uio: uio_pruss: use struct device
Get rid of the repeating &dev->dev constructs and prevent introducing new ones. Signed-off-by: Andre Heider <a.heider@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Родитель
4847cc073a
Коммит
4719ebfd89
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@ -91,8 +91,7 @@ static irqreturn_t pruss_handler(int irq, struct uio_info *info)
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return IRQ_HANDLED;
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}
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static void pruss_cleanup(struct platform_device *dev,
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struct uio_pruss_dev *gdev)
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static void pruss_cleanup(struct device *dev, struct uio_pruss_dev *gdev)
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{
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int cnt;
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struct uio_info *p = gdev->info;
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@ -103,7 +102,7 @@ static void pruss_cleanup(struct platform_device *dev,
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}
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iounmap(gdev->prussio_vaddr);
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if (gdev->ddr_vaddr) {
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dma_free_coherent(&dev->dev, extram_pool_sz, gdev->ddr_vaddr,
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dma_free_coherent(dev, extram_pool_sz, gdev->ddr_vaddr,
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gdev->ddr_paddr);
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}
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if (gdev->sram_vaddr)
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@ -115,13 +114,14 @@ static void pruss_cleanup(struct platform_device *dev,
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kfree(gdev);
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}
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static int pruss_probe(struct platform_device *dev)
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static int pruss_probe(struct platform_device *pdev)
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{
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struct uio_info *p;
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struct uio_pruss_dev *gdev;
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struct resource *regs_prussio;
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struct device *dev = &pdev->dev;
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int ret = -ENODEV, cnt = 0, len;
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struct uio_pruss_pdata *pdata = dev_get_platdata(&dev->dev);
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struct uio_pruss_pdata *pdata = dev_get_platdata(dev);
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gdev = kzalloc(sizeof(struct uio_pruss_dev), GFP_KERNEL);
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if (!gdev)
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@ -132,10 +132,11 @@ static int pruss_probe(struct platform_device *dev)
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kfree(gdev);
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return -ENOMEM;
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}
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/* Power on PRU in case its not done as part of boot-loader */
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gdev->pruss_clk = clk_get(&dev->dev, "pruss");
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gdev->pruss_clk = clk_get(dev, "pruss");
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if (IS_ERR(gdev->pruss_clk)) {
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dev_err(&dev->dev, "Failed to get clock\n");
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dev_err(dev, "Failed to get clock\n");
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ret = PTR_ERR(gdev->pruss_clk);
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kfree(gdev->info);
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kfree(gdev);
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@ -144,14 +145,14 @@ static int pruss_probe(struct platform_device *dev)
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clk_enable(gdev->pruss_clk);
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}
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regs_prussio = platform_get_resource(dev, IORESOURCE_MEM, 0);
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regs_prussio = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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if (!regs_prussio) {
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dev_err(&dev->dev, "No PRUSS I/O resource specified\n");
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dev_err(dev, "No PRUSS I/O resource specified\n");
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goto out_free;
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}
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if (!regs_prussio->start) {
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dev_err(&dev->dev, "Invalid memory resource\n");
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dev_err(dev, "Invalid memory resource\n");
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goto out_free;
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}
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@ -161,27 +162,27 @@ static int pruss_probe(struct platform_device *dev)
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(unsigned long)gen_pool_dma_alloc(gdev->sram_pool,
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sram_pool_sz, &gdev->sram_paddr);
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if (!gdev->sram_vaddr) {
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dev_err(&dev->dev, "Could not allocate SRAM pool\n");
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dev_err(dev, "Could not allocate SRAM pool\n");
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goto out_free;
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}
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}
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gdev->ddr_vaddr = dma_alloc_coherent(&dev->dev, extram_pool_sz,
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gdev->ddr_vaddr = dma_alloc_coherent(dev, extram_pool_sz,
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&(gdev->ddr_paddr), GFP_KERNEL | GFP_DMA);
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if (!gdev->ddr_vaddr) {
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dev_err(&dev->dev, "Could not allocate external memory\n");
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dev_err(dev, "Could not allocate external memory\n");
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goto out_free;
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}
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len = resource_size(regs_prussio);
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gdev->prussio_vaddr = ioremap(regs_prussio->start, len);
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if (!gdev->prussio_vaddr) {
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dev_err(&dev->dev, "Can't remap PRUSS I/O address range\n");
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dev_err(dev, "Can't remap PRUSS I/O address range\n");
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goto out_free;
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}
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gdev->pintc_base = pdata->pintc_base;
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gdev->hostirq_start = platform_get_irq(dev, 0);
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gdev->hostirq_start = platform_get_irq(pdev, 0);
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for (cnt = 0, p = gdev->info; cnt < MAX_PRUSS_EVT; cnt++, p++) {
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p->mem[0].addr = regs_prussio->start;
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@ -204,12 +205,12 @@ static int pruss_probe(struct platform_device *dev)
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p->handler = pruss_handler;
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p->priv = gdev;
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ret = uio_register_device(&dev->dev, p);
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ret = uio_register_device(dev, p);
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if (ret < 0)
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goto out_free;
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}
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platform_set_drvdata(dev, gdev);
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platform_set_drvdata(pdev, gdev);
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return 0;
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out_free:
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@ -221,7 +222,7 @@ static int pruss_remove(struct platform_device *dev)
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{
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struct uio_pruss_dev *gdev = platform_get_drvdata(dev);
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pruss_cleanup(dev, gdev);
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pruss_cleanup(&dev->dev, gdev);
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return 0;
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}
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