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authorGravatar David S. Miller <davem@davemloft.net> 2012-04-23 23:14:36 -0400
committerGravatar David S. Miller <davem@davemloft.net> 2012-04-23 23:15:17 -0400
commitf24001941c99776f41bd3f09c07d91205c2ad9d4 (patch)
tree0ab31480ccdf343b61db045e195d096068ef7c73 /drivers/amba/bus.c
parentnet: Use bool and remove inline in skb_splice_bits() code. (diff)
parentMerge branch 'rc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/mmar... (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Fix merge between commit 3adadc08cc1e ("net ax25: Reorder ax25_exit to remove races") and commit 0ca7a4c87d27 ("net ax25: Simplify and cleanup the ax25 sysctl handling") The former moved around the sysctl register/unregister calls, the later simply removed them. With help from Stephen Rothwell. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/amba/bus.c')
-rw-r--r--drivers/amba/bus.c42
1 files changed, 1 insertions, 41 deletions
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index 01c2cf4efcdd..cc273226dbd0 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -247,8 +247,7 @@ static int amba_pm_restore(struct device *dev)
/*
* Hooks to provide runtime PM of the pclk (bus clock). It is safe to
* enable/disable the bus clock at runtime PM suspend/resume as this
- * does not result in loss of context. However, disabling vcore power
- * would do, so we leave that to the driver.
+ * does not result in loss of context.
*/
static int amba_pm_runtime_suspend(struct device *dev)
{
@@ -354,39 +353,6 @@ static void amba_put_disable_pclk(struct amba_device *pcdev)
clk_put(pclk);
}
-static int amba_get_enable_vcore(struct amba_device *pcdev)
-{
- struct regulator *vcore = regulator_get(&pcdev->dev, "vcore");
- int ret;
-
- pcdev->vcore = vcore;
-
- if (IS_ERR(vcore)) {
- /* It is OK not to supply a vcore regulator */
- if (PTR_ERR(vcore) == -ENODEV)
- return 0;
- return PTR_ERR(vcore);
- }
-
- ret = regulator_enable(vcore);
- if (ret) {
- regulator_put(vcore);
- pcdev->vcore = ERR_PTR(-ENODEV);
- }
-
- return ret;
-}
-
-static void amba_put_disable_vcore(struct amba_device *pcdev)
-{
- struct regulator *vcore = pcdev->vcore;
-
- if (!IS_ERR(vcore)) {
- regulator_disable(vcore);
- regulator_put(vcore);
- }
-}
-
/*
* These are the device model conversion veneers; they convert the
* device model structures to our more specific structures.
@@ -399,10 +365,6 @@ static int amba_probe(struct device *dev)
int ret;
do {
- ret = amba_get_enable_vcore(pcdev);
- if (ret)
- break;
-
ret = amba_get_enable_pclk(pcdev);
if (ret)
break;
@@ -420,7 +382,6 @@ static int amba_probe(struct device *dev)
pm_runtime_put_noidle(dev);
amba_put_disable_pclk(pcdev);
- amba_put_disable_vcore(pcdev);
} while (0);
return ret;
@@ -442,7 +403,6 @@ static int amba_remove(struct device *dev)
pm_runtime_put_noidle(dev);
amba_put_disable_pclk(pcdev);
- amba_put_disable_vcore(pcdev);
return ret;
}