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Eager pk/pr optimization (#5621)

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* Optimizations to eager_pk

* eager_pr also uses changed boolean now.
pull/5020/head^2 0.6.336
Alex Ong 6 years ago committed by Drashna Jaelre
parent ffc82ebdb2
commit d0fb7005d5
2 changed files with 72 additions and 91 deletions
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85
quantum/debounce/eager_pk.c
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@ -24,23 +24,21 @@ No further inputs are accepted until DEBOUNCE milliseconds have occurred.
#include <stdlib.h> #include <stdlib.h>
#ifndef DEBOUNCE #ifndef DEBOUNCE
#define DEBOUNCE 5 # define DEBOUNCE 5
#endif #endif
#if (MATRIX_COLS <= 8) #if (MATRIX_COLS <= 8)
# define ROW_SHIFTER ((uint8_t)1) # define ROW_SHIFTER ((uint8_t)1)
#elif (MATRIX_COLS <= 16) #elif (MATRIX_COLS <= 16)
# define ROW_SHIFTER ((uint16_t)1) # define ROW_SHIFTER ((uint16_t)1)
#elif (MATRIX_COLS <= 32) #elif (MATRIX_COLS <= 32)
# define ROW_SHIFTER ((uint32_t)1) # define ROW_SHIFTER ((uint32_t)1)
#endif #endif
#define debounce_counter_t uint8_t #define debounce_counter_t uint8_t
static debounce_counter_t *debounce_counters; static debounce_counter_t *debounce_counters;
static bool counters_need_update;
#define DEBOUNCE_ELAPSED 251 #define DEBOUNCE_ELAPSED 251
#define MAX_DEBOUNCE (DEBOUNCE_ELAPSED - 1) #define MAX_DEBOUNCE (DEBOUNCE_ELAPSED - 1)
@ -48,39 +46,39 @@ static debounce_counter_t *debounce_counters;
void update_debounce_counters(uint8_t num_rows, uint8_t current_time); void update_debounce_counters(uint8_t num_rows, uint8_t current_time);
void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time); void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time);
//we use num_rows rather than MATRIX_ROWS to support split keyboards // we use num_rows rather than MATRIX_ROWS to support split keyboards
void debounce_init(uint8_t num_rows) void debounce_init(uint8_t num_rows) {
{ debounce_counters = (debounce_counter_t *)malloc(num_rows * MATRIX_COLS * sizeof(debounce_counter_t));
debounce_counters = (debounce_counter_t*)malloc(num_rows*MATRIX_COLS * sizeof(debounce_counter_t)); int i = 0;
int i = 0; for (uint8_t r = 0; r < num_rows; r++) {
for (uint8_t r = 0; r < num_rows; r++) for (uint8_t c = 0; c < MATRIX_COLS; c++) {
{
for (uint8_t c = 0; c < MATRIX_COLS; c++)
{
debounce_counters[i++] = DEBOUNCE_ELAPSED; debounce_counters[i++] = DEBOUNCE_ELAPSED;
} }
} }
} }
void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) {
{
uint8_t current_time = timer_read() % MAX_DEBOUNCE; uint8_t current_time = timer_read() % MAX_DEBOUNCE;
update_debounce_counters(num_rows, current_time); if (counters_need_update) {
transfer_matrix_values(raw, cooked, num_rows, current_time); update_debounce_counters(num_rows, current_time);
}
if (changed) {
transfer_matrix_values(raw, cooked, num_rows, current_time);
}
} }
//If the current time is > debounce counter, set the counter to enable input. // If the current time is > debounce counter, set the counter to enable input.
void update_debounce_counters(uint8_t num_rows, uint8_t current_time) void update_debounce_counters(uint8_t num_rows, uint8_t current_time) {
{ counters_need_update = false;
debounce_counter_t *debounce_pointer = debounce_counters; debounce_counter_t *debounce_pointer = debounce_counters;
for (uint8_t row = 0; row < num_rows; row++) for (uint8_t row = 0; row < num_rows; row++) {
{ for (uint8_t col = 0; col < MATRIX_COLS; col++) {
for (uint8_t col = 0; col < MATRIX_COLS; col++) if (*debounce_pointer != DEBOUNCE_ELAPSED) {
{
if (*debounce_pointer != DEBOUNCE_ELAPSED)
{
if (TIMER_DIFF(current_time, *debounce_pointer, MAX_DEBOUNCE) >= DEBOUNCE) { if (TIMER_DIFF(current_time, *debounce_pointer, MAX_DEBOUNCE) >= DEBOUNCE) {
*debounce_pointer = DEBOUNCE_ELAPSED; *debounce_pointer = DEBOUNCE_ELAPSED;
} else {
counters_need_update = true;
} }
} }
debounce_pointer++; debounce_pointer++;
@ -89,24 +87,17 @@ void update_debounce_counters(uint8_t num_rows, uint8_t current_time)
} }
// upload from raw_matrix to final matrix; // upload from raw_matrix to final matrix;
void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time) void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time) {
{
debounce_counter_t *debounce_pointer = debounce_counters; debounce_counter_t *debounce_pointer = debounce_counters;
for (uint8_t row = 0; row < num_rows; row++) for (uint8_t row = 0; row < num_rows; row++) {
{ matrix_row_t delta = raw[row] ^ cooked[row];
matrix_row_t existing_row = cooked[row]; matrix_row_t existing_row = cooked[row];
matrix_row_t raw_row = raw[row]; for (uint8_t col = 0; col < MATRIX_COLS; col++) {
for (uint8_t col = 0; col < MATRIX_COLS; col++)
{
matrix_row_t col_mask = (ROW_SHIFTER << col); matrix_row_t col_mask = (ROW_SHIFTER << col);
bool final_value = raw_row & col_mask; if ((delta & col_mask) && *debounce_pointer == DEBOUNCE_ELAPSED) {
bool existing_value = existing_row & col_mask; *debounce_pointer = current_time;
if (*debounce_pointer == DEBOUNCE_ELAPSED && counters_need_update = true;
(existing_value != final_value)) existing_row ^= col_mask; // flip the bit.
{
*debounce_pointer = current_time;
existing_row ^= col_mask; //flip the bit.
} }
debounce_pointer++; debounce_pointer++;
} }
@ -114,8 +105,4 @@ void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t n
} }
} }
bool debounce_active(void) bool debounce_active(void) { return true; }
{
return true;
}

