Commit e8b4d8b5 authored by Vincent Cheng's avatar Vincent Cheng Committed by David S. Miller
Browse files

ptp: ptp_clockmatrix: Add alignment of 1 PPS to idtcm_perout_enable. 



When enabling output using PTP_CLK_REQ_PEROUT, need to align the output
clock to the internal 1 PPS clock.

Signed-off-by: default avatarVincent Cheng <vincent.cheng.xh@renesas.com>
Acked-by: default avatarRichard Cochran <richardcochran@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 797d3186

drivers/ptp/ptp_clockmatrix.c

+13 −3
Original line number Diff line number Diff line
@@ -1389,13 +1389,23 @@ static int idtcm_perout_enable(struct idtcm_channel *channel, 
			       bool enable,

			       struct ptp_perout_request *perout)

{

	struct idtcm *idtcm = channel->idtcm;

	unsigned int flags = perout->flags;

	struct timespec64 ts = {0, 0};

	int err;



	if (flags == PEROUT_ENABLE_OUTPUT_MASK)

		return idtcm_output_mask_enable(channel, enable);

		err = idtcm_output_mask_enable(channel, enable);

	else

		err = idtcm_output_enable(channel, enable, perout->index);



	if (err) {

		dev_err(&idtcm->client->dev, "Unable to set output enable");

		return err;

	}



	/* Enable/disable individual output instead */

	return idtcm_output_enable(channel, enable, perout->index);

	/* Align output to internal 1 PPS */

	return _idtcm_settime(channel, &ts, SCSR_TOD_WR_TYPE_SEL_DELTA_PLUS);

}



static int idtcm_get_pll_mode(struct idtcm_channel *channel,