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authorBjorn Andersson <bjorn.andersson@linaro.org>2017-06-29 14:46:44 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-07-17 15:00:47 +0200
commitd50daa2af2618dab6d21634e65a5fbcf4ae437d6 (patch)
tree6b152d6619d34050626f6e20cc2df794266d09ff /drivers/spmi
parent00b40d613352c623aaae88a44e5ded7c912909d7 (diff)
downloadlinux-d50daa2af2618dab6d21634e65a5fbcf4ae437d6.tar.gz
spmi: Include OF based modalias in device uevent
Include the OF-based modalias in the uevent sent when registering SPMI
devices, so that user space has a chance to autoload the kernel module
for the device.

Tested-by: Rob Clark <robdclark@gmail.com>
Reported-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/spmi')
-rw-r--r--drivers/spmi/spmi.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c
index 2b9b0941d9eb..6d23226e5f69 100644
--- a/drivers/spmi/spmi.c
+++ b/drivers/spmi/spmi.c
@@ -365,11 +365,23 @@ static int spmi_drv_remove(struct device *dev)
 	return 0;
 }
 
+static int spmi_drv_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+	int ret;
+
+	ret = of_device_uevent_modalias(dev, env);
+	if (ret != -ENODEV)
+		return ret;
+
+	return 0;
+}
+
 static struct bus_type spmi_bus_type = {
 	.name		= "spmi",
 	.match		= spmi_device_match,
 	.probe		= spmi_drv_probe,
 	.remove		= spmi_drv_remove,
+	.uevent		= spmi_drv_uevent,
 };
 
 /**