Re: [PATCH] hwmon: ltq-cputemp: restrict it to SOC_XWAY

From: Guenter Roeck
Date: Mon May 09 2022 - 20:28:09 EST


On Mon, May 09, 2022 at 04:47:40PM -0700, Randy Dunlap wrote:
> Building with SENSORS_LTQ_CPUTEMP=y with SOC_FALCON=y causes build
> errors since FALCON does not support the same features as XWAY.
>
> Change this symbol to depend on SOC_XWAY since that provides the
> necessary interfaces.
>
> Repairs these build errors:
>
> ../drivers/hwmon/ltq-cputemp.c: In function 'ltq_cputemp_enable':
> ../drivers/hwmon/ltq-cputemp.c:23:9: error: implicit declaration of function 'ltq_cgu_w32'; did you mean 'ltq_ebu_w32'? [-Werror=implicit-function-declaration]
> 23 | ltq_cgu_w32(ltq_cgu_r32(CGU_GPHY1_CR) | CGU_TEMP_PD, CGU_GPHY1_CR);
> ../drivers/hwmon/ltq-cputemp.c:23:21: error: implicit declaration of function 'ltq_cgu_r32'; did you mean 'ltq_ebu_r32'? [-Werror=implicit-function-declaration]
> 23 | ltq_cgu_w32(ltq_cgu_r32(CGU_GPHY1_CR) | CGU_TEMP_PD, CGU_GPHY1_CR);
> ../drivers/hwmon/ltq-cputemp.c: In function 'ltq_cputemp_probe':
> ../drivers/hwmon/ltq-cputemp.c:92:31: error: 'SOC_TYPE_VR9_2' undeclared (first use in this function)
> 92 | if (ltq_soc_type() != SOC_TYPE_VR9_2)
>
> Fixes: 7074d0a92758 ("hwmon: (ltq-cputemp) add cpu temp sensor driver")
> Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Cc: Florian Eckert <fe@xxxxxxxxxx>
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Cc: Jean Delvare <jdelvare@xxxxxxxx>
> Cc: linux-hwmon@xxxxxxxxxxxxxxx

Applied, thanks!

Guenter

> ---
> drivers/hwmon/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> --- a/drivers/hwmon/Kconfig
> +++ b/drivers/hwmon/Kconfig
> @@ -977,7 +977,7 @@ config SENSORS_LTC4261
>
> config SENSORS_LTQ_CPUTEMP
> bool "Lantiq cpu temperature sensor driver"
> - depends on LANTIQ
> + depends on SOC_XWAY
> help
> If you say yes here you get support for the temperature
> sensor inside your CPU.