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[23.128.96.18]) by mx.google.com with ESMTP id y17si1608323ejw.53.2020.07.23.02.33.06; Thu, 23 Jul 2020 02:33:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=YbomFKF6; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728087AbgGWJcU (ORCPT + 99 others); Thu, 23 Jul 2020 05:32:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59602 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726303AbgGWJcU (ORCPT ); Thu, 23 Jul 2020 05:32:20 -0400 Received: from mail-oi1-x243.google.com (mail-oi1-x243.google.com [IPv6:2607:f8b0:4864:20::243]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 17B36C0619DC; Thu, 23 Jul 2020 02:32:20 -0700 (PDT) Received: by mail-oi1-x243.google.com with SMTP id r8so4453623oij.5; Thu, 23 Jul 2020 02:32:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=7WoU12tVY1vsfUu6o9NBf6zkbsBevsAfooCiIRXZ9Jo=; b=YbomFKF6hiU1wwGTCm4zk2VP5SbN8Or2Sh//xZudtPLnOvQiNAUJU3vbMZIyaTqOya EQJMRmTIIakT0fOvkJwfwlIR5Ya8SvlzZWoFfjnVYqaLfmSNFfAA/1fc7uWgdWkQdNmt psNOxUnKv4Bv/hK4iYn8nwMbabM04RAiTxV0LCiFgKrKJV82QgDpgIKHpvOFOeDLv7jB /VbvI8x7oBtUWJyH+KXUczYX4QDaoc0jrdWDQWEXrHE327eyf78TIJbPYqSjJsMsDIpR Zkat00IR4MDZ8ziQUGyWDNltnAIHh5Nr37oyaUhaZ66tawZVbGlrRsNnb5MUGdwp7Cma evmg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=7WoU12tVY1vsfUu6o9NBf6zkbsBevsAfooCiIRXZ9Jo=; b=O8b10Qcsjz2rqaigfzhL+w0cgnLNR3xCLmJHIj4dbSklu1sOt+XtHnO5BFzqhDfqBx Da5ptWY9WXWlzbDJw2TaX8jB+Yfr5mx3H+dteFTRE4AJgU+IaUEWnyyR3d+nLDuag0YF fPMu4w6HmaoUQQ773y9fBbCQKml1CmC0Z3TBwlOxZt3g4PUn4lRF0Hd3Ead6u440Hwow hySl5627SxTXakQvTmPT8+PK26skC4+l68rPySje8QrmX0ldZOfb5cUwGQu6UGbfBS0j XdQKjrEo0pqGrLjt7nIW3x+o8QyjYtCMf+cJIP6mk9F7uwQ9zWPr4E2/0ulSfzRSNsyX lnYQ== X-Gm-Message-State: AOAM530WCSJG6tZ0xeehG8enMU+xw+u634zlAjb2VBF9xUjRvjH0fvcS rpxxnWbvOyWj2iP7Ufe/OHOges2x197d5vMeqB8= X-Received: by 2002:aca:5b42:: with SMTP id p63mr3112637oib.39.1595496739242; Thu, 23 Jul 2020 02:32:19 -0700 (PDT) MIME-Version: 1.0 References: <1595469798-3824-1-git-send-email-yongqiang.niu@mediatek.com> <1595469798-3824-3-git-send-email-yongqiang.niu@mediatek.com> In-Reply-To: <1595469798-3824-3-git-send-email-yongqiang.niu@mediatek.com> From: Enric Balletbo Serra Date: Thu, 23 Jul 2020 11:32:07 +0200 Message-ID: Subject: Re: [v7, PATCH 2/7] mtk-mmsys: add mmsys private data To: Yongqiang Niu Cc: CK Hu , Philipp Zabel , Rob Herring , Matthias Brugger , Mark Rutland , "devicetree@vger.kernel.org" , David Airlie , linux-kernel , dri-devel , "moderated list:ARM/Mediatek SoC support" , Daniel Vetter , Linux ARM Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Yongqiang Niu, Thank you for your patch. Missatge de Yongqiang Niu del dia dj., 23 de jul. 2020 a les 4:05: > > add mmsys private data > I think this change requires a better explanation of what you are doing. Although I'm really uncomfortable with this change, why you need to create a new mt2701-mmsys file? > Feature: drm/mediatek Remove this. > Signed-off-by: Yongqiang Niu > --- > drivers/soc/mediatek/Makefile | 1 + > drivers/soc/mediatek/mmsys/Makefile | 2 + > drivers/soc/mediatek/mmsys/mt2701-mmsys.c | 250 +++++++++++++++++++++++++++ > drivers/soc/mediatek/mtk-mmsys.c | 271 +++++------------------------- > include/linux/soc/mediatek/mtk-mmsys.h | 15 ++ > 5 files changed, 314 insertions(+), 225 deletions(-) > create mode 100644 drivers/soc/mediatek/mmsys/Makefile > create mode 100644 drivers/soc/mediatek/mmsys/mt2701-mmsys.c > > diff --git a/drivers/soc/mediatek/Makefile b/drivers/soc/mediatek/Makefile > index 2afa7b9..b37ac2c 100644 > --- a/drivers/soc/mediatek/Makefile > +++ b/drivers/soc/mediatek/Makefile > @@ -3,3 +3,4 @@ obj-$(CONFIG_MTK_CMDQ) += mtk-cmdq-helper.o > obj-$(CONFIG_MTK_PMIC_WRAP) += mtk-pmic-wrap.o > obj-$(CONFIG_MTK_SCPSYS) += mtk-scpsys.o > obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o > +obj-$(CONFIG_MTK_MMSYS) += mmsys/ > diff --git a/drivers/soc/mediatek/mmsys/Makefile b/drivers/soc/mediatek/mmsys/Makefile > new file mode 100644 > index 0000000..33b0dab > --- /dev/null > +++ b/drivers/soc/mediatek/mmsys/Makefile > @@ -0,0 +1,2 @@ > +# SPDX-License-Identifier: GPL-2.0-only > +obj-y += mt2701-mmsys.o > diff --git a/drivers/soc/mediatek/mmsys/mt2701-mmsys.c b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c > new file mode 100644 > index 0000000..b8e53b0 > --- /dev/null > +++ b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c > @@ -0,0 +1,250 @@ > +// SPDX-License-Identifier: GPL-2.0 > +// > +// Copyright (c) 2020 MediaTek Inc. > + > +#include > +#include > +#include > +#include > +#include > + > +#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 > +#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 > +#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 > +#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c > +#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 > +#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 > +#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 > +#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 > +#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 > +#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac > +#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 > +#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 > +#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 > +#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 > + > +#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 OVL0_MOUT_EN_COLOR0 0x1 > +#define OD_MOUT_EN_RDMA0 0x1 > +#define OD1_MOUT_EN_RDMA1 BIT(16) > +#define UFOE_MOUT_EN_DSI0 0x1 > +#define COLOR0_SEL_IN_OVL0 0x1 > +#define OVL1_MOUT_EN_COLOR1 0x1 > +#define GAMMA_MOUT_EN_RDMA1 0x1 > +#define RDMA0_SOUT_DPI0 0x2 > +#define RDMA0_SOUT_DPI1 0x3 > +#define RDMA0_SOUT_DSI1 0x1 > +#define RDMA0_SOUT_DSI2 0x4 > +#define RDMA0_SOUT_DSI3 0x5 > +#define RDMA1_SOUT_DPI0 0x2 > +#define RDMA1_SOUT_DPI1 0x3 > +#define RDMA1_SOUT_DSI1 0x1 > +#define RDMA1_SOUT_DSI2 0x4 > +#define RDMA1_SOUT_DSI3 0x5 > +#define RDMA2_SOUT_DPI0 0x2 > +#define RDMA2_SOUT_DPI1 0x3 > +#define RDMA2_SOUT_DSI1 0x1 > +#define RDMA2_SOUT_DSI2 0x4 > +#define RDMA2_SOUT_DSI3 0x5 > +#define DPI0_SEL_IN_RDMA1 0x1 > +#define DPI0_SEL_IN_RDMA2 0x3 > +#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > +#define DPI1_SEL_IN_RDMA2 (0x3 << 8) > +#define DSI0_SEL_IN_RDMA1 0x1 > +#define DSI0_SEL_IN_RDMA2 0x4 > +#define DSI1_SEL_IN_RDMA1 0x1 > +#define DSI1_SEL_IN_RDMA2 0x4 > +#define DSI2_SEL_IN_RDMA1 (0x1 << 16) > +#define DSI2_SEL_IN_RDMA2 (0x4 << 16) > +#define DSI3_SEL_IN_RDMA1 (0x1 << 16) > +#define DSI3_SEL_IN_RDMA2 (0x4 << 16) > +#define COLOR1_SEL_IN_OVL1 0x1 > + > +#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 > + > +static unsigned int mtk_mmsys_ddp_mout_en(enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next, > + unsigned int *addr) > +{ Can't be reused this function for all devices? You did in the previous series, why not now? > + unsigned int value; > + > + if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) { > + *addr = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN; > + value = OVL0_MOUT_EN_COLOR0; > + } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > + *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN; > + value = OVL_MOUT_EN_RDMA; > + } else if (cur == DDP_COMPONENT_OD0 && next == DDP_COMPONENT_RDMA0) { > + *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > + value = OD_MOUT_EN_RDMA0; > + } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; > + value = UFOE_MOUT_EN_DSI0; > + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > + *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; > + value = OVL1_MOUT_EN_COLOR1; > + } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { > + *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; > + value = GAMMA_MOUT_EN_RDMA1; > + } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { > + *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > + value = OD1_MOUT_EN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DPI0; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DPI1; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DSI1; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DSI2; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DSI3; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DSI1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DSI2; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DSI3; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DPI0; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DPI1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DPI0; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DPI1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DSI1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DSI2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DSI3; > + } else { > + value = 0; > + } > + > + return value; > +} > + > +static unsigned int mtk_mmsys_ddp_sel_in(enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next, > + unsigned int *addr) Same question for this function > +{ > + unsigned int value; > + > + if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) { > + *addr = DISP_REG_CONFIG_DISP_COLOR0_SEL_IN; > + value = COLOR0_SEL_IN_OVL0; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI0_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI1_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI0_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > + value = DSI1_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI2_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > + value = DSI3_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI0_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI1_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI0_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > + value = DSI1_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI2_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI3_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > + *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > + value = COLOR1_SEL_IN_OVL1; > + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DSI_SEL; > + value = DSI_SEL_IN_BLS; > + } else { > + value = 0; > + } > + > + return value; > +} > + > +static void mtk_mmsys_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) { > + 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); > + } > +} > + > +static struct mtk_mmsys_conn_funcs mmsys_funcs = { > + .mout_en = mtk_mmsys_ddp_mout_en, > + .sel_in = mtk_mmsys_ddp_sel_in, > + .sout_sel = mtk_mmsys_ddp_sout_sel, > +}; > + > +static int mmsys_probe(struct platform_device *pdev) > +{ > + struct device *dev = &pdev->dev; > + > + mtk_mmsys_register_conn_funcs(dev->parent, &mmsys_funcs); > + > + return 0; > +} > + > +static struct platform_driver mmsys_drv = { > + .probe = mmsys_probe, > + .driver = { > + .name = "mt2701-mmsys", > + }, > +}; > + > +builtin_platform_driver(mmsys_drv); > diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c > index 36ad66b..605b992 100644 > --- a/drivers/soc/mediatek/mtk-mmsys.c > +++ b/drivers/soc/mediatek/mtk-mmsys.c > @@ -10,267 +10,63 @@ > #include > #include > > -#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 > -#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 > -#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 > -#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c > -#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 > -#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 > -#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 > -#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 > -#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 > -#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac > -#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 > -#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 > -#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 > -#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 > - > -#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 OVL0_MOUT_EN_COLOR0 0x1 > -#define OD_MOUT_EN_RDMA0 0x1 > -#define OD1_MOUT_EN_RDMA1 BIT(16) > -#define UFOE_MOUT_EN_DSI0 0x1 > -#define COLOR0_SEL_IN_OVL0 0x1 > -#define OVL1_MOUT_EN_COLOR1 0x1 > -#define GAMMA_MOUT_EN_RDMA1 0x1 > -#define RDMA0_SOUT_DPI0 0x2 > -#define RDMA0_SOUT_DPI1 0x3 > -#define RDMA0_SOUT_DSI1 0x1 > -#define RDMA0_SOUT_DSI2 0x4 > -#define RDMA0_SOUT_DSI3 0x5 > -#define RDMA1_SOUT_DPI0 0x2 > -#define RDMA1_SOUT_DPI1 0x3 > -#define RDMA1_SOUT_DSI1 0x1 > -#define RDMA1_SOUT_DSI2 0x4 > -#define RDMA1_SOUT_DSI3 0x5 > -#define RDMA2_SOUT_DPI0 0x2 > -#define RDMA2_SOUT_DPI1 0x3 > -#define RDMA2_SOUT_DSI1 0x1 > -#define RDMA2_SOUT_DSI2 0x4 > -#define RDMA2_SOUT_DSI3 0x5 > -#define DPI0_SEL_IN_RDMA1 0x1 > -#define DPI0_SEL_IN_RDMA2 0x3 > -#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > -#define DPI1_SEL_IN_RDMA2 (0x3 << 8) > -#define DSI0_SEL_IN_RDMA1 0x1 > -#define DSI0_SEL_IN_RDMA2 0x4 > -#define DSI1_SEL_IN_RDMA1 0x1 > -#define DSI1_SEL_IN_RDMA2 0x4 > -#define DSI2_SEL_IN_RDMA1 (0x1 << 16) > -#define DSI2_SEL_IN_RDMA2 (0x4 << 16) > -#define DSI3_SEL_IN_RDMA1 (0x1 << 16) > -#define DSI3_SEL_IN_RDMA2 (0x4 << 16) > -#define COLOR1_SEL_IN_OVL1 0x1 > - > -#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_mmsys_driver_data { > const char *clk_driver; > + const char *mmsys_driver; > +}; > + What about doing this +struct mtk_mmsys_reg_data { + u32 ovl0_mout_en; +}; > +struct mtk_mmsys_private_data { > + void __iomem *config_regs; > + struct mtk_mmsys_conn_funcs *funcs; And instead of point to the funcs add the registers data here. const struct mtk_mmsys_reg_data