From patchwork Fri Apr 22 15:56:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: icenowy@outlook.com X-Patchwork-Id: 12823706 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AAD3DC433F5 for ; Fri, 22 Apr 2022 16:01:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Qx+AyrA1OLMgnisTJW4ePGB3hMLvtf0hkqwLL2fC5hI=; b=2yTn9oHz5Ilr3c dKmqE0jXKUlXp5ULnbuQUZfFgPpZ8ZtS6zxj2velsWo3TND3l4860YDtVxomSRBOiQAJaHYWmmagD NSeic5zkOskC8LYq32uJF76zqDNqLDmTsLUI0h9xCuBHA94fqrKp5nls8z2OREhSg3LYOxzKInm2w 40UYhPYDrhK1KgYeW7zPztbHjuAzGo51eyTK1bZmOhIk5to0prRq5JoHpA1UbjK4jU57DLppQ56B5 sdukagUtNn+2PDHox/qPJLWjmJonNEoD9DxODe8xzj2s8TbHzVAcb0jJ2aaGkkHWJfIFuihCwlM4b h/PD5v/niBYbnnFnGDnw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhvgw-001H4K-5Y; Fri, 22 Apr 2022 15:59:30 +0000 Received: from mail-co1nam11olkn20830.outbound.protection.outlook.com ([2a01:111:f400:7eab::830] helo=NAM11-CO1-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhveo-001GHT-8U for linux-arm-kernel@lists.infradead.org; Fri, 22 Apr 2022 15:57:20 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Zj6dk/6e8tJTLTuJpUv+v+u9ziUHHkf1quvGEJ0fyNFfWmqOffAVB9ajf1ZKe+xIkgMSZ+8zchuDNJ7Zw0RIYftwWVqj1jpMa3hLtvNwt//J5SLTppPnYXMe+xmbzdeVW73lbia5kVxtYsoWF8hzvVDqleTjd3GFIUbKQLugsumDx7kmRiHW5T/fmwTdTA1D+Q6K+woY14xL72+1i4I9OAr9TU3OyTtfH/tVkxluxM2ii0dhckzM0y1FVFBJT/cIZ0b8ZGsfOHbAbxXjvbDPDG3UtDK7nlApdozxw2uSTyMS2AyqIv+3IN/jbodaNFJz8HyFp87apFw/miE6+uOcmg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=bjRNcOCHoT1F5l8EmfV/s3vTk7Ju2Ua83b9CsTNmlmU=; b=kb5GW1A2rUzo2qAhn4qLLbJk71aIbVhlBBzWQJ1B6NkDekG8AuIer4M5KGCeyu/Q94XT0Ph4uAnBcIhzmSmQfCa3f5GKQsqUr3mSqrCS/O9/y8GzQFGeUl26wA7gtq692p58I3XJUh3iJjtis3XktwmwjEIxHc4Xqj974TEyRDcJ6fNJmGtA9uqa0CmNjt0L0wXxLZ6wC9nixasF0KNxVMGqrtL+47R6iLLHtsx/MQfdTrTosE4ixHrx017M31UcN+mx2MHH7uQtR1L2+WOC163hXKdTCJzSOtBYhL4ABbUvgxSsjsCOomVR5Xj/+FnVNtZBJZKg4hK2TshpDThtuA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=outlook.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=bjRNcOCHoT1F5l8EmfV/s3vTk7Ju2Ua83b9CsTNmlmU=; b=snu5cYif3qakAkrzTT2jNv6HcikDkAbBlNaHuXXLnxTfzsmobcsnG/RyQZU6RDrgl5GXKhuK2HhfDpLrGzhrJ2KjuNy8gT37W0eKqYpp3tD4YPXwPxaY7B1oqn11DG7NaEa/WJiK55YKphxxjU1gDPngcXfKhpr7J/LHISAAX43BsQT1uHKM66wp+D+7yNcY7wI1ZFuCbqAGvpvflscbBpTW5o5RMhl0CDszwa9/Wo1Wnr8OI80O0W2yPZEaQTZ4v9UzjYkdxJD8vS+iwA+Ieh3Da+8yNNR4njm9xhl8FEfl+FOyHPEuXi5oSKIIwuxE4OTpqCVGjmqaa3rynYnd2Q== Received: from BYAPR20MB2472.namprd20.prod.outlook.com (2603:10b6:a03:155::16) by CY4PR2001MB0917.namprd20.prod.outlook.com (2603:10b6:903:d6::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5186.15; Fri, 22 Apr 2022 15:57:12 +0000 Received: from BYAPR20MB2472.namprd20.prod.outlook.com ([fe80::3480:160a:eb92:d6e3]) by BYAPR20MB2472.namprd20.prod.outlook.com ([fe80::3480:160a:eb92:d6e3%6]) with mapi id 15.20.5186.015; Fri, 22 Apr 2022 15:57:12 +0000 From: icenowy@outlook.com To: Mark Brown , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Maxime Ripard Cc: linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Icenowy Zheng Subject: [PATCH 2/4] spi: sun6i: change OF match data to a struct Date: Fri, 22 Apr 2022 23:56:37 +0800 Message-ID: X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220422155639.1071645-1-icenowy@outlook.com> References: <20220422155639.1071645-1-icenowy@outlook.com> X-TMN: [95mPJRFU1+sKHSIYKr6vgvSKnRYHd7PO] X-ClientProxiedBy: HK0PR01CA0059.apcprd01.prod.exchangelabs.com (2603:1096:203:a6::23) To BYAPR20MB2472.namprd20.prod.outlook.com (2603:10b6:a03:155::16) X-Microsoft-Original-Message-ID: <20220422155639.1071645-3-icenowy@outlook.com> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7b71b5c9-55b0-4f0b-9155-08da2478c36d X-MS-TrafficTypeDiagnostic: CY4PR2001MB0917:EE_ X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7b71b5c9-55b0-4f0b-9155-08da2478c36d X-MS-Exchange-CrossTenant-AuthSource: BYAPR20MB2472.namprd20.