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sh-pfc: Use devm_ioremap_nocache() 

Replace probe-time ioremap_nocache() call with devm_ioremap_nocache()
and get rid of the corresponding iounmap() call.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Laurent Pinchart 2012-12-15 23:50:49 +01:00 committed by Simon Horman
parent 1724acfd59
commit c9fa88e23a
1 changed files with 4 additions and 21 deletions
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25
drivers/sh/pfc/core.c
View File

@ -26,15 +26,6 @@
#include "core.h"
static void pfc_iounmap(struct sh_pfc *pfc)
{
int k;
for (k = 0; k < pfc->pdata->num_resources; k++)
if (pfc->window[k].virt)
iounmap(pfc->window[k].virt);
}
static int pfc_ioremap(struct sh_pfc *pfc)
{
struct resource *res;
@ -53,12 +44,10 @@ static int pfc_ioremap(struct sh_pfc *pfc)
WARN_ON(resource_type(res) != IORESOURCE_MEM);
pfc->window[k].phys = res->start;
pfc->window[k].size = resource_size(res);
pfc->window[k].virt = ioremap_nocache(res->start,
resource_size(res));
if (!pfc->window[k].virt) {
pfc_iounmap(pfc);
pfc->window[k].virt = devm_ioremap_nocache(pfc->dev, res->start,
resource_size(res));
if (!pfc->window[k].virt)
return -ENOMEM;
}
}
return 0;
@ -524,7 +513,7 @@ static int sh_pfc_probe(struct platform_device *pdev)
*/
ret = sh_pfc_register_pinctrl(pfc);
if (unlikely(ret != 0))
goto err;
return ret;
#ifdef CONFIG_GPIO_SH_PFC
/*
@ -546,10 +535,6 @@ static int sh_pfc_probe(struct platform_device *pdev)
pr_info("%s support registered\n", pdata->name);
return 0;
err:
pfc_iounmap(pfc);
return ret;
}
static int sh_pfc_remove(struct platform_device *pdev)
@ -561,8 +546,6 @@ static int sh_pfc_remove(struct platform_device *pdev)
#endif
sh_pfc_unregister_pinctrl(pfc);
pfc_iounmap(pfc);
platform_set_drvdata(pdev, NULL);
return 0;