mei: abstract host and device readieness
Add mei_host_set_ready function to enable the device
and is_ready function to query the host and me readiness
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index 5c2054d..d0ee02a 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -131,18 +131,18 @@
goto out;
}
- if (!(((dev->host_hw_state & H_RDY) == H_RDY) &&
- ((dev->me_hw_state & ME_RDY_HRA) == ME_RDY_HRA))) {
+ if (!(mei_host_is_ready(dev) && mei_me_is_ready(dev))) {
dev->dev_state = MEI_DEV_DISABLED;
+
dev_dbg(&dev->pdev->dev,
"host_hw_state = 0x%08x, me_hw_state = 0x%08x.\n",
dev->host_hw_state, dev->me_hw_state);
- if (!(dev->host_hw_state & H_RDY))
- dev_dbg(&dev->pdev->dev, "host turn off H_RDY.\n");
+ if (!mei_host_is_ready(dev))
+ dev_dbg(&dev->pdev->dev, "host is not ready.\n");
- if (!(dev->me_hw_state & ME_RDY_HRA))
- dev_dbg(&dev->pdev->dev, "ME turn off ME_RDY.\n");
+ if (!mei_me_is_ready(dev))
+ dev_dbg(&dev->pdev->dev, "ME is not ready.\n");
dev_err(&dev->pdev->dev, "link layer initialization failed.\n");
ret = -ENODEV;
@@ -159,9 +159,7 @@
dev->recvd_msg = false;
dev_dbg(&dev->pdev->dev, "host_hw_state = 0x%08x, me_hw_state = 0x%08x.\n",
dev->host_hw_state, dev->me_hw_state);
- dev_dbg(&dev->pdev->dev, "ME turn on ME_RDY and host turn on H_RDY.\n");
dev_dbg(&dev->pdev->dev, "link layer has been established.\n");
- dev_dbg(&dev->pdev->dev, "MEI start success.\n");
ret = 0;
out: