109 		return 0;  in cros_ec_read_state()
128 	return 0;  in cros_ec_read_state()
164  * @return actual image size in bytes, 0 if the image contains no content or
172 	 * Scan backwards looking for 0xea byte, which is by definition the  in get_image_used()
177 	     size > 0 && ec->flash_data[entry->offset + size] != 0xea;  in get_image_used()
181 	return size ? size + 1 : 0;  /* 0xea byte IS part of the image */  in get_image_used()
187  * Keymap entries in the fdt take the form of 0xRRCCKKKK where
192  * @return 0 if ok, -1 on error
209 	for (upto = 0; upto < ec->matrix_count; upto++) {  in keyscan_read_fdt_matrix()
215 		matrix->col = (word >> 16) & 0xff;  in keyscan_read_fdt_matrix()
216 		matrix->keycode = word & 0xffff;  in keyscan_read_fdt_matrix()
232 	return 0;  in keyscan_read_fdt_matrix()
251 	memset(ec->keyscan, '\0', bytes);  in cros_ec_keyscan()
255 	for (i = 0, matrix = ec->matrix; i < ec->matrix_count; i++, matrix++) {  in cros_ec_keyscan()
259 		for (found = false, j = 0; j < count; j++) {  in cros_ec_keyscan()
283  * @return length of response data, or 0 for no response data, or -1 on error
292 	debug("EC command %#0x\n", req_hdr->command);  in process_cmd()
299 		resp->out_data = req->in_data + 0x01020304;  in process_cmd()
326 			len = 0;  in process_cmd()
341 			len = 0;  in process_cmd()
345 			len = 0;  in process_cmd()
356 		resp->mask = 0;  in process_cmd()
388 			resp->reserved0 = 0;  in process_cmd()
407 		if (req->flags == expect || req->flags == 0) {  in process_cmd()
409 								0;  in process_cmd()
411 			resp->writable_flags = 0;  in process_cmd()
447 		len = 0;  in process_cmd()
454 		len = 0;  in process_cmd()
461 		len = 0;  in process_cmd()
482 	if (len < 0)  in cros_ec_sandbox_packet()
488 	resp_hdr->reserved = 0;  in cros_ec_sandbox_packet()
490 	resp_hdr->checksum = 0;  in cros_ec_sandbox_packet()
503 	start = get_timer(0);  in cros_ec_check_keyboard()