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Diffstat (limited to 'drivers/misc/mei/init.c')
-rw-r--r--drivers/misc/mei/init.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index 87c077b..c47fa27 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -129,14 +129,19 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
dev_warn(&dev->pdev->dev, "unexpected reset: dev_state = %s\n",
mei_dev_state_str(dev->dev_state));
+ /* we're already in reset, cancel the init timer
+ * if the reset was called due the hbm protocol error
+ * we need to call it before hw start
+ * so the hbm watchdog won't kick in
+ */
+ mei_hbm_idle(dev);
+
ret = mei_hw_reset(dev, interrupts_enabled);
if (ret) {
dev_err(&dev->pdev->dev, "hw reset failed disabling the device\n");
interrupts_enabled = false;
- dev->dev_state = MEI_DEV_DISABLED;
}
- dev->hbm_state = MEI_HBM_IDLE;
if (dev->dev_state != MEI_DEV_INITIALIZING &&
dev->dev_state != MEI_DEV_POWER_UP) {
@@ -160,8 +165,6 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
memset(&dev->wr_ext_msg, 0, sizeof(dev->wr_ext_msg));
}
- /* we're already in reset, cancel the init timer */
- dev->init_clients_timer = 0;
dev->me_clients_num = 0;
dev->rd_msg_hdr = 0;
@@ -169,6 +172,7 @@ void mei_reset(struct mei_device *dev, int interrupts_enabled)
if (!interrupts_enabled) {
dev_dbg(&dev->pdev->dev, "intr not enabled end of reset\n");
+ dev->dev_state = MEI_DEV_DISABLED;
return;
}
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