Lines Matching full:report
49 * Register a new report for a device.
57 struct hid_report *report; in hid_register_report() local
64 report = kzalloc(sizeof(struct hid_report), GFP_KERNEL); in hid_register_report()
65 if (!report) in hid_register_report()
71 report->id = id; in hid_register_report()
72 report->type = type; in hid_register_report()
73 report->size = 0; in hid_register_report()
74 report->device = device; in hid_register_report()
75 report->application = application; in hid_register_report()
76 report_enum->report_id_hash[id] = report; in hid_register_report()
78 list_add_tail(&report->list, &report_enum->report_list); in hid_register_report()
79 INIT_LIST_HEAD(&report->field_entry_list); in hid_register_report()
81 return report; in hid_register_report()
86 * Register a new field for this report.
89 static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages) in hid_register_field() argument
93 if (report->maxfield == HID_MAX_FIELDS) { in hid_register_field()
94 hid_err(report->device, "too many fields in report\n"); in hid_register_field()
104 field->index = report->maxfield++; in hid_register_field()
105 report->field[field->index] = field; in hid_register_field()
110 field->report = report; in hid_register_field()
252 * Register a new field for this report.
257 struct hid_report *report; in hid_add_field() local
267 report = hid_register_report(parser->device, report_type, in hid_add_field()
269 if (!report) { in hid_add_field()
287 offset = report->size; in hid_add_field()
288 report->size += parser->global.report_size * parser->global.report_count; in hid_add_field()
293 /* Total size check: Allow for possible report index byte */ in hid_add_field()
294 if (report->size > (max_buffer_size - 1) << 3) { in hid_add_field()
295 hid_err(parser->device, "report is too long\n"); in hid_add_field()
305 field = hid_register_field(report, usages); in hid_add_field()
652 * Free a report and all registered fields. The field->usage and
657 static void hid_free_report(struct hid_report *report) in hid_free_report() argument
661 kfree(report->field_entries); in hid_free_report()
663 for (n = 0; n < report->maxfield; n++) in hid_free_report()
664 kfree(report->field[n]); in hid_free_report()
665 kfree(report); in hid_free_report()
669 * Close report. This function returns the device
680 struct hid_report *report = report_enum->report_id_hash[j]; in hid_close_report() local
681 if (report) in hid_close_report()
682 hid_free_report(report); in hid_close_report()
722 * Fetch a report description item from the data stream. We support long
875 * Scan a report descriptor before the device is added to the bus.
940 * hid_parse_report - parse device report
943 * @start: report start
944 * @size: report size
946 * Allocate the device report as read by the bus driver. This function should
965 * hid_validate_values - validate existing device report's value indexes
968 * @type: which report type to examine
969 * @id: which report ID to examine (0 for first)
970 * @field_index: which report field to examine
973 * Validate the number of values in a given field of a given report, after
981 struct hid_report *report; in hid_validate_values() local
984 hid_err(hid, "invalid HID report type %u\n", type); in hid_validate_values()
989 hid_err(hid, "invalid HID report id %u\n", id); in hid_validate_values()
996 * drivers go to access report values. in hid_validate_values()
1001 * report in the list. in hid_validate_values()
1003 report = list_first_entry_or_null( in hid_validate_values()
1007 report = hid->report_enum[type].report_id_hash[id]; in hid_validate_values()
1009 if (!report) { in hid_validate_values()
1013 if (report->maxfield <= field_index) { in hid_validate_values()
1018 if (report->field[field_index]->report_count < report_counts) { in hid_validate_values()
1023 return report; in hid_validate_values()
1077 * to all fields in the report. in hid_apply_multiplier_to_field()
1114 * controls in the report." in hid_apply_multiplier()
1175 /* Ignore if report count is out of bounds. */ in hid_setup_resolution_multiplier()
1191 * hid_open_report - open a driver-specific device report
1195 * Parse a report description into a hid_device structure. Reports are
1285 hid_err(device, "unbalanced collection at end of report description\n"); in hid_open_report()
1289 hid_err(device, "unbalanced delimiter at end of report description\n"); in hid_open_report()
1359 * Extract/implement a data field from/to a little endian report (bit array).
