84     parser->data.report_id = 1; // we must give it a non-zero value or the parser doesn't work  in hid_reset_parser()
113 static bool hid_parse(struct hid_parser *parser, struct hid_data_t *data)  in hid_parse()  argument
186             parser->data.path.node[parser->data.path.size].u_page = parser->usage_table[0].u_page;  in hid_parse()
187             parser->data.path.node[parser->data.path.size].usage = parser->usage_table[0].usage;  in hid_parse()
188             ++parser->data.path.size;  in hid_parse()
197                 parser->data.path.node[parser->data.path.size].u_page = 0xff;  in hid_parse()
198                 parser->data.path.node[parser->data.path.size].usage = parser->value & 0x7f;  in hid_parse()
199                 ++parser->data.path.size;  in hid_parse()
208             --parser->data.path.size; // 为什么要--？？？？？  in hid_parse()
210             if (parser->data.path.node[parser->data.path.size].u_page == 0xff)  in hid_parse()
211                 --parser->data.path.size;  in hid_parse()
233             parser->data.path.node[parser->data.path.size].u_page = parser->usage_table[0].u_page;  in hid_parse()
234             parser->data.path.node[parser->data.path.size].usage = parser->usage_table[0].usage;  in hid_parse()
235             ++parser->data.path.size;  in hid_parse()
241             parser->data.type = (uint8_t)(parser->item & HID_ITEM_MASK);  in hid_parse()
242             parser->data.attribute = (uint8_t)parser->value;  in hid_parse()
244 …      __get_report_offset(parser, parser->data.report_id, (uint8_t)(parser->item & HID_ITEM_MASK));  in hid_parse()
251             parser->data.offset = *offset_ptr;  in hid_parse()
254             memcpy(data, &parser->data, sizeof(struct hid_data_t));  in hid_parse()
257             *offset_ptr = (*offset_ptr) + parser->data.size;  in hid_parse()
260             --parser->data.path.size;  in hid_parse()
293             parser->data.report_id = (uint8_t)parser->value;  in hid_parse()
295                 printk("%sReport ID: %i", __spaces(space_cnt), parser->data.report_id);  in hid_parse()
298             parser->data.size = parser->value;  in hid_parse()
300                 printk("%sReport size (%i)", __spaces(space_cnt), parser->data.size);  in hid_parse()
308             parser->data.unit_exp = (int8_t)parser->value;  in hid_parse()
309             if (parser->data.unit_exp > 7)  in hid_parse()
310                 parser->data.unit_exp |= 0xf0;  in hid_parse()
312                 printk("%sUnit Exp (%i)", __spaces(space_cnt), parser->data.unit_exp);  in hid_parse()
315             parser->data.unit = parser->value;  in hid_parse()
317                 printk("%sUnit (%i)", __spaces(space_cnt), parser->data.unit);  in hid_parse()
320 … parser->data.logical_min = __format_value(parser->value, item_size[parser->item & HID_SIZE_MASK]);  in hid_parse()
322                 printk("%sLogical Min (%i)", __spaces(space_cnt), parser->data.logical_min);  in hid_parse()
325 … parser->data.logical_max = __format_value(parser->value, item_size[parser->item & HID_SIZE_MASK]);  in hid_parse()
327                 printk("%sLogical Max (%i)", __spaces(space_cnt), parser->data.logical_max);  in hid_parse()
330 …    parser->data.phys_min = __format_value(parser->value, item_size[parser->item & HID_SIZE_MASK]);  in hid_parse()
332                 printk("%Physical Min (%i)", __spaces(space_cnt), parser->data.phys_min);  in hid_parse()
335 …    parser->data.phys_max = __format_value(parser->value, item_size[parser->item & HID_SIZE_MASK]);  in hid_parse()
337                 printk("%Physical Max (%i)", __spaces(space_cnt), parser->data.phys_max);  in hid_parse()
357     struct hid_data_t data;  in hid_parse_report()  local
363     while (hid_parse(&parser, &data))  in hid_parse_report()
521 static __always_inline bool __find_object(struct hid_parser *parser, struct hid_data_t *data)  in __find_object()  argument
523 …g("target_type=%d report_id=%d, offset=%d, size=%d", data->type, data->report_id, data->offset, da…  in __find_object()
531         if ((data->path.size > 0) && (found_data.type == data->type) &&  in __find_object()
532 … (memcmp(found_data.path.node, data->path.node, data->path.size * sizeof(struct hid_node_t)) == 0))  in __find_object()
537         else if ((found_data.report_id == data->report_id) && (found_data.type == data->type) &&  in __find_object()
538                  (found_data.offset == data->offset))  in __find_object()
546     memcpy(data, &found_data, sizeof(struct hid_data_t));  in __find_object()
547     data->report_count = parser->report_count;  in __find_object()
559 bool hid_parse_find_object(const void *hid_report, const int report_size, struct hid_data_t *data)  in hid_parse_find_object()  argument
568     if (__find_object(&parser, data))  in hid_parse_find_object()
575                data->size, data->offset, data->logical_min, data->logical_max, data->attribute);  in hid_parse_find_object()