regs; > }; > > static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { > .clk_driver = "clk-mt2701-mm", > + .mmsys_driver = "mt2701-mmsys", And here + .regs = { + .ovl0_mout_en = DISP_REG_CONFIG_DISP_OVL_MOUT_EN, + }, AFAICS these registers are only used here, so you can get them per SoC and configure properly > }; > > static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { > .clk_driver = "clk-mt2712-mm", > + .mmsys_driver = "mt2701-mmsys", > }; > > static const struct mtk_mmsys_driver_data mt6779_mmsys_driver_data = { > .clk_driver = "clk-mt6779-mm", > + .mmsys_driver = "mt2701-mmsys", > }; > > static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = { > .clk_driver = "clk-mt6797-mm", > + .mmsys_driver = "mt2701-mmsys", > }; > > static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { > .clk_driver = "clk-mt8173-mm", > + .mmsys_driver = "mt2701-mmsys", > }; > > static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = { > .clk_driver = "clk-mt8183-mm", > }; > > -static unsigned int mtk_mmsys_ddp_mout_en(enum mtk_ddp_comp_id cur, > - enum mtk_ddp_comp_id next, > - unsigned int *addr) > -{ And you can do here: + const struct mtk_mmsys_driver_data *data; + + data = of_device_get_match_data(dev); And then use data->regs.ovl0_mout_en where you need it. > - unsigned int value; > - > - if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) { > - *addr = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN; > - value = OVL0_MOUT_EN_COLOR0; > - } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > - *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN; > - value = OVL_MOUT_EN_RDMA; + value = data->regs.ovl0_mout_en And do the same for all the different registers per SoC > - } else if (cur == DDP_COMPONENT_OD0 && next == DDP_COMPONENT_RDMA0) { > - *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > - value = OD_MOUT_EN_RDMA0; > - } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; > - value = UFOE_MOUT_EN_DSI0; > - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > - *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; > - value = OVL1_MOUT_EN_COLOR1; > - } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { > - *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; > - value = GAMMA_MOUT_EN_RDMA1; > - } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { > - *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > - value = OD1_MOUT_EN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DPI0; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DPI1; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DSI1; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DSI2; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DSI3; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DSI1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DSI2; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DSI3; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DPI0; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DPI1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DPI0; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DPI1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DSI1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DSI2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DSI3; > - } else { > - value = 0; > - } > - > - return value; > -} > - > -static unsigned int mtk_mmsys_ddp_sel_in(enum mtk_ddp_comp_id cur, > - enum mtk_ddp_comp_id next, > - unsigned int *addr) > -{ > - unsigned int value; > - > - if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) { > - *addr = DISP_REG_CONFIG_DISP_COLOR0_SEL_IN; > - value = COLOR0_SEL_IN_OVL0; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > - value = DPI0_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > - value = DPI1_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI0_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > - value = DSI1_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI2_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > - value = DSI3_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > - value = DPI0_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > - value = DPI1_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI0_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > - value = DSI1_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI2_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI3_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > - *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > - value = COLOR1_SEL_IN_OVL1; > - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DSI_SEL; > - value = DSI_SEL_IN_BLS; > - } else { > - value = 0; > - } > - > - return value; > -} > - > -static void mtk_mmsys_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) { > - 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_mmsys_ddp_connect(struct device *dev, > enum mtk_ddp_comp_id cur, > enum mtk_ddp_comp_id next) > { > - void __iomem *config_regs = dev_get_drvdata(dev); > + struct mtk_mmsys_private_data *private = dev_get_drvdata(dev); > + void __iomem *config_regs = private->config_regs; > + struct mtk_mmsys_conn_funcs *priv_funcs = private->funcs; > unsigned int addr, value, reg; > > - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); > + value = priv_funcs->mout_en(cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) | value; > writel_relaxed(reg, config_regs + addr); > } > > - mtk_mmsys_ddp_sout_sel(config_regs, cur, next); > + priv_funcs->sout_sel(config_regs, cur, next); > > - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); > + value = priv_funcs->sel_in(cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) | value; > writel_relaxed(reg, config_regs + addr); > @@ -282,16 +78,18 @@ void mtk_mmsys_ddp_disconnect(struct device *dev, > enum mtk_ddp_comp_id cur, > enum mtk_ddp_comp_id next) > { > - void __iomem *config_regs = dev_get_drvdata(dev); > + struct mtk_mmsys_private_data *private = dev_get_drvdata(dev); > + void __iomem *config_regs = private->config_regs; > + struct mtk_mmsys_conn_funcs *priv_funcs = private->funcs; > unsigned int addr, value, reg; > > - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); > + value = priv_funcs->mout_en(cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) & ~value; > writel_relaxed(reg, config_regs + addr); > } > > - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); > + value = priv_funcs->sel_in(cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) & ~value; > writel_relaxed(reg, config_regs + addr); > @@ -299,15 +97,29 @@ void mtk_mmsys_ddp_disconnect(struct device *dev, > } > EXPORT_SYMBOL_GPL(mtk_mmsys_ddp_disconnect); > > +void mtk_mmsys_register_conn_funcs(struct device *dev, > + struct mtk_mmsys_conn_funcs *funcs) > +{ > + struct mtk_mmsys_private_data *private = dev_get_drvdata(dev); > + > + private->funcs = funcs; > +} > + > static int mtk_mmsys_probe(struct platform_device *pdev) > { > const struct mtk_mmsys_driver_data *data; > struct device *dev = &pdev->dev; > struct platform_device *clks; > struct platform_device *drm; > + struct platform_device *mm; > void __iomem *config_regs; > struct resource *mem; > int ret; > + struct mtk_mmsys_private_data *private; > + > + private = devm_kzalloc(dev, sizeof(*private), GFP_KERNEL); > + if (!private) > + return -ENOMEM; > > mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); > config_regs = devm_ioremap_resource(dev, mem); > @@ -317,8 +129,9 @@ static int mtk_mmsys_probe(struct platform_device *pdev) > ret); > return ret; > } > + private->config_regs = config_regs; > > - platform_set_drvdata(pdev, config_regs); > + platform_set_drvdata(pdev, private); > > data = of_device_get_match_data(&pdev->dev); > > @@ -327,6 +140,14 @@ static int mtk_mmsys_probe(struct platform_device *pdev) > if (IS_ERR(clks)) > return PTR_ERR(clks); > > + mm = platform_device_register_data(&pdev->dev, > + data->mmsys_driver, > + PLATFORM_DEVID_AUTO, > + NULL, > + 0); > + if (IS_ERR(mm)) > + return PTR_ERR(mm); > + > drm = platform_device_register_data(&pdev->dev, "mediatek-drm", > PLATFORM_DEVID_AUTO, NULL, 0); > if (IS_ERR(drm)) { > diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h > index 2228bf6..89185c6 100644 > --- a/include/linux/soc/mediatek/mtk-mmsys.h > +++ b/include/linux/soc/mediatek/mtk-mmsys.h > @@ -42,6 +42,21 @@ enum mtk_ddp_comp_id { > DDP_COMPONENT_ID_MAX, > }; > > +struct mtk_mmsys_conn_funcs { > + u32 (*mout_en)(enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next, > + unsigned int *addr); > + u32 (*sel_in)(enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next, > + unsigned int *addr); > + void (*sout_sel)(void __iomem *config_regs, > + enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next); > +}; > + > +void mtk_mmsys_register_conn_funcs(struct device *dev, > + struct mtk_mmsys_conn_funcs *funcs); > + > void mtk_mmsys_ddp_connect(struct device *dev, > enum mtk_ddp_comp_id cur, > enum mtk_ddp_comp_id next); > -- > 1.8.1.1.dirty > _______________________________________________ > Linux-mediatek mailing list > Linux-mediatek@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-mediatek