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path: root/drivers/led/ckled2001-simple.c
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Diffstat (limited to 'drivers/led/ckled2001-simple.c')
-rw-r--r--drivers/led/ckled2001-simple.c79
1 files changed, 41 insertions, 38 deletions
diff --git a/drivers/led/ckled2001-simple.c b/drivers/led/ckled2001-simple.c
index 6c4ffd398e..c4d4c0a4cc 100644
--- a/drivers/led/ckled2001-simple.c
+++ b/drivers/led/ckled2001-simple.c
@@ -42,7 +42,7 @@ uint8_t g_twi_transfer_buffer[20];
// The control buffers match the PG0 LED On/Off registers.
// Storing them like this is optimal for I2C transfers to the registers.
// We could optimize this and take out the unused registers from these
-// buffers and the transfers in CKLED2001_write_pwm_buffer() but it's
+// buffers and the transfers in ckled2001_write_pwm_buffer() but it's
// probably not worth the extra complexity.
uint8_t g_pwm_buffer[DRIVER_COUNT][192];
bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
@@ -50,7 +50,7 @@ bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
uint8_t g_led_control_registers[DRIVER_COUNT][24] = {0};
bool g_led_control_registers_update_required[DRIVER_COUNT] = {false};
-bool CKLED2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
+bool ckled2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
// If the transaction fails function returns false.
g_twi_transfer_buffer[0] = reg;
g_twi_transfer_buffer[1] = data;
@@ -69,7 +69,7 @@ bool CKLED2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
return true;
}
-bool CKLED2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
+bool ckled2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
// Assumes PG1 is already selected.
// If any of the transactions fails function returns false.
// Transmit PWM registers in 12 transfers of 16 bytes.
@@ -100,69 +100,72 @@ bool CKLED2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
return true;
}
-void CKLED2001_init(uint8_t addr) {
+void ckled2001_init(uint8_t addr) {
// Select to function page
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
// Setting LED driver to shutdown mode
- CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
+ ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
// Setting internal channel pulldown/pullup
- CKLED2001_write_register(addr, PDU_REG, MSKSET_CA_CB_CHANNEL);
+ ckled2001_write_register(addr, PDU_REG, MSKSET_CA_CB_CHANNEL);
// Select number of scan phase
- CKLED2001_write_register(addr, SCAN_PHASE_REG, PHASE_CHANNEL);
+ ckled2001_write_register(addr, SCAN_PHASE_REG, PHASE_CHANNEL);
// Setting PWM Delay Phase
- CKLED2001_write_register(addr, SLEW_RATE_CONTROL_MODE1_REG, MSKPWM_DELAY_PHASE_ENABLE);
+ ckled2001_write_register(addr, SLEW_RATE_CONTROL_MODE1_REG, MSKPWM_DELAY_PHASE_ENABLE);
// Setting Driving/Sinking Channel Slew Rate
- CKLED2001_write_register(addr, SLEW_RATE_CONTROL_MODE2_REG, MSKDRIVING_SINKING_CHHANNEL_SLEWRATE_ENABLE);
+ ckled2001_write_register(addr, SLEW_RATE_CONTROL_MODE2_REG, MSKDRIVING_SINKING_CHHANNEL_SLEWRATE_ENABLE);
// Setting Iref
- CKLED2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_DISABLE);
+ ckled2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_DISABLE);
// Set LED CONTROL PAGE (Page 0)
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
for (int i = 0; i < LED_CONTROL_ON_OFF_LENGTH; i++) {
- CKLED2001_write_register(addr, i, 0x00);
+ ckled2001_write_register(addr, i, 0x00);
}
// Set PWM PAGE (Page 1)
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
for (int i = 0; i < LED_CURRENT_TUNE_LENGTH; i++) {
- CKLED2001_write_register(addr, i, 0x00);
+ ckled2001_write_register(addr, i, 0x00);
}
// Set CURRENT PAGE (Page 4)
uint8_t current_tuen_reg_list[LED_CURRENT_TUNE_LENGTH] = CKLED2001_CURRENT_TUNE;
