diff options
Diffstat (limited to 'drivers/misc/mei/interrupt.c')
| -rw-r--r-- | drivers/misc/mei/interrupt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c index c418d7888..64b568a02 100644 --- a/drivers/misc/mei/interrupt.c +++ b/drivers/misc/mei/interrupt.c @@ -21,6 +21,7 @@ #include <linux/fs.h> #include <linux/jiffies.h> #include <linux/slab.h> +#include <linux/pm_runtime.h> #include <linux/mei.h> @@ -147,6 +148,9 @@ int mei_cl_irq_read_msg(struct mei_cl *cl, cb->read_time = jiffies; cl_dbg(dev, cl, "completed read length = %lu\n", cb->buf_idx); list_move_tail(&cb->list, &complete_list->list); + } else { + pm_runtime_mark_last_busy(dev->dev); + pm_request_autosuspend(dev->dev); } out: |