diff options
Diffstat (limited to 'drivers/misc/mei/hw-me.c')
| -rw-r--r-- | drivers/misc/mei/hw-me.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c index 23294b845c42..71216affcab1 100644 --- a/drivers/misc/mei/hw-me.c +++ b/drivers/misc/mei/hw-me.c @@ -394,6 +394,19 @@ static bool mei_me_hw_is_ready(struct mei_device *dev) } /** + * mei_me_hw_is_resetting - check whether the me(hw) is in reset + * + * @dev: mei device + * Return: bool + */ +static bool mei_me_hw_is_resetting(struct mei_device *dev) +{ + u32 mecsr = mei_me_mecsr_read(dev); + + return (mecsr & ME_RST_HRA) == ME_RST_HRA; +} + +/** * mei_me_hw_ready_wait - wait until the me(hw) has turned ready * or timeout is reached * @@ -1219,6 +1232,9 @@ irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id) goto end; } + if (mei_me_hw_is_resetting(dev)) + mei_hcsr_set_hig(dev); + mei_me_pg_intr(dev, me_intr_src(hcsr)); /* check if we need to start the dev */ |