7:19 PM, Caesar Wang <wxt@...k-chips.com> wrote:
> 10.1WXGA is a color active matrix TFT LCD module using amorphous silicon
> TFT's as an active switching devices. It can be supported by the
> simple-panel driver.
>
> Read the panel default edid information:
>
> EDID MODE DETAILS
>                 name = <NULL>
>                 pixel_clock = 71900
>                 lvds_dual_channel = 0
>                 refresh = 0
>                 ha = 1280
>                 hbl = 160
>                 hso = 48
>                 hspw = 32
>                 hborder = 0
>                 va = 800
>                 vbl = 32
>                 vso = 3
>                 vspw = 5
>                 vborder = 0
>                 phsync = +
>                 pvsync = -
>                 x_mm = 0
>                 y_mm = 0
> drm_display_mode
>                 .hdisplay = 1280
>                 .hsync_start = 1328
>                 .hsync_end = 1360
>                 .htotal = 1440
>                 .vdisplay = 800
>                 .vsync_start = 803
>                 .vsync_end = 808
>                 .vtotal = 832
>
> There are two modes in the edid:
> Detailed mode1: Clock 71.900 MHz, 216 mm x 135 mm
>                1280 1328 1360 1440 hborder 0
>                 800  803  808  832 vborder 0
>                +hsync -vsync
> Detailed mode2: Clock 57.500 MHz, 216 mm x 135 mm
>                1280 1328 1360 1440 hborder 0
>                 800  803  808  832 vborder 0
>                +hsync -vsync
>
> Add the both edid to support more modes for BOE nv101wxmn51.
>
> Signed-off-by: Caesar Wang <wxt@...k-chips.com>
> ---
>
> Changes in v3:
> - As Stéphane commented on https://patchwork.kernel.org/patch/9465911,
>   add downclock mode for edid.
>
> Changes in v2:
> - fix the vsync_start and vsync_end from the edid.
> - change the commit.
>
>  drivers/gpu/drm/panel/panel-simple.c | 45 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 45 insertions(+)

Seems sane to me.

Reviewed-by: Douglas Anderson <dianders@...omium.org>