This series patches implement PM runtime feature in the ina3221 hwmon driver (PATCH-5). However, PATCH-[1:4] are required to make sure that the PM runtime feature would be functional and safe. Changelog v3->v4: * Added generic pm runtime functions to hwmon class (PATCH-1) * Updated to pass pm pointer via _with_info API (PATCH-5) v2->v3: * Dropped timeout dev_err messages as it's indicated in errno (PATCH-4) * Improved a dev_err message and comments (PATCH-5) v1->v2: * Added device pointer check (PATCH-1) * Returned 0 for alert flags (PATCH-2) * Moved CVRF polling to data read routine (PATCH-4) * Bypassed i2c_client->dev in suspend/resume() (PATCH-5) Nicolin Chen (5): hwmon: (core) Add pm_runtime to hwmon class hwmon: (ina3221) Check channel status for alarms attribute read hwmon: (ina3221) Serialize sysfs ABI accesses hwmon: (ina3221) Make sure data is ready before reading hwmon: (ina3221) Add PM runtime support drivers/hwmon/hwmon.c | 24 ++++ drivers/hwmon/ina3221.c | 290 ++++++++++++++++++++++++++++++---------- include/linux/hwmon.h | 2 + 3 files changed, 245 insertions(+), 71 deletions(-) -- 2.17.1