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Message-ID: <dzkuxule24yqekmor73rmmhtsg2vlqsupt7xtag4t3mzazksl7@dqpe5qmccsre> Date: Thu, 14 Sep 2023 17:59:21 +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 2/6] net: stmmac: imx: use stmmac_set_tx_clk_gmii() On Thu, Sep 14, 2023 at 02:51:25PM +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) > --- > .../net/ethernet/stmicro/stmmac/dwmac-imx.c | 26 +++++-------------- > 1 file changed, 7 insertions(+), 19 deletions(-) > > diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c > index df34e34cc14f..cb56f9523acc 100644 > --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c > +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c > @@ -186,7 +186,6 @@ static void imx_dwmac_fix_speed(void *priv, unsigned int speed, unsigned int mod > { > struct plat_stmmacenet_data *plat_dat; > struct imx_priv_data *dwmac = priv; > - unsigned long rate; > int err; > > plat_dat = dwmac->plat_dat; > @@ -196,24 +195,13 @@ static void imx_dwmac_fix_speed(void *priv, unsigned int speed, unsigned int mod > (plat_dat->mac_interface == PHY_INTERFACE_MODE_MII)) > return; > > - 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); > - return; > - } > - > - err = clk_set_rate(dwmac->clk_tx, rate); > - if (err < 0) > - 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 void imx93_dwmac_fix_speed(void *priv, unsigned int speed, unsigned int mode) > -- > 2.30.2 > >
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