From patchwork Thu Jan 28 11:23:09 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: 12054517 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=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 C486CC433DB for ; Thu, 28 Jan 2021 19:46:20 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7C5BE64E36 for ; Thu, 28 Jan 2021 19:46:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7C5BE64E36 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6A44A6EA1F; Thu, 28 Jan 2021 19:46:13 +0000 (UTC) Received: from mail-pf1-x429.google.com (mail-pf1-x429.google.com [IPv6:2607:f8b0:4864:20::429]) by gabe.freedesktop.org (Postfix) with ESMTPS id D2DFA6E167 for ; Thu, 28 Jan 2021 11:23:27 +0000 (UTC) Received: by mail-pf1-x429.google.com with SMTP id m6so3800781pfk.1 for ; Thu, 28 Jan 2021 03:23:27 -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=SNp9/vLmz3bR9T1B0y0cKkt8awogqgl+qcD/N9kMY9k=; b=IUJyIKlSrFnUHLdAkfhADDqp8stTuen7BghGtxnUjKAKlO2oZ5804158xa0nsyPtuW T8+UjHCt5ZW/+iyqIhNhfxrIIa0Hhj1Yc3i1d/55agG17oCcDxbDXCShVUXerUmefojz cdwowupLDWrMNco6PXhGczWHV6Y018IAjDNwg= 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=SNp9/vLmz3bR9T1B0y0cKkt8awogqgl+qcD/N9kMY9k=; b=X6TSplGzcHXww+RqT4IOzASbXzr5rlNQ8Hsvd95xkUSIlxmarsfk7svjYQfwudbquH hOk0jBuunhBYkxp9c3swbdeiBET8lTEVTzNDLse3EsWq22T6cJNnxiA9shVum22fuYY1 gtIbQuFCH3+glIcX5sQLWUahXs8uj5caouA3oa1hqUbHhVVwSP/AtR2iQ/JTn684cfoD 1s0GQF7QCHYyAqQ7V5WmrG5xnRRQGL/qm5BTb1b1Si8iN/PS3vnTjZua0anUtf2S6iR3 bfkToLYwkDe+HBgYZ0ZlPOX71g/PYg0okNwL7YZ4hejy0Vg8eNPrOo9yP+qLP+I9ii9U Af6w== X-Gm-Message-State: AOAM531Z2s2s6nD24rcZpB8UQx5I+pfDEATVqJRz0Hnxv5TQLTYTjcEm R8Q4SxcUy1WX/GnNJ930HVMa8Q== X-Google-Smtp-Source: ABdhPJxRbAZfXaMfG2CzNM/Nam1YJbkQEj3m+nU5blmbkFjg/vcAWyjWZzEqlvw+1+otYQkSyYMeBA== X-Received: by 2002:a63:fe05:: with SMTP id p5mr15721153pgh.161.1611833007494; Thu, 28 Jan 2021 03:23:27 -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 j198sm3138315pfd.71.2021.01.28.03.23.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Jan 2021 03:23:26 -0800 (PST) From: Hsin-Yi Wang To: CK Hu , Philipp Zabel , Matthias Brugger Subject: [PATCH v12 3/8] drm/mediatek: add mtk_dither_set_common() function Date: Thu, 28 Jan 2021 19:23:09 +0800 Message-Id: <20210128112314.1304160-4-hsinyi@chromium.org> X-Mailer: git-send-email 2.30.0.280.ga3ce27912f-goog In-Reply-To: <20210128112314.1304160-1-hsinyi@chromium.org> References: <20210128112314.1304160-1-hsinyi@chromium.org> MIME-Version: 1.0 X-Mailman-Approved-At: Thu, 28 Jan 2021 19:44:35 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Yongqiang Niu , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Current implementation of mtk_dither_set() cast dev data to struct mtk_ddp_comp_dev. But other devices with different dev data would also call this function. Separate necessary parameters out so other device components (dither, gamma) can call this function. Signed-off-by: Hsin-Yi Wang Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_disp_drv.h | 4 +++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 27 ++++++++++++++------- 2 files changed, 22 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..9e5537f76b22a 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, + unsigned int dither_en, 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..07804ab16f44d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -151,33 +151,42 @@ 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, + unsigned int dither_en, 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, dither_en, 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, + DISP_DITHERING, 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)