diff options
Diffstat (limited to 'drivers/led/issi/is31flcommon.c')
| -rw-r--r-- | drivers/led/issi/is31flcommon.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/led/issi/is31flcommon.c b/drivers/led/issi/is31flcommon.c index d6b9bce93d..048db286b6 100644 --- a/drivers/led/issi/is31flcommon.c +++ b/drivers/led/issi/is31flcommon.c @@ -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 |