From: Ville Syrjälä Date: Wed, 6 Nov 2024 21:58:58 +0000 (+0200) Subject: drm/i915/pps: Extract pps_units_to_msecs() X-Git-Tag: block-6.14-20240131~40^2~12^2~34 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=a463dba64fb2fd732f09163c47b50ae75e7764cf;p=linux-block.git drm/i915/pps: Extract pps_units_to_msecs() Add pps_units_to_msecs() as the counterpart to msecs_pps_units_to(). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-8-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 5be2903c6aaf..378a525eec16 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1468,6 +1468,12 @@ static int msecs_to_pps_units(int msecs) return msecs * 10; } +static int pps_units_to_msecs(int val) +{ + /* PPS uses 100us units */ + return DIV_ROUND_UP(val, 10); +} + static void pps_init_delays_bios(struct intel_dp *intel_dp, struct intel_pps_delays *bios) { @@ -1554,7 +1560,7 @@ static void pps_init_delays(struct intel_dp *intel_dp) assign_final(power_cycle); #undef assign_final -#define get_delay(field) (DIV_ROUND_UP(final->field, 10)) +#define get_delay(field) pps_units_to_msecs(final->field) intel_dp->pps.panel_power_up_delay = get_delay(power_up); intel_dp->pps.backlight_on_delay = get_delay(backlight_on); intel_dp->pps.backlight_off_delay = get_delay(backlight_off);