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Commit e8c84f9a authored by Jiri Slaby's avatar Jiri Slaby Committed by Jiri Kosina
Browse files

modpost: add support for hid 



Generate aliases for hid device modules to support autoloading.

Signed-off-by: default avatarJiri Slaby <jirislaby@gmail.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 7591103c

include/linux/hid.h

+1 −0
Original line number Diff line number Diff line
@@ -67,6 +67,7 @@ 
#include <linux/types.h>

#include <linux/slab.h>

#include <linux/list.h>

#include <linux/mod_devicetable.h> /* hid_device_id */

#include <linux/timer.h>

#include <linux/workqueue.h>

#include <linux/input.h>

include/linux/mod_devicetable.h

+10 −0
Original line number Diff line number Diff line
@@ -131,6 +131,16 @@ struct usb_device_id { 
#define USB_DEVICE_ID_MATCH_INT_SUBCLASS	0x0100

#define USB_DEVICE_ID_MATCH_INT_PROTOCOL	0x0200



#define HID_ANY_ID				(~0)



struct hid_device_id {

	__u16 bus;

	__u32 vendor;

	__u32 product;

	kernel_ulong_t driver_data

		__attribute__((aligned(sizeof(kernel_ulong_t))));

};



/* s390 CCW devices */

struct ccw_device_id {

	__u16	match_flags;	/* which fields to match against */

scripts/mod/file2alias.c

+18 −0
Original line number Diff line number Diff line
@@ -206,6 +206,20 @@ static void do_usb_table(void *symval, unsigned long size, 
		do_usb_entry_multi(symval + i, mod);

}



/* Looks like: hid:bNvNpN */

static int do_hid_entry(const char *filename,

			     struct hid_device_id *id, char *alias)

{

	id->vendor = TO_NATIVE(id->vendor);

	id->product = TO_NATIVE(id->product);



	sprintf(alias, "hid:b%04X", id->bus);

	ADD(alias, "v", id->vendor != HID_ANY_ID, id->vendor);

	ADD(alias, "p", id->product != HID_ANY_ID, id->product);



	return 1;

}



/* Looks like: ieee1394:venNmoNspNverN */

static int do_ieee1394_entry(const char *filename,

			     struct ieee1394_device_id *id, char *alias)
@@ -745,6 +759,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, 
	else if (sym_is(symname, "__mod_usb_device_table"))

		/* special case to handle bcdDevice ranges */

		do_usb_table(symval, sym->st_size, mod);

	else if (sym_is(symname, "__mod_hid_device_table"))

		do_table(symval, sym->st_size,

			 sizeof(struct hid_device_id), "hid",

			 do_hid_entry, mod);

	else if (sym_is(symname, "__mod_ieee1394_device_table"))

		do_table(symval, sym->st_size,

			 sizeof(struct ieee1394_device_id), "ieee1394",