ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

LED drivers: change "TWI" to "I2C" (#22617)

Browse source
This commit is contained in:
Ryan 2023-12-06 14:52:18 +11:00 • committed by GitHub
parent 8b022cefc5
commit b6fbed3dc3
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
16 changed files with 162 additions and 178 deletions
Download patch file Download diff file Expand all files Collapse all files

19
drivers/led/issi/is31flcommon.c
View file

@ -31,8 +31,7 @@
# define ISSI_PERSISTENCE 0
#endif
// Transfer buffer for TWITransmitData()
uint8_t g_twi_transfer_buffer[20];
uint8_t i2c_transfer_buffer[20];
// These buffers match the PWM & scaling registers.
// Storing them like this is optimal for I2C transfers to the registers.
@ -45,15 +44,15 @@ bool g_scaling_buffer_update_required[DRIVER_COUNT] = {false};
// For writing of single register entry
void IS31FL_write_single_register(uint8_t addr, uint8_t reg, uint8_t data) {
// Set register address and register data ready to write
g_twi_transfer_buffer[0] = reg;
g_twi_transfer_buffer[1] = data;
i2c_transfer_buffer[0] = reg;
i2c_transfer_buffer[1] = data;
#if ISSI_PERSISTENCE > 0
for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT) == 0) break;
if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, ISSI_TIMEOUT) == 0) break;
}
#else
i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT);
i2c_transmit(addr << 1, i2c_transfer_buffer, 2, ISSI_TIMEOUT);
#endif
}
@ -64,18 +63,18 @@ bool IS31FL_write_multi_registers(uint8_t addr, uint8_t *source_buffer, uint8_t
// Split the buffer into chunks to transfer
for (int i = 0; i < buffer_size; i += transfer_size) {
// Set the first entry of transfer buffer to the first register we want to write
g_twi_transfer_buffer[0] = i + start_reg_addr;
i2c_transfer_buffer[0] = i + start_reg_addr;
// Copy the section of our source buffer into the transfer buffer after first register address
memcpy(g_twi_transfer_buffer + 1, source_buffer + i, transfer_size);
memcpy(i2c_transfer_buffer + 1, source_buffer + i, transfer_size);
#if ISSI_PERSISTENCE > 0
for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, transfer_size + 1, ISSI_TIMEOUT) != 0) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, transfer_size + 1, ISSI_TIMEOUT) != 0) {
return false;
}
}
#else
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, transfer_size + 1, ISSI_TIMEOUT) != 0) {
if (i2c_transmit(addr << 1, i2c_transfer_buffer, transfer_size + 1, ISSI_TIMEOUT) != 0) {
return false;
}
#endif