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author | Peter Rosin <peda@axentia.se> | 2018-11-21 16:03:39 +0000 |
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committer | Guenter Roeck <linux@roeck-us.net> | 2018-12-16 15:13:20 -0800 |
commit | e056fe25d9f021d45c3fb6068d11e56e9579754b (patch) | |
tree | a346cda896c023c5995d1ef7c0a8f0a75acc28c1 /drivers/hwmon/ntc_thermistor.c | |
parent | e8fda2c8646e504a732fbe7507c543279323c3d9 (diff) | |
download | linux-e056fe25d9f021d45c3fb6068d11e56e9579754b.tar.gz linux-e056fe25d9f021d45c3fb6068d11e56e9579754b.tar.bz2 linux-e056fe25d9f021d45c3fb6068d11e56e9579754b.zip |
hwmon: (ntc_thermistor) sort thermistor id lists alphabetically
Use an enum to index the array, so that it is possible to add sorted
entries without causing churn.
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/ntc_thermistor.c')
-rw-r--r-- | drivers/hwmon/ntc_thermistor.c | 82 |
1 files changed, 49 insertions, 33 deletions
diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c index e0c6b2f244a6..7747c1ed1f02 100644 --- a/drivers/hwmon/ntc_thermistor.c +++ b/drivers/hwmon/ntc_thermistor.c @@ -45,18 +45,34 @@ struct ntc_compensation { unsigned int ohm; }; -/* Order matters, ntc_match references the entries by index */ +/* + * Used as index in a zero-terminated array, holes not allowed so + * that NTC_LAST is the first empty array entry. + */ +enum { + NTC_B57330V2103, + NTC_B57891S0103, + NTC_NCP03WB473, + NTC_NCP03WF104, + NTC_NCP15WB473, + NTC_NCP15WL333, + NTC_NCP15XH103, + NTC_NCP18WB473, + NTC_NCP21WB473, + NTC_LAST, +}; + static const struct platform_device_id ntc_thermistor_id[] = { - { "ncp15wb473", TYPE_NCPXXWB473 }, - { "ncp18wb473", TYPE_NCPXXWB473 }, - { "ncp21wb473", TYPE_NCPXXWB473 }, - { "ncp03wb473", TYPE_NCPXXWB473 }, - { "ncp15wl333", TYPE_NCPXXWL333 }, - { "b57330v2103", TYPE_B57330V2103}, - { "ncp03wf104", TYPE_NCPXXWF104 }, - { "ncp15xh103", TYPE_NCPXXXH103 }, - { "b57891s0103", TYPE_B57891S0103 }, - { }, + [NTC_B57330V2103] = { "b57330v2103", TYPE_B57330V2103 }, + [NTC_B57891S0103] = { "b57891s0103", TYPE_B57891S0103 }, + [NTC_NCP03WB473] = { "ncp03wb473", TYPE_NCPXXWB473 }, + [NTC_NCP03WF104] = { "ncp03wf104", TYPE_NCPXXWF104 }, + [NTC_NCP15WB473] = { "ncp15wb473", TYPE_NCPXXWB473 }, + [NTC_NCP15WL333] = { "ncp15wl333", TYPE_NCPXXWL333 }, + [NTC_NCP15XH103] = { "ncp15xh103", TYPE_NCPXXXH103 }, + [NTC_NCP18WB473] = { "ncp18wb473", TYPE_NCPXXWB473 }, + [NTC_NCP21WB473] = { "ncp21wb473", TYPE_NCPXXWB473 }, + [NTC_LAST] = { }, }; /* @@ -327,36 +343,36 @@ static int ntc_adc_iio_read(struct ntc_thermistor_platform_data *pdata) } static const struct of_device_id ntc_match[] = { - { .compatible = "murata,ncp15wb473", - .data = &ntc_thermistor_id[0] }, - { .compatible = "murata,ncp18wb473", - .data = &ntc_thermistor_id[1] }, - { .compatible = "murata,ncp21wb473", - .data = &ntc_thermistor_id[2] }, - { .compatible = "murata,ncp03wb473", - .data = &ntc_thermistor_id[3] }, - { .compatible = "murata,ncp15wl333", - .data = &ntc_thermistor_id[4] }, { .compatible = "epcos,b57330v2103", - .data = &ntc_thermistor_id[5]}, + .data = &ntc_thermistor_id[NTC_B57330V2103]}, + { .compatible = "epcos,b57891s0103", + .data = &ntc_thermistor_id[NTC_B57891S0103] }, + { .compatible = "murata,ncp03wb473", + .data = &ntc_thermistor_id[NTC_NCP03WB473] }, { .compatible = "murata,ncp03wf104", - .data = &ntc_thermistor_id[6] }, + .data = &ntc_thermistor_id[NTC_NCP03WF104] }, + { .compatible = "murata,ncp15wb473", + .data = &ntc_thermistor_id[NTC_NCP15WB473] }, + { .compatible = "murata,ncp15wl333", + .data = &ntc_thermistor_id[NTC_NCP15WL333] }, { .compatible = "murata,ncp15xh103", - .data = &ntc_thermistor_id[7] }, - { .compatible = "epcos,b57891s0103", - .data = &ntc_thermistor_id[8] }, + .data = &ntc_thermistor_id[NTC_NCP15XH103] }, + { .compatible = "murata,ncp18wb473", + .data = &ntc_thermistor_id[NTC_NCP18WB473] }, + { .compatible = "murata,ncp21wb473", + .data = &ntc_thermistor_id[NTC_NCP21WB473] }, /* Usage of vendor name "ntc" is deprecated */ + { .compatible = "ntc,ncp03wb473", + .data = &ntc_thermistor_id[NTC_NCP03WB473] }, { .compatible = "ntc,ncp15wb473", - .data = &ntc_thermistor_id[0] }, + .data = &ntc_thermistor_id[NTC_NCP15WB473] }, + { .compatible = "ntc,ncp15wl333", + .data = &ntc_thermistor_id[NTC_NCP15WL333] }, { .compatible = "ntc,ncp18wb473", - .data = &ntc_thermistor_id[1] }, + .data = &ntc_thermistor_id[NTC_NCP18WB473] }, { .compatible = "ntc,ncp21wb473", - .data = &ntc_thermistor_id[2] }, - { .compatible = "ntc,ncp03wb473", - .data = &ntc_thermistor_id[3] }, - { .compatible = "ntc,ncp15wl333", - .data = &ntc_thermistor_id[4] }, + .data = &ntc_thermistor_id[NTC_NCP21WB473] }, { }, }; MODULE_DEVICE_TABLE(of, ntc_match); |