From patchwork Mon Sep 21 03:25:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tiantao (H)" X-Patchwork-Id: 11788585 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D4723618 for ; Mon, 21 Sep 2020 07:34:50 +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 527882158C for ; Mon, 21 Sep 2020 07:34:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 527882158C 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 6FAF46E17D; Mon, 21 Sep 2020 07:34:47 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from huawei.com (szxga06-in.huawei.com [45.249.212.32]) by gabe.freedesktop.org (Postfix) with ESMTPS id B20CD6E138 for ; Mon, 21 Sep 2020 03:28:00 +0000 (UTC) Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 67816613BD200730AB87; Mon, 21 Sep 2020 11:27:56 +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; Mon, 21 Sep 2020 11:27:47 +0800 From: Tian Tao To: , , , , , , , , Subject: [PATCH drm/hisilicon 0/3] support reading resolutions from EDID Date: Mon, 21 Sep 2020 11:25:19 +0800 Message-ID: <1600658722-35945-1-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: Mon, 21 Sep 2020 07:34:44 +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: , Cc: linuxarm@huawei.com 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