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    Subject[PATCH 5.13 674/800] fsi/sbefifo: Clean up correct FIFO when receiving reset request from SBE
    Date
    From: Joachim Fenkes <FENKES@de.ibm.com>

    [ Upstream commit 95152433e46fdb36652ebdbea442356a16ae1fa6 ]

    When the SBE requests a reset via the down FIFO, that is also the
    FIFO we should go and reset ;)

    Fixes: 9f4a8a2d7f9d ("fsi/sbefifo: Add driver for the SBE FIFO")
    Signed-off-by: Joachim Fenkes <FENKES@de.ibm.com>
    Signed-off-by: Joel Stanley <joel@jms.id.au>
    Link: https://lore.kernel.org/r/20200724071518.430515-2-joel@jms.id.au
    Signed-off-by: Joel Stanley <joel@jms.id.au>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/fsi/fsi-sbefifo.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/fsi/fsi-sbefifo.c b/drivers/fsi/fsi-sbefifo.c
    index bfd5e5da8020..de27c435d706 100644
    --- a/drivers/fsi/fsi-sbefifo.c
    +++ b/drivers/fsi/fsi-sbefifo.c
    @@ -400,7 +400,7 @@ static int sbefifo_cleanup_hw(struct sbefifo *sbefifo)
    /* The FIFO already contains a reset request from the SBE ? */
    if (down_status & SBEFIFO_STS_RESET_REQ) {
    dev_info(dev, "Cleanup: FIFO reset request set, resetting\n");
    - rc = sbefifo_regw(sbefifo, SBEFIFO_UP, SBEFIFO_PERFORM_RESET);
    + rc = sbefifo_regw(sbefifo, SBEFIFO_DOWN, SBEFIFO_PERFORM_RESET);
    if (rc) {
    sbefifo->broken = true;
    dev_err(dev, "Cleanup: Reset reg write failed, rc=%d\n", rc);
    --
    2.30.2


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