From patchwork Fri Sep 21 03:28:20 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bibby Hsieh X-Patchwork-Id: 10608987 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7A2FE5A4 for ; Fri, 21 Sep 2018 03:31:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 659EC2E01F for ; Fri, 21 Sep 2018 03:31:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 57A902E03C; Fri, 21 Sep 2018 03:31:39 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D3F3E2E01F for ; Fri, 21 Sep 2018 03:31:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=LjcR8cVT76Y5sJWNO5FD3XvvjpCDo97sbcPEpIe06UA=; b=Go7KMuKGSO0TUV pDE7zvxFexmz9jy3trRxnjlMDc7l93nAdnebzTCxlxZDzOSUxcP+4g7jeU5GUSdO/H2JzUoMDEb+a P51M87yahEaxjFDAEs3DzXWrN3OEPTb7etYfGv82RzL7iES767aU9e8HSXRiXp0Mi1gwI+L5W2OZ6 0wmGMLfDI4exXiJeYhBcoLlzyJWcO9jjmvMziX/kuRItfwWxeg7HOXwBfM6y7YUxuRjsRLZtwqFm0 kT4jMiK25rJxt0wcQwXNuMKx1Kku3YaEpdOyVBCdrVADoFfES5X98zYLqqVtFZDTZpiIO4aI3/MAo 3NCaX6yDTdqZrYOZrTZQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1g3CA6-0002Qn-RZ; Fri, 21 Sep 2018 03:31:22 +0000 Received: from [210.61.82.184] (helo=mailgw02.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g3C7Z-00009y-KA; Fri, 21 Sep 2018 03:28:52 +0000 X-UUID: 013d3ab200e1434fa125534697e32f01-20180921 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1917021068; Fri, 21 Sep 2018 11:28:33 +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; Fri, 21 Sep 2018 11:28:27 +0800 Received: from mtkslt209.mediatek.inc (10.21.15.96) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Fri, 21 Sep 2018 11:28:27 +0800 From: Bibby Hsieh To: David Airlie , Matthias Brugger , Daniel Vetter , , Subject: [PATCH v3 10/12] drm/mediatek: implement connection from BLS to DPI0 Date: Fri, 21 Sep 2018 11:28:20 +0800 Message-ID: <20180921032822.30771-11-bibby.hsieh@mediatek.com> X-Mailer: git-send-email 2.12.5.2.gbdf23ab In-Reply-To: <20180921032822.30771-1-bibby.hsieh@mediatek.com> References: <20180921032822.30771-1-bibby.hsieh@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 4C0129BF2A6DAC310B14925DEA0185CB191E5EAD028317658889D1C092F2DBB42000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180920_202845_825568_40700871 X-CRM114-Status: GOOD ( 11.55 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bibby Hsieh , linux-kernel@vger.kernel.org, Cawa Cheng , Mao Huang , CK Hu , Thierry Reding , Philipp Zabel , Yingjoe Chen , Sascha Hauer , linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Modify display driver to support connection from BLS to DPI. Signed-off-by: Bibby Hsieh Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index 87e4191c250e..f3068c62ed48 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -39,6 +39,7 @@ #define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 #define DISP_REG_CONFIG_OUT_SEL 0x04c #define DISP_REG_CONFIG_DSI_SEL 0x050 +#define DISP_REG_CONFIG_DPI_SEL 0x064 #define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n)) #define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n)) @@ -132,7 +133,10 @@ #define OVL_MOUT_EN_RDMA 0x1 #define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 +#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 #define DSI_SEL_IN_BLS 0x0 +#define DPI_SEL_IN_BLS 0x0 +#define DSI_SEL_IN_RDMA 0x1 struct mtk_disp_mutex { int id; @@ -323,9 +327,17 @@ static void mtk_ddp_sout_sel(void __iomem *config_regs, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) { - if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, config_regs + DISP_REG_CONFIG_OUT_SEL); + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { + writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, + config_regs + DISP_REG_CONFIG_OUT_SEL); + writel_relaxed(DSI_SEL_IN_RDMA, + config_regs + DISP_REG_CONFIG_DSI_SEL); + writel_relaxed(DPI_SEL_IN_BLS, + config_regs + DISP_REG_CONFIG_DPI_SEL); + } } void mtk_ddp_add_comp_to_path(void __iomem *config_regs,