From 6b4440584b92851af44b235ad825c8554dd143c0 Mon Sep 17 00:00:00 2001 From: AngeloGioacchino Del Regno Date: Thu, 7 Apr 2022 13:44:23 +0200 Subject: [PATCH] spi: mt65xx: Add and use pointer to struct device in mtk_spi_probe() 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 Link: https://lore.kernel.org/r/20220407114428.167091-4-angelogioacchino.delregno@collabora.com Signed-off-by: Mark Brown --- drivers/spi/spi-mt65xx.c | 70 ++++++++++++++++++++++++------------------------ 1 file changed, 35 insertions(+), 35 deletions(-) diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index 4e0b520..250a508 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -1082,18 +1082,19 @@ static const struct spi_controller_mem_ops mtk_spi_mem_ops = { 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; @@ -1105,7 +1106,7 @@ 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; @@ -1116,32 +1117,31 @@ static int mtk_spi_probe(struct platform_device *pdev) master->mode_bits |= SPI_LOOP; if (mdata->dev_comp->ipm_design) { - mdata->dev = &pdev->dev; + mdata->dev = dev; master->mem_ops = &mtk_spi_mem_ops; init_completion(&mdata->spimem_done); } 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; } @@ -1157,59 +1157,59 @@ 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)) { ret = PTR_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 ret; } - 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)) { ret = PTR_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 ret; } - 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)) { ret = PTR_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 ret; } - mdata->spi_hclk = devm_clk_get_optional(&pdev->dev, "hclk"); + mdata->spi_hclk = devm_clk_get_optional(dev, "hclk"); if (IS_ERR(mdata->spi_hclk)) { ret = PTR_ERR(mdata->spi_hclk); - dev_err(&pdev->dev, "failed to get hclk: %d\n", ret); + dev_err(dev, "failed to get hclk: %d\n", ret); return ret; } ret = clk_prepare_enable(mdata->spi_hclk); if (ret < 0) { - dev_err(&pdev->dev, "failed to enable hclk (%d)\n", ret); + dev_err(dev, "failed to enable hclk (%d)\n", ret); return ret; } 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); goto err_disable_spi_hclk; } 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); goto err_disable_spi_clk; } @@ -1223,11 +1223,11 @@ static int mtk_spi_probe(struct platform_device *pdev) clk_disable_unprepare(mdata->spi_hclk); } - 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; @@ -1235,7 +1235,7 @@ 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; @@ -1246,21 +1246,21 @@ 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); err_disable_spi_clk: clk_disable_unprepare(mdata->spi_clk); err_disable_spi_hclk: -- 2.7.4