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Message-ID: <ad2oatdtyjr3d65daxl3haciywxjl4s57i6lnnzgqpwpwkcgc2@c4inrmr55uca> Date: Thu, 14 Sep 2023 18:04:09 +0300 From: Serge Semin <fancer.lancer@...il.com> To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk> Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>, Jose Abreu <joabreu@...opsys.com>, Alexei Starovoitov <ast@...nel.org>, bpf@...r.kernel.org, Daniel Borkmann <daniel@...earbox.net>, "David S. Miller" <davem@...emloft.net>, Emil Renner Berthing <kernel@...il.dk>, Eric Dumazet <edumazet@...gle.com>, Fabio Estevam <festevam@...il.com>, Jakub Kicinski <kuba@...nel.org>, Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend <john.fastabend@...il.com>, linux-arm-kernel@...ts.infradead.org, linux-stm32@...md-mailman.stormreply.com, Maxime Coquelin <mcoquelin.stm32@...il.com>, netdev@...r.kernel.org, NXP Linux Team <linux-imx@....com>, Paolo Abeni <pabeni@...hat.com>, Pengutronix Kernel Team <kernel@...gutronix.de>, Samin Guo <samin.guo@...rfivetech.com>, Sascha Hauer <s.hauer@...gutronix.de>, Shawn Guo <shawnguo@...nel.org> Subject: Re: [PATCH net-next 5/6] net: stmmac: starfive: use stmmac_set_tx_clk_gmii() On Thu, Sep 14, 2023 at 02:51:40PM +0100, Russell King (Oracle) wrote: > Use stmmac_set_tx_clk_gmii(). > > Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk> Reviewed-by: Serge Semin <fancer.lancer@...il.com> -Serge(y) > --- > .../ethernet/stmicro/stmmac/dwmac-starfive.c | 28 +++++-------------- > 1 file changed, 7 insertions(+), 21 deletions(-) > > diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c > index 9289bb87c3e3..c2931464e977 100644 > --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c > +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c > @@ -27,29 +27,15 @@ struct starfive_dwmac { > static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigned int mode) > { > struct starfive_dwmac *dwmac = priv; > - unsigned long rate; > int err; > > - rate = clk_get_rate(dwmac->clk_tx); > - > - switch (speed) { > - case SPEED_1000: > - rate = 125000000; > - break; > - case SPEED_100: > - rate = 25000000; > - break; > - case SPEED_10: > - rate = 2500000; > - break; > - default: > - dev_err(dwmac->dev, "invalid speed %u\n", speed); > - break; > - } > - > - err = clk_set_rate(dwmac->clk_tx, rate); > - if (err) > - dev_err(dwmac->dev, "failed to set tx rate %lu\n", rate); > + err = stmmac_set_tx_clk_gmii(dwmac->clk_tx, speed); > + if (err == -ENOTSUPP) > + dev_err(dwmac->dev, "invalid speed %uMbps\n", speed); > + else if (err) > + dev_err(dwmac->dev, > + "failed to set tx rate for speed %uMbps: %pe\n", > + speed, ERR_PTR(err)); > } > > static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat) > -- > 2.30.2 > >
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