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Commit 7c82a7b9 authored by Igal Liberman's avatar Igal Liberman Committed by David S. Miller
Browse files

fsl/fman: fix dtsec_set_tx_pause_frames 



Fix a bug introduced in e06a03bd (fsl/fman: fix the pause_time test)
When pause_time is set to '0' - pause frames are disabled and
there's no need to apply dTSEC-A003 Errata workaround.

Signed-off-by: default avatarIgal Liberman <igal.liberman@freescale.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 387178ec

drivers/net/ethernet/freescale/fman/fman_dtsec.c

+3 −4
Original line number Diff line number Diff line
@@ -932,15 +932,14 @@ int dtsec_set_tx_pause_frames(struct fman_mac *dtsec, 
	if (!is_init_done(dtsec->dtsec_drv_param))

		return -EINVAL;



	if (pause_time) {

		/* FM_BAD_TX_TS_IN_B_2_B_ERRATA_DTSEC_A003 Errata workaround */

	if (dtsec->fm_rev_info.major == 2)

		if (pause_time <= 320) {

		if (dtsec->fm_rev_info.major == 2 && pause_time <= 320) {

			pr_warn("pause-time: %d illegal.Should be > 320\n",

				pause_time);

			return -EINVAL;

		}



	if (pause_time) {

		ptv = ioread32be(&regs->ptv);

		ptv &= PTV_PTE_MASK;

		ptv |= pause_time & PTV_PT_MASK;