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From: Trent Piepho <tpiepho@impinj.com>
To: "stefan@agner.ch" <stefan@agner.ch>,
	"jingoohan1@gmail.com" <jingoohan1@gmail.com>,
	"l.stach@pengutronix.de" <l.stach@pengutronix.de>,
	"gustavo.pimentel@synopsys.com" <gustavo.pimentel@synopsys.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
	"bhelgaas@google.com" <bhelgaas@google.com>
Subject: Re: [PATCH 2/2] PCI: imx6: limit DBI register length
Date: Tue, 20 Nov 2018 01:33:41 +0000	[thread overview]
Message-ID: <1542677620.30311.589.camel@impinj.com> (raw)
In-Reply-To: <20181119094144.4127-2-stefan@agner.ch>

On Mon, 2018-11-19 at 10:41 +0100, Stefan Agner wrote:
> 
>  
> +static const struct imx6_pcie_drvdata imx6q_pcie_drvdata = {
> +	.variant = IMX6Q,
> +	.dbi_length = 0x15c,
> +};
> +
> +static const struct imx6_pcie_drvdata imx6sx_pcie_drvdata = {
> +	.variant = IMX6SX,
> +};
> +
> +static const struct imx6_pcie_drvdata imx6qp_pcie_drvdata = {
> +	.variant = IMX6QP,
> +};
> +
> +static const struct imx6_pcie_drvdata imx7d_pcie_drvdata = {
> +	.variant = IMX7D,
> +};
> +
>  static const struct of_device_id imx6_pcie_of_match[] = {
> -	{ .compatible = "fsl,imx6q-pcie",  .data = (void *)IMX6Q,  },
> -	{ .compatible = "fsl,imx6sx-pcie", .data = (void *)IMX6SX, },
> -	{ .compatible = "fsl,imx6qp-pcie", .data = (void *)IMX6QP, },
> -	{ .compatible = "fsl,imx7d-pcie",  .data = (void *)IMX7D,  },
> +	{ .compatible = "fsl,imx6q-pcie",  .data = &imx6q_pcie_drvdata,  },
> +	{ .compatible = "fsl,imx6sx-pcie", .data = &imx6sx_pcie_drvdata, },
> +	{ .compatible = "fsl,imx6qp-pcie", .data = &imx6qp_pcie_drvdata, },
> +	{ .compatible = "fsl,imx7d-pcie",  .data = &imx7d_pcie_drvdata,  },
>  	{},
>  };

Instead of making a single drvdata struct for each type, this could use
an array:

static const struct imx6_pcie_drvdata drvdata[] = {
	[IMX6Q]  = { .variant = IMX6Q, .dbi_length = 0x15c },
	[IMX6SX] = { .variant = IMX6SX },
	[...]
};

static const struct of_device_id imx6_pcie_of_match[] = {
	{ .compatible = "fsl,imx6q-pcie",  .data = &drvdata[IMX6Q], },
	{ .compatible = "fsl,imx6sx-pcie", .data = &drvdata[IMX6SX], },
	...
};

  parent reply	other threads:[~2018-11-20  1:33 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-19  9:41 [PATCH 1/2] PCI: dwc: allow to limit registers set length Stefan Agner
2018-11-19  9:41 ` [PATCH 2/2] PCI: imx6: limit DBI register length Stefan Agner
2018-11-20  1:06   ` Trent Piepho
2018-11-20  1:33   ` Trent Piepho [this message]
2018-11-20 10:22   ` Leonard Crestez
2018-11-20 10:30     ` Stefan Agner
2018-11-20 13:03       ` Leonard Crestez
2018-11-20 13:12         ` Stefan Agner
2019-02-06  9:57 [PATCH 1/2] PCI: dwc: allow to limit registers set length Stefan Agner
2019-02-06  9:57 ` [PATCH 2/2] PCI: imx6: limit DBI register length Stefan Agner
2019-02-11 21:39   ` Bjorn Helgaas
2019-02-12  8:54     ` Lucas Stach
2019-02-12 11:33       ` Lorenzo Pieralisi
2019-02-12 19:07         ` Stefan Agner

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