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path: root/drivers/ata/pata_imx.c
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Diffstat (limited to 'drivers/ata/pata_imx.c')
-rw-r--r--drivers/ata/pata_imx.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/ata/pata_imx.c b/drivers/ata/pata_imx.c
index b0b18ec..e0872db 100644
--- a/drivers/ata/pata_imx.c
+++ b/drivers/ata/pata_imx.c
@@ -15,7 +15,6 @@
*/
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/init.h>
#include <linux/blkdev.h>
#include <scsi/scsi_host.h>
#include <linux/ata.h>
@@ -100,13 +99,9 @@ static int pata_imx_probe(struct platform_device *pdev)
struct resource *io_res;
int ret;
- io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (io_res == NULL)
- return -EINVAL;
-
irq = platform_get_irq(pdev, 0);
- if (irq <= 0)
- return -EINVAL;
+ if (irq < 0)
+ return irq;
priv = devm_kzalloc(&pdev->dev,
sizeof(struct pata_imx_priv), GFP_KERNEL);
@@ -136,11 +131,10 @@ static int pata_imx_probe(struct platform_device *pdev)
ap->pio_mask = ATA_PIO0;
ap->flags |= ATA_FLAG_SLAVE_POSS;
- priv->host_regs = devm_ioremap(&pdev->dev, io_res->start,
- resource_size(io_res));
- if (!priv->host_regs) {
- dev_err(&pdev->dev, "failed to map IO/CTL base\n");
- ret = -EBUSY;
+ io_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ priv->host_regs = devm_ioremap_resource(&pdev->dev, io_res);
+ if (IS_ERR(priv->host_regs)) {
+ ret = PTR_ERR(priv->host_regs);
goto err;
}
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