From patchwork Wed Apr 6 10:04:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12803138 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 4D607C433F5 for ; Wed, 6 Apr 2022 10:27:23 +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=ebwzWCPRZ0aDYLZOUzOL/UEI1oKOFgZobOkkJ5bTqbo=; b=IwfIagAWbayslw QZoS2dUmBV0AtBXugQbe63LFU/rQD5PwuvtTzrEgL40OAmOvG9pEonMTFxnEY4Kt3LlXBLcJFORcU H9hWNSphlCrAtGWWYc+VK2qu5fDRd3r1D8eqqi6WmlsVNScvagTEaxZSne6XflEp43RL0/bkZ/gxt nNAeRfkN8KVXDpMRSZCGPmcP4/LtizWYzavE4eyN2Tnu6ERUV/wr0gcltQHjIV1GxdWWmYTZqWTFQ cnJaV5FjvURZeuGkOjB1lIwN1qnrSTILf2bquvUhxhqCf8tlD4djDPLExaudU8OEmCfDrnDFZY6yX Isx51MONVtV9bQsZCZ2w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nc2sf-005Mis-58; Wed, 06 Apr 2022 10:27:17 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nc2WQ-005Dr7-AL; Wed, 06 Apr 2022 10:04:20 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id D520C1F43903 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1649239456; bh=Y4dZfpX+QZpdk3RA6KXeJbX1Xoehgvj2vpzCH7vlOXQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cgdH3xUEwjmy/W2s64opZ6Ks8CxqBGUmLOWxzsBUUdDtFwgdUivUseUTEi2/n2xUa HmBv4TDrfVGqMiWKEw/XSJFgZCAQuWlwsYwrIzuRtR6sauQWgVCkXMhbIM4Nd66PzY Hnh7uwxc+Vghw4EWhshmDwZXrNR8nXSfxMyHLfqLyWc20PNy0ZgW5nt+7xcXytFoe2 6589Tl8uZhGQaPodjCYX4iY9jewxw29LMibSGdp+qX/fij9NZztcPkP9AR6AgK5e8S iUGM/9sVoK52J/f/Rl9qUMkBDIxn/vFAPdtk2F6LvqM8WmJuBxWHrBrSzJ+RhFM9ti QqwLHS4VuZCIA== From: AngeloGioacchino Del Regno To: broonie@kernel.org Cc: matthias.bgg@gmail.com, linux-spi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, nfraprado@collabora.com, kernel@collabora.com, AngeloGioacchino Del Regno Subject: [PATCH 3/7] spi: mt65xx: Add and use pointer to struct device in mtk_spi_probe() Date: Wed, 6 Apr 2022 12:04:05 +0200 Message-Id: <20220406100409.93113-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220406100409.93113-1-angelogioacchino.delregno@collabora.com> References: <20220406100409.93113-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220406_030418_705355_75E98ED3 X-CRM114-Status: GOOD ( 16.97 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org In preparation for switching to dev_err_probe() in this function, add a pointer to struct device and replace all occurrences of '&pdev->dev' to using this 'dev' pointer. This is done for one-line fitting of the dev_err_probe() calls. Signed-off-by: AngeloGioacchino Del Regno --- drivers/spi/spi-mt65xx.c | 62 ++++++++++++++++++++-------------------- 1 file changed, 31 insertions(+), 31 deletions(-) diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index e3f3b77960ae..7f381d84a005 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -789,18 +789,19 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) static int mtk_spi_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; struct spi_master *master; struct mtk_spi *mdata; int i, irq, ret, addr_bits; - master = devm_spi_alloc_master(&pdev->dev, sizeof(*mdata)); + master = devm_spi_alloc_master(dev, sizeof(*mdata)); if (!master) { - dev_err(&pdev->dev, "failed to alloc spi master\n"); + dev_err(dev, "failed to alloc spi master\n"); return -ENOMEM; } master->auto_runtime_pm = true; - master->dev.of_node = pdev->dev.of_node; + master->dev.of_node = dev->of_node; master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST; master->set_cs = mtk_spi_set_cs; @@ -812,7 +813,7 @@ static int mtk_spi_probe(struct platform_device *pdev) master->use_gpio_descriptors = true; mdata = spi_master_get_devdata(master); - mdata->dev_comp = device_get_match_data(&pdev->dev); + mdata->dev_comp = device_get_match_data(dev); if (mdata->dev_comp->enhance_timing) master->mode_bits |= SPI_CS_HIGH; @@ -823,26 +824,25 @@ static int mtk_spi_probe(struct platform_device *pdev) master->mode_bits |= SPI_LOOP; if (mdata->dev_comp->need_pad_sel) { - mdata->pad_num = of_property_count_u32_elems( - pdev->dev.of_node, + mdata->pad_num = of_property_count_u32_elems(dev->of_node, "mediatek,pad-select"); if (mdata->pad_num < 