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()
715 * Fetch a report description item from the data stream. We support long
868 * Scan a report descriptor before the device is added to the bus.
933 * hid_parse_report - parse device report
936 * @start: report start
937 * @size: report size
939 * Allocate the device report as read by the bus driver. This function should
958 * hid_validate_values - validate existing device report's value indexes
961 * @type: which report type to examine
962 * @id: which report ID to examine (0 for first)
963 * @field_index: which report field to examine
966 * Validate the number of values in a given field of a given report, after
974 struct hid_report *report; in hid_validate_values() local
977 hid_err(hid, "invalid HID report type %u\n", type); in hid_validate_values()
982 hid_err(hid, "invalid HID report id %u\n", id); in hid_validate_values()
989 * drivers go to access report values. in hid_validate_values()
994 * report in the list. in hid_validate_values()
996 report = list_first_entry_or_null( in hid_validate_values()
1000 report = hid->report_enum[type].report_id_hash[id]; in hid_validate_values()
1002 if (!report) { in hid_validate_values()
1006 if (report->maxfield <= field_index) { in hid_validate_values()
1011 if (report->field[field_index]->report_count < report_counts) { in hid_validate_values()
1016 return report; in hid_validate_values()
1070 * to all fields in the report. in hid_apply_multiplier_to_field()
1107 * controls in the report." in hid_apply_multiplier()
1168 /* Ignore if report count is out of bounds. */ in hid_setup_resolution_multiplier()
1184 * hid_open_report - open a driver-specific device report
1188 * Parse a report description into a hid_device structure. Reports are
1278 hid_err(device, "unbalanced collection at end of report description\n"); in hid_open_report()
1282 hid_err(device, "unbalanced delimiter at end of report description\n"); in hid_open_report()
1352 * Extract/implement a data field from/to a little endian report (bit array).
1357 * While the USB HID spec allows unlimited length bit fields in "report
1359 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1363 static u32 __extract(u8 *report, unsigned offset, int n) in __extract() argument
1373 value |= ((u32)report[idx] >> bit_shift) << bit_nr; in __extract()
1384 u32 hid_field_extract(const struct hid_device *hid, u8 *report, in hid_field_extract() argument
1393 return __extract(report, offset, n); in hid_field_extract()
1406 static void __implement(u8 *report, unsigned offset, int n, u32 value) in __implement() argument
1413 report[idx] &= ~(0xff << bit_shift); in __implement()
1414 report[idx] |= value << bit_shift; in __implement()
1425 report[idx] &= ~(bit_mask << bit_shift); in __implement()
1426 report[idx] |= value << bit_shift; in __implement()
1430 static void implement(const struct hid_device *hid, u8 *report, in implement() argument
1449 __implement(report, offset, n, value); in implement()
1469 * @report: hid report to match against
1471 * compare hid->driver->report_table->report_type to report->type
1473 static int hid_match_report(struct hid_device *hid, struct hid_report *report) in hid_match_report() argument
1482 id->report_type == report->type) in hid_match_report()
1559 * report processing (we do differential reporting to the layer).
1583 /* Ignore report if ErrorRollOver */ in hid_input_fetch_field()
1617 * next report processing (we do differential reporting to the layer).
1657 * Analyse a received report, and fetch the data from it. The field
1658 * content is stored for next report processing (we do differential
1662 struct hid_report *report, in hid_process_report() argument
1671 for (a = 0; a < report->maxfield; a++) in hid_process_report()
1672 hid_input_fetch_field(hid, report->field[a], data); in hid_process_report()
1674 if (!list_empty(&report->field_entry_list)) { in hid_process_report()
1677 &report->field_entry_list, in hid_process_report()
1692 for (a = 0; a < report->maxfield; a++) { in hid_process_report()
1693 field = report->field[a]; in hid_process_report()
1701 for (a = 0; a < report->maxfield; a++) { in hid_process_report()
1702 field = report->field[a]; in hid_process_report()
1714 * of processed usages in the report.
1720 struct hid_report *report, in __hid_insert_field_entry() argument
1733 &report->field_entry_list, in __hid_insert_field_entry()
1746 list_add_tail(&entry->list, &report->field_entry_list); in __hid_insert_field_entry()
1750 struct hid_report *report) in hid_report_process_ordering() argument
1757 /* count the number of individual fields in the report */ in hid_report_process_ordering()
1758 for (a = 0; a < report->maxfield; a++) { in hid_report_process_ordering()
1759 field = report->field[a]; in hid_report_process_ordering()
1772 report->field_entries = entries; in hid_report_process_ordering()
1775 * walk through all fields in the report and in hid_report_process_ordering()
1776 * store them by priority order in report->field_entry_list in hid_report_process_ordering()
1782 for (a = 0; a < report->maxfield; a++) { in hid_report_process_ordering()
1783 field = report->field[a]; in hid_report_process_ordering()
1787 __hid_insert_field_entry(hid, report, in hid_report_process_ordering()
1793 __hid_insert_field_entry(hid, report, &entries[usages], in hid_report_process_ordering()
1802 struct hid_report *report; in hid_process_ordering() local
1805 list_for_each_entry(report, &report_enum->report_list, list) in hid_process_ordering()
1806 hid_report_process_ordering(hid, report); in hid_process_ordering()
1810 * Output the field into the report.
