From: Vadim Fedorenko Date: Thu, 18 Sep 2025 13:11:46 +0000 (+0000) Subject: ptp_ocp: make ptp_ocp driver compatible with PTP_EXTTS_REQUEST2 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=d3ca2ef0c915d219e0d958e0bdcc4be6c02c210b;p=users%2Fhch%2Fmisc.git ptp_ocp: make ptp_ocp driver compatible with PTP_EXTTS_REQUEST2 Originally ptp_ocp driver was not strictly checking flags for external timestamper and was always activating rising edge timestamping as it's the only supported mode. Recent changes to ptp made it incompatible with PTP_EXTTS_REQUEST2 ioctl. Adjust ptp_clock_info to provide supported mode and be compatible with new infra. While at here remove explicit check of periodic output flags from the driver and provide supported flags for ptp core to check. Signed-off-by: Vadim Fedorenko Link: https://patch.msgid.link/20250918131146.651468-1-vadim.fedorenko@linux.dev Signed-off-by: Jakub Kicinski --- diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c index 4e1286ce05c9..794ec6e71990 100644 --- a/drivers/ptp/ptp_ocp.c +++ b/drivers/ptp/ptp_ocp.c @@ -1485,6 +1485,8 @@ static const struct ptp_clock_info ptp_ocp_clock_info = { .pps = true, .n_ext_ts = 6, .n_per_out = 5, + .supported_extts_flags = PTP_STRICT_FLAGS | PTP_RISING_EDGE, + .supported_perout_flags = PTP_PEROUT_DUTY_CYCLE | PTP_PEROUT_PHASE, }; static void @@ -2095,10 +2097,6 @@ ptp_ocp_signal_from_perout(struct ptp_ocp *bp, int gen, { struct ptp_ocp_signal s = { }; - if (req->flags & ~(PTP_PEROUT_DUTY_CYCLE | - PTP_PEROUT_PHASE)) - return -EOPNOTSUPP; - s.polarity = bp->signal[gen].polarity; s.period = ktime_set(req->period.sec, req->period.nsec); if (!s.period)