On Mon, Jul 01, 2024 at 05:08:09PM +0200, Przemek Kitszel wrote:
> On 7/1/24 15:27, Simon Horman wrote:
> > On Thu, Jun 27, 2024 at 05:09:31PM +0200, Karol Kolacinski wrote:
> > > From: Sergey Temerkhanov <sergey.temerkha...@intel.com>
> > >
> > > Implement 1PPS signal enabling/disabling in CGU. The amplitude is
> > > always the maximum in this implementation
> > >
> > > Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalew...@intel.com>
> > > Signed-off-by: Sergey Temerkhanov <sergey.temerkha...@intel.com>
> > > Co-developed-by: Karol Kolacinski <karol.kolacin...@intel.com>
> > > Signed-off-by: Karol Kolacinski <karol.kolacin...@intel.com>
> >
> > ...
> >
> > > diff --git a/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
> > > b/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
> > > index 07ecf2a86742..fa7cf8453b88 100644
> > > --- a/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
> > > +++ b/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
> > > @@ -661,6 +661,27 @@ static int ice_cfg_cgu_pll_e825c(struct ice_hw *hw,
> > > return 0;
> > > }
> > > +#define ICE_ONE_PPS_OUT_AMP_MAX 3
> > > +
> > > +/**
> > > + * ice_cgu_ena_pps_out - Enable/disable 1PPS output
> > > + * @hw: pointer to the HW struct
> > > + * @ena: Enable/disable 1PPS output
> >
> > Please include a "Returns: " or "Return: " section in the kernel doc
> > for functions that have a return value.
>
> last time I have checked only the singular "Return:" was supported (aka
> non-complained) by kdoc checker on W=2 builds
Yes, agreed.
My point was that the kernel document should have a (correct :)
section to document the return value.
>
> >
> > NIPA has recently got more picky about this.
> > Flagged by kernel-doc -none --Warn
> >
> > > + */
> > > +int ice_cgu_ena_pps_out(struct ice_hw *hw, bool ena)
> > > +{
> > > + union nac_cgu_dword9 dw9;
> > > + int err;
> > > +
> > > + err = ice_read_cgu_reg_e82x(hw, NAC_CGU_DWORD9, &dw9.val);
> > > + if (err)
> > > + return err;
> > > +
> > > + dw9.one_pps_out_en = ena;
> > > + dw9.one_pps_out_amp = ena * ICE_ONE_PPS_OUT_AMP_MAX;
> > > + return ice_write_cgu_reg_e82x(hw, NAC_CGU_DWORD9, dw9.val);
> > > +}
> > > +
> > > /**
> > > * ice_cfg_cgu_pll_dis_sticky_bits_e82x - disable TS PLL sticky bits
> > > * @hw: pointer to the HW struct
> >
> > ...
> >
>
