Unify matrix for split common and regular matrix (#13330)
Drashna Jaelre
4 years ago
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@ -1,340 +0,0 @@ |
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/*
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Copyright 2012 Jun Wako <wakojun@gmail.com> |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/ |
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#include <stdint.h> |
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#include <stdbool.h> |
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#include <string.h> |
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#include "util.h" |
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#include "matrix.h" |
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#include "debounce.h" |
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#include "quantum.h" |
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#include "split_util.h" |
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#include "config.h" |
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#include "transactions.h" |
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#ifndef ERROR_DISCONNECT_COUNT |
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# define ERROR_DISCONNECT_COUNT 5 |
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#endif // ERROR_DISCONNECT_COUNT
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#define ROWS_PER_HAND (MATRIX_ROWS / 2) |
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#ifdef DIRECT_PINS |
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static pin_t direct_pins[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS; |
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#elif (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW) |
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# ifdef MATRIX_ROW_PINS |
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static pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; |
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# endif // MATRIX_ROW_PINS
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# ifdef MATRIX_COL_PINS |
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static pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; |
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# endif // MATRIX_COL_PINS
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#endif |
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/* matrix state(1:on, 0:off) */ |
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extern matrix_row_t raw_matrix[MATRIX_ROWS]; // raw values
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extern matrix_row_t matrix[MATRIX_ROWS]; // debounced values
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// row offsets for each hand
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uint8_t thisHand, thatHand; |
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// user-defined overridable functions
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__attribute__((weak)) void matrix_slave_scan_kb(void) { matrix_slave_scan_user(); } |
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__attribute__((weak)) void matrix_slave_scan_user(void) {} |
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__attribute__((weak)) void matrix_init_pins(void); |
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__attribute__((weak)) void matrix_read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row); |
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__attribute__((weak)) void matrix_read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col); |
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static inline void setPinOutput_writeLow(pin_t pin) { |
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ATOMIC_BLOCK_FORCEON { |
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setPinOutput(pin); |
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writePinLow(pin); |
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} |
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} |
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static inline void setPinInputHigh_atomic(pin_t pin) { |
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ATOMIC_BLOCK_FORCEON { setPinInputHigh(pin); } |
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} |
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static inline uint8_t readMatrixPin(pin_t pin) { |
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if (pin != NO_PIN) { |
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return readPin(pin); |
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} else { |
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return 1; |
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} |
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} |
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// matrix code
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#ifdef DIRECT_PINS |
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__attribute__((weak)) void matrix_init_pins(void) { |
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for (int row = 0; row < MATRIX_ROWS; row++) { |
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for (int col = 0; col < MATRIX_COLS; col++) { |
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pin_t pin = direct_pins[row][col]; |
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if (pin != NO_PIN) { |
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setPinInputHigh(pin); |
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} |
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} |
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} |
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} |
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__attribute__((weak)) void matrix_read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) { |
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// Start with a clear matrix row
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matrix_row_t current_row_value = 0; |
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for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { |
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pin_t pin = direct_pins[current_row][col_index]; |
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if (pin != NO_PIN) { |
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current_row_value |= readPin(pin) ? 0 : (MATRIX_ROW_SHIFTER << col_index); |
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} |
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} |
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// Update the matrix
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current_matrix[current_row] = current_row_value; |
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} |
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#elif defined(DIODE_DIRECTION) |
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# if defined(MATRIX_ROW_PINS) && defined(MATRIX_COL_PINS) |
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# if (DIODE_DIRECTION == COL2ROW) |
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static bool select_row(uint8_t row) { |
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pin_t pin = row_pins[row]; |
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if (pin != NO_PIN) { |
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setPinOutput_writeLow(pin); |
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return true; |
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} |
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return false; |
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} |
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static void unselect_row(uint8_t row) { |
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pin_t pin = row_pins[row]; |
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if (pin != NO_PIN) { |
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setPinInputHigh_atomic(pin); |
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} |
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} |
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static void unselect_rows(void) { |
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for (uint8_t x = 0; x < ROWS_PER_HAND; x++) { |
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unselect_row(x); |
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} |
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} |
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__attribute__((weak)) void matrix_init_pins(void) { |
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unselect_rows(); |
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for (uint8_t x = 0; x < MATRIX_COLS; x++) { |
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if (col_pins[x] != NO_PIN) { |
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setPinInputHigh_atomic(col_pins[x]); |
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} |
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} |
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} |
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__attribute__((weak)) void matrix_read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) { |
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// Start with a clear matrix row
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matrix_row_t current_row_value = 0; |
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if (!select_row(current_row)) { // Select row
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return; // skip NO_PIN row
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} |
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matrix_output_select_delay(); |
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// For each col...
