Fix looks good.

On 2019-02-04 11:21 a.m., Ray Jui wrote:
From: Rayagonda Kokatanur <[email protected]>

RING_CONTROL reg was not written due to wrong address, hence all
the subsequent ring flush was timing out.

Fixes: a371c10ea4b3 ("mailbox: bcm-flexrm-mailbox: Fix FlexRM ring flush 
sequence")

Signed-off-by: Rayagonda Kokatanur <[email protected]>
Signed-off-by: Ray Jui <[email protected]>
Reviewed-by: Scott Branden <[email protected]>
---
  drivers/mailbox/bcm-flexrm-mailbox.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c 
b/drivers/mailbox/bcm-flexrm-mailbox.c
index d713271ebf7c..a64116586b4c 100644
--- a/drivers/mailbox/bcm-flexrm-mailbox.c
+++ b/drivers/mailbox/bcm-flexrm-mailbox.c
@@ -1396,9 +1396,9 @@ static void flexrm_shutdown(struct mbox_chan *chan)
/* Clear ring flush state */
        timeout = 1000; /* timeout of 1s */
-       writel_relaxed(0x0, ring + RING_CONTROL);
+       writel_relaxed(0x0, ring->regs + RING_CONTROL);
        do {
-               if (!(readl_relaxed(ring + RING_FLUSH_DONE) &
+               if (!(readl_relaxed(ring->regs + RING_FLUSH_DONE) &
                      FLUSH_DONE_MASK))
                        break;
                mdelay(1);

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