linux-kernel - Re: [PATCH v1 0/4] fbtft: Unorphan the driver for maintenance

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Date:   Wed, 26 Jan 2022 13:37:00 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Andy Shevchenko <andy@...nel.org>,
        "open list:FRAMEBUFFER LAYER" <linux-fbdev@...r.kernel.org>,
        Michael Hennerich <michael.hennerich@...log.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Helge Deller <deller@....de>, linux-staging@...ts.linux.dev,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Phillip Potter <phil@...lpotter.co.uk>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Carlis <zhangxuezhi1@...ong.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Lee Jones <lee.jones@...aro.org>,
        Heiner Kallweit <hkallweit1@...il.com>
Subject: Re: [PATCH v1 0/4] fbtft: Unorphan the driver for maintenance

On 1/26/22 11:28, Dan Carpenter wrote:
> On Wed, Jan 26, 2022 at 12:04:26PM +0200, Andy Shevchenko wrote:
>> On Wed, Jan 26, 2022 at 12:02 PM Andy Shevchenko
>> <andy.shevchenko@...il.com> wrote:
>>> On Wed, Jan 26, 2022 at 10:52 AM Thomas Zimmermann <tzimmermann@...e.de> wrote:
>>>> Am 25.01.22 um 21:21 schrieb Andy Shevchenko:
>>
>> ...
>>
>>>> But why? We already have DRM drivers for some of these devices.
>>>
>>> No, we do not (only a few are available).
>>
>> Sorry, I missed your word 'some'. Some == almost none from the list (I
>> don't remember exact numbers but something like 2 out of 10 are
>> supported by tiny DRM and see about interfaces).
> 
> Could we get an exact list?
> 

The list AFAICT is the following. I'm not familiar with these so please
feel free to correct anything I got wrong here.

I've marked with '?' if found references to the device supported by the
fbdev driver in a DRM driver, but it's not clear if support the same HW.

Drivers in drivers/staging/fbtft:

   fb_agm1264k-fl.c
   fb_bd663474.c
   fb_hx8340bn.c
   fb_hx8347d.c (DRM driver in drivers/gpu/drm/tiny/hx8357d.c)
   fb_hx8353d.c
   fb_hx8357d.c (DRM driver in drivers/gpu/drm/tiny/hx8357d.c)
   fb_ili9163.c (DRM driver in drivers/gpu/drm/tiny/ili9163.c)
   fb_ili9320.c
   fb_ili9325.c
   fb_ili9340.c (DRM driver in drivers/gpu/drm/tiny/mi0283qt.c ?)
   fb_ili9341.c (DRM driver in drivers/gpu/drm/tiny/mi0283qt.c ?)
   fb_ili9481.c
   fb_ili9486.c (DRM driver in drivers/gpu/drm/tiny/ili9486.c)
   fb_pcd8544.c
   fb_ra8875.c
   fb_s6d02a1.c
   fb_s6d1121.c
   fb_seps525.c
   fb_sh1106.c
   fb_ssd1289.c
   fb_ssd1305.c
   fb_ssd1306.c
   fb_ssd1325.c
   fb_ssd1331.c
   fb_ssd1351.c
   fb_st7735r.c (DRM driver in drivers/gpu/drm/tiny/st7735r.c)
   fb_st7789v.c (DRM driver in drivers/gpu/drm/panel/panel-sitronix-st7789v.c)
   fb_tinylcd.c
   fb_tls8204.c
   fb_uc1611.c
   fb_uc1701.c
   fb_upd161704.c
   fb_watterott.c


Best regards,
-- 
Javier Martinez Canillas
Linux Engineering
Red Hat