Re: [PATCH v10 5/6] add TC G210 platform driver

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On Friday 04 March 2016 17:22:18 Joao Pinto wrote:
> This patch adds a glue platform driver for the Synopsys G210 Test Chip.
> 
> Signed-off-by: Joao Pinto <jpinto@xxxxxxxxxxxx>

Looks basically ok, but I think it can be simplified a little:

> +/**
> + * struct ufs_hba_dwc_vops - UFS DWC specific variant operations
> + */
> +static struct ufs_hba_variant_ops tc_dwc_g210_pltfm_hba_vops = {
> +	.name                   = "tc-dwc-g210-pltfm",
> +	.link_startup_notify	= ufshcd_dwc_link_startup_notify,
> +};
> +
> +/**
> + * tc_dwc_g210_pltfm_probe()
> + * @pdev: pointer to platform device structure
> + *
> + */
> +static int tc_dwc_g210_pltfm_probe(struct platform_device *pdev)
> +{
> +	int err;
> +	struct device *dev = &pdev->dev;
> +	struct device_node *np = dev->of_node;
> +
> +	/* Check Test Chip type and set the specific setup routine */
> +	if (of_device_is_compatible(np, "snps, g210-tc-6.00-20bit")) {
> +		tc_dwc_g210_pltfm_hba_vops.custom_phy_initialization =
> +						tc_dwc_g210_config_20_bit;
> +	} else if (of_device_is_compatible(np, "snps, g210-tc-6.00-40bit")) {
> +		tc_dwc_g210_pltfm_hba_vops.custom_phy_initialization =
> +						tc_dwc_g210_config_40_bit;
> +	}

Instead of manually checking the compatible string, define two copies
of the ufs_hba_variant_ops, and put a pointer to them into the
.data field of tc_dwc_g210_pltfm_match.

	Arnd
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