[PATCH v3 10/12] i2c: designware-baytrail: Call pmic_bus_access_notifier_chain

Hans de Goede
2017-02-10T10:28:00Z

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@redhat.com>
Tested-by: tagorereddy <tagore.chandan@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
---
Changes in v2:
-Spelling: P-Unit, PMIC
---
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 7eddc3b..1749a0f 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_release();
}

@@ -82,6 +84,8 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
return 0;

iosf_mbi_punit_acquire();
+ 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

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