From: Michal Simek Date: Mon, 8 Jul 2013 13:29:15 +0000 (+0200) Subject: spi/xilinx: Clean ioremap calling X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ad3fdbcaf98dc1258f7ee1503703e7fcbc0d8d8e;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git spi/xilinx: Clean ioremap calling devm_ioremap_resource() automatically checks that struct resource is initialized. Also group platform_get_resource() and devm_ioremap_resource() together. And remove mem resource from struct xilinx_spi. Signed-off-by: Michal Simek Signed-off-by: Mark Brown --- diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c index 2e1d8a4ac375..a9b99a997f91 100644 --- a/drivers/spi/spi-xilinx.c +++ b/drivers/spi/spi-xilinx.c @@ -80,7 +80,6 @@ struct xilinx_spi { /* bitbang has to be first */ struct spi_bitbang bitbang; struct completion done; - struct resource mem; /* phys mem */ void __iomem *regs; /* virt. address of the control registers */ u32 irq; @@ -344,7 +343,7 @@ static int xilinx_spi_probe(struct platform_device *pdev) { struct xilinx_spi *xspi; struct xspi_platform_data *pdata; - struct resource *r; + struct resource *res; int ret, irq, num_cs = 0, bits_per_word = 8; struct spi_master *master; u32 tmp; @@ -373,10 +372,6 @@ static int xilinx_spi_probe(struct platform_device *pdev) return -EINVAL; } - r = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!r) - return -ENODEV; - irq = platform_get_irq(pdev, 0); if (irq < 0) return -ENXIO; @@ -395,7 +390,8 @@ static int xilinx_spi_probe(struct platform_device *pdev) xspi->bitbang.txrx_bufs = xilinx_spi_txrx_bufs; init_completion(&xspi->done); - xspi->regs = devm_ioremap_resource(&pdev->dev, r); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + xspi->regs = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(xspi->regs)) { ret = PTR_ERR(xspi->regs); goto put_master; @@ -405,7 +401,6 @@ static int xilinx_spi_probe(struct platform_device *pdev) master->num_chipselect = num_cs; master->dev.of_node = pdev->dev.of_node; - xspi->mem = *r; xspi->irq = irq; /* @@ -457,7 +452,7 @@ static int xilinx_spi_probe(struct platform_device *pdev) } dev_info(&pdev->dev, "at 0x%08llX mapped to 0x%p, irq=%d\n", - (unsigned long long)r->start, xspi->regs, xspi->irq); + (unsigned long long)res->start, xspi->regs, xspi->irq); if (pdata) { for (i = 0; i < pdata->num_devices; i++)