1364 * While the USB HID spec allows unlimited length bit fields in "report
1366 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1370 static u32 __extract(u8 *report, unsigned offset, int n) in __extract() argument
1380 value |= ((u32)report[idx] >> bit_shift) << bit_nr; in __extract()
1391 u32 hid_field_extract(const struct hid_device *hid, u8 *report, in hid_field_extract() argument
1400 return __extract(report, offset, n); in hid_field_extract()
1413 static void __implement(u8 *report, unsigned offset, int n, u32 value) in __implement() argument
1420 report[idx] &= ~(0xff << bit_shift); in __implement()
1421 report[idx] |= value << bit_shift; in __implement()
1432 report[idx] &= ~(bit_mask << bit_shift); in __implement()
1433 report[idx] |= value << bit_shift; in __implement()
1437 static void implement(const struct hid_device *hid, u8 *report, in implement() argument
1456 __implement(report, offset, n, value); in implement()
1476 * @report: hid report to match against
1478 * compare hid->driver->report_table->report_type to report->type
1480 static int hid_match_report(struct hid_device *hid, struct hid_report *report) in hid_match_report() argument
1489 id->report_type == report->type) in hid_match_report()
1566 * report processing (we do differential reporting to the layer).
1590 /* Ignore report if ErrorRollOver */ in hid_input_fetch_field()
1624 * next report processing (we do differential reporting to the layer).
1664 * Analyse a received report, and fetch the data from it. The field
1665 * content is stored for next report processing (we do differential
1669 struct hid_report *report, in hid_process_report() argument
1678 for (a = 0; a < report->maxfield; a++) in hid_process_report()
1679 hid_input_fetch_field(hid, report->field[a], data); in hid_process_report()
1681 if (!list_empty(&report->field_entry_list)) { in hid_process_report()
1684 &report->field_entry_list, in hid_process_report()
1699 for (a = 0; a < report->maxfield; a++) { in hid_process_report()
1700 field = report->field[a]; in hid_process_report()
1708 for (a = 0; a < report->maxfield; a++) { in hid_process_report()
1709 field = report->field[a]; in hid_process_report()
1721 * of processed usages in the report.
1727 struct hid_report *report, in __hid_insert_field_entry() argument
1740 &report->field_entry_list, in __hid_insert_field_entry()
1753 list_add_tail(&entry->list, &report->field_entry_list); in __hid_insert_field_entry()
1757 struct hid_report *report) in hid_report_process_ordering() argument
1764 /* count the number of individual fields in the report */ in hid_report_process_ordering()
1765 for (a = 0; a < report->maxfield; a++) { in hid_report_process_ordering()
1766 field = report->field[a]; in hid_report_process_ordering()
1779 report->field_entries = entries; in hid_report_process_ordering()
1782 * walk through all fields in the report and in hid_report_process_ordering()
1783 * store them by priority order in report->field_entry_list in hid_report_process_ordering()
1789 for (a = 0; a < report->maxfield; a++) { in hid_report_process_ordering()
1790 field = report->field[a]; in hid_report_process_ordering()
1794 __hid_insert_field_entry(hid, report, in hid_report_process_ordering()
1800 __hid_insert_field_entry(hid, report, &entries[usages], in hid_report_process_ordering()
1809 struct hid_report *report; in hid_process_ordering() local
1812 list_for_each_entry(report, &report_enum->report_list, list) in hid_process_ordering()
1813 hid_report_process_ordering(hid, report); in hid_process_ordering()
1817 * Output the field into the report.
1839 * Compute the size of a report.