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Apr 2022 15:57:12.2259 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR2001MB0917 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220422_085718_350217_9D2B3D6F X-CRM114-Status: GOOD ( 17.97 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Icenowy Zheng As we're adding more properties to the OF match data, convert it to a struct now. Signed-off-by: Icenowy Zheng Reviewed-by: Samuel Holland --- drivers/spi/spi-sun6i.c | 32 ++++++++++++++++++++++---------- 1 file changed, 22 insertions(+), 10 deletions(-) diff --git a/drivers/spi/spi-sun6i.c b/drivers/spi/spi-sun6i.c index 23ad052528db..84c525b08ad0 100644 --- a/drivers/spi/spi-sun6i.c +++ b/drivers/spi/spi-sun6i.c @@ -85,6 +85,10 @@ #define SUN6I_TXDATA_REG 0x200 #define SUN6I_RXDATA_REG 0x300 +struct sun6i_spi_cfg { + unsigned long fifo_depth; +}; + struct sun6i_spi { struct spi_master *master; void __iomem *base_addr; @@ -99,7 +103,7 @@ struct sun6i_spi { const u8 *tx_buf; u8 *rx_buf; int len; - unsigned long fifo_depth; + const struct sun6i_spi_cfg *cfg; }; static inline u32 sun6i_spi_read(struct sun6i_spi *sspi, u32 reg) @@ -156,7 +160,7 @@ static inline void sun6i_spi_fill_fifo(struct sun6i_spi *sspi) u8 byte; /* See how much data we can fit */ - cnt = sspi->fifo_depth - sun6i_spi_get_tx_fifo_count(sspi); + cnt = sspi->cfg->fifo_depth - sun6i_spi_get_tx_fifo_count(sspi); len = min((int)cnt, sspi->len); @@ -289,14 +293,14 @@ static int sun6i_spi_transfer_one(struct spi_master *master, * the hardcoded value used in old generation of Allwinner * SPI controller. (See spi-sun4i.c) */ - trig_level = sspi->fifo_depth / 4 * 3; + trig_level = sspi->cfg->fifo_depth / 4 * 3; } else { /* * Setup FIFO DMA request trigger level * We choose 1/2 of the full fifo depth, that value will * be used as DMA burst length. */ - trig_level = sspi->fifo_depth / 2; + trig_level = sspi->cfg->fifo_depth / 2; if (tfr->tx_buf) reg |= SUN6I_FIFO_CTL_TF_DRQ_EN; @@ -410,9 +414,9 @@ static int sun6i_spi_transfer_one(struct spi_master *master, reg = SUN6I_INT_CTL_TC; if (!use_dma) { - if (rx_len > sspi->fifo_depth) + if (rx_len > sspi->cfg->fifo_depth) reg |= SUN6I_INT_CTL_RF_RDY; - if (tx_len > sspi->fifo_depth) + if (tx_len > sspi->cfg->fifo_depth) reg |= SUN6I_INT_CTL_TF_ERQ; } @@ -543,7 +547,7 @@ static bool sun6i_spi_can_dma(struct spi_master *master, * the fifo length we can just fill the fifo and wait for a single * irq, so don't bother setting up dma */ - return xfer->len > sspi->fifo_depth; + return xfer->len > sspi->cfg->fifo_depth; } static int sun6i_spi_probe(struct platform_device *pdev) @@ -582,7 +586,7 @@ static int sun6i_spi_probe(struct platform_device *pdev) } sspi->master = master; - sspi->fifo_depth = (unsigned long)of_device_get_match_data(&pdev->dev); + sspi->cfg = of_device_get_match_data(&pdev->dev); master->max_speed_hz = 100 * 1000 * 1000; master->min_speed_hz = 3 * 1000; @@ -696,9 +700,17 @@ static int sun6i_spi_remove(struct platform_device *pdev) return 0; } +static const struct sun6i_spi_cfg sun6i_a31_spi_cfg = { + .fifo_depth = SUN6I_FIFO_DEPTH, +}; + +static const struct sun6i_spi_cfg sun8i_h3_spi_cfg = { + .fifo_depth = SUN8I_FIFO_DEPTH, +}; + static const struct of_device_id sun6i_spi_match[] = { - { .compatible = "allwinner,sun6i-a31-spi", .data = (void *)SUN6I_FIFO_DEPTH }, - { .compatible = "allwinner,sun8i-h3-spi", .data = (void *)SUN8I_FIFO_DEPTH }, + { .compatible = "allwinner,sun6i-a31-spi", .data = &sun6i_a31_spi_cfg }, + { .compatible = "allwinner,sun8i-h3-spi", .data = &sun8i_h3_spi_cfg }, {} }; MODULE_DEVICE_TABLE(of, sun6i_spi_match);