spi/xilinx: Refer to platform device as pdev in probe() and remove()
authorMark Brown <broonie@linaro.org>
Fri, 5 Jul 2013 10:24:26 +0000 (11:24 +0100)
committerMark Brown <broonie@linaro.org>
Mon, 15 Jul 2013 10:45:52 +0000 (11:45 +0100)
This is a more traditional name and makes things a bit clearer when
referring to actual struct devices as we do frequently during probe().

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
drivers/spi/spi-xilinx.c

index 038e59a..3026efa 100644 (file)
@@ -340,7 +340,7 @@ static const struct of_device_id xilinx_spi_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, xilinx_spi_of_match);
 
-static int xilinx_spi_probe(struct platform_device *dev)
+static int xilinx_spi_probe(struct platform_device *pdev)
 {
        struct xilinx_spi *xspi;
        struct xspi_platform_data *pdata;
@@ -350,19 +350,19 @@ static int xilinx_spi_probe(struct platform_device *dev)
        u32 tmp;
        u8 i;
 
-       pdata = dev->dev.platform_data;
+       pdata = pdev->dev.platform_data;
        if (pdata) {
                num_cs = pdata->num_chipselect;
                bits_per_word = pdata->bits_per_word;
        }
 
 #ifdef CONFIG_OF
-       if (dev->dev.of_node) {
+       if (pdev->dev.of_node) {
                const __be32 *prop;
                int len;
 
                /* number of slave select bits is required */
-               prop = of_get_property(dev->dev.of_node, "xlnx,num-ss-bits",
+               prop = of_get_property(pdev->dev.of_node, "xlnx,num-ss-bits",
                                       &len);
                if (prop && len >= sizeof(*prop))
                        num_cs = __be32_to_cpup(prop);
@@ -370,19 +370,20 @@ static int xilinx_spi_probe(struct platform_device *dev)
 #endif
 
        if (!num_cs) {
-               dev_err(&dev->dev, "Missing slave select configuration data\n");
+               dev_err(&pdev->dev,
+                       "Missing slave select configuration data\n");
                return -EINVAL;
        }
 
-       r = platform_get_resource(dev, IORESOURCE_MEM, 0);
+       r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        if (!r)
                return -ENODEV;
 
-       irq = platform_get_irq(dev, 0);
+       irq = platform_get_irq(pdev, 0);
        if (irq < 0)
                return -ENXIO;
 
-       master = spi_alloc_master(&dev->dev, sizeof(struct xilinx_spi));
+       master = spi_alloc_master(&pdev->dev, sizeof(struct xilinx_spi));
        if (!master)
                return -ENODEV;
 
@@ -396,15 +397,15 @@ static int xilinx_spi_probe(struct platform_device *dev)
        xspi->bitbang.txrx_bufs = xilinx_spi_txrx_bufs;
        init_completion(&xspi->done);
 
-       xspi->regs = devm_ioremap_resource(&dev->dev, r);
+       xspi->regs = devm_ioremap_resource(&pdev->dev, r);
        if (IS_ERR(xspi->regs)) {
                ret = PTR_ERR(xspi->regs);
                goto put_master;
        }
 
-       master->bus_num = dev->dev.id;
+       master->bus_num = pdev->dev.id;
        master->num_chipselect = num_cs;
-       master->dev.of_node = dev->dev.of_node;
+       master->dev.of_node = pdev->dev.of_node;
 
        xspi->mem = *r;
        xspi->irq = irq;
@@ -453,11 +454,11 @@ static int xilinx_spi_probe(struct platform_device *dev)
 
        ret = spi_bitbang_start(&xspi->bitbang);
        if (ret) {
-               dev_err(&dev->dev, "spi_bitbang_start FAILED\n");
+               dev_err(&pdev->dev, "spi_bitbang_start FAILED\n");
                goto free_irq;
        }
 
-       dev_info(&dev->dev, "at 0x%08llX mapped to 0x%p, irq=%d\n",
+       dev_info(&pdev->dev, "at 0x%08llX mapped to 0x%p, irq=%d\n",
                (unsigned long long)r->start, xspi->regs, xspi->irq);
 
        if (pdata) {
@@ -465,7 +466,7 @@ static int xilinx_spi_probe(struct platform_device *dev)
                        spi_new_device(master, pdata->devices + i);
        }
 
-       platform_set_drvdata(dev, master);
+       platform_set_drvdata(pdev, master);
        return 0;
 
 free_irq:
@@ -476,9 +477,9 @@ put_master:
        return ret;
 }
 
-static int xilinx_spi_remove(struct platform_device *dev)
+static int xilinx_spi_remove(struct platform_device *pdev)
 {
-       struct spi_master *master = platform_get_drvdata(dev);
+       struct spi_master *master = platform_get_drvdata(pdev);
        struct xilinx_spi *xspi = spi_master_get_devdata(master);
 
        spi_bitbang_stop(&xspi->bitbang);