[Intel-wired-lan] [PATCH net v2 5/5] ptp: ocp: reject unsupported periodic output flags

[Simon Horman]

On Wed, Mar 12, 2025 at 03:15:54PM -0700, Jacob Keller wrote:
> The ptp_ocp_signal_from_perout() function supports PTP_PEROUT_DUTY_CYCLE
> and PTP_PEROUT_PHASE. It does not support PTP_PEROUT_ONE_SHOT, but does not
> reject a request with such an unsupported flag.
> 
> Add the appropriate check to ensure that unsupported requests are rejected
> both for PTP_PEROUT_ONE_SHOT as well as any future flags.
> 
> Fixes: 1aa66a3a135a ("ptp: ocp: Program the signal generators via PTP_CLK_REQ_PEROUT")
> Reviewed-by: Vadim Fedorenko <vadim.fedorenko at linux.dev>
> Signed-off-by: Jacob Keller <jacob.e.keller at intel.com>

Reviewed-by: Simon Horman <horms at kernel.org>