Call the iosf_mbi pmic_bus_access_notifier_chain on bus acquire / release.
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=155241
Signed-off-by: Hans de Goede <hdegoede at redhat.com>
Tested-by: tagorereddy <tagore.chandan at gmail.com>
---
drivers/i2c/busses/i2c-designware-baytrail.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/i2c/busses/i2c-designware-baytrail.c
b/drivers/i2c/busses/i2c-designware-baytrail.c
index cf7a2a0..e8cf10a 100644
--- a/drivers/i2c/busses/i2c-designware-baytrail.c
+++ b/drivers/i2c/busses/i2c-designware-baytrail.c
@@ -63,6 +63,8 @@ static void reset_semaphore(struct dw_i2c_dev *dev)
pm_qos_update_request(&dev->pm_qos, PM_QOS_DEFAULT_VALUE);
+ iosf_mbi_call_pmic_bus_access_notifier_chain(MBI_PMIC_BUS_ACCESS_END,
+ NULL);
iosf_mbi_punit_unlock();
}
@@ -82,6 +84,8 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
return 0;
iosf_mbi_punit_lock();
+ iosf_mbi_call_pmic_bus_access_notifier_chain(MBI_PMIC_BUS_ACCESS_BEGIN,
+ NULL);
/*
* Disallow the CPU to enter C6 or C7 state, entering these states
--
2.9.3
