[9610] wlbt: Add memory barrier in BT IRQ handler
authorSoren Andersen <s.andersen@samsung.com>
Thu, 29 Nov 2018 12:45:06 +0000 (13:45 +0100)
committerKim Gunho <gunho.kim@samsung.com>
Fri, 28 Jun 2019 14:45:53 +0000 (23:45 +0900)
commitd31352271aba0705ea6af3fc73de4a92f0b50b45
tree0e1aa283b40299ff7297a9c0a7d52b281d168454
parentefe24b61b036aa42299ba2a3c77f8872b231edaa
[9610] wlbt: Add memory barrier in BT IRQ handler

Added a memory barrier in the IRQ handler for BT,
to ensure that the irq bit is cleared before starting
to read the shared mailbox indexes.

Change-Id: I9b3979695bc23dd09c3a46a2f3130aa81e949ec4
SCSC-Bug-Id: SSB-46925
Signed-off-by: Soren Andersen <s.andersen@samsung.com>
drivers/misc/samsung/scsc_bt/scsc_shm.c