1832 * Compute the size of a report.
1834 static size_t hid_compute_report_size(struct hid_report *report) in hid_compute_report_size() argument
1836 if (report->size) in hid_compute_report_size()
1837 return ((report->size - 1) >> 3) + 1; in hid_compute_report_size()
1843 * Create a report. 'data' has to be allocated using
1847 void hid_output_report(struct hid_report *report, __u8 *data) in hid_output_report() argument
1851 if (report->id > 0) in hid_output_report()
1852 *data++ = report->id; in hid_output_report()
1854 memset(data, 0, hid_compute_report_size(report)); in hid_output_report()
1855 for (n = 0; n < report->maxfield; n++) in hid_output_report()
1856 hid_output_field(report->device, report->field[n], data); in hid_output_report()
1863 u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags) in hid_alloc_report_buf() argument
1870 u32 len = hid_report_len(report) + 7; in hid_alloc_report_buf()
1877 * Set a field value. The report this field belongs to has to be
1891 hid_dump_input(field->report->device, field->usage + offset, value); in hid_set_field()
1894 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n", in hid_set_field()
1900 hid_err(field->report->device, "value %d is out of range\n", value); in hid_set_field()
1912 struct hid_report *report; in hid_get_report() local
1913 unsigned int n = 0; /* Normally report number is 0 */ in hid_get_report()
1915 /* Device uses numbered reports, data[0] is report number */ in hid_get_report()
1919 report = report_enum->report_id_hash[n]; in hid_get_report()
1920 if (report == NULL) in hid_get_report()
1923 return report; in hid_get_report()
1930 int __hid_request(struct hid_device *hid, struct hid_report *report, in __hid_request() argument
1937 buf = hid_alloc_report_buf(report, GFP_KERNEL); in __hid_request()
1941 len = hid_report_len(report); in __hid_request()
1944 hid_output_report(report, buf); in __hid_request()
1946 ret = hid->ll_driver->raw_request(hid, report->id, buf, len, in __hid_request()
1947 report->type, reqtype); in __hid_request()
1954 hid_input_report(hid, report->type, buf, ret, 0); in __hid_request()
1968 struct hid_report *report; in hid_report_raw_event() local
1975 report = hid_get_report(report_enum, data); in hid_report_raw_event()
1976 if (!report) in hid_report_raw_event()
1984 rsize = hid_compute_report_size(report); in hid_report_raw_event()
1995 dbg_hid("report %d is too short, (%d < %d)\n", report->id, in hid_report_raw_event()
2001 hid->hiddev_report_event(hid, report); in hid_report_raw_event()
2008 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) { in hid_report_raw_event()
2009 hid_process_report(hid, report, cdata, interrupt); in hid_report_raw_event()
2011 if (hdrv && hdrv->report) in hid_report_raw_event()
2012 hdrv->report(hid, report); in hid_report_raw_event()
2016 hidinput_report_event(hid, report); in hid_report_raw_event()
2023 * hid_input_report - report data from lower layer (usb, bt...)
2026 * @type: HID report type (HID_*_REPORT)
2027 * @data: report contents
2038 struct hid_report *report; in hid_input_report() local
2061 dbg_hid("empty report\n"); in hid_input_report()
2070 report = hid_get_report(report_enum, data); in hid_input_report()
2072 if (!report) { in hid_input_report()
2077 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) { in hid_input_report()
2078 ret = hdrv->raw_event(hid, report, data, size); in hid_input_report()
2373 * hid_hw_request - send report request to device
2376 * @report: report to send
2380 struct hid_report *report, enum hid_class_request reqtype) in hid_hw_request() argument
2383 return hdev->ll_driver->request(hdev, report, reqtype); in hid_hw_request()
2385 __hid_request(hdev, report, reqtype); in hid_hw_request()
2390 * hid_hw_raw_request - send report request to device
2393 * @reportnum: report ID
2396 * @rtype: HID report type
2421 * hid_hw_output_report - send output report to device
2780 * Read the device report descriptor once and use as template in hid_add_device()