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authorJJ Ding <jj_ding@emc.com.tw>2011-09-09 13:31:58 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-09-09 13:35:02 -0400
commit1dc6edec127e1fdb89d246189c232fe635d2f921 (patch)
treeed12c72185f5124ae9ef8cfb2e6cc01dc4e12b45 /drivers
parent28f49616113f3a1fbef789319bfd2122d0c3663f (diff)
Input: elantech - add v4 hardware support
v4 hardware is a true multitouch capable touchpad (up to 5 fingers). The packet format is quite complex, please see protocol document for reference. Signed-off-by: JJ Ding <jj_ding@emc.com.tw> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/input/mouse/elantech.c249
-rw-r--r--drivers/input/mouse/elantech.h29
2 files changed, 262 insertions, 16 deletions
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 9cfc70ae83fd..b8733b377266 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -84,7 +84,7 @@ static int elantech_read_reg(struct psmouse *psmouse, unsigned char reg,
84 unsigned char param[3]; 84 unsigned char param[3];
85 int rc = 0; 85 int rc = 0;
86 86
87 if (reg < 0x10 || reg > 0x26) 87 if (reg < 0x07 || reg > 0x26)
88 return -1; 88 return -1;
89 89
90 if (reg > 0x11 && reg < 0x20) 90 if (reg > 0x11 && reg < 0x20)
@@ -109,7 +109,7 @@ static int elantech_read_reg(struct psmouse *psmouse, unsigned char reg,
109 } 109 }
110 break; 110 break;
111 111
112 case 3: 112 case 3 ... 4:
113 if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || 113 if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
114 elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) || 114 elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) ||
115 elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || 115 elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
@@ -122,8 +122,10 @@ static int elantech_read_reg(struct psmouse *psmouse, unsigned char reg,
122 122
123 if (rc) 123 if (rc)
124 pr_err("failed to read register 0x%02x.\n", reg); 124 pr_err("failed to read register 0x%02x.\n", reg);
125 else 125 else if (etd->hw_version != 4)
126 *val = param[0]; 126 *val = param[0];
127 else
128 *val = param[1];
127 129
128 return rc; 130 return rc;
129} 131}
@@ -137,7 +139,7 @@ static int elantech_write_reg(struct psmouse *psmouse, unsigned char reg,
137 struct elantech_data *etd = psmouse->private; 139 struct elantech_data *etd = psmouse->private;
138 int rc = 0; 140 int rc = 0;
139 141
140 if (reg < 0x10 || reg > 0x26) 142 if (reg < 0x07 || reg > 0x26)
141 return -1; 143 return -1;
142 144
143 if (reg > 0x11 && reg < 0x20) 145 if (reg > 0x11 && reg < 0x20)
@@ -176,6 +178,20 @@ static int elantech_write_reg(struct psmouse *psmouse, unsigned char reg,
176 rc = -1; 178 rc = -1;
177 } 179 }
178 break; 180 break;
181
182 case 4:
183 if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
184 elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) ||
185 elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
186 elantech_ps2_command(psmouse, NULL, reg) ||
187 elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
188 elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) ||
189 elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
190 elantech_ps2_command(psmouse, NULL, val) ||
191 elantech_ps2_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) {
192 rc = -1;
193 }
194 break;
179 } 195 }
180 196
181 if (rc) 197 if (rc)
@@ -409,12 +425,12 @@ static void elantech_report_absolute_v3(struct psmouse *psmouse,
409 * byte 1: . . . . ax11 ax10 ax9 ax8 425 * byte 1: . . . . ax11 ax10 ax9 ax8
410 * byte 2: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0 426 * byte 2: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0
411 */ 427 */
