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[5.10,492/593] fsi/sbefifo: Clean up correct FIFO when receiving reset request from SBE

Message ID 20210712060945.421320558@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman July 12, 2021, 6:10 a.m. UTC 
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(-)
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Patch

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);