Messages in this thread |  | | Date | Wed, 8 Jul 2026 08:30:27 +0200 | | From | Krzysztof Kozlowski <> | | Subject | Re: [PATCH v6 2/3] platform: arm64: lenovo-thinkpad-t14s-ec: Add hwmon support for temperatures |
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On Tue, Jul 07, 2026 at 09:22:27PM +0200, Daniel Lezcano wrote: > +static const struct hwmon_ops t14s_ec_hwmon_ops = { > + .is_visible = t14s_ec_hwmon_is_visible, > + .read = t14s_ec_hwmon_read, > + .read_string = t14s_ec_hwmon_read_string, > +}; > + > +static const struct hwmon_channel_info *t14s_ec_hwmon_info[] = { > + HWMON_CHANNEL_INFO(chip, HWMON_C_REGISTER_TZ), > + HWMON_CHANNEL_INFO(temp, > + HWMON_T_INPUT | HWMON_T_LABEL, > + HWMON_T_INPUT | HWMON_T_LABEL, > + HWMON_T_INPUT | HWMON_T_LABEL, > + HWMON_T_INPUT | HWMON_T_LABEL, > + HWMON_T_INPUT | HWMON_T_LABEL, > + HWMON_T_INPUT | HWMON_T_LABEL), > + NULL > +}; > + > +static const struct hwmon_chip_info t14s_ec_chip_info = { > + .ops = &t14s_ec_hwmon_ops, > + .info = t14s_ec_hwmon_info, > +}; > + > +static int t14s_ec_hwmon_probe(struct t14s_ec *ec) > +{ > + struct device *dev; > + struct t14s_ec_hwmon_sys_thermx sys_thermx[] = { > + { .label = "soc", .reg = T14S_EC_SYS_THERM0 }, > + { .label = "keyboard", .reg = T14S_EC_SYS_THERM1 }, > + { .label = "base", .reg = T14S_EC_SYS_THERM2 }, > + { .label = "charging", .reg = T14S_EC_SYS_THERM3 }, > + { .label = "qtm", .reg = T14S_EC_SYS_THERM6 }, > + { .label = "ssd", .reg = T14S_EC_SYS_THERM7 }, > + }; > + > + ec->ec_hwmon.sys_thermx = devm_kmemdup_array(ec->dev, sys_thermx, > + ARRAY_SIZE(sys_thermx), > + sizeof(sys_thermx[0]), GFP_KERNEL); > + if (!ec->ec_hwmon.sys_thermx) > + return -ENOMEM; > + > + dev = devm_hwmon_device_register_with_info(ec->dev, "t14s_ec", ec, > + &t14s_ec_chip_info, NULL);
Last time I commented this looks like actual ABI break. You did not respond to that, so I assume my finding was right, thus: 1. binding is not correct (although driver should be fixed, not binding) 2. the code still breaks users
Best regards, Krzysztof
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