412 etd->prev_x = ((packet[1] & 0x0f) << 8) | packet[2]; 428 etd->mt[0].x = ((packet[1] & 0x0f) << 8) | packet[2];
413 /* 429 /*
414 * byte 4: . . . . ay11 ay10 ay9 ay8 430 * byte 4: . . . . ay11 ay10 ay9 ay8
415 * byte 5: ay7 ay6 ay5 ay4 ay3 ay2 ay1 ay0 431 * byte 5: ay7 ay6 ay5 ay4 ay3 ay2 ay1 ay0
416 */ 432 */
417 etd->prev_y = etd->y_max - 433 etd->mt[0].y = etd->y_max -
418 (((packet[4] & 0x0f) << 8) | packet[5]); 434 (((packet[4] & 0x0f) << 8) | packet[5]);
419 /* 435 /*
420 * wait for next packet 436 * wait for next packet
@@ -423,8 +439,8 @@ static void elantech_report_absolute_v3(struct psmouse *psmouse,
423 } 439 }
424 440
425 /* packet_type == PACKET_V3_TAIL */ 441 /* packet_type == PACKET_V3_TAIL */
426 x1 = etd->prev_x; 442 x1 = etd->mt[0].x;
427 y1 = etd->prev_y; 443 y1 = etd->mt[0].y;
428 x2 = ((packet[1] & 0x0f) << 8) | packet[2]; 444 x2 = ((packet[1] & 0x0f) << 8) | packet[2];
429 y2 = etd->y_max - (((packet[4] & 0x0f) << 8) | packet[5]); 445 y2 = etd->y_max - (((packet[4] & 0x0f) << 8) | packet[5]);
430 break; 446 break;
@@ -450,6 +466,129 @@ static void elantech_report_absolute_v3(struct psmouse *psmouse,
450 input_sync(dev); 466 input_sync(dev);
451} 467}
452 468
469static void elantech_input_sync_v4(struct psmouse *psmouse)
470{
471 struct input_dev *dev = psmouse->dev;
472 unsigned char *packet = psmouse->packet;
473
474 input_report_key(dev, BTN_LEFT, packet[0] & 0x01);
475 input_report_key(dev, BTN_RIGHT, packet[0] & 0x02);
476 input_mt_report_pointer_emulation(dev, true);
477 input_sync(dev);
478}
479
480static void process_packet_status_v4(struct psmouse *psmouse)
481{
482 struct input_dev *dev = psmouse->dev;
483 unsigned char *packet = psmouse->packet;
484 unsigned fingers;
485 int i;
486
487 /* notify finger state change */
488 fingers = packet[1] & 0x1f;
489 for (i = 0; i < ETP_MAX_FINGERS; i++) {
490 if ((fingers & (1 << i)) == 0) {
491 input_mt_slot(dev, i);
492 input_mt_report_slot_state(dev, MT_TOOL_FINGER, false);
493 }
494 }
495
496 elantech_input_sync_v4(psmouse);
497}
498
499static void process_packet_head_v4(struct psmouse *psmouse)
500{
501 struct input_dev *dev = psmouse->dev;
502 struct elantech_data *etd = psmouse->private;
503 unsigned char *packet = psmouse->packet;
504 int id = ((packet[3] & 0xe0) >> 5) - 1;
505 int pres, traces;
506
507 if (id < 0)
508 return;
509
510 etd->mt[id].x = ((packet[1] & 0x0f) << 8) | packet[2];
511 etd->mt[id].y = etd->y_max - (((packet[4] & 0x0f) << 8) | packet[5]);
512 pres = (packet[1] & 0xf0) | ((packet[4] & 0xf0) >> 4);
513 traces = (packet[0] & 0xf0) >> 4;
514
515 input_mt_slot(dev, id);
516 input_mt_report_slot_state(dev, MT_TOOL_FINGER, true);
517
518 input_report_abs(dev, ABS_MT_POSITION_X, etd->mt[id].x);
519 input_report_abs(dev, ABS_MT_POSITION_Y, etd->mt[id].y);
520 input_report_abs(dev, ABS_MT_PRESSURE, pres);
521 input_report_abs(dev, ABS_MT_TOUCH_MAJOR, traces * etd->width);
522 /* report this for backwards compatibility */
523 input_report_abs(dev, ABS_TOOL_WIDTH, traces);
524
525 elantech_input_sync_v4(psmouse);
526}
527
528static void process_packet_motion_v4(struct psmouse *psmouse)
529{
530 struct input_dev *dev = psmouse->dev;
531 struct elantech_data *etd = psmouse->private;
532 unsigned char *packet = psmouse->packet;
533 int weight, delta_x1 = 0, delta_y1 = 0, delta_x2 = 0, delta_y2 = 0;
534 int id, sid;
535
536 id = ((packet[0] & 0xe0) >> 5) - 1;
537 if (id < 0)
538 return;
539
540 sid = ((packet[3] & 0xe0) >> 5) - 1;
541 weight = (packet[0] & 0x10) ? ETP_WEIGHT_VALUE : 1;
542 /*
543 * Motion packets give us the delta of x, y values of specific fingers,
544 * but in two's complement. Let the compiler do the conversion for us.
