mtd: txx9ndfmc: use devm_request_and_ioremap
Author: Julia Lawall <julia@diku.dk>
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/)
//
@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
//
Signed-off-by: Julia Lawall
Signed-off-by: Artem Bityutskiy
Signed-off-by: David Woodhouse
---
drivers/mtd/nand/txx9ndfmc.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/mtd/nand/txx9ndfmc.c b/drivers/mtd/nand/txx9ndfmc.c
index ace46fd..c7c4f1d 100644
--- a/drivers/mtd/nand/txx9ndfmc.c
+++ b/drivers/mtd/nand/txx9ndfmc.c
@@ -298,11 +298,7 @@ static int __init txx9ndfmc_probe(struct platform_device *dev)
drvdata = devm_kzalloc(&dev->dev, sizeof(*drvdata), GFP_KERNEL);
if (!drvdata)
return -ENOMEM;
- if (!devm_request_mem_region(&dev->dev, res->start,
- resource_size(res), dev_name(&dev->dev)))
- return -EBUSY;
- drvdata->base = devm_ioremap(&dev->dev, res->start,
- resource_size(res));
+ drvdata->base = devm_request_and_ioremap(&dev->dev, res);
if (!drvdata->base)
return -EBUSY; |
---
drivers/mtd/nand/txx9ndfmc.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/mtd/nand/txx9ndfmc.c b/drivers/mtd/nand/txx9ndfmc.c
index ace46fd..c7c4f1d 100644
--- a/drivers/mtd/nand/txx9ndfmc.c
+++ b/drivers/mtd/nand/txx9ndfmc.c
@@ -298,11 +298,7 @@ static int __init txx9ndfmc_probe(struct platform_device *dev)
drvdata = devm_kzalloc(&dev->dev, sizeof(*drvdata), GFP_KERNEL);
if (!drvdata)
return -ENOMEM;
- if (!devm_request_mem_region(&dev->dev, res->start,
- resource_size(res), dev_name(&dev->dev)))
- return -EBUSY;
- drvdata->base = devm_ioremap(&dev->dev, res->start,
- resource_size(res));
+ drvdata->base = devm_request_and_ioremap(&dev->dev, res);
if (!drvdata->base)
return -EBUSY;