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mfd: htc-egpio: Use devm_ioremap_nocache() instead of ioremap_nocache() 

Replace probe-time ioremap_nocache() call with devm_ioremap_nocache()
to avoid iounmap() missing and get rid of the corresponding iounmap()
call on remove.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Wei Yongjun 2013-06-19 10:47:06 +08:00 committed by Lee Jones
parent c8eaed458e
commit 3f9850f262
1 changed files with 2 additions and 2 deletions
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4
drivers/mfd/htc-egpio.c
View File

@ -286,7 +286,8 @@ static int __init egpio_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) if (!res)
goto fail; goto fail;
ei->base_addr = ioremap_nocache(res->start, resource_size(res)); ei->base_addr = devm_ioremap_nocache(&pdev->dev, res->start,
resource_size(res));
if (!ei->base_addr) if (!ei->base_addr)
goto fail; goto fail;
pr_debug("EGPIO phys=%08x virt=%p\n", (u32)res->start, ei->base_addr); pr_debug("EGPIO phys=%08x virt=%p\n", (u32)res->start, ei->base_addr);
@ -380,7 +381,6 @@ static int __exit egpio_remove(struct platform_device *pdev)
irq_set_chained_handler(ei->chained_irq, NULL); irq_set_chained_handler(ei->chained_irq, NULL);
device_init_wakeup(&pdev->dev, 0); device_init_wakeup(&pdev->dev, 0);
} }
iounmap(ei->base_addr);
return 0; return 0;
} }