0) { - dev_err(&pdev->dev, + dev_err(dev, "No 'mediatek,pad-select' property\n"); return -EINVAL; } - mdata->pad_sel = devm_kmalloc_array(&pdev->dev, mdata->pad_num, + mdata->pad_sel = devm_kmalloc_array(dev, mdata->pad_num, sizeof(u32), GFP_KERNEL); if (!mdata->pad_sel) return -ENOMEM; for (i = 0; i < mdata->pad_num; i++) { - of_property_read_u32_index(pdev->dev.of_node, + of_property_read_u32_index(dev->of_node, "mediatek,pad-select", i, &mdata->pad_sel[i]); if (mdata->pad_sel[i] > MT8173_SPI_MAX_PAD_SEL) { - dev_err(&pdev->dev, "wrong pad-sel[%d]: %u\n", + dev_err(dev, "wrong pad-sel[%d]: %u\n", i, mdata->pad_sel[i]); return -EINVAL; } @@ -858,43 +858,43 @@ static int mtk_spi_probe(struct platform_device *pdev) if (irq < 0) return irq; - if (!pdev->dev.dma_mask) - pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + if (!dev->dma_mask) + dev->dma_mask = &dev->coherent_dma_mask; - ret = devm_request_irq(&pdev->dev, irq, mtk_spi_interrupt, - IRQF_TRIGGER_NONE, dev_name(&pdev->dev), master); + ret = devm_request_irq(dev, irq, mtk_spi_interrupt, + IRQF_TRIGGER_NONE, dev_name(dev), master); if (ret) { - dev_err(&pdev->dev, "failed to register irq (%d)\n", ret); + dev_err(dev, "failed to register irq (%d)\n", ret); return ret; } - mdata->parent_clk = devm_clk_get(&pdev->dev, "parent-clk"); + mdata->parent_clk = devm_clk_get(dev, "parent-clk"); if (IS_ERR(mdata->parent_clk)) { - dev_err(&pdev->dev, "failed to get parent-clk: %d\n", ret); + dev_err(dev, "failed to get parent-clk: %d\n", ret); return PTR_ERR(mdata->parent_clk); } - mdata->sel_clk = devm_clk_get(&pdev->dev, "sel-clk"); + mdata->sel_clk = devm_clk_get(dev, "sel-clk"); if (IS_ERR(mdata->sel_clk)) { - dev_err(&pdev->dev, "failed to get sel-clk: %d\n", ret); + dev_err(dev, "failed to get sel-clk: %d\n", ret); return PTR_ERR(mdata->sel_clk); } - mdata->spi_clk = devm_clk_get(&pdev->dev, "spi-clk"); + mdata->spi_clk = devm_clk_get(dev, "spi-clk"); if (IS_ERR(mdata->spi_clk)) { - dev_err(&pdev->dev, "failed to get spi-clk: %d\n", ret); + dev_err(dev, "failed to get spi-clk: %d\n", ret); return PTR_ERR(mdata->spi_clk); } ret = clk_prepare_enable(mdata->spi_clk); if (ret < 0) { - dev_err(&pdev->dev, "failed to enable spi_clk (%d)\n", ret); + dev_err(dev, "failed to enable spi_clk (%d)\n", ret); return ret; } ret = clk_set_parent(mdata->sel_clk, mdata->parent_clk); if (ret < 0) { - dev_err(&pdev->dev, "failed to clk_set_parent (%d)\n", ret); + dev_err(dev, "failed to clk_set_parent (%d)\n", ret); clk_disable_unprepare(mdata->spi_clk); return ret; } @@ -906,11 +906,11 @@ static int mtk_spi_probe(struct platform_device *pdev) else clk_disable_unprepare(mdata->spi_clk); - pm_runtime_enable(&pdev->dev); + pm_runtime_enable(dev); if (mdata->dev_comp->need_pad_sel) { if (mdata->pad_num != master->num_chipselect) { - dev_err(&pdev->dev, + dev_err(dev, "pad_num does not match num_chipselect(%d != %d)\n", mdata->pad_num, master->num_chipselect); ret = -EINVAL; @@ -918,7 +918,7 @@ static int mtk_spi_probe(struct platform_device *pdev) } if (!master->cs_gpiods && master->num_chipselect > 1) { - dev_err(&pdev->dev, + dev_err(dev, "cs_gpios not specified and num_chipselect > 1\n"); ret = -EINVAL; goto err_disable_runtime_pm; @@ -929,21 +929,21 @@ static int mtk_spi_probe(struct platform_device *pdev) addr_bits = DMA_ADDR_EXT_BITS; else addr_bits = DMA_ADDR_DEF_BITS; - ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(addr_bits)); + ret = dma_set_mask(dev, DMA_BIT_MASK(addr_bits)); if (ret) - dev_notice(&pdev->dev, "SPI dma_set_mask(%d) failed, ret:%d\n", + dev_notice(dev, "SPI dma_set_mask(%d) failed, ret:%d\n", addr_bits, ret); - ret = devm_spi_register_master(&pdev->dev, master); + ret = devm_spi_register_master(dev, master); if (ret) { - dev_err(&pdev->dev, "failed to register master (%d)\n", ret); + dev_err(dev, "failed to register master (%d)\n", ret); goto err_disable_runtime_pm; } return 0; err_disable_runtime_pm: - pm_runtime_disable(&pdev->dev); + pm_runtime_disable(dev); return ret; }