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 X-Spam-Level: X-Spam-Status: No, score=-6.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA91CC10F06 for ; Mon, 11 Mar 2019 18:43:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8403E2084F for ; Mon, 11 Mar 2019 18:43:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=orpaltech.com header.i=@orpaltech.com header.b="YqT3U16g"; dkim=pass (1024-bit key) header.d=orpaltech.com header.i=@orpaltech.com header.b="YqT3U16g" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727850AbfCKSns (ORCPT ); Mon, 11 Mar 2019 14:43:48 -0400 Received: from fallback19.mail.ru ([185.5.136.251]:33434 "EHLO fallback19.mail.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726675AbfCKSns (ORCPT ); Mon, 11 Mar 2019 14:43:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=orpaltech.com; s=mailru; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Date:Message-ID:Subject:From:Cc:To; bh=gVgVheN27M3lydKtapu2fmsl6ycvYdDRYzuHTqRZDTA=; b=YqT3U16gG1zwYyWNW2BBEpXonYXe2Tcuh4Zl8z6V5s5Zs0y9WCOsFdVn5BUHONtchZ5i8TC0fOilKsvPh+VN8AQzRhipFt7UtfxxogIs409C18SCpr8j46ZTWKrs7N8+IwHNQv3PYCwEy+8hOxPDiWQHZ1xa+iT5eSgagfKOz3c=; Received: from [10.161.100.15] (port=40540 helo=smtpng3.m.smailru.net) by fallback19.m.smailru.net with esmtp (envelope-from ) id 1h3Ptp-0006DA-67 for linux-kernel@vger.kernel.org; Mon, 11 Mar 2019 21:43:45 +0300 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=orpaltech.com; s=mailru; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Date:Message-ID:Subject:From:Cc:To; bh=gVgVheN27M3lydKtapu2fmsl6ycvYdDRYzuHTqRZDTA=; b=YqT3U16gG1zwYyWNW2BBEpXonYXe2Tcuh4Zl8z6V5s5Zs0y9WCOsFdVn5BUHONtchZ5i8TC0fOilKsvPh+VN8AQzRhipFt7UtfxxogIs409C18SCpr8j46ZTWKrs7N8+IwHNQv3PYCwEy+8hOxPDiWQHZ1xa+iT5eSgagfKOz3c=; Received: by smtpng3.m.smailru.net with esmtpa (envelope-from ) id 1h3Pth-0007TV-9Z; Mon, 11 Mar 2019 21:43:37 +0300 To: Maxime Ripard Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org From: Sergey Suloev Subject: sun6i MIPI DSI driver EoTp Message-ID: Date: Mon, 11 Mar 2019 21:43:36 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en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ailru-Sender: 689FA8AB762F739359CD701D0F70D3B1C034263DE54CC43D3680EADCF5A4F111778B5FB1219D8779F6BCD4B1DE95BF653AE5922765F965CDF1D7D1B96E5495AE10FCEA6DFE3E0A150D4ABDE8C577C2ED X-Mras: OK X-77F55803: 5241C2F38277A35D7F9F52485CB584D7271FD7DF62800FDCC52C947E43E79B0335FD18A3C2192E060E9EBC906B380A9C4CD37A0B64E33546 X-7FA49CB5: 0D63561A33F958A556A2CF657B836086790AD9F907DD3FF718974E66F091C0F58941B15DA834481FA18204E546F3947CEDCF5861DED71B2F389733CBF5DBD5E9C8A9BA7A39EFB7666BA297DBC24807EA117882F44604297287769387670735209ECD01F8117BC8BEA471835C12D1D977C4224003CC836476C0CAF46E325F83A50BF2EBBBDD9D6B0F8DB212830C5B42F72623479134186CDE6BA297DBC24807EABDAD6C7F3747799A X-Mailru-Sender: A5480F10D64C90052060E016933BC0398D885A467C77DA1FE6F7044128E069841B4ECFBB0E18FD1430E0C387E5A547B11458020726E2BC9F3DCCAA514539E16D84263029B993B78B51B7A74EF4A1C2D70DA7A0AF5A3A8387 X-Mras: OK Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Maxime, according to MIPI DSI spec chapter 8.8.2  the EoTp packet can be enabled or disabled on the protocol level. It seems like that it might be required for the panel I am working on (Himax HX8379A-based panel). Here is some crappy driver I found on github showing that it might be an issue  [1] May I ask you if this feature supported by sun6i MIPI DSI driver and where ? As there is no datasheet available, could you please help to support this feature (if not yet) ? The second point is that the panel requires NON-BURST-WITH-SYNC-EVENTS mode. Could it be a problem with the current driver? [1] https://github.com/lnfamous/Kernel_Htc_Pico_CyanogenMod12.1/blob/ff5eed4b86f5c9e653ebde4d89fe969c6abf611a/drivers/video/msm/mipi_hx8379a_video_wvga_pt.c#L107 [2] https://github.com/lnfamous/Kernel_Htc_Pico_CyanogenMod12.1/blob/ff5eed4b86f5c9e653ebde4d89fe969c6abf611a/drivers/video/msm/mipi_hx8379a_video_wvga_pt.c#L92 Thank you, Sergey