diff options
| -rw-r--r-- | drivers/staging/pi433/pi433_if.c | 13 | ||||
| -rw-r--r-- | drivers/staging/pi433/pi433_if.h | 6 | ||||
| -rw-r--r-- | drivers/staging/pi433/rf69.c | 10 |
3 files changed, 21 insertions, 8 deletions
diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index 293602d87c0f..cced28afe454 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -826,11 +826,15 @@ pi433_write(struct file *filp, const char __user *buf, instance = filp->private_data; device = instance->device; - /* check, whether internal buffer (tx thread) is big enough for requested size */ + /* + * check, whether internal buffer (tx thread) is big enough + * for requested size + */ if (count > MAX_MSG_SIZE) return -EMSGSIZE; - /* write the following sequence into fifo: + /* + * write the following sequence into fifo: * - tx_cfg * - size of message * - message @@ -1116,7 +1120,10 @@ static int pi433_probe(struct spi_device *spi) /* setup spi parameters */ spi->mode = 0x00; spi->bits_per_word = 8; - /* spi->max_speed_hz = 10000000; 1MHz already set by device tree overlay */ + /* + * spi->max_speed_hz = 10000000; + * 1MHz already set by device tree overlay + */ retval = spi_setup(spi); if (retval) { diff --git a/drivers/staging/pi433/pi433_if.h b/drivers/staging/pi433/pi433_if.h index 0e0c1b0ab1a6..2d4fa77c793e 100644 --- a/drivers/staging/pi433/pi433_if.h +++ b/drivers/staging/pi433/pi433_if.h @@ -43,7 +43,8 @@ enum option_on_off { /* IOCTL structs and commands */ /** - * struct pi433_tx_config - describes the configuration of the radio module for sending + * struct pi433_tx_config + * describes the configuration of the radio module for sending * @frequency: * @bit_rate: * @modulation: @@ -90,7 +91,8 @@ struct pi433_tx_cfg { }; /** - * struct pi433_rx_config - describes the configuration of the radio module for sending + * struct pi433_rx_config + * describes the configuration of the radio module for sending * @frequency: * @bit_rate: * @modulation: diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c index 724c24ce1428..77e0a677ea96 100644 --- a/drivers/staging/pi433/rf69.c +++ b/drivers/staging/pi433/rf69.c @@ -128,9 +128,13 @@ int rf69_set_mode(struct spi_device *spi, enum mode mode) return rf69_read_mod_write(spi, REG_OPMODE, MASK_OPMODE_MODE, mode_map[mode]); - // we are using packet mode, so this check is not really needed - // but waiting for mode ready is necessary when going from sleep because the FIFO may not be immediately available from previous mode - //while (_mode == RF69_MODE_SLEEP && (READ_REG(REG_IRQFLAGS1) & RF_IRQFLAGS1_MODEREADY) == 0x00); // Wait for ModeReady + /* + * we are using packet mode, so this check is not really needed + * but waiting for mode ready is necessary when going from sleep + * because the FIFO may not be immediately available from previous mode + * while (_mode == RF69_MODE_SLEEP && (READ_REG(REG_IRQFLAGS1) & + RF_IRQFLAGS1_MODEREADY) == 0x00); // Wait for ModeReady + */ } int rf69_set_data_mode(struct spi_device *spi, u8 data_mode) |