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=-13.9 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 CC53EC19425 for ; Sat, 12 Dec 2020 04:16:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8DDA12313F for ; Sat, 12 Dec 2020 04:16:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438276AbgLLEPo (ORCPT ); Fri, 11 Dec 2020 23:15:44 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:38974 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2438149AbgLLENu (ORCPT ); Fri, 11 Dec 2020 23:13:50 -0500 X-UUID: 8242a6da6b3147f299e1f4b25b2fe4cd-20201212 X-UUID: 8242a6da6b3147f299e1f4b25b2fe4cd-20201212 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1061068421; Sat, 12 Dec 2020 12:12:29 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 12 Dec 2020 12:12:07 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 12 Dec 2020 12:12:06 +0800 From: Yongqiang Niu To: CK Hu , Philipp Zabel , Rob Herring , Matthias Brugger CC: David Airlie , Daniel Vetter , Mark Rutland , , , , , , Yongqiang Niu Subject: [PATCH v2, 08/17] drm/mediatek: enable OVL_LAYER_SMI_ID_EN for multi-layer usecase Date: Sat, 12 Dec 2020 12:11:48 +0800 Message-ID: <1607746317-4696-9-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1607746317-4696-1-git-send-email-yongqiang.niu@mediatek.com> References: <1607746317-4696-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org enable OVL_LAYER_SMI_ID_EN for multi-layer usecase Signed-off-by: Yongqiang Niu --- drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index 8cf9f3b..97f8380 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -23,6 +23,7 @@ #define DISP_REG_OVL_RST 0x0014 #define DISP_REG_OVL_ROI_SIZE 0x0020 #define DISP_REG_OVL_DATAPATH_CON 0x0024 +#define OVL_LAYER_SMI_ID_EN BIT(0) #define OVL_BGCLR_SEL_IN BIT(2) #define DISP_REG_OVL_ROI_BGCLR 0x0028 #define DISP_REG_OVL_SRC_CON 0x002c @@ -61,6 +62,7 @@ struct mtk_disp_ovl_data { unsigned int gmc_bits; unsigned int layer_nr; bool fmt_rgb565_is_0; + bool smi_id_en; }; /** @@ -115,7 +117,17 @@ static void mtk_ovl_disable_vblank(struct mtk_ddp_comp *comp) static void mtk_ovl_start(struct mtk_ddp_comp *comp) { + struct mtk_disp_ovl *ovl = comp_to_ovl(comp); + writel_relaxed(0x1, comp->regs + DISP_REG_OVL_EN); + + if(ovl->data->smi_id_en) { + unsigned int reg; + + reg = readl(comp->regs + DISP_REG_OVL_DATAPATH_CON); + reg = reg | OVL_LAYER_SMI_ID_EN; + writel_relaxed(reg, comp->regs + DISP_REG_OVL_DATAPATH_CON); + } } static void mtk_ovl_stop(struct mtk_ddp_comp *comp) -- 1.8.1.1.dirty