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i3c: master: Add missing runtime PM get in dev_nack_retry_count_store()

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Ensure the device is runtime resumed while updating the retry
configuration to avoid accessing the controller while suspended.

Call i3c_master_rpm_get() before accessing the controller in
dev_nack_retry_count_store() and release it with
i3c_master_rpm_put() afterwards.

Fixes: 990c149c61 ("i3c: master: Introduce optional Runtime PM support")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260616113752.196140-3-adrian.hunter@intel.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Adrian Hunter 2026-06-16 14:37:51 +03:00 committed by Alexandre Belloni
parent ab5f9c5cb5
commit 79ce29e100
1 changed files with 6 additions and 0 deletions
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6
drivers/i3c/master.c
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@ -767,12 +767,18 @@ static ssize_t dev_nack_retry_count_store(struct device *dev,
if (ret)
return ret;
ret = i3c_master_rpm_get(master);
if (ret)
return ret;
i3c_bus_maintenance_lock(i3cbus);
ret = master->ops->set_dev_nack_retry(master, val);
if (!ret)
master->dev_nack_retry_count = val;
i3c_bus_maintenance_unlock(i3cbus);
i3c_master_rpm_put(master);
return ret ?: count;
}