Commit c5f370c7 authored Mar 06, 2018 by Ioana Radulescu Committed by Greg Kroah-Hartman Mar 08, 2018

staging: fsl-mc/dpio: Fix incorrect masking



In qbman_swp_alt_fq_state(), we need to mask the fqid value
before converting it to little endian, otherwise we write a
wrong value to hardware when running in big endian mode.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 6d02512f

drivers/staging/fsl-mc/bus/dpio/qbman-portal.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -922,7 +922,7 @@ int qbman_swp_alt_fq_state(struct qbman_swp *s, u32 fqid,
		if (!p)
		return -EBUSY;

		p->fqid = cpu_to_le32(fqid) & ALT_FQ_FQID_MASK;
		p->fqid = cpu_to_le32(fqid & ALT_FQ_FQID_MASK);

		/* Complete the management command */
		r = qbman_swp_mc_complete(s, p, alt_fq_verb);

Admin message