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staging: fsl-mc: bus: dpio: fix alter FQ state command 

When checking the response verb, the valid bit should be masked out,
since its value flips depending on what Response Register
(RR0 /RR1) it's been read from.

Fixes: 321eecb06b ("bus: fsl-mc: dpio: add QBMan portal APIs for DPAA2")
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Horia Geantă 2017-04-22 09:44:49 +03:00 committed by Greg Kroah-Hartman
parent 7ecb36442d
commit c96d886d7b
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/fsl-mc/bus/dpio/qbman-portal.c
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@ -963,7 +963,7 @@ int qbman_swp_alt_fq_state(struct qbman_swp *s, u32 fqid,
}
/* Decode the outcome */
WARN_ON(r->verb != alt_fq_verb);
WARN_ON((r->verb & QBMAN_RESULT_MASK) != alt_fq_verb);
/* Determine success or failure */
if (unlikely(r->rslt != QBMAN_MC_RSLT_OK)) {