From patchwork Fri Dec 4 01:23:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tiantao (H)" X-Patchwork-Id: 11951017 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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 86E32C4361A for ; Fri, 4 Dec 2020 08:34:41 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E910822515 for ; Fri, 4 Dec 2020 08:34:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E910822515 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=hisilicon.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 383DB6EC6E; Fri, 4 Dec 2020 08:33:40 +0000 (UTC) Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2B33F6E0E3 for ; Fri, 4 Dec 2020 01:23:10 +0000 (UTC) Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4CnFLk5RBvzhmDb; Fri, 4 Dec 2020 09:22:38 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS405-HUB.china.huawei.com (10.3.19.205) with Microsoft SMTP Server id 14.3.487.0; Fri, 4 Dec 2020 09:23:03 +0800 From: Tian Tao To: , , , , , , , , Subject: [PATCH drm/hisilicon 0/3] support reading resolutions from EDID Date: Fri, 4 Dec 2020 09:23:06 +0800 Message-ID: <1607044999-47666-1-git-send-email-tiantao6@hisilicon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected X-Mailman-Approved-At: Fri, 04 Dec 2020 08:33:34 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" patch #1 add a new file to implements i2c adapters, #2 read the resolution from the edid, if that fails, set the resolution to fixed. patch #3 update the destroy callback function to release the i2c adapters. Tian Tao (3): drm/hisilicon: Support i2c driver algorithms for bit-shift adapters drm/hisilicon: Features to support reading resolutions from EDID drm/hisilicon: Releasing Resources in the Destroy callback Function drivers/gpu/drm/hisilicon/hibmc/Makefile | 2 +- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 21 ++++- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_i2c.c | 98 ++++++++++++++++++++++++ drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 45 +++++++++-- 4 files changed, 157 insertions(+), 9 deletions(-) create mode 100644 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_i2c.c