On Sat, 19 Mar 2022, Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx> wrote: > +#define INTEL_GT_RPS_SYSFS_ATTR(_name, _mode, _show, _store) \ > + struct device_attribute dev_attr_gt_##_name = __ATTR(gt_##_name, _mode, _show, _store); \ > + struct device_attribute dev_attr_rps_##_name = __ATTR(rps_##_name, _mode, _show, _store) Consider this macro... > + > +#define INTEL_GT_RPS_SYSFS_ATTR_RO(_name) \ > + INTEL_GT_RPS_SYSFS_ATTR(_name, 0444, _name##_show, NULL) > +#define INTEL_GT_RPS_SYSFS_ATTR_RW(_name) \ > + INTEL_GT_RPS_SYSFS_ATTR(_name, 0644, _name##_show, _name##_store) > + > +static INTEL_GT_RPS_SYSFS_ATTR_RO(act_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RO(cur_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RW(boost_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RO(RP0_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RO(RP1_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RO(RPn_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RW(max_freq_mhz); > +static INTEL_GT_RPS_SYSFS_ATTR_RW(min_freq_mhz); ...and the static keyword here. All of the dev_attr_rps_* attributes become non-static, as the static only applies to the dev_attr_gt_* attributes: CHECK drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:468:8: warning: symbol 'dev_attr_rps_act_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:469:8: warning: symbol 'dev_attr_rps_cur_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:470:8: warning: symbol 'dev_attr_rps_boost_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:471:8: warning: symbol 'dev_attr_rps_RP0_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:472:8: warning: symbol 'dev_attr_rps_RP1_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:473:8: warning: symbol 'dev_attr_rps_RPn_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:474:8: warning: symbol 'dev_attr_rps_max_freq_mhz' was not declared. Should it be static? drivers/gpu/drm/i915/gt/intel_gt_sysfs_pm.c:475:8: warning: symbol 'dev_attr_rps_min_freq_mhz' was not declared. Should it be static? BR, Jani. -- Jani Nikula, Intel Open Source Graphics Center