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authorRayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>2019-02-04 20:21:29 +0100
committerJassi Brar <jaswinder.singh@linaro.org>2019-02-18 17:40:58 +0100
commitd7bf31a0f85faaf63c63c39d55154825a1eaaea9 (patch)
treeebfc8e942bf150512df9d7c6fd5552e7ace8d021 /drivers/mailbox
parentmailbox: Export mbox_flush() (diff)
downloadlinux-d7bf31a0f85faaf63c63c39d55154825a1eaaea9.tar.xz
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mailbox: bcm-flexrm-mailbox: Fix FlexRM ring flush timeout issue
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 <rayagonda.kokatanur@broadcom.com> Signed-off-by: Ray Jui <ray.jui@broadcom.com> Reviewed-by: Scott Branden <scott.branden@broadcom.com> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Diffstat (limited to 'drivers/mailbox')
-rw-r--r--drivers/mailbox/bcm-flexrm-mailbox.c4
1 files 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);