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Searched refs:pn_max (Results 1 - 2 of 2) sorted by relevance

/kernel/linux/linux-5.10/drivers/gpu/drm/i915/display/
H A Dintel_dp_aux_backlight.c246 u8 pn, pn_min, pn_max; in intel_dp_aux_calc_max_backlight() local
282 DP_EDP_PWMGEN_BIT_COUNT_CAP_MAX, &pn_max) != 1) { in intel_dp_aux_calc_max_backlight()
288 pn_max &= DP_EDP_PWMGEN_BIT_COUNT_MASK; in intel_dp_aux_calc_max_backlight()
292 if (fxp_min < (1 << pn_min) || (255 << pn_max) < fxp_max) { in intel_dp_aux_calc_max_backlight()
298 for (pn = pn_max; pn >= pn_min; pn--) { in intel_dp_aux_calc_max_backlight()
/kernel/linux/linux-6.6/drivers/gpu/drm/display/
H A Ddrm_dp_helper.c3594 u8 pn, pn_min, pn_max; in drm_edp_backlight_probe_max() local
3639 ret = drm_dp_dpcd_readb(aux, DP_EDP_PWMGEN_BIT_COUNT_CAP_MAX, &pn_max); in drm_edp_backlight_probe_max()
3646 pn_max &= DP_EDP_PWMGEN_BIT_COUNT_MASK; in drm_edp_backlight_probe_max()
3651 if (fxp_min < (1 << pn_min) || (255 << pn_max) < fxp_max) { in drm_edp_backlight_probe_max()
3658 for (pn = pn_max; pn >= pn_min; pn--) { in drm_edp_backlight_probe_max()

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