545 * Also _enlarge_ the numbers to int, in case of overflow.
546 */
547 delta_x1 = (signed char)packet[1];
548 delta_y1 = (signed char)packet[2];
549 delta_x2 = (signed char)packet[4];
550 delta_y2 = (signed char)packet[5];
551
552 etd->mt[id].x += delta_x1 * weight;
553 etd->mt[id].y -= delta_y1 * weight;
554 input_mt_slot(dev, id);
555 input_report_abs(dev, ABS_MT_POSITION_X, etd->mt[id].x);
556 input_report_abs(dev, ABS_MT_POSITION_Y, etd->mt[id].y);
557
558 if (sid >= 0) {
559 etd->mt[sid].x += delta_x2 * weight;
560 etd->mt[sid].y -= delta_y2 * weight;
561 input_mt_slot(dev, sid);
562 input_report_abs(dev, ABS_MT_POSITION_X, etd->mt[sid].x);
563 input_report_abs(dev, ABS_MT_POSITION_Y, etd->mt[sid].y);
564 }
565
566 elantech_input_sync_v4(psmouse);
567}
568
569static void elantech_report_absolute_v4(struct psmouse *psmouse,
570 int packet_type)
571{
572 switch (packet_type) {
573 case PACKET_V4_STATUS:
574 process_packet_status_v4(psmouse);
575 break;
576
577 case PACKET_V4_HEAD:
578 process_packet_head_v4(psmouse);
579 break;
580
581 case PACKET_V4_MOTION:
582 process_packet_motion_v4(psmouse);
583 break;
584
585 case PACKET_UNKNOWN:
586 default:
587 /* impossible to get here */
588 break;
589 }
590}
591
453static int elantech_packet_check_v1(struct psmouse *psmouse) 592static int elantech_packet_check_v1(struct psmouse *psmouse)
454{ 593{
455 struct elantech_data *etd = psmouse->private; 594 struct elantech_data *etd = psmouse->private;
@@ -504,7 +643,7 @@ static int elantech_packet_check_v2(struct psmouse *psmouse)
504 643
505/* 644/*
506 * We check the constant bits to determine what packet type we get, 645 * We check the constant bits to determine what packet type we get,
507 * so packet checking is mandatory for v3 hardware. 646 * so packet checking is mandatory for v3 and later hardware.
