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authorSakari Ailus <sakari.ailus@linux.intel.com>2024-01-30 13:28:32 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2024-02-12 16:57:47 +0100
commitb7d46644e554ed017dfabc0841acf418d0584bc9 (patch)
treeadbc0699fe61bec32e3d52f3461c6233ecf54c34 /include
parentc0ef3df8dbaef51ee4cfd58a471adf2eaee6f6b3 (diff)
PM: runtime: Add pm_runtime_put_autosuspend() replacement
Add __pm_runtime_put_autosuspend() that replaces pm_runtime_put_autosuspend() for new users. The intent is to later re-purpose pm_runtime_put_autosuspend() to also mark the device's last busy stamp---which is what the vast majority of users actually need. This is also described in pm_runtime_put_autosuspend() documentation. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/pm_runtime.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index 436baa167498..d39dc863f612 100644
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -449,6 +449,18 @@ static inline int pm_runtime_put(struct device *dev)
}
/**
+ * __pm_runtime_put_autosuspend - Drop device usage counter and queue autosuspend if 0.
+ * @dev: Target device.
+ *
+ * Decrement the runtime PM usage counter of @dev and if it turns out to be
+ * equal to 0, queue up a work item for @dev like in pm_request_autosuspend().
+ */
+static inline int __pm_runtime_put_autosuspend(struct device *dev)
+{
+ return __pm_runtime_suspend(dev, RPM_GET_PUT | RPM_ASYNC | RPM_AUTO);
+}
+
+/**
* pm_runtime_put_autosuspend - Drop device usage counter and queue autosuspend if 0.
* @dev: Target device.
*