167  * ir_create_table() - initializes a scancode table
201  * ir_free_table() - frees memory allocated by a scancode table
205  * scancode table.
217  * ir_resize_table() - resizes a scancode table if necessary
266  * ir_update_mapping() - set a keycode in the scancode->keycode table
268  * @rc_map:	scancode table to be adjusted
272  * This routine is used to update scancode->keycode mapping at given
289 			index, rc_map->scan[index].scancode);  in ir_update_mapping()
297 			rc_map->scan[index].scancode, new_keycode);  in ir_update_mapping()
305 		/* ... but another scancode might use the same keycode */  in ir_update_mapping()
321  * ir_establish_scancode() - set a keycode in the scancode->keycode table
323  * @rc_map:	scancode table to be searched
324  * @scancode:	the desired scancode
328  * This routine is used to locate given scancode in rc_map.
329  * If scancode is not yet present the routine will allocate a new slot
332  * return:	index of the mapping containing scancode in question
337 					  unsigned int scancode,  in ir_establish_scancode()  argument
351 		scancode &= dev->scancode_mask;  in ir_establish_scancode()
355 		if (rc_map->scan[i].scancode == scancode)  in ir_establish_scancode()
358 		/* Keytable is sorted from lowest to highest scancode */  in ir_establish_scancode()
359 		if (rc_map->scan[i].scancode >= scancode)  in ir_establish_scancode()
373 	rc_map->scan[i].scancode = scancode;  in ir_establish_scancode()
381  * ir_setkeycode() - set a keycode in the scancode->keycode table
397 	unsigned int scancode;  in ir_setkeycode()  local
410 		retval = input_scancode_to_scalar(ke, &scancode);  in ir_setkeycode()
414 		index = ir_establish_scancode(rdev, rc_map, scancode, true);  in ir_setkeycode()
429  * ir_setkeytable() - sets several entries in the scancode->keycode table
451 					      from->scan[i].scancode, false);  in ir_setkeytable()
469 	const unsigned int *scancode = key;  in rc_map_cmp()  local
472 	if (*scancode < e->scancode)  in rc_map_cmp()
474 	else if (*scancode > e->scancode)  in rc_map_cmp()
480  * ir_lookup_by_scancode() - locate mapping by scancode
482  * @scancode:	scancode to look for in the table
485  * given scancode.
490 					  unsigned int scancode)  in ir_lookup_by_scancode()  argument
494 	res = bsearch(&scancode, rc_map->scan, rc_map->len,  in ir_lookup_by_scancode()
503  * ir_getkeycode() - get a keycode from the scancode->keycode table
519 	unsigned int scancode;  in ir_getkeycode()  local
527 		retval = input_scancode_to_scalar(ke, &scancode);  in ir_getkeycode()
531 		index = ir_lookup_by_scancode(rc_map, scancode);  in ir_getkeycode()
539 		ke->len = sizeof(entry->scancode);  in ir_getkeycode()
540 		memcpy(ke->scancode, &entry->scancode, sizeof(entry->scancode));  in ir_getkeycode()
563  * rc_g_keycode_from_table() - gets the keycode that corresponds to a scancode
565  * @scancode:	the scancode to look for
567  * This routine is used by drivers which need to convert a scancode to a
573 u32 rc_g_keycode_from_table(struct rc_dev *dev, u32 scancode)  in rc_g_keycode_from_table()  argument
582 	index = ir_lookup_by_scancode(rc_map, scancode);  in rc_g_keycode_from_table()
589 		dev_dbg(&dev->dev, "%s: scancode 0x%04x keycode 0x%02x\n",  in rc_g_keycode_from_table()
590 			dev->device_name, scancode, keycode);  in rc_g_keycode_from_table()
702  * not include the necessary bits to reproduce the scancode has been
711 		.scancode = dev->last_scancode, .rc_proto = dev->last_protocol,  in rc_repeat()
738  * @scancode:   the scancode of the keypress
746 			  u32 scancode, u32 keycode, u8 toggle)  in ir_do_keydown()  argument
750 			  dev->last_scancode != scancode ||  in ir_do_keydown()
753 		.scancode = scancode, .rc_proto = protocol,  in ir_do_keydown()
764 	input_event(dev->input_dev, EV_MSC, MSC_SCAN, scancode);  in ir_do_keydown()
767 	dev->last_scancode = scancode;  in ir_do_keydown()
775 		dev_dbg(&dev->dev, "%s: key down event, key 0x%04x, protocol 0x%04x, scancode 0x%08x\n",  in ir_do_keydown()
776 			dev->device_name, keycode, protocol, scancode);  in ir_do_keydown()
805  * @scancode:	the scancode for the keypress
812 void rc_keydown(struct rc_dev *dev, enum rc_proto protocol, u32 scancode,  in rc_keydown()  argument
816 	u32 keycode = rc_g_keycode_from_table(dev, scancode);  in rc_keydown()
819 	ir_do_keydown(dev, protocol, scancode, keycode, toggle);  in rc_keydown()
835  * @scancode:	the scancode for the keypress
843 			  u32 scancode, u8 toggle)  in rc_keydown_notimeout()  argument
846 	u32 keycode = rc_g_keycode_from_table(dev, scancode);  in rc_keydown_notimeout()
849 	ir_do_keydown(dev, protocol, scancode, keycode, toggle);  in rc_keydown_notimeout()
855  * rc_validate_scancode() - checks that a scancode is valid for a protocol.
858  * @scancode:	scancode
860 bool rc_validate_scancode(enum rc_proto proto, u32 scancode)  in rc_validate_scancode()  argument
868 		if ((((scancode >> 16) ^ ~(scancode >> 8)) & 0xff) == 0)  in rc_validate_scancode()
877 		if ((((scancode >> 8) ^ ~scancode) & 0xff) == 0)  in rc_validate_scancode()
885 		if ((scancode & 0xffff0000) != 0x800f0000)  in rc_validate_scancode()
889 		if ((scancode & 0xffff0000) == 0x800f0000)  in rc_validate_scancode()
900  * rc_validate_filter() - checks that the scancode and mask are valid and
903  * @filter:	the scancode and mask
1310  * show_filter() - shows the current scancode filter value or mask
1315  * This routine is a callback routine to read a scancode filter value or mask.
1317  * It prints the current scancode filter value or mask of the appropriate filter
1352  * store_filter() - changes the scancode filter value
1358  * This routine is for changing a scancode filter value or mask.
1361  * specified or if scancode filtering is not supported by the driver, otherwise