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-rw-r--r--arch/arm/mach-integrator/impd1.c36
1 files changed, 10 insertions, 26 deletions
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index 9f82f9dcbb98..aeeae0d79a18 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -307,25 +307,23 @@ static struct impd1_device impd1_devs[] = {
static int impd1_probe(struct lm_device *dev)
{
struct impd1_module *impd1;
- int i, ret;
+ int i;
if (dev->id != module_id)
return -EINVAL;
- if (!request_mem_region(dev->resource.start, SZ_4K, "LM registers"))
+ if (!devm_request_mem_region(&dev->dev, dev->resource.start,
+ SZ_4K, "LM registers"))
return -EBUSY;
- impd1 = kzalloc(sizeof(struct impd1_module), GFP_KERNEL);
- if (!impd1) {
- ret = -ENOMEM;
- goto release_lm;
- }
+ impd1 = devm_kzalloc(&dev->dev, sizeof(struct impd1_module),
+ GFP_KERNEL);
+ if (!impd1)
+ return -ENOMEM;
- impd1->base = ioremap(dev->resource.start, SZ_4K);
- if (!impd1->base) {
- ret = -ENOMEM;
- goto free_impd1;
- }
+ impd1->base = devm_ioremap(&dev->dev, dev->resource.start, SZ_4K);
+ if (!impd1->base)
+ return -ENOMEM;
lm_set_drvdata(dev, impd1);
@@ -353,14 +351,6 @@ static int impd1_probe(struct lm_device *dev)
}
return 0;
-
- free_impd1:
- if (impd1 && impd1->base)
- iounmap(impd1->base);
- kfree(impd1);
- release_lm:
- release_mem_region(dev->resource.start, SZ_4K);
- return ret;
}
static int impd1_remove_one(struct device *dev, void *data)
@@ -371,16 +361,10 @@ static int impd1_remove_one(struct device *dev, void *data)
static void impd1_remove(struct lm_device *dev)
{
- struct impd1_module *impd1 = lm_get_drvdata(dev);
-
device_for_each_child(&dev->dev, NULL, impd1_remove_one);
integrator_impd1_clk_exit(dev->id);
lm_set_drvdata(dev, NULL);
-
- iounmap(impd1->base);
- kfree(impd1);
- release_mem_region(dev->resource.start, SZ_4K);
}
static struct lm_driver impd1_driver = {