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skip transport for another matrix based on error count #10468

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skip transport for another matrix based on error count #10468

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36 changes: 25 additions & 11 deletions quantum/split_common/matrix.c
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "config.h"
#include "transport.h"

#define MAX_ERROR_COUNT 2048
#define ERROR_DISCONNECT_COUNT 5

#define ROWS_PER_HAND (MATRIX_ROWS / 2)
Expand Down Expand Up @@ -251,21 +252,34 @@ void matrix_init(void) {
split_post_init();
}

// should_skip_by_error now skip twice of the error count
bool should_skip_by_error(uint8_t error_count) {
static uint16_t skip_count = 0;
if(skip_count < error_count * 2) {
skip_count++;
return true;
} else {
skip_count = 0;
return false;
}
}

void matrix_post_scan(void) {
if (is_keyboard_master()) {
static uint8_t error_count;

if (!transport_master(matrix + thatHand)) {
error_count++;

if (error_count > ERROR_DISCONNECT_COUNT) {
// reset other half if disconnected
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[thatHand + i] = 0;
static uint16_t error_count = 0;

if (!should_skip_by_error(error_count)) {
if (!transport_master(matrix + thatHand)) {
error_count = (error_count == MAX_ERROR_COUNT) ? error_count : error_count+1;
if (error_count > ERROR_DISCONNECT_COUNT) {
// reset other half if disconnected
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[thatHand + i] = 0;
}
}
} else {
error_count = 0;
}
} else {
error_count = 0;
}

matrix_scan_quantum();
Expand Down