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, CURRENT_TUNE_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, CURRENT_TUNE_PAGE);
for (int i = 0; i < LED_CURRENT_TUNE_LENGTH; i++) {
- CKLED2001_write_register(addr, i, current_tuen_reg_list[i]);
+ ckled2001_write_register(addr, i, current_tuen_reg_list[i]);
}
// Enable LEDs ON/OFF
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
for (int i = 0; i < LED_CONTROL_ON_OFF_LENGTH; i++) {
- CKLED2001_write_register(addr, i, 0xFF);
+ ckled2001_write_register(addr, i, 0xFF);
}
// Select to function page
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
// Setting LED driver to normal mode
- CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
+ ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
}
-void CKLED2001_set_value(int index, uint8_t value) {
+void ckled2001_set_value(int index, uint8_t value) {
ckled2001_led led;
if (index >= 0 && index < LED_MATRIX_LED_COUNT) {
memcpy_P(&led, (&g_ckled2001_leds[index]), sizeof(led));
+ if (g_pwm_buffer[led.driver][led.v] == value) {
+ return;
+ }
g_pwm_buffer[led.driver][led.v] = value;
g_pwm_buffer_update_required[led.driver] = true;
}
}
-void CKLED2001_set_value_all(uint8_t value) {
+void ckled2001_set_value_all(uint8_t value) {
for (int i = 0; i < LED_MATRIX_LED_COUNT; i++) {
- CKLED2001_set_value(i, value);
+ ckled2001_set_value(i, value);
}
}
-void CKLED2001_set_led_control_register(uint8_t index, bool value) {
+void ckled2001_set_led_control_register(uint8_t index, bool value) {
ckled2001_led led;
memcpy_P(&led, (&g_ckled2001_leds[index]), sizeof(led));
@@ -178,41 +181,41 @@ void CKLED2001_set_led_control_register(uint8_t index, bool value) {
g_led_control_registers_update_required[led.driver] = true;
}
-void CKLED2001_update_pwm_buffers(uint8_t addr, uint8_t index) {
+void ckled2001_update_pwm_buffers(uint8_t addr, uint8_t index) {
if (g_pwm_buffer_update_required[index]) {
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
// If any of the transactions fail we risk writing dirty PG0,
// refresh page 0 just in case.
- if (!CKLED2001_write_pwm_buffer(addr, g_pwm_buffer[index])) {
+ if (!ckled2001_write_pwm_buffer(addr, g_pwm_buffer[index])) {
g_led_control_registers_update_required[index] = true;
}
}
g_pwm_buffer_update_required[index] = false;
}
-void CKLED2001_update_led_control_registers(uint8_t addr, uint8_t index) {
+void ckled2001_update_led_control_registers(uint8_t addr, uint8_t index) {
if (g_led_control_registers_update_required[index]) {
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
for (int i = 0; i < 24; i++) {
- CKLED2001_write_register(addr, i, g_led_control_registers[index][i]);
+ ckled2001_write_register(addr, i, g_led_control_registers[index][i]);
}
}
g_led_control_registers_update_required[index] = false;
}
-void CKLED2001_sw_return_normal(uint8_t addr) {
+void ckled2001_sw_return_normal(uint8_t addr) {
// Select to function page
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
// Setting LED driver to normal mode
- CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
+ ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
}
-void CKLED2001_sw_shutdown(uint8_t addr) {
+void ckled2001_sw_shutdown(uint8_t addr) {
// Select to function page
- CKLED2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
+ ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
// Setting LED driver to shutdown mode
- CKLED2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
+ ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
// Write SW Sleep Register
- CKLED2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_ENABLE);
+ ckled2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_ENABLE);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 10:12:56 +0000