drivers/hid/hid-picolcd_debugfs.c

77 	u8 raw_data[3];
86 	raw_data[0] = *off & 0xff;
87 	raw_data[1] = (*off >> 8) & 0xff;
88 	raw_data[2] = s < 20 ? s : 20;
89 	if (*off + raw_data[2] > 0xff)
90 		raw_data[2] = 0x100 - *off;
91 	resp = picolcd_send_and_wait(data->hdev, REPORT_EE_READ, raw_data,
92 			sizeof(raw_data));
98 		ret = resp->raw_data[2];
101 		if (copy_to_user(u, resp->raw_data+3, ret))
117 	u8 raw_data[23];
124 	memset(raw_data, 0, sizeof(raw_data));
125 	raw_data[0] = *off & 0xff;
126 	raw_data[1] = (*off >> 8) & 0xff;
127 	raw_data[2] = min_t(size_t, 20, s);
128 	if (*off + raw_data[2] > 0xff)
129 		raw_data[2] = 0x100 - *off;
131 	if (copy_from_user(raw_data+3, u, min((u8)20, raw_data[2])))
133 	resp = picolcd_send_and_wait(data->hdev, REPORT_EE_WRITE, raw_data,
134 			sizeof(raw_data));
141 		if (memcmp(raw_data, resp->raw_data, 3+raw_data[2]) == 0) {
142 			*off += raw_data[2];
143 			ret = raw_data[2];
183 	u8 raw_data[4];
189 		len_off = _picolcd_flash_setaddr(data, raw_data, *off);
190 		raw_data[len_off] = s > 32 ? 32 : s;
191 		resp = picolcd_send_and_wait(data->hdev, report_id, raw_data, len_off+1);
196 			if (memcmp(raw_data, resp->raw_data, len_off+1) != 0)
198 			if (copy_to_user(u+ret, resp->raw_data+len_off+1, raw_data[len_off])) {
202 			*off += raw_data[len_off];
203 			s    -= raw_data[len_off];
204 			ret  += raw_data[len_off];
238 	u8 raw_data[3];
245 	len_off = _picolcd_flash_setaddr(data, raw_data, *off);
246 	resp = picolcd_send_and_wait(data->hdev, report_id, raw_data, len_off);
251 		if (memcmp(raw_data, resp->raw_data, len_off) != 0)
265 	u8 raw_data[36];
271 		len_off = _picolcd_flash_setaddr(data, raw_data, *off);
272 		raw_data[len_off] = s > 32 ? 32 : s;
273 		if (copy_from_user(raw_data+len_off+1, u, raw_data[len_off])) {
277 		resp = picolcd_send_and_wait(data->hdev, report_id, raw_data,
278 				len_off+1+raw_data[len_off]);
283 			if (memcmp(raw_data, resp->raw_data, len_off+1+raw_data[len_off]) != 0)
285 			*off += raw_data[len_off];
286 			s    -= raw_data[len_off];
287 			ret  += raw_data[len_off];
387 	u8 *raw_data;
400 	raw_data = hid_alloc_report_buf(report, GFP_ATOMIC);
401 	if (!raw_data) {
409 	raw_data[0] = report->id;
410 	hid_output_report(report, raw_data);
411 	dump_buff_as_hex(buff, BUFF_SZ, raw_data, raw_size);
420 		snprintf(buff, BUFF_SZ, "\tGPO state: 0x%02x\n", raw_data[1]);
428 		snprintf(buff, BUFF_SZ, "\tBrightness: 0x%02x\n", raw_data[1]);
436 		snprintf(buff, BUFF_SZ, "\tContrast: 0x%02x\n", raw_data[1]);
445 				raw_data[2], raw_data[1], raw_data[2] << 8 | raw_data[1]);
475 				raw_data[2], raw_data[1]);
477 		snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[3]);
486 				raw_data[2], raw_data[1]);
488 		snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[3]);
490 		if (raw_data[3] == 0) {
492 		} else if (raw_data[3] + 4 <= raw_size) {
495 			dump_buff_as_hex(buff, BUFF_SZ, raw_data+4, raw_data[3]);
510 					raw_data[2], raw_data[1]);
514 					raw_data[3], raw_data[2], raw_data[1]);
530 					raw_data[2], raw_data[1]);
532 			snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[3]);
536 					raw_data[3], raw_data[2], raw_data[1]);
538 			snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[4]);
554 					raw_data[2], raw_data[1]);
556 			snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[3]);
558 			if (raw_data[3] == 0) {
560 			} else if (raw_data[3] + 4 <= raw_size) {
563 				dump_buff_as_hex(buff, BUFF_SZ, raw_data+4, raw_data[3]);
570 					raw_data[3], raw_data[2], raw_data[1]);
572 			snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[4]);
574 			if (raw_data[4] == 0) {
576 			} else if (raw_data[4] + 5 <= raw_size) {
579 				dump_buff_as_hex(buff, BUFF_SZ, raw_data+5, raw_data[4]);
597 				raw_data[1] | (raw_data[2] << 8),
598 				raw_data[2], raw_data[1]);
626 				raw_data[1] | (raw_data[2] << 8),
627 				raw_data[2], raw_data[1]);
637 	kfree(raw_data);
643 		u8 *raw_data, int size)
662 		if (raw_data[2] < ARRAY_SIZE(error_codes))
664 					raw_data[2], error_codes[raw_data[2]], raw_data[1]);
667 					raw_data[2], raw_data[1]);
675 		if (raw_data[1] == 0)
677 		else if (raw_data[2] == 0)
679 					raw_data[1], raw_data[1]);
682 					raw_data[1], raw_data[1], raw_data[2], raw_data[2]);
690 		if (raw_data[1] == 0) {
693 		} else if (raw_data[1] + 1 <= size) {
695 					raw_data[1]);
697 			dump_buff_as_hex(buff, BUFF_SZ, raw_data+2, raw_data[1]);
701 					raw_data[1]-1);
711 				raw_data[2], raw_data[1]);
713 		snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[3]);
715 		if (raw_data[3] == 0) {
718 		} else if (raw_data[3] + 4 <= size) {
721 			dump_buff_as_hex(buff, BUFF_SZ, raw_data+4, raw_data[3]);
736 					raw_data[2], raw_data[1]);
738 			snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[3]);
740 			if (raw_data[3] == 0) {
742 			} else if (raw_data[3] + 4 <= size) {
745 				dump_buff_as_hex(buff, BUFF_SZ, raw_data+4, raw_data[3]);
752 					raw_data[3], raw_data[2], raw_data[1]);
754 			snprintf(buff, BUFF_SZ, "\tData length: %d\n", raw_data[4]);
756 			if (raw_data[4] == 0) {
758 			} else if (raw_data[4] + 5 <= size) {
761 				dump_buff_as_hex(buff, BUFF_SZ, raw_data+5, raw_data[4]);
776 				raw_data[2], raw_data[1]);
802 				raw_data[1], raw_data[2], raw_data[3], raw_data[4]);
805 				raw_data[5]);
813 				(raw_data[2] << 8) | raw_data[1]);
816 				(raw_data[4] << 8) | raw_data[3]);
824 				raw_data[1], raw_data[2]);