1841 static size_t hid_compute_report_size(struct hid_report *report) in hid_compute_report_size() argument
1843 if (report->size) in hid_compute_report_size()
1844 return ((report->size - 1) >> 3) + 1; in hid_compute_report_size()
1850 * Create a report. 'data' has to be allocated using
1854 void hid_output_report(struct hid_report *report, __u8 *data) in hid_output_report() argument
1858 if (report->id > 0) in hid_output_report()
1859 *data++ = report->id; in hid_output_report()
1861 memset(data, 0, hid_compute_report_size(report)); in hid_output_report()
1862 for (n = 0; n < report->maxfield; n++) in hid_output_report()
1863 hid_output_field(report->device, report->field[n], data); in hid_output_report()
1870 u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags) in hid_alloc_report_buf() argument
1877 u32 len = hid_report_len(report) + 7; in hid_alloc_report_buf()
1884 * Set a field value. The report this field belongs to has to be
1898 hid_dump_input(field->report->device, field->usage + offset, value); in hid_set_field()
1901 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n", in hid_set_field()
1907 hid_err(field->report->device, "value %d is out of range\n", value); in hid_set_field()
1919 struct hid_report *report; in hid_get_report() local
1920 unsigned int n = 0; /* Normally report number is 0 */ in hid_get_report()
1922 /* Device uses numbered reports, data[0] is report number */ in hid_get_report()
1926 report = report_enum->report_id_hash[n]; in hid_get_report()
1927 if (report == NULL) in hid_get_report()
1930 return report; in hid_get_report()
1937 int __hid_request(struct hid_device *hid, struct hid_report *report, in __hid_request() argument
1944 buf = hid_alloc_report_buf(report, GFP_KERNEL); in __hid_request()
1948 len = hid_report_len(report); in __hid_request()
1951 hid_output_report(report, buf); in __hid_request()
1953 ret = hid->ll_driver->raw_request(hid, report->id, buf, len, in __hid_request()
1954 report->type, reqtype); in __hid_request()
1961 hid_input_report(hid, report->type, buf, ret, 0); in __hid_request()
1975 struct hid_report *report; in hid_report_raw_event() local
1982 report = hid_get_report(report_enum, data); in hid_report_raw_event()
1983 if (!report) in hid_report_raw_event()
1991 rsize = hid_compute_report_size(report); in hid_report_raw_event()
2002 dbg_hid("report %d is too short, (%d < %d)\n", report->id, in hid_report_raw_event()
2008 hid->hiddev_report_event(hid, report); in hid_report_raw_event()
2015 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) { in hid_report_raw_event()
2016 hid_process_report(hid, report, cdata, interrupt); in hid_report_raw_event()
2018 if (hdrv && hdrv->report) in hid_report_raw_event()
2019 hdrv->report(hid, report); in hid_report_raw_event()
2023 hidinput_report_event(hid, report); in hid_report_raw_event()
2030 * hid_input_report - report data from lower layer (usb, bt...)
2033 * @type: HID report type (HID_*_REPORT)
2034 * @data: report contents
2045 struct hid_report *report; in hid_input_report() local
2068 dbg_hid("empty report\n"); in hid_input_report()
2077 report = hid_get_report(report_enum, data); in hid_input_report()
2079 if (!report) { in hid_input_report()
2084 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) { in hid_input_report()
2085 ret = hdrv->raw_event(hid, report, data, size); in hid_input_report()
2380 * hid_hw_request - send report request to device
2383 * @report: report to send
2387 struct hid_report *report, enum hid_class_request reqtype) in hid_hw_request() argument
2390 return hdev->ll_driver->request(hdev, report, reqtype); in hid_hw_request()
2392 __hid_request(hdev, report, reqtype); in hid_hw_request()
2397 * hid_hw_raw_request - send report request to device
2400 * @reportnum: report ID
2403 * @rtype: HID report type
2428 * hid_hw_output_report - send output report to device
2787 * Read the device report descriptor once and use as template in hid_add_device()