Changeset 679 for GPL/trunk/include/linux/pm_qos.h

Timestamp:

Mar 18, 2021, 8:57:36 PM (4 years ago)

Author:

David Azarewicz

Message:

Merge changes from Paul's uniaud32next branch.

Location:

GPL/trunk

Files:

• . (modified) (1 prop)
• include/linux/pm_qos.h (copied) (copied from GPL/branches/uniaud32-linux-3.2.102/include/linux/pm_qos.h ) (2 diffs)

GPL/trunk/include/linux/pm_qos.h

@@ -11 +11 @@
 
 #include <linux/version.h>
+#include <linux/plist.h>
+#include <linux/notifier.h>
+#include <linux/device.h>
+#include <linux/workqueue.h>
+
+enum dev_pm_qos_req_type {
+        DEV_PM_QOS_RESUME_LATENCY = 1,
+        DEV_PM_QOS_LATENCY_TOLERANCE,
+        DEV_PM_QOS_FLAGS,
+};
+
+struct pm_qos_flags_request {
+        struct list_head node;
+        s32 flags;      /* Do not change to 64 bit */
+};
+
+struct dev_pm_qos_request {
+        enum dev_pm_qos_req_type type;
+        union {
+                struct plist_node pnode;
+                struct pm_qos_flags_request flr;
+        } data;
+        struct device *dev;
+};
+
+struct pm_qos_request {
+        struct plist_node node;
+        int pm_qos_class;
+        struct delayed_work work; /* for pm_qos_update_request_timeout */
+};
+
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19)
 #include <linux/latency.h>
@@ -36 +67 @@
 }
 
+static inline int dev_pm_qos_request_active(struct dev_pm_qos_request *req)
+{
+        return req->dev != NULL;
+}
+
+static inline void pm_qos_add_request(struct pm_qos_request *req, int pm_qos_class,
+                        s32 value) {}
+static inline void pm_qos_update_request(struct pm_qos_request *req,
+                           s32 new_value) {}
+static inline void pm_qos_update_request_timeout(struct pm_qos_request *req,
+                                   s32 new_value, unsigned long timeout_us) {}
+static inline void pm_qos_remove_request(struct pm_qos_request *req) {}
+
+static inline int pm_qos_request_active(struct pm_qos_request *req)
+{
+        return 0;
+}
 #endif /* >= 2.6.19 */
 
+static inline s32 cpu_latency_qos_limit(void) { return INT_MAX; }
+static inline bool cpu_latency_qos_request_active(struct pm_qos_request *req)
+{
+        return false;
+}
+static inline void cpu_latency_qos_add_request(struct pm_qos_request *req,
+                                               s32 value) {}
+static inline void cpu_latency_qos_update_request(struct pm_qos_request *req,
+                                                  s32 new_value) {}
+static inline void cpu_latency_qos_remove_request(struct pm_qos_request *req) {}
+
 #endif /* _LINUX_PM_QOS_H */