66
quantum/debounce/eager_pr.c
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@ -24,13 +24,13 @@ No further inputs are accepted until DEBOUNCE milliseconds have occurred.
#include <stdlib.h> #include <stdlib.h>
#ifndef DEBOUNCE #ifndef DEBOUNCE
#define DEBOUNCE 5 # define DEBOUNCE 5
#endif #endif
#define debounce_counter_t uint8_t #define debounce_counter_t uint8_t
static debounce_counter_t *debounce_counters; static debounce_counter_t *debounce_counters;
static bool counters_need_update;
#define DEBOUNCE_ELAPSED 251 #define DEBOUNCE_ELAPSED 251
#define MAX_DEBOUNCE (DEBOUNCE_ELAPSED - 1) #define MAX_DEBOUNCE (DEBOUNCE_ELAPSED - 1)
@ -38,33 +38,35 @@ static debounce_counter_t *debounce_counters;
void update_debounce_counters(uint8_t num_rows, uint8_t current_time); void update_debounce_counters(uint8_t num_rows, uint8_t current_time);
void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time); void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time);
//we use num_rows rather than MATRIX_ROWS to support split keyboards // we use num_rows rather than MATRIX_ROWS to support split keyboards
void debounce_init(uint8_t num_rows) void debounce_init(uint8_t num_rows) {
{ debounce_counters = (debounce_counter_t *)malloc(num_rows * sizeof(debounce_counter_t));
debounce_counters = (debounce_counter_t*)malloc(num_rows*sizeof(debounce_counter_t)); for (uint8_t r = 0; r < num_rows; r++) {
for (uint8_t r = 0; r < num_rows; r++)
{
debounce_counters[r] = DEBOUNCE_ELAPSED; debounce_counters[r] = DEBOUNCE_ELAPSED;
} }
} }
void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) void debounce(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, bool changed) {
{
uint8_t current_time = timer_read() % MAX_DEBOUNCE; uint8_t current_time = timer_read() % MAX_DEBOUNCE;
update_debounce_counters(num_rows, current_time); if (counters_need_update) {
transfer_matrix_values(raw, cooked, num_rows, current_time); update_debounce_counters(num_rows, current_time);
}
if (changed) {
transfer_matrix_values(raw, cooked, num_rows, current_time);
}
} }
//If the current time is > debounce counter, set the counter to enable input. // If the current time is > debounce counter, set the counter to enable input.
void update_debounce_counters(uint8_t num_rows, uint8_t current_time) void update_debounce_counters(uint8_t num_rows, uint8_t current_time) {
{ counters_need_update = false;
debounce_counter_t *debounce_pointer = debounce_counters; debounce_counter_t *debounce_pointer = debounce_counters;
for (uint8_t row = 0; row < num_rows; row++) for (uint8_t row = 0; row < num_rows; row++) {
{ if (*debounce_pointer != DEBOUNCE_ELAPSED) {
if (*debounce_pointer != DEBOUNCE_ELAPSED)
{
if (TIMER_DIFF(current_time, *debounce_pointer, MAX_DEBOUNCE) >= DEBOUNCE) { if (TIMER_DIFF(current_time, *debounce_pointer, MAX_DEBOUNCE) >= DEBOUNCE) {
*debounce_pointer = DEBOUNCE_ELAPSED; *debounce_pointer = DEBOUNCE_ELAPSED;
} else {
counters_need_update = true;
} }
} }
debounce_pointer++; debounce_pointer++;
@ -72,29 +74,21 @@ void update_debounce_counters(uint8_t num_rows, uint8_t current_time)
} }
// upload from raw_matrix to final matrix; // upload from raw_matrix to final matrix;
void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time) void transfer_matrix_values(matrix_row_t raw[], matrix_row_t cooked[], uint8_t num_rows, uint8_t current_time) {
{
debounce_counter_t *debounce_pointer = debounce_counters; debounce_counter_t *debounce_pointer = debounce_counters;
for (uint8_t row = 0; row < num_rows; row++) for (uint8_t row = 0; row < num_rows; row++) {
{
matrix_row_t existing_row = cooked[row]; matrix_row_t existing_row = cooked[row];
matrix_row_t raw_row = raw[row]; matrix_row_t raw_row = raw[row];
//determine new value basd on debounce pointer + raw value // determine new value basd on debounce pointer + raw value
if (*debounce_pointer == DEBOUNCE_ELAPSED && if (*debounce_pointer == DEBOUNCE_ELAPSED && (existing_row != raw_row)) {
(existing_row != raw_row)) *debounce_pointer = current_time;
{ cooked[row] = raw_row;
*debounce_pointer = current_time; counters_need_update = true;
existing_row = raw_row;
} }
cooked[row] = existing_row;
debounce_pointer++; debounce_pointer++;
} }
} }
bool debounce_active(void) bool debounce_active(void) { return true; }
{
return true;
}

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