diff options
| author | Csókás Bence <csokas.bence@prolan.hu> | 2022-08-11 13:13:49 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-08-13 03:23:41 +0300 |
| commit | 61d5e2a251fb20c2c5e998c3f1d52ed6d5360319 (patch) | |
| tree | d75fb2d3212892a1cbea27980e0d6132a347b122 /drivers/net/ethernet/freescale/fec_ptp.c | |
| parent | 40b4ac880e21d917da7f3752332fa57564a4c202 (diff) | |
| download | linux-61d5e2a251fb20c2c5e998c3f1d52ed6d5360319.tar.xz | |
fec: Fix timer capture timing in `fec_ptp_enable_pps()`
Code reimplements functionality already in `fec_ptp_read()`,
but misses check for FEC_QUIRK_BUG_CAPTURE. Replace with function call.
Fixes: 28b5f058cf1d ("net: fec: ptp: fix convergence issue to support LinuxPTP stack")
Signed-off-by: Csókás Bence <csokas.bence@prolan.hu>
Link: https://lore.kernel.org/r/20220811101348.13755-1-csokas.bence@prolan.hu
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/freescale/fec_ptp.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/fec_ptp.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 7d49c28215f3..3dc3c0b626c2 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -135,11 +135,7 @@ static int fec_ptp_enable_pps(struct fec_enet_private *fep, uint enable) * NSEC_PER_SEC - ts.tv_nsec. Add the remaining nanoseconds * to current timer would be next second. */ - tempval = readl(fep->hwp + FEC_ATIME_CTRL); - tempval |= FEC_T_CTRL_CAPTURE; - writel(tempval, fep->hwp + FEC_ATIME_CTRL); - - tempval = readl(fep->hwp + FEC_ATIME); + tempval = fep->cc.read(&fep->cc); /* Convert the ptp local counter to 1588 timestamp */ ns = timecounter_cyc2time(&fep->tc, tempval); ts = ns_to_timespec64(ns); |