From patchwork Wed Jan 27 04:54:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Yi Wang X-Patchwork-Id: 371759 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 A5702C43333 for ; Wed, 27 Jan 2021 05:48:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 79B372071C for ; Wed, 27 Jan 2021 05:48:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232876AbhA0FsN (ORCPT ); Wed, 27 Jan 2021 00:48:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239712AbhA0E6B (ORCPT ); Tue, 26 Jan 2021 23:58:01 -0500 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C9E8C06178B for ; Tue, 26 Jan 2021 20:54:44 -0800 (PST) Received: by mail-pf1-x434.google.com with SMTP id j12so393090pfj.12 for ; Tue, 26 Jan 2021 20:54:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Kku5mUfG6ArzofT8Gp0G6Y6k/YXISfCSiI9xyZoXKqQ=; b=X5vP6xGTjUSeHE8naRaj4k/+Ch2Dg3rD0xr7wvpLCEmw8icxmNbTF2b7LI5A1AweXw ZHL+sT/Tkg10+Vjdq54CuPhsH5KAk/W501skMzJRDYOb6vTO9j1Z1vGhXzbScVf9qVBU yeKZQQ/4sM/E3YSVqJFHrTa4gyKCxqkRM2SdQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Kku5mUfG6ArzofT8Gp0G6Y6k/YXISfCSiI9xyZoXKqQ=; b=Qhm3LYx1KfVFrss3w6DREHNb97hQ8cGQSD7csmruIgQAKAAtMDdh+0N4exOD4PuDwv AnBMKuRPWdHnym2x0PoMswvyq9wenqwrfz+iO6uCDwyhtbOvbwGbhKb2hzZ3KmLlm4uJ K3G6+AvLmzcUqLgAh1flmq7DeKSrfiSFkwiNJ8U1Vowma3YZxMhbfhKgxhHLYJC2tCTm AdBegA7JMHE7lFLlsVArLhGB/PFp2NEEBIY6OWBBMrNiWcYVFQ2q/EVkTcego8WJlUAo k+RkqetnawfHKNScVFNbJfwg6T8KAO1O9ArxOv0AjauS3CKMxlA2PruoxYbW1d3AM4RN 1leg== X-Gm-Message-State: AOAM532cEN27CiAsV3lQNcy1yXab14cFeeQZJaozyNdhudaG6F841JOp HKen3EGAudJFsYrJET0JwRBzCw== X-Google-Smtp-Source: ABdhPJw2cxb7tmc6QqJmdJ2QhCqQtOU+GGW+9Ce5oeS5V3z8NOuwcxgrUep+Xy1tAJkmYlz44icQgA== X-Received: by 2002:a63:2009:: with SMTP id g9mr9225513pgg.219.1611723283660; Tue, 26 Jan 2021 20:54:43 -0800 (PST) Received: from hsinyi-z840.tpe.corp.google.com ([2401:fa00:1:10:e0a5:d2fc:aaad:1e4a]) by smtp.gmail.com with ESMTPSA id a141sm684484pfa.189.2021.01.26.20.54.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Jan 2021 20:54:43 -0800 (PST) From: Hsin-Yi Wang To: CK Hu , Philipp Zabel , Matthias Brugger Cc: David Airlie , Daniel Vetter , Mark Rutland , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Project_Global_Chrome_Upstream_Group@mediatek.com, Yongqiang Niu Subject: [PATCH v10 4/9] drm/mediatek: generalize mtk_dither_set() function Date: Wed, 27 Jan 2021 12:54:17 +0800 Message-Id: <20210127045422.2418917-5-hsinyi@chromium.org> X-Mailer: git-send-email 2.30.0.280.ga3ce27912f-goog In-Reply-To: <20210127045422.2418917-1-hsinyi@chromium.org> References: <20210127045422.2418917-1-hsinyi@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org There may be data structure other than mtk_ddp_comp_dev that would call mtk_dither_set(), so use regs as parameter instead of device. Signed-off-by: Hsin-Yi Wang --- drivers/gpu/drm/mediatek/mtk_disp_drv.h | 4 ++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 25 +++++++++++++-------- 2 files changed, 20 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h index 46d199b7b4a29..c50d5fc9fd349 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h @@ -17,6 +17,10 @@ void mtk_color_config(struct device *dev, unsigned int w, unsigned int bpc, struct cmdq_pkt *cmdq_pkt); void mtk_color_start(struct device *dev); +void mtk_dither_set_common(void __iomem *regs, struct cmdq_client_reg *cmdq_reg, + unsigned int bpc, unsigned int CFG, + struct cmdq_pkt *cmdq_pkt); + void mtk_dpi_start(struct device *dev); void mtk_dpi_stop(struct device *dev); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 7b5293429426d..53d25823a37cc 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -151,33 +151,40 @@ static void mtk_ddp_clk_disable(struct device *dev) clk_disable_unprepare(priv->clk); } -static void mtk_dither_set(struct device *dev, unsigned int bpc, - unsigned int CFG, struct cmdq_pkt *cmdq_pkt) -{ - struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); +void mtk_dither_set_common(void __iomem *regs, struct cmdq_client_reg *cmdq_reg, + unsigned int bpc, unsigned int CFG, struct cmdq_pkt *cmdq_pkt) +{ /* If bpc equal to 0, the dithering function didn't be enabled */ if (bpc == 0) return; if (bpc >= MTK_MIN_BPC) { - mtk_ddp_write(cmdq_pkt, 0, &priv->cmdq_reg, priv->regs, DISP_DITHER_5); - mtk_ddp_write(cmdq_pkt, 0, &priv->cmdq_reg, priv->regs, DISP_DITHER_7); + mtk_ddp_write(cmdq_pkt, 0, cmdq_reg, regs, DISP_DITHER_5); + mtk_ddp_write(cmdq_pkt, 0, cmdq_reg, regs, DISP_DITHER_7); mtk_ddp_write(cmdq_pkt, DITHER_LSB_ERR_SHIFT_R(MTK_MAX_BPC - bpc) | DITHER_ADD_LSHIFT_R(MTK_MAX_BPC - bpc) | DITHER_NEW_BIT_MODE, - &priv->cmdq_reg, priv->regs, DISP_DITHER_15); + cmdq_reg, regs, DISP_DITHER_15); mtk_ddp_write(cmdq_pkt, DITHER_LSB_ERR_SHIFT_B(MTK_MAX_BPC - bpc) | DITHER_ADD_LSHIFT_B(MTK_MAX_BPC - bpc) | DITHER_LSB_ERR_SHIFT_G(MTK_MAX_BPC - bpc) | DITHER_ADD_LSHIFT_G(MTK_MAX_BPC - bpc), - &priv->cmdq_reg, priv->regs, DISP_DITHER_16); - mtk_ddp_write(cmdq_pkt, DISP_DITHERING, &priv->cmdq_reg, priv->regs, CFG); + cmdq_reg, regs, DISP_DITHER_16); + mtk_ddp_write(cmdq_pkt, DISP_DITHERING, cmdq_reg, regs, CFG); } } +static void mtk_dither_set(struct device *dev, unsigned int bpc, + unsigned int CFG, struct cmdq_pkt *cmdq_pkt) +{ + struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev); + + mtk_dither_set_common(priv->regs, &priv->cmdq_reg, bpc, CFG, cmdq_pkt); +} + static void mtk_od_config(struct device *dev, unsigned int w, unsigned int h, unsigned int vrefresh, unsigned int bpc, struct cmdq_pkt *cmdq_pkt)