Message ID | 1533818018-29005-6-git-send-email-ben.whitten@lairdtech.com |
---|---|
State | Not Applicable, archived |
Delegated to: | David Miller |
Headers | show |
Series | [lora-next,v2,1/8] net: lora: add methods for devm registration | expand |
Am 09.08.2018 um 14:33 schrieb Ben Whitten: > We replace the hard coded numbers for size and version with meaningful > names. > > Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com> > --- > drivers/net/lora/sx1301.c | 21 +++++++++++++-------- > drivers/net/lora/sx1301.h | 18 ++++++++++++++++++ > 2 files changed, 31 insertions(+), 8 deletions(-) > create mode 100644 drivers/net/lora/sx1301.h > > diff --git a/drivers/net/lora/sx1301.c b/drivers/net/lora/sx1301.c > index 916ee40..8e81179 100644 > --- a/drivers/net/lora/sx1301.c > +++ b/drivers/net/lora/sx1301.c > @@ -21,6 +21,8 @@ > #include <linux/lora/dev.h> > #include <linux/spi/spi.h> > > +#include "sx1301.h" > + > #define REG_PAGE_RESET 0 > #define REG_VERSION 1 > #define REG_MCU_PROM_ADDR 9 > @@ -293,7 +295,7 @@ static int sx1301_load_firmware(struct sx1301_priv *priv, int mcu, const struct > u8 val, rst, select_mux; > int ret; > > - if (fw->size != 8192) { > + if (fw->size != SX1301_MCU_FW_BYTE) { I think that should be BYTES, but we can still rename it later. > dev_err(priv->dev, "Unexpected firmware size\n"); > return -EINVAL; > } [...] > diff --git a/drivers/net/lora/sx1301.h b/drivers/net/lora/sx1301.h > new file mode 100644 > index 0000000..b37ac56 > --- /dev/null > +++ b/drivers/net/lora/sx1301.h > @@ -0,0 +1,18 @@ > +// SPDX-License-Identifier: GPL-2.0-or-later Header files must use /* ... */ or checkpatch.pl complains. > +/* > + * Semtech SX1301 lora concentrator LoRa > + * > + * Copyright (c) 2018 Ben Whitten Any reason for the multiple whitespaces? > + */ > + > +#ifndef _SX1301_ > +#define _SX1301_ > + > +#define SX1301_CHIP_VERSION 103 > + > +#define SX1301_MCU_FW_BYTE 8192 > +#define SX1301_MCU_ARB_FW_VERSION 1 > +#define SX1301_MCU_AGC_FW_VERSION 4 > +#define SX1301_MCU_AGC_CAL_FW_VERSION 2 > + > +#endif Applied. Thanks, Andreas
diff --git a/drivers/net/lora/sx1301.c b/drivers/net/lora/sx1301.c index 916ee40..8e81179 100644 --- a/drivers/net/lora/sx1301.c +++ b/drivers/net/lora/sx1301.c @@ -21,6 +21,8 @@ #include <linux/lora/dev.h> #include <linux/spi/spi.h> +#include "sx1301.h" + #define REG_PAGE_RESET 0 #define REG_VERSION 1 #define REG_MCU_PROM_ADDR 9 @@ -293,7 +295,7 @@ static int sx1301_load_firmware(struct sx1301_priv *priv, int mcu, const struct u8 val, rst, select_mux; int ret; - if (fw->size != 8192) { + if (fw->size != SX1301_MCU_FW_BYTE) { dev_err(priv->dev, "Unexpected firmware size\n"); return -EINVAL; } @@ -445,8 +447,9 @@ static int sx1301_agc_calibrate(struct sx1301_priv *priv) dev_info(priv->dev, "AGC calibration firmware version %u\n", (unsigned)val); - if (val != 2) { - dev_err(priv->dev, "unexpected firmware version, expecting %u\n", 2); + if (val != SX1301_MCU_AGC_CAL_FW_VERSION) { + dev_err(priv->dev, "unexpected firmware version, expecting %u\n", + SX1301_MCU_AGC_CAL_FW_VERSION); return -ENXIO; } @@ -572,8 +575,9 @@ static int sx1301_load_all_firmware(struct sx1301_priv *priv) dev_info(priv->dev, "AGC firmware version %u\n", (unsigned)val); - if (val != 4) { - dev_err(priv->dev, "unexpected firmware version, expecting %u\n", 4); + if (val != SX1301_MCU_AGC_FW_VERSION) { + dev_err(priv->dev, "unexpected firmware version, expecting %u\n", + SX1301_MCU_AGC_FW_VERSION); return -ENXIO; } @@ -585,8 +589,9 @@ static int sx1301_load_all_firmware(struct sx1301_priv *priv) dev_info(priv->dev, "ARB firmware version %u\n", (unsigned)val); - if (val != 1) { - dev_err(priv->dev, "unexpected firmware version, expecting %u\n", 1); + if (val != SX1301_MCU_ARB_FW_VERSION) { + dev_err(priv->dev, "unexpected firmware version, expecting %u\n", + SX1301_MCU_ARB_FW_VERSION); return -ENXIO; } @@ -642,7 +647,7 @@ static int sx1301_probe(struct spi_device *spi) return ret; } - if (val != 103) { + if (val != SX1301_CHIP_VERSION) { dev_err(&spi->dev, "unexpected version: %u\n", val); return -ENXIO; } diff --git a/drivers/net/lora/sx1301.h b/drivers/net/lora/sx1301.h new file mode 100644 index 0000000..b37ac56 --- /dev/null +++ b/drivers/net/lora/sx1301.h @@ -0,0 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Semtech SX1301 lora concentrator + * + * Copyright (c) 2018 Ben Whitten + */ + +#ifndef _SX1301_ +#define _SX1301_ + +#define SX1301_CHIP_VERSION 103 + +#define SX1301_MCU_FW_BYTE 8192 +#define SX1301_MCU_ARB_FW_VERSION 1 +#define SX1301_MCU_AGC_FW_VERSION 4 +#define SX1301_MCU_AGC_CAL_FW_VERSION 2 + +#endif
We replace the hard coded numbers for size and version with meaningful names. Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com> --- drivers/net/lora/sx1301.c | 21 +++++++++++++-------- drivers/net/lora/sx1301.h | 18 ++++++++++++++++++ 2 files changed, 31 insertions(+), 8 deletions(-) create mode 100644 drivers/net/lora/sx1301.h