From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753642AbeE1Gix (ORCPT ); Mon, 28 May 2018 02:38:53 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:41906 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753563AbeE1Gim (ORCPT ); Mon, 28 May 2018 02:38:42 -0400 X-UUID: bd665909805c4d738bccadd50572addb-20180528 From: Stu Hsieh To: CK Hu , Philipp Zabel CC: David Airlie , Rob Herring , Mark Rutland , Matthias Brugger , , , , , , , Stu Hsieh Subject: [PATCH v4 8/9] drm/mediatek: add third ddp path Date: Mon, 28 May 2018 14:38:26 +0800 Message-ID: <1527489507-24453-9-git-send-email-stu.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1527489507-24453-1-git-send-email-stu.hsieh@mediatek.com> References: <1527489507-24453-1-git-send-email-stu.hsieh@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch create third crtc by third ddp path Signed-off-by: Stu Hsieh --- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 3 +++ drivers/gpu/drm/mediatek/mtk_drm_drv.c | 5 +++++ drivers/gpu/drm/mediatek/mtk_drm_drv.h | 7 +++++-- 3 files changed, 13 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 658b8dd45b83..2d6aa150a9ff 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -539,6 +539,9 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, int ret; int i; + if (!path) + return 0; + for (i = 0; i < path_len; i++) { enum mtk_ddp_comp_id comp_id = path[i]; struct device_node *node; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 08d5d0b47bfe..3d279a299383 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -232,6 +232,11 @@ static int mtk_drm_kms_init(struct drm_device *drm) if (ret < 0) goto err_component_unbind; + ret = mtk_drm_crtc_create(drm, private->data->third_path, + private->data->third_len); + if (ret < 0) + goto err_component_unbind; + /* Use OVL device for all DMA memory allocations */ np = private->comp_node[private->data->main_path[0]] ?: private->comp_node[private->data->ext_path[0]]; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index c3378c452c0a..d867e2683923 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -17,8 +17,8 @@ #include #include "mtk_drm_ddp_comp.h" -#define MAX_CRTC 2 -#define MAX_CONNECTOR 2 +#define MAX_CRTC 3 +#define MAX_CONNECTOR 3 struct device; struct device_node; @@ -33,6 +33,9 @@ struct mtk_mmsys_driver_data { unsigned int main_len; const enum mtk_ddp_comp_id *ext_path; unsigned int ext_len; + const enum mtk_ddp_comp_id *third_path; + unsigned int third_len; + bool shadow_register; }; -- 2.12.5