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=-2.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,UNPARSEABLE_RELAY,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 DB30DC46469 for ; Wed, 12 Sep 2018 06:03:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A1A5220833 for ; Wed, 12 Sep 2018 06:03:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A1A5220833 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727002AbeILLGI (ORCPT ); Wed, 12 Sep 2018 07:06:08 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:33518 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725881AbeILLGH (ORCPT ); Wed, 12 Sep 2018 07:06:07 -0400 X-UUID: f235e538202b4d4288a316f88d459fd8-20180912 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 959829480; Wed, 12 Sep 2018 14:03:00 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Wed, 12 Sep 2018 14:02:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Wed, 12 Sep 2018 14:02:55 +0800 From: Stu Hsieh To: CK Hu , Philipp Zabel CC: David Airlie , Matthias Brugger , , , , , , Stu Hsieh Subject: [PATCH v1 1/1] drm/mediatek: add function to match the connector and crtc Date: Wed, 12 Sep 2018 14:02:50 +0800 Message-ID: <1536732170-30046-2-git-send-email-stu.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1536732170-30046-1-git-send-email-stu.hsieh@mediatek.com> References: <1536732170-30046-1-git-send-email-stu.hsieh@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: 24DD10C6BBEE98A34316FF5EC742783176C4298690238399664AB9431FDFF5B62000:8 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch add function to match the connector and crtc Because the connector set the possible_crtc to match the crtc. This function would search the connector in every ddp path and return the corresponding value for possible_crtc. Change-Id: Id51de53b95039f8174462d483eb9bfee31b3b93b Signed-off-by: Stu Hsieh --- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 41 +++++++++++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 2 ++ 2 files changed, 43 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index ff974d82a4a6..1f734b806a00 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -245,6 +245,22 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = { [DDP_COMPONENT_WDMA1] = { MTK_DISP_WDMA, 1, NULL }, }; +static bool mtk_drm_find_comp_in_ddp(struct mtk_ddp_comp ddp_comp, + const enum mtk_ddp_comp_id *path, + unsigned int path_len) +{ + int i; + + if (!path) + return false; + + for (i = 0; i < path_len; i++) + if (ddp_comp.id == path[i]) + return true; + + return false; +} + int mtk_ddp_comp_get_id(struct device_node *node, enum mtk_ddp_comp_type comp_type) { @@ -260,6 +276,31 @@ int mtk_ddp_comp_get_id(struct device_node *node, return -EINVAL; } +unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm, + struct mtk_ddp_comp ddp_comp) +{ + struct mtk_drm_private *private = drm->dev_private; + unsigned int ret; + + if (mtk_drm_find_comp_in_ddp(ddp_comp, private->data->main_path, + private->data->main_len) == true) { + ret = BIT(0); + } else if (mtk_drm_find_comp_in_ddp(ddp_comp, + private->data->ext_path, + private->data->ext_len) == true) { + ret = BIT(1); + } else if (mtk_drm_find_comp_in_ddp(ddp_comp, + private->data->third_path, + private->data->third_len) == true) { + ret = BIT(2); + } else { + DRM_INFO("Failed to find comp in ddp table\n"); + ret = 0; + } + + return ret; +} + int mtk_ddp_comp_init(struct device *dev, struct device_node *node, struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id, const struct mtk_ddp_comp_funcs *funcs) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 8399229e6ad2..f882e69088b8 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -166,6 +166,8 @@ static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp, comp->funcs->gamma_set(comp, state); } +unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm, + struct mtk_ddp_comp ddp_comp); int mtk_ddp_comp_get_id(struct device_node *node, enum mtk_ddp_comp_type comp_type); int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node, -- 2.12.5.2.gbdf23ab