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for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { |
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uint8_t pin_state = readMatrixPin(col_pins[col_index]); |
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// Populate the matrix row with the state of the col pin
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current_row_value |= pin_state ? 0 : (MATRIX_ROW_SHIFTER << col_index); |
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} |
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// Unselect row
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unselect_row(current_row); |
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matrix_output_unselect_delay(); // wait for all Col signals to go HIGH
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// Update the matrix
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current_matrix[current_row] = current_row_value; |
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} |
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# elif (DIODE_DIRECTION == ROW2COL) |
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static bool select_col(uint8_t col) { |
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pin_t pin = col_pins[col]; |
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if (pin != NO_PIN) { |
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setPinOutput_writeLow(pin); |
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return true; |
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} |
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return false; |
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} |
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static void unselect_col(uint8_t col) { |
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pin_t pin = col_pins[col]; |
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if (pin != NO_PIN) { |
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setPinInputHigh_atomic(pin); |
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} |
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} |
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static void unselect_cols(void) { |
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for (uint8_t x = 0; x < MATRIX_COLS; x++) { |
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unselect_col(x); |
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} |
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} |
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__attribute__((weak)) void matrix_init_pins(void) { |
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unselect_cols(); |
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for (uint8_t x = 0; x < ROWS_PER_HAND; x++) { |
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if (row_pins[x] != NO_PIN) { |
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setPinInputHigh_atomic(row_pins[x]); |
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} |
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} |
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} |
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__attribute__((weak)) void matrix_read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) { |
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// Select col
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if (!select_col(current_col)) { // select col
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return; // skip NO_PIN col
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} |
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matrix_output_select_delay(); |
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// For each row...
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for (uint8_t row_index = 0; row_index < ROWS_PER_HAND; row_index++) { |
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// Check row pin state
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if (readMatrixPin(row_pins[row_index]) == 0) { |
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// Pin LO, set col bit
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current_matrix[row_index] |= (MATRIX_ROW_SHIFTER << current_col); |
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} else { |
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// Pin HI, clear col bit
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current_matrix[row_index] &= ~(MATRIX_ROW_SHIFTER << current_col); |
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} |
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} |
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// Unselect col
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unselect_col(current_col); |
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matrix_output_unselect_delay(); // wait for all Row signals to go HIGH
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} |
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# else |
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# error DIODE_DIRECTION must be one of COL2ROW or ROW2COL! |
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# endif |
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# endif // defined(MATRIX_ROW_PINS) && defined(MATRIX_COL_PINS)
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#else |
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# error DIODE_DIRECTION is not defined! |
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#endif |
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void matrix_init(void) { |
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split_pre_init(); |
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// Set pinout for right half if pinout for that half is defined
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if (!isLeftHand) { |
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#ifdef DIRECT_PINS_RIGHT |
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const pin_t direct_pins_right[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS_RIGHT; |
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
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for (uint8_t j = 0; j < MATRIX_COLS; j++) { |
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direct_pins[i][j] = direct_pins_right[i][j]; |
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} |
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} |
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#endif |
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#ifdef MATRIX_ROW_PINS_RIGHT |
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const pin_t row_pins_right[MATRIX_ROWS] = MATRIX_ROW_PINS_RIGHT; |
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
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row_pins[i] = row_pins_right[i]; |
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} |
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#endif |
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#ifdef MATRIX_COL_PINS_RIGHT |
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const pin_t col_pins_right[MATRIX_COLS] = MATRIX_COL_PINS_RIGHT; |
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for (uint8_t i = 0; i < MATRIX_COLS; i++) { |
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col_pins[i] = col_pins_right[i]; |
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} |
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#endif |
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} |
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thisHand = isLeftHand ? 0 : (ROWS_PER_HAND); |
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thatHand = ROWS_PER_HAND - thisHand; |
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// initialize key pins
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matrix_init_pins(); |
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// initialize matrix state: all keys off
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
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raw_matrix[i] = 0; |
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matrix[i] = 0; |
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} |
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debounce_init(ROWS_PER_HAND); |
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matrix_init_quantum(); |
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split_post_init(); |
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} |
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bool matrix_post_scan(void) { |
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bool changed = false; |
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if (is_keyboard_master()) { |
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static uint8_t error_count; |
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matrix_row_t slave_matrix[ROWS_PER_HAND] = {0}; |
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if (!transport_master(matrix + thisHand, slave_matrix)) { |
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error_count++; |
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if (error_count > ERROR_DISCONNECT_COUNT) { |
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// reset other half if disconnected
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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matrix[thatHand + i] = 0; |
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slave_matrix[i] = 0; |
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} |
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changed = true; |
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} |
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} else { |
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error_count = 0; |
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for (int i = 0; i < ROWS_PER_HAND; ++i) { |
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if (matrix[thatHand + i] != slave_matrix[i]) { |
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matrix[thatHand + i] = slave_matrix[i]; |
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changed = true; |
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} |
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} |
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} |
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matrix_scan_quantum(); |
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} else { |
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transport_slave(matrix + thatHand, matrix + thisHand); |
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matrix_slave_scan_kb(); |
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} |
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return changed; |
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} |
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uint8_t matrix_scan(void) { |
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matrix_row_t curr_matrix[MATRIX_ROWS] = {0}; |
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#if defined(DIRECT_PINS) || (DIODE_DIRECTION == COL2ROW) |
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// Set row, read cols
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for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) { |
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matrix_read_cols_on_row(curr_matrix, current_row); |
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} |
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#elif (DIODE_DIRECTION == ROW2COL) |
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// Set col, read rows
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for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { |
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matrix_read_rows_on_col(curr_matrix, current_col); |
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} |
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#endif |
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bool local_changed = memcmp(raw_matrix, curr_matrix, sizeof(curr_matrix)) != 0; |
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if (local_changed) memcpy(raw_matrix, curr_matrix, sizeof(curr_matrix)); |
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debounce(raw_matrix, matrix + thisHand, ROWS_PER_HAND, local_changed); |
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bool remote_changed = matrix_post_scan(); |
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return (uint8_t)(local_changed || remote_changed); |
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} |
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