diff options
author | Julia Lawall <julia@diku.dk> | 2011-12-27 15:01:29 +0100 |
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committer | Wim Van Sebroeck <wim@iguana.be> | 2012-01-27 09:53:28 +0100 |
commit | 52ea9a7d7946c03aa1f9eeb71adb0191402724dd (patch) | |
tree | 6f5baeadfa623f1425453487a4cc7000f74752e2 /drivers | |
parent | 5d32d4868ad87a5be8571b22b3d732576504dfb0 (diff) | |
download | linux-52ea9a7d7946c03aa1f9eeb71adb0191402724dd.tar.gz |
watchdog: dw_wdt.c: use devm_request_and_ioremap
Reimplement a call to devm_request_mem_region followed by a call to ioremap or ioremap_nocache by a call to devm_request_and_ioremap. The semantic patch that makes this transformation is as follows: (http://coccinelle.lip6.fr/) // <smpl> @nm@ expression myname; identifier i; @@ struct platform_driver i = { .driver = { .name = myname } }; @@ expression dev,res,size; expression nm.myname; @@ -if (!devm_request_mem_region(dev, res->start, size, - \(res->name\|dev_name(dev)\|myname\))) { - ... - return ...; -} ... when != res->start ( -devm_ioremap(dev,res->start,size) +devm_request_and_ioremap(dev,res) | -devm_ioremap_nocache(dev,res->start,size) +devm_request_and_ioremap(dev,res) ) ... when any when != res->start // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/watchdog/dw_wdt.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/watchdog/dw_wdt.c b/drivers/watchdog/dw_wdt.c index 1b0e3dd81c1a..63d7b58f1c7d 100644 --- a/drivers/watchdog/dw_wdt.c +++ b/drivers/watchdog/dw_wdt.c @@ -300,11 +300,7 @@ static int __devinit dw_wdt_drv_probe(struct platform_device *pdev) if (!mem) return -EINVAL; - if (!devm_request_mem_region(&pdev->dev, mem->start, resource_size(mem), - "dw_wdt")) - return -ENOMEM; - - dw_wdt.regs = devm_ioremap(&pdev->dev, mem->start, resource_size(mem)); + dw_wdt.regs = devm_request_and_ioremap(&pdev->dev, mem); if (!dw_wdt.regs) return -ENOMEM; |