diff options
| author | Raju Rangoju <rajur@chelsio.com> | 2020-03-24 14:40:00 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-17 11:48:38 +0300 |
| commit | 0c36582cf87c226f0dd07ebef3a083f4b977bdbf (patch) | |
| tree | 9a2a24d0be6bb117e749d28b7d08067c04e55436 /drivers/net | |
| parent | 5b274de8f45fbbdc514a58cbc9d6ac63f5616268 (diff) | |
| download | linux-0c36582cf87c226f0dd07ebef3a083f4b977bdbf.tar.xz | |
cxgb4/ptp: pass the sign of offset delta in FW CMD
[ Upstream commit 50e0d28d3808146cc19b0d5564ef4ba9e5bf3846 ]
cxgb4_ptp_fineadjtime() doesn't pass the signedness of offset delta
in FW_PTP_CMD. Fix it by passing correct sign.
Signed-off-by: Raju Rangoju <rajur@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c index 9f9d6cae39d5..758f2b836328 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c @@ -246,6 +246,9 @@ static int cxgb4_ptp_fineadjtime(struct adapter *adapter, s64 delta) FW_PTP_CMD_PORTID_V(0)); c.retval_len16 = cpu_to_be32(FW_CMD_LEN16_V(sizeof(c) / 16)); c.u.ts.sc = FW_PTP_SC_ADJ_FTIME; + c.u.ts.sign = (delta < 0) ? 1 : 0; + if (delta < 0) + delta = -delta; c.u.ts.tm = cpu_to_be64(delta); err = t4_wr_mbox(adapter, adapter->mbox, &c, sizeof(c), NULL); |