From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 766AEC28CF5 for ; Wed, 26 Jan 2022 12:37:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241400AbiAZMhG (ORCPT ); Wed, 26 Jan 2022 07:37:06 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:30116 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241388AbiAZMhG (ORCPT ); Wed, 26 Jan 2022 07:37:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1643200625; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4TS0TGM1vcAom1pyqONn2J8siKmdxKUcGnkktOHArQk=; b=Pj6r588LXzcVpW9mIhT/S65C6shHD+GNcMEZpfXBFPbqT4YY4AizPdYwAHFcjpfecXmTQC jvbiVdA7WAFMhPqK+t24v9OxGv9C5DVWd9qImhXlght8wE/EL6404sre+BoEPqOY+MP86P Yy4eCW3WTELwOCPcfNiIHjnMIl0lRUc= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-135-z41dwP9iNPu1orKZ915Y7A-1; Wed, 26 Jan 2022 07:37:03 -0500 X-MC-Unique: z41dwP9iNPu1orKZ915Y7A-1 Received: by mail-wr1-f70.google.com with SMTP id s25-20020adfa299000000b001d8d032255fso4223428wra.14 for ; Wed, 26 Jan 2022 04:37:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=4TS0TGM1vcAom1pyqONn2J8siKmdxKUcGnkktOHArQk=; b=V75hn9f2eDxoNrF6P81t3GG3YHFDqSj0CbJ7qH2DzuGIwk+IGvHIb0e4FckAmJMm60 Ix+96hTPIISAREWgcMVF5COOC4NRRl2WiazCbR113qVPpQM5fXNzJ8IAi8UHrX3+5Ajf P47DsvOeunCysEge2BKfDkN2yAmZAQdydDfwMWD9RhHhCPl2lZ9ABSThK1LN5BhDAJ7S 4q0F5BmIz74ffZ4uMRApOtJ2GjXKsyRLweXKp9DTXDdaoDAojzC/pKKNH7s2K/7CekR3 Wv6hMEAcGUxQxrI8+kxBAwuUKGJ0ulcxyU10Y57D+oFRXm2gct96KBkbuDZKP/nO46fx abaA== X-Gm-Message-State: AOAM532WJxcbnF0Oi3aBW81O+lIBnQrY+TBVnKKyBjQUUy/GGABLgKPY jB5qGVoGFDv5/RAvsPhaqePdT7hfke5zAE9+seHmCI3pTx6yZO4mCAywIGaCut1IZaMxPQzYTsQ UAyjwhgmYIshtAWHI91rE8tA= X-Received: by 2002:a05:600c:298:: with SMTP id 24mr7129438wmk.100.1643200622738; Wed, 26 Jan 2022 04:37:02 -0800 (PST) X-Google-Smtp-Source: ABdhPJyFeRqcMR4sp5TihDa0aCwBpHf/6PAChPHR3bf/s902hBLlOchViJcHCwGI8NoHTi6Uqd/TdQ== X-Received: by 2002:a05:600c:298:: with SMTP id 24mr7129411wmk.100.1643200622473; Wed, 26 Jan 2022 04:37:02 -0800 (PST) Received: from [192.168.1.102] ([92.176.231.205]) by smtp.gmail.com with ESMTPSA id i6sm3207248wma.22.2022.01.26.04.37.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 26 Jan 2022 04:37:01 -0800 (PST) Message-ID: <1b665bb8-7acb-519b-0a02-ef0f2dd4b524@redhat.com> Date: Wed, 26 Jan 2022 13:37:00 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH v1 0/4] fbtft: Unorphan the driver for maintenance Content-Language: en-US To: Dan Carpenter , Andy Shevchenko Cc: Andy Shevchenko , "open list:FRAMEBUFFER LAYER" , Michael Hennerich , Greg Kroah-Hartman , Helge Deller , linux-staging@lists.linux.dev, Linux Kernel Mailing List , dri-devel , Phillip Potter , Thomas Zimmermann , Carlis , Andy Shevchenko , Lee Jones , Heiner Kallweit References: <20220125202118.63362-1-andriy.shevchenko@linux.intel.com> <991e988b-7225-881b-a59a-33c3eae044be@suse.de> <20220126102858.GX1951@kadam> From: Javier Martinez Canillas In-Reply-To: <20220126102858.GX1951@kadam> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org 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 >> wrote: >>> On Wed, Jan 26, 2022 at 10:52 AM Thomas Zimmermann 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