Re: [PATCH net-next v12 3/7] stmmac: dwmac-mediatek: re-arrange clock setting

From: Biao Huang
Date: Mon Jan 17 2022 - 20:51:56 EST


Dear Angelo,
Thanks for your comments.
On Mon, 2022-01-17 at 11:38 +0100, AngeloGioacchino Del Regno wrote:
> Il 17/01/22 08:07, Biao Huang ha scritto:
> > The rmii_internal clock is needed only when PHY
> > interface is RMII, and reference clock is from MAC.
> >
> > Re-arrange the clock setting as following:
> > 1. the optional "rmii_internal" is controlled by devm_clk_get(),
> > 2. other clocks still be configured by devm_clk_bulk_get().
> >
> > Signed-off-by: Biao Huang <biao.huang@xxxxxxxxxxxx>
> > ---
> > .../ethernet/stmicro/stmmac/dwmac-mediatek.c | 72 +++++++++++++-
> > -----
> > 1 file changed, 49 insertions(+), 23 deletions(-)
> >
> > diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
> > b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
> > index 8747aa4403e8..2678d2deb26a 100644
> > --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
> > +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
> > @@ -49,14 +49,15 @@ struct mac_delay_struct {
> > struct mediatek_dwmac_plat_data {
> > const struct mediatek_dwmac_variant *variant;
> > struct mac_delay_struct mac_delay;
> > + struct clk *rmii_internal_clk;
> > struct clk_bulk_data *clks;
> > - struct device_node *np;
> > struct regmap *peri_regmap;
> > + struct device_node *np;
> > struct device *dev;
> > phy_interface_t phy_mode;
> > - int num_clks_to_config;
> > bool rmii_clk_from_mac;
> > bool rmii_rxc;
> > + int num_clks;
>
> I don't see any need to get a num_clks here, at this point: since all
> functions
> reading this are getting passed a pointer to this entire structure,
> you can
> simply always access plat->variant->num_clks.
>
> Please, drop the addition of num_clks in this struct.
>
> Regards,
> Angelo
OK, will remove it in next send.