diff options
| author | Frank Crawford <frank@crawford.emu.id.au> | 2023-04-29 14:52:04 +0300 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2023-06-08 16:41:17 +0300 |
| commit | 39a6dcf640a5fc0aa880a8cf8871755fdbd42a5e (patch) | |
| tree | 526e46654f467fa636ba8cd14490ea98a82ff821 /drivers/hwmon/it87.c | |
| parent | 5a4417bc67cd2cb24667f226667dba66d284de8b (diff) | |
| download | linux-39a6dcf640a5fc0aa880a8cf8871755fdbd42a5e.tar.xz | |
hwmon: (it87) Add controls for chips with only 4 PWMs
Add feature and support for chips with only 4 PWMs.
Signed-off-by: Frank Crawford <frank@crawford.emu.id.au>
Link: https://lore.kernel.org/r/20230429115205.1547251-3-frank@crawford.emu.id.au
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/it87.c')
| -rw-r--r-- | drivers/hwmon/it87.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index bd9a24942e70..d5482c6ed18f 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -318,6 +318,7 @@ struct it87_devices { */ #define FEAT_CONF_NOEXIT BIT(19) /* Chip should not exit conf mode */ #define FEAT_FOUR_FANS BIT(20) /* Supports four fans */ +#define FEAT_FOUR_PWM BIT(21) /* Supports four fan controls */ static const struct it87_devices it87_devices[] = { [it87] = { @@ -518,8 +519,11 @@ static const struct it87_devices it87_devices[] = { #define has_vid(data) ((data)->features & FEAT_VID) #define has_in7_internal(data) ((data)->features & FEAT_IN7_INTERNAL) #define has_avcc3(data) ((data)->features & FEAT_AVCC3) -#define has_five_pwm(data) ((data)->features & (FEAT_FIVE_PWM \ - | FEAT_SIX_PWM)) +#define has_four_pwm(data) ((data)->features & (FEAT_FOUR_PWM | \ + FEAT_FIVE_PWM | \ + FEAT_SIX_PWM)) +#define has_five_pwm(data) ((data)->features & (FEAT_FIVE_PWM | \ + FEAT_SIX_PWM)) #define has_six_pwm(data) ((data)->features & FEAT_SIX_PWM) #define has_pwm_freq2(data) ((data)->features & FEAT_PWM_FREQ2) #define has_six_temp(data) ((data)->features & FEAT_SIX_TEMP) @@ -2734,8 +2738,10 @@ static int __init it87_find(int sioaddr, unsigned short *address, else sio_data->skip_in |= BIT(9); - if (!has_five_pwm(config)) + if (!has_four_pwm(config)) sio_data->skip_pwm |= BIT(3) | BIT(4) | BIT(5); + else if (!has_five_pwm(config)) + sio_data->skip_pwm |= BIT(4) | BIT(5); else if (!has_six_pwm(config)) sio_data->skip_pwm |= BIT(5); |