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/interrupt.c b/drivers/misc/mei/interrupt.c
index d7e1b79..27374b6 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -700,7 +700,7 @@
dev->me_hw_state = mei_mecsr_read(dev);
/* check if ME wants a reset */
- if ((dev->me_hw_state & ME_RDY_HRA) == 0 &&
+ if (!mei_me_is_ready(dev) &&
dev->dev_state != MEI_DEV_RESETING &&
dev->dev_state != MEI_DEV_INITIALIZING) {
dev_dbg(&dev->pdev->dev, "FW not ready.\n");
@@ -711,16 +711,17 @@
dev->host_hw_state = mei_hcsr_read(dev);
/* check if we need to start the dev */
- if ((dev->host_hw_state & H_RDY) == 0) {
- if ((dev->me_hw_state & ME_RDY_HRA) == ME_RDY_HRA) {
+ if (!mei_host_is_ready(dev)) {
+ if (mei_me_is_ready(dev)) {
dev_dbg(&dev->pdev->dev, "we need to start the dev.\n");
- dev->host_hw_state |= (H_IE | H_IG | H_RDY);
- mei_hcsr_set(dev);
- dev->dev_state = MEI_DEV_INIT_CLIENTS;
+
+ mei_host_set_ready(dev);
+
dev_dbg(&dev->pdev->dev, "link is established start sending messages.\n");
- /* link is established
- * start sending messages.
- */
+ /* link is established * start sending messages. */
+
+ dev->dev_state = MEI_DEV_INIT_CLIENTS;
+
mei_hbm_start_req(dev);
mutex_unlock(&dev->device_lock);
return IRQ_HANDLED;