167  * scancode_to_u64() - converts scancode in &struct input_keymap_entry
168  * @ke: keymap entry containing scancode to be converted.
169  * @scancode: pointer to the location where converted scancode should
175 static int scancode_to_u64(const struct input_keymap_entry *ke, u64 *scancode)  in scancode_to_u64()  argument
179 		*scancode = *((u8 *)ke->scancode);  in scancode_to_u64()
183 		*scancode = *((u16 *)ke->scancode);  in scancode_to_u64()
187 		*scancode = *((u32 *)ke->scancode);  in scancode_to_u64()
191 		*scancode = *((u64 *)ke->scancode);  in scancode_to_u64()
202  * ir_create_table() - initializes a scancode table
236  * ir_free_table() - frees memory allocated by a scancode table
240  * scancode table.
252  * ir_resize_table() - resizes a scancode table if necessary
301  * ir_update_mapping() - set a keycode in the scancode->keycode table
303  * @rc_map:	scancode table to be adjusted
307  * This routine is used to update scancode->keycode mapping at given
324 			index, rc_map->scan[index].scancode);  in ir_update_mapping()
332 			rc_map->scan[index].scancode, new_keycode);  in ir_update_mapping()
340 		/* ... but another scancode might use the same keycode */  in ir_update_mapping()
356  * ir_establish_scancode() - set a keycode in the scancode->keycode table
358  * @rc_map:	scancode table to be searched
359  * @scancode:	the desired scancode
363  * This routine is used to locate given scancode in rc_map.
364  * If scancode is not yet present the routine will allocate a new slot
367  * return:	index of the mapping containing scancode in question
372 					  u64 scancode, bool resize)  in ir_establish_scancode()  argument
385 		scancode &= dev->scancode_mask;  in ir_establish_scancode()
389 		if (rc_map->scan[i].scancode == scancode)  in ir_establish_scancode()
392 		/* Keytable is sorted from lowest to highest scancode */  in ir_establish_scancode()
393 		if (rc_map->scan[i].scancode >= scancode)  in ir_establish_scancode()
407 	rc_map->scan[i].scancode = scancode;  in ir_establish_scancode()
415  * ir_setkeycode() - set a keycode in the scancode->keycode table
431 	u64 scancode;  in ir_setkeycode()  local
444 		retval = scancode_to_u64(ke, &scancode);  in ir_setkeycode()
448 		index = ir_establish_scancode(rdev, rc_map, scancode, true);  in ir_setkeycode()
463  * ir_setkeytable() - sets several entries in the scancode->keycode table
484 					      from->scan[i].scancode, false);  in ir_setkeytable()
502 	const u64 *scancode = key;  in rc_map_cmp()  local
505 	if (*scancode < e->scancode)  in rc_map_cmp()
507 	else if (*scancode > e->scancode)  in rc_map_cmp()
513  * ir_lookup_by_scancode() - locate mapping by scancode
515  * @scancode:	scancode to look for in the table
518  * given scancode.
523 					  u64 scancode)  in ir_lookup_by_scancode()  argument
527 	res = bsearch(&scancode, rc_map->scan, rc_map->len,  in ir_lookup_by_scancode()
536  * ir_getkeycode() - get a keycode from the scancode->keycode table
552 	u64 scancode;  in ir_getkeycode()  local
560 		retval = scancode_to_u64(ke, &scancode);  in ir_getkeycode()
564 		index = ir_lookup_by_scancode(rc_map, scancode);  in ir_getkeycode()
572 		ke->len = sizeof(entry->scancode);  in ir_getkeycode()
573 		memcpy(ke->scancode, &entry->scancode, sizeof(entry->scancode));  in ir_getkeycode()
595  * rc_g_keycode_from_table() - gets the keycode that corresponds to a scancode
597  * @scancode:	the scancode to look for
599  * This routine is used by drivers which need to convert a scancode to a
605 u32 rc_g_keycode_from_table(struct rc_dev *dev, u64 scancode)  in rc_g_keycode_from_table()  argument
614 	index = ir_lookup_by_scancode(rc_map, scancode);  in rc_g_keycode_from_table()
621 		dev_dbg(&dev->dev, "%s: scancode 0x%04llx keycode 0x%02x\n",  in rc_g_keycode_from_table()
622 			dev->device_name, scancode, keycode);  in rc_g_keycode_from_table()
734  * not include the necessary bits to reproduce the scancode has been
743 		.scancode = dev->last_scancode, .rc_proto = dev->last_protocol,  in rc_repeat()
773  * @scancode:   the scancode of the keypress
781 			  u64 scancode, u32 keycode, u8 toggle)  in ir_do_keydown()  argument
785 			  dev->last_scancode != scancode ||  in ir_do_keydown()
788 		.scancode = scancode, .rc_proto = protocol,  in ir_do_keydown()
800 	if (scancode <= U32_MAX)  in ir_do_keydown()
801 		input_event(dev->input_dev, EV_MSC, MSC_SCAN, scancode);  in ir_do_keydown()
804 	dev->last_scancode = scancode;  in ir_do_keydown()
812 		dev_dbg(&dev->dev, "%s: key down event, key 0x%04x, protocol 0x%04x, scancode 0x%08llx\n",  in ir_do_keydown()
813 			dev->device_name, keycode, protocol, scancode);  in ir_do_keydown()
842  * @scancode:	the scancode for the keypress
849 void rc_keydown(struct rc_dev *dev, enum rc_proto protocol, u64 scancode,  in rc_keydown()  argument
853 	u32 keycode = rc_g_keycode_from_table(dev, scancode);  in rc_keydown()
856 	ir_do_keydown(dev, protocol, scancode, keycode, toggle);  in rc_keydown()
872  * @scancode:	the scancode for the keypress
880 			  u64 scancode, u8 toggle)  in rc_keydown_notimeout()  argument
883 	u32 keycode = rc_g_keycode_from_table(dev, scancode);  in rc_keydown_notimeout()
886 	ir_do_keydown(dev, protocol, scancode, keycode, toggle);  in rc_keydown_notimeout()
892  * rc_validate_scancode() - checks that a scancode is valid for a protocol.
895  * @scancode:	scancode
897 bool rc_validate_scancode(enum rc_proto proto, u32 scancode)  in rc_validate_scancode()  argument
905 		if ((((scancode >> 16) ^ ~(scancode >> 8)) & 0xff) == 0)  in rc_validate_scancode()
914 		if ((((scancode >> 8) ^ ~scancode) & 0xff) == 0)  in rc_validate_scancode()
922 		if ((scancode & 0xffff0000) != 0x800f0000)  in rc_validate_scancode()
926 		if ((scancode & 0xffff0000) == 0x800f0000)  in rc_validate_scancode()
937  * rc_validate_filter() - checks that the scancode and mask are valid and
940  * @filter:	the scancode and mask
1351  * show_filter() - shows the current scancode filter value or mask
1356  * This routine is a callback routine to read a scancode filter value or mask.
1358  * It prints the current scancode filter value or mask of the appropriate filter
1393  * store_filter() - changes the scancode filter value
1399  * This routine is for changing a scancode filter value or mask.
1402  * specified or if scancode filtering is not supported by the driver, otherwise