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Date: Thu, 7 May 2015 15:54:00 +0300 From: Tomas Winkler <tomas.winkler@...el.com> To: gregkh@...uxfoundation.org Cc: arnd@...db.de, linux-kernel@...r.kernel.org, Tomas Winkler <tomas.winkler@...el.com> Subject: [char-misc-next 03/11] mei: add also write waiting list to runtime pm blockers The io callback is clear from write_waitling_list after we receive interrupt from the hw to ack the write completion. We need to wait for this interrupt deliver before we try to enter low power state Signed-off-by: Tomas Winkler <tomas.winkler@...el.com> --- drivers/misc/mei/init.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c index 97353cf8d9b6..94514b2c7a50 100644 --- a/drivers/misc/mei/init.c +++ b/drivers/misc/mei/init.c @@ -361,13 +361,15 @@ bool mei_write_is_idle(struct mei_device *dev) { bool idle = (dev->dev_state == MEI_DEV_ENABLED && list_empty(&dev->ctrl_wr_list.list) && - list_empty(&dev->write_list.list)); + list_empty(&dev->write_list.list) && + list_empty(&dev->write_waiting_list.list)); - dev_dbg(dev->dev, "write pg: is idle[%d] state=%s ctrl=%d write=%d\n", + dev_dbg(dev->dev, "write pg: is idle[%d] state=%s ctrl=%01d write=%01d wwait=%01d\n", idle, mei_dev_state_str(dev->dev_state), list_empty(&dev->ctrl_wr_list.list), - list_empty(&dev->write_list.list)); + list_empty(&dev->write_list.list), + list_empty(&dev->write_waiting_list.list)); return idle; } -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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