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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2019-01-14 13:44:48 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-22 13:34:35 +0100
commit380c62466d024cd478adef4a3cb6ad2091a8af15 (patch)
tree930603a4b689644dd1f2f71636068d6d53eba16d /drivers/slimbus
parentcfb32101ba148ad772a2556fc5086069c59d882f (diff)
downloadlinux-380c62466d024cd478adef4a3cb6ad2091a8af15.tar.bz2
slimbus: core: use slim_device_update_status() to update status
use slim_device_update_status() instead of directly calling the device_status() callback. Move slim_device_update_status() before probe to avoid forward declaration too. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/slimbus')
-rw-r--r--drivers/slimbus/core.c37
1 files changed, 18 insertions, 19 deletions
diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c
index 1ba08b5f2e78..8ffdc9876223 100644
--- a/drivers/slimbus/core.c
+++ b/drivers/slimbus/core.c
@@ -42,6 +42,23 @@ static int slim_device_match(struct device *dev, struct device_driver *drv)
return !!slim_match(sbdrv->id_table, sbdev);
}
+static void slim_device_update_status(struct slim_device *sbdev,
+ enum slim_device_status status)
+{
+ struct slim_driver *sbdrv;
+
+ if (sbdev->status == status)
+ return;
+
+ sbdev->status = status;
+ if (!sbdev->dev.driver)
+ return;
+
+ sbdrv = to_slim_driver(sbdev->dev.driver);
+ if (sbdrv->device_status)
+ sbdrv->device_status(sbdev, sbdev->status);
+}
+
static int slim_device_probe(struct device *dev)
{
struct slim_device *sbdev = to_slim_device(dev);
@@ -55,8 +72,7 @@ static int slim_device_probe(struct device *dev)
/* try getting the logical address after probe */
ret = slim_get_logical_addr(sbdev);
if (!ret) {
- if (sbdrv->device_status)
- sbdrv->device_status(sbdev, sbdev->status);
+ slim_device_update_status(sbdev, SLIM_DEVICE_STATUS_UP);
} else {
dev_err(&sbdev->dev, "Failed to get logical address\n");
ret = -EPROBE_DEFER;
@@ -297,23 +313,6 @@ int slim_unregister_controller(struct slim_controller *ctrl)
}
EXPORT_SYMBOL_GPL(slim_unregister_controller);
-static void slim_device_update_status(struct slim_device *sbdev,
- enum slim_device_status status)
-{
- struct slim_driver *sbdrv;
-
- if (sbdev->status == status)
- return;
-
- sbdev->status = status;
- if (!sbdev->dev.driver)
- return;
-
- sbdrv = to_slim_driver(sbdev->dev.driver);
- if (sbdrv->device_status)
- sbdrv->device_status(sbdev, sbdev->status);
-}
-
/**
* slim_report_absent() - Controller calls this function when a device
* reports absent, OR when the device cannot be communicated with