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USB host: make Open Firmware device id constant

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The match_table field of the struct of_device_id is constant in <linux/of_platform.h>
so it is worth to make the initialization data also constant.

The semantic match that finds this kind of pattern is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r@
disable decl_init,const_decl_init;
identifier I1, I2, x;
@@
	struct I1 {
	  ...
	  const struct I2 *x;
	  ...
	};
@s@
identifier r.I1, y;
identifier r.x, E;
@@
	struct I1 y = {
	  .x = E,
	};
@c@
identifier r.I2;
identifier s.E;
@@
	const struct I2 E[] = ... ;
@depends on !c@
identifier r.I2;
identifier s.E;
@@
+	const
	struct I2 E[] = ...;
// </smpl>

Signed-off-by: Németh Márton <nm127@freemail.hu>
Cc: Julia Lawall <julia@diku.dk>
Cc: cocci@diku.dk
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Németh Márton 2010-01-10 15:35:03 +01:00 committed by Greg Kroah-Hartman
parent 1e927d96cb
commit c4386ad07c
5 changed files with 5 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/usb/host/ehci-ppc-of.c
View file

@ -264,7 +264,7 @@ static int ehci_hcd_ppc_of_shutdown(struct of_device *op)
}
static struct of_device_id ehci_hcd_ppc_of_match[] = {
static const struct of_device_id ehci_hcd_ppc_of_match[] = {
{
.compatible = "usb-ehci",
},

2
drivers/usb/host/ehci-xilinx-of.c
View file

@ -281,7 +281,7 @@ static int ehci_hcd_xilinx_of_shutdown(struct of_device *op)
}
static struct of_device_id ehci_hcd_xilinx_of_match[] = {
static const struct of_device_id ehci_hcd_xilinx_of_match[] = {
{.compatible = "xlnx,xps-usb-host-1.00.a",},
{},
};

2
drivers/usb/host/fhci-hcd.c
View file

@ -805,7 +805,7 @@ static int __devexit of_fhci_remove(struct of_device *ofdev)
return fhci_remove(&ofdev->dev);
}
static struct of_device_id of_fhci_match[] = {
static const struct of_device_id of_fhci_match[] = {
{ .compatible = "fsl,mpc8323-qe-usb", },
{},
};

2
drivers/usb/host/isp1760-if.c
View file

@ -109,7 +109,7 @@ static int of_isp1760_remove(struct of_device *dev)
return 0;
}
static struct of_device_id of_isp1760_match[] = {
static const struct of_device_id of_isp1760_match[] = {
{
.compatible = "nxp,usb-isp1760",
},

2
drivers/usb/host/ohci-ppc-of.c
View file

@ -212,7 +212,7 @@ static int ohci_hcd_ppc_of_shutdown(struct of_device *op)
}
static struct of_device_id ohci_hcd_ppc_of_match[] = {
static const struct of_device_id ohci_hcd_ppc_of_match[] = {
#ifdef CONFIG_USB_OHCI_HCD_PPC_OF_BE
{
.name = "usb",