Files
android_kernel_fxtec_sm6115/drivers/mailbox
Chris Lew 21652238fe mailbox: msm_qmp: Add msgram readback
On some device memory used by msm_qmp, there can be an early ack of a
write to memory succeeding. This may cause the outgoing interrupt to be
triggered before the msgram reflects the write.

Add a readback to ensure the data is flushed to device memory before
triggering the ipc interrupt.

Change-Id: I37618f2921dc34d969a04de80badf1820a188351
Signed-off-by: Chris Lew <clew@codeaurora.org>
2020-01-09 18:23:36 -08:00
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