diff options
Diffstat (limited to 'drivers/misc/mei/amthif.c')
| -rw-r--r-- | drivers/misc/mei/amthif.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c index 8f4373aa9e2..7416241dce8 100644 --- a/drivers/misc/mei/amthif.c +++ b/drivers/misc/mei/amthif.c @@ -401,6 +401,25 @@ void mei_amthif_run_next_cmd(struct mei_device *dev) } } + +unsigned int mei_amthif_poll(struct mei_device *dev, + struct file *file, poll_table *wait) +{ + unsigned int mask = 0; + mutex_unlock(&dev->device_lock); + poll_wait(file, &dev->iamthif_cl.wait, wait); + mutex_lock(&dev->device_lock); + if (dev->iamthif_state == MEI_IAMTHIF_READ_COMPLETE && + dev->iamthif_file_object == file) { + mask |= (POLLIN | POLLRDNORM); + dev_dbg(&dev->pdev->dev, "run next amthi cb\n"); + mei_amthif_run_next_cmd(dev); + } + return mask; +} + + + /** * mei_amthif_irq_process_completed - processes completed iamthif operation. * |