Re: [PATCH v1 2/4] net: fec: refactor PPS channel configuration
From: Frank Li
Date: Wed Aug 07 2024 - 11:26:48 EST
On Wed, Aug 07, 2024 at 04:43:47PM +0200, Francesco Dolcini wrote:
> From: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>
>
> Preparation patch to allow for PPS channel configuration, no functional
> change intended.
>
> Signed-off-by: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>
Reviewed-by: Frank Li <Frank.Li@xxxxxxx>
> ---
> drivers/net/ethernet/freescale/fec_ptp.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c
> index e32f6724f568..6f0f8bf61752 100644
> --- a/drivers/net/ethernet/freescale/fec_ptp.c
> +++ b/drivers/net/ethernet/freescale/fec_ptp.c
> @@ -84,8 +84,7 @@
> #define FEC_CC_MULT (1 << 31)
> #define FEC_COUNTER_PERIOD (1 << 31)
> #define PPS_OUPUT_RELOAD_PERIOD NSEC_PER_SEC
> -#define FEC_CHANNLE_0 0
> -#define DEFAULT_PPS_CHANNEL FEC_CHANNLE_0
> +#define DEFAULT_PPS_CHANNEL 0
>
> #define FEC_PTP_MAX_NSEC_PERIOD 4000000000ULL
> #define FEC_PTP_MAX_NSEC_COUNTER 0x80000000ULL
> @@ -530,8 +529,9 @@ static int fec_ptp_enable(struct ptp_clock_info *ptp,
> unsigned long flags;
> int ret = 0;
>
> + fep->pps_channel = DEFAULT_PPS_CHANNEL;
> +
> if (rq->type == PTP_CLK_REQ_PPS) {
> - fep->pps_channel = DEFAULT_PPS_CHANNEL;
> fep->reload_period = PPS_OUPUT_RELOAD_PERIOD;
>
> ret = fec_ptp_enable_pps(fep, on);
> @@ -542,10 +542,9 @@ static int fec_ptp_enable(struct ptp_clock_info *ptp,
> if (rq->perout.flags)
> return -EOPNOTSUPP;
>
> - if (rq->perout.index != DEFAULT_PPS_CHANNEL)
> + if (rq->perout.index != fep->pps_channel)
> return -EOPNOTSUPP;
>
> - fep->pps_channel = DEFAULT_PPS_CHANNEL;
> period.tv_sec = rq->perout.period.sec;
> period.tv_nsec = rq->perout.period.nsec;
> period_ns = timespec64_to_ns(&period);
> --
> 2.39.2
>