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drm/i915/pps: Extract pps_units_to_msecs()

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Add pps_units_to_msecs() as the counterpart to msecs_pps_units_to().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241106215859.25446-8-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2024-11-06 23:58:58 +02:00
parent b6bf160102
commit a463dba64f
1 changed files with 7 additions and 1 deletions
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8
drivers/gpu/drm/i915/display/intel_pps.c
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@ -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);