From patchwork Thu Mar 14 12:05:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongqiang Niu X-Patchwork-Id: 10852759 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 A035317EF for ; Thu, 14 Mar 2019 12:45:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 84D102A3E2 for ; Thu, 14 Mar 2019 12:45:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7781C2A3EC; Thu, 14 Mar 2019 12:45:40 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable 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 1CF122A3E2 for ; Thu, 14 Mar 2019 12:45:40 +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=55kLfo+/oErAUBFuJfCOdJAldqG2jWdnMNVI5sWSt0g=; b=ZvVAXotGwCXNt7 wUtj9YPYjZ4ZAPw/8Ym15VS620OJkQWAliZHEbCeeUPkQhWGKpyyR8tWssWVaFlbji8Hz1AFCeJ3u 2xfKPGFnMdnsRawh15m5XcDVi7XkBAfKqGmks2odLUNkgX0iOo14eojlGz1Tyn9oUYGKJNu3VPpsz HmW2nyQQInUqFE2kXsj/BFngZcgLVBH7krcszeoadG7nFdb8IqkZP0nFj+5uR96ouxYCmEjqtCo9a MOtPSpGcaa8Ifh1zsP5SMaDtyZnVObEN6rW41LSiuKKAOuveyJ+hT68zhi65wzd1SZCEeezDzvqJ6 ALSkT4pJ26G88gwFAIbA==; 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 1h4Pju-0005fw-Gy; Thu, 14 Mar 2019 12:45:38 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h4Pj2-0003Br-Kj; Thu, 14 Mar 2019 12:44:47 +0000 X-UUID: 27b1c9e27f7a490aa5352f985ca89764-20190314 X-UUID: 27b1c9e27f7a490aa5352f985ca89764-20190314 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1970364965; Thu, 14 Mar 2019 04:44:39 -0800 Received: from MTKMBS01N1.mediatek.inc (172.21.101.68) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 14 Mar 2019 05:44:38 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 14 Mar 2019 20:44:36 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 14 Mar 2019 20:44:36 +0800 From: To: , , , Subject: [RESEND PATCH v1 03/18] drm/mediatek: redefine mtk_ddp_sout_sel Date: Thu, 14 Mar 2019 20:05:05 +0800 Message-ID: <1552565120-24329-4-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1552565120-24329-1-git-send-email-yongqiang.niu@mediatek.com> References: <1552565120-24329-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190314_054444_683425_CD5618B2 X-CRM114-Status: UNSURE ( 9.20 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Yongqiang Niu , airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, Bibby.Hsieh@mediatek.com, yt.shen@mediatek.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yongqiang Niu This patch redefine mtk_ddp_sout_sel Signed-off-by: Yongqiang Niu --- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 32 ++++++++++++++++++++------------ 1 file changed, 20 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index adb37e4..592f852 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -405,21 +405,27 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } -static void mtk_ddp_sout_sel(void __iomem *config_regs, - enum mtk_ddp_comp_id cur, - enum mtk_ddp_comp_id next) +static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + unsigned int *addr) { + unsigned int value; + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { - writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, - config_regs + DISP_REG_CONFIG_OUT_SEL); + *addr = DISP_REG_CONFIG_OUT_SEL; + value = BLS_TO_DSI_RDMA1_TO_DPI1; } 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); + *addr = DISP_REG_CONFIG_OUT_SEL; + value = BLS_TO_DPI_RDMA1_TO_DSI; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) { + *addr = DISP_REG_CONFIG_DSI_SEL; + value = DSI_SEL_IN_RDMA; + } else { + value = 0; } + + return value; } void mtk_ddp_add_comp_to_path(void __iomem *config_regs, @@ -434,7 +440,9 @@ void mtk_ddp_add_comp_to_path(void __iomem *config_regs, writel_relaxed(reg, config_regs + addr); } - mtk_ddp_sout_sel(config_regs, cur, next); + value = mtk_ddp_sout_sel(cur, next, &addr); + if (value) + writel_relaxed(value, config_regs + addr); value = mtk_ddp_sel_in(cur, next, &addr); if (value) {