RE: [PATCH v5 2/4] net: stmmac: dwc-qos: Add FSD EQoS support

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> -----Original Message-----
> From: Andrew Lunn <andrew@xxxxxxx>
> Sent: 28 January 2025 19:19
> To: Swathi K S <swathi.ks@xxxxxxxxxxx>
> Cc: krzk@xxxxxxxxxx; robh@xxxxxxxxxx; davem@xxxxxxxxxxxxx;
> edumazet@xxxxxxxxxx; kuba@xxxxxxxxxx; pabeni@xxxxxxxxxx;
> conor+dt@xxxxxxxxxx; richardcochran@xxxxxxxxx;
> mcoquelin.stm32@xxxxxxxxx; alim.akhtar@xxxxxxxxxxx; linux-
> fsd@xxxxxxxxx; netdev@xxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx; linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-samsung-soc@xxxxxxxxxxxxxxx;
> alexandre.torgue@xxxxxxxxxxx; peppe.cavallaro@xxxxxx;
> joabreu@xxxxxxxxxxxx; rcsekar@xxxxxxxxxxx; ssiddha@xxxxxxxxx;
> jayati.sahu@xxxxxxxxxxx; pankaj.dubey@xxxxxxxxxxx;
> ravi.patel@xxxxxxxxxxx; gost.dev@xxxxxxxxxxx
> Subject: Re: [PATCH v5 2/4] net: stmmac: dwc-qos: Add FSD EQoS support
> 
> > +static int fsd_clks_endisable(void *priv, bool enabled) {
> > +	struct fsd_eqos_plat_data *plat = priv;
> > +
> > +	if (enabled) {
> > +		return clk_bulk_prepare_enable(plat->num_clks, plat->clks);
> > +	} else {
> > +		clk_bulk_disable_unprepare(plat->num_clks, plat->clks);
> > +		return 0;
> > +	}
> > +}
> > +
> > +static int fsd_eqos_probe(struct platform_device *pdev,
> > +			  struct plat_stmmacenet_data *data,
> > +			  struct stmmac_resources *res)
> > +{
> > +	struct fsd_eqos_plat_data *priv_plat;
> > +	struct clk *rx1 = NULL;
> > +	struct clk *rx2 = NULL;
> > +	int ret = 0;
> > +
> > +	priv_plat = devm_kzalloc(&pdev->dev, sizeof(*priv_plat),
> GFP_KERNEL);
> > +	if (!priv_plat)
> > +		return -ENOMEM;
> > +
> > +	priv_plat->dev = &pdev->dev;
> > +
> > +	ret = devm_clk_bulk_get_all(&pdev->dev, &priv_plat->clks);
> > +	if (ret < 0)
> > +		return dev_err_probe(&pdev->dev, ret, "No clocks
> available\n");
> > +
> > +	priv_plat->num_clks = ret;
> 
> It looks like you should be able to share all the clk_bulk code with
> tegra_eqos_probe(). The stmmac driver suffers from lots of cut/paste code
> with no consolidation. You can at least not make the tegra code worse by
> doing a little refactoring.

Hi Andrew, 
Just to clarify, you were referring to refactoring tegra code to use
clk_bulk APIs, right?
In that case, will look into this and evaluate the best approach for
refactoring the code. 

- Swathi

> 
> 	Andrew





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