508 */ 647 */
509static int elantech_packet_check_v3(struct psmouse *psmouse) 648static int elantech_packet_check_v3(struct psmouse *psmouse)
510{ 649{
@@ -527,6 +666,25 @@ static int elantech_packet_check_v3(struct psmouse *psmouse)
527 return PACKET_UNKNOWN; 666 return PACKET_UNKNOWN;
528} 667}
529 668
669static int elantech_packet_check_v4(struct psmouse *psmouse)
670{
671 unsigned char *packet = psmouse->packet;
672
673 if ((packet[0] & 0x0c) == 0x04 &&
674 (packet[3] & 0x1f) == 0x11)
675 return PACKET_V4_HEAD;
676
677 if ((packet[0] & 0x0c) == 0x04 &&
678 (packet[3] & 0x1f) == 0x12)
679 return PACKET_V4_MOTION;
680
681 if ((packet[0] & 0x0c) == 0x04 &&
682 (packet[3] & 0x1f) == 0x10)
683 return PACKET_V4_STATUS;
684
685 return PACKET_UNKNOWN;
686}
687
530/* 688/*
531 * Process byte stream from mouse and handle complete packets 689 * Process byte stream from mouse and handle complete packets
532 */ 690 */
@@ -567,6 +725,14 @@ static psmouse_ret_t elantech_process_byte(struct psmouse *psmouse)
567 725
568 elantech_report_absolute_v3(psmouse, packet_type); 726 elantech_report_absolute_v3(psmouse, packet_type);
569 break; 727 break;
728
729 case 4:
730 packet_type = elantech_packet_check_v4(psmouse);
731 if (packet_type == PACKET_UNKNOWN)
732 return PSMOUSE_BAD_DATA;
733
734 elantech_report_absolute_v4(psmouse, packet_type);
735 break;
570 } 736 }
571 737
572 return PSMOUSE_FULL_PACKET; 738 return PSMOUSE_FULL_PACKET;
@@ -610,6 +776,13 @@ static int elantech_set_absolute_mode(struct psmouse *psmouse)
610 rc = -1; 776 rc = -1;
611 777
612 break; 778 break;
779
780 case 4:
781 etd->reg_07 = 0x01;
782 if (elantech_write_reg(psmouse, 0x07, etd->reg_07))
783 rc = -1;
784
785 goto skip_readback_reg_10; /* v4 has no reg 0x10 to read */
613 } 786 }
614 787
615 if (rc == 0) { 788 if (rc == 0) {
@@ -637,6 +810,7 @@ static int elantech_set_absolute_mode(struct psmouse *psmouse)
637 } 810 }
638 } 811 }
639 812
813 skip_readback_reg_10:
640 if (rc) 814 if (rc)
641 pr_err("failed to initialise registers.\n"); 815 pr_err("failed to initialise registers.\n");
642 816
@@ -645,10 +819,12 @@ static int elantech_set_absolute_mode(struct psmouse *psmouse)
645 819
646static int elantech_set_range(struct psmouse *psmouse, 820static int elantech_set_range(struct psmouse *psmouse,
647 unsigned int *x_min, unsigned int *y_min, 821 unsigned int *x_min, unsigned int *y_min,
648 unsigned int *x_max, unsigned int *y_max) 822 unsigned int *x_max, unsigned int *y_max,
823 unsigned int *width)
649{ 824{
650 struct elantech_data *etd = psmouse->private; 825 struct elantech_data *etd = psmouse->private;
651 unsigned char param[3]; 826 unsigned char param[3];
827 unsigned char traces;
652 int i; 828 int i;
653 829
654 switch (etd->hw_version) { 830 switch (etd->hw_version) {
@@ -684,6 +860,19 @@ static int elantech_set_range(struct psmouse *psmouse,
684 *x_max = (0x0f & param[0]) << 8 | param[1]; 860 *x_max = (0x0f & param[0]) << 8 | param[1];
685 *y_max = (0xf0 & param[0]) << 4 | param[2]; 861 *y_max = (0xf0 & param[0]) << 4 | param[2];
686 break; 862 break;
863
864 case 4:
865 if (synaptics_send_cmd(psmouse, ETP_FW_ID_QUERY, param))
866 return -1;
867
868 *x_max = (0x0f & param[0]) << 8 | param[1];
869 *y_max = (0xf0 & param[0]) << 4 | param[2];
870 traces = etd->capabilities[1];
871 if ((traces < 2) || (traces > *x_max))
872 return -1;
873
874 *width = *x_max / (traces - 1);
875 break;
687 } 876 }
688 877
689 return 0; 878 return 0;
@@ -696,9 +885,9 @@ static int elantech_set_input_params(struct psmouse *psmouse)
696{ 885{
697 struct input_dev *dev = psmouse->dev; 886 struct input_dev *dev = psmouse->dev;
698 struct elantech_data *etd = psmouse->private; 887 struct elantech_data *etd = psmouse->private;
699 unsigned int x_min = 0, y_min = 0, x_max = 0, y_max = 0; 888 unsigned int x_min = 0, y_min = 0, x_max = 0, y_max = 0, width = 0;
700 889
701 if (elantech_set_range(psmouse, &x_min, &y_min, &x_max, &y_max)) 890 if (elantech_set_range(psmouse, &x_min, &y_min, &x_max, &y_max, &width))
702 return -1; 891 return -1;
703 892
704 __set_bit(EV_KEY, dev->evbit); 893 __set_bit(EV_KEY, dev->evbit);
@@ -742,9 +931,37 @@ static int elantech_set_input_params(struct psmouse *psmouse)
742 input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0); 931 input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0);
743 input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0); 932 input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0);
744 break; 933 break;
934
935 case 4:
936 __set_bit(BTN_TOOL_QUADTAP, dev->keybit);
937 /* For X to recognize me as touchpad. */
938 input_set_abs_params(dev, ABS_X, x_min, x_max, 0, 0);
939 input_set_abs_params(dev, ABS_Y, y_min, y_max, 0, 0);
940 /*
941 * range of pressure and width is the same as v2,
942 * report ABS_PRESSURE, ABS_TOOL_WIDTH for compatibility.
943 */
944 input_set_abs_params(dev, ABS_PRESSURE, ETP_PMIN_V2,
945 ETP_PMAX_V2, 0, 0);
946 input_set_abs_params(dev, ABS_TOOL_WIDTH, ETP_WMIN_V2,
947 ETP_WMAX_V2, 0, 0);
948 /* Multitouch capable pad, up to 5 fingers. */
949 input_mt_init_slots(dev, ETP_MAX_FINGERS);
950 input_set_abs_params(dev, ABS_MT_POSITION_X, x_min, x_max, 0, 0);
951 input_set_abs_params(dev, ABS_MT_POSITION_Y, y_min, y_max, 0, 0);
952 input_set_abs_params(dev, ABS_MT_PRESSURE, ETP_PMIN_V2,
953 ETP_PMAX_V2, 0, 0);
954 /*
955 * The firmware reports how many trace lines the finger spans,
956 * convert to surface unit as Protocol-B requires.
957 */
958 input_set_abs_params(dev, ABS_MT_TOUCH_MAJOR, 0,
959 ETP_WMAX_V2 * width, 0, 0);
960 break;
745 } 961 }
746 962
747 etd->y_max = y_max; 963 etd->y_max = y_max;
964 etd->width = width;
748 965
749 return 0; 966 return 0;
750} 967}
@@ -816,6 +1033,7 @@ static ssize_t elantech_set_int_attr(struct psmouse *psmouse,
816 elantech_show_int_attr, \ 1033 elantech_show_int_attr, \
817 elantech_set_int_attr) 1034 elantech_set_int_attr)
818 1035
1036ELANTECH_INT_ATTR(reg_07, 0x07);
819ELANTECH_INT_ATTR(reg_10, 0x10); 1037ELANTECH_INT_ATTR(reg_10, 0x10);
820ELANTECH_INT_ATTR(reg_11, 0x11); 1038ELANTECH_INT_ATTR(reg_11, 0x11);
821ELANTECH_INT_ATTR(reg_20, 0x20); 1039ELANTECH_INT_ATTR(reg_20, 0x20);
@@ -829,6 +1047,7 @@ ELANTECH_INT_ATTR(debug, 0);
829ELANTECH_INT_ATTR(paritycheck, 0); 1047ELANTECH_INT_ATTR(paritycheck, 0);
830 1048
831static struct attribute *elantech_attrs[] = { 1049static struct attribute *elantech_attrs[] = {
1050 &psmouse_attr_reg_07.dattr.attr,
832 &psmouse_attr_reg_10.dattr.attr, 1051 &psmouse_attr_reg_10.dattr.attr,
833 &psmouse_attr_reg_11.dattr.attr, 1052 &psmouse_attr_reg_11.dattr.attr,
834 &psmouse_attr_reg_20.dattr.attr, 1053 &psmouse_attr_reg_20.dattr.attr,
@@ -957,12 +1176,16 @@ static int elantech_reconnect(struct psmouse *psmouse)
957 */ 1176 */
958static int elantech_set_properties(struct elantech_data *etd) 1177static int elantech_set_properties(struct elantech_data *etd)
959{ 1178{
1179 int ver = (etd->fw_version & 0x0f0000) >> 16;
1180
960 if (etd->fw_version < 0x020030 || etd->fw_version == 0x020600) 1181 if (etd->fw_version < 0x020030 || etd->fw_version == 0x020600)
961 etd->hw_version = 1; 1182 etd->hw_version = 1;
962 else if (etd->fw_version < 0x150600) 1183 else if (etd->fw_version < 0x150600)
963 etd->hw_version = 2; 1184 etd->hw_version = 2;
964 else if ((etd->fw_version & 0x0f0000) >> 16 == 5) 1185 else if (ver == 5)
965 etd->hw_version = 3; 1186 etd->hw_version = 3;
1187 else if (ver == 6)
1188 etd->hw_version = 4;
966 else 1189 else
967 return -1; 1190 return -1;
968 1191
diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h
index 236c33cdc708..7ecaef0c07c4 100644
--- a/drivers/input/mouse/elantech.h
+++ b/drivers/input/mouse/elantech.h
@@ -82,14 +82,37 @@
82#define ETP_WMAX_V2 15 82#define ETP_WMAX_V2 15
83 83
84/* 84/*
85 * v3 hardware has 2 kinds of packet types. 85 * v3 hardware has 2 kinds of packet types,
86 * v4 hardware has 3.
86 */ 87 */
87#define PACKET_UNKNOWN 0x01 88#define PACKET_UNKNOWN 0x01
88#define PACKET_DEBOUNCE 0x02 89#define PACKET_DEBOUNCE 0x02
89#define PACKET_V3_HEAD 0x03 90#define PACKET_V3_HEAD 0x03
90#define PACKET_V3_TAIL 0x04 91#define PACKET_V3_TAIL 0x04
92#define PACKET_V4_HEAD 0x05
93#define PACKET_V4_MOTION 0x06
94#define PACKET_V4_STATUS 0x07
95
96/*
97 * track up to 5 fingers for v4 hardware
98 */
99#define ETP_MAX_FINGERS 5
100
101/*
102 * weight value for v4 hardware
103 */
104#define ETP_WEIGHT_VALUE 5
105
106/*
107 * The base position for one finger, v4 hardware
108 */
109struct finger_pos {
110 unsigned int x;
111 unsigned int y;
112};
91 113
92struct elantech_data { 114struct elantech_data {
115 unsigned char reg_07;
93 unsigned char reg_10; 116 unsigned char reg_10;
94 unsigned char reg_11; 117 unsigned char reg_11;
95 unsigned char reg_20; 118 unsigned char reg_20;
@@ -108,8 +131,8 @@ struct elantech_data {
108 unsigned int fw_version; 131 unsigned int fw_version;
109 unsigned int single_finger_reports; 132 unsigned int single_finger_reports;
110 unsigned int y_max; 133 unsigned int y_max;
111 unsigned int prev_x; 134 unsigned int width;
112 unsigned int prev_y; 135 struct finger_pos mt[ETP_MAX_FINGERS];
113 unsigned char parity[256]; 136 unsigned char parity[256];
114}; 137};
115 138