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drm/i915/dp: Use helpers for getting max FRL rate

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Use intel_hdmi_sink_max_frl_rate() and intel_hdmi_sink_dsc_max_frl_rate()
helpers instead of open-coding the FRL rate calculation.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patch.msgid.link/20260805035027.3473398-6-ankit.k.nautiyal@intel.com
This commit is contained in:
Ankit Nautiyal 2026-08-05 09:20:27 +05:30
parent 3b04e8241b
commit 63d8817cfa
1 changed files with 5 additions and 14 deletions
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19
drivers/gpu/drm/i915/display/intel_dp.c
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@ -4095,14 +4095,9 @@ static int intel_dp_pcon_set_frl_mask(int max_frl)
static int intel_dp_hdmi_sink_max_frl(struct intel_dp *intel_dp)
{
struct intel_connector *connector = intel_dp->attached_connector;
const struct drm_display_info *info = &connector->base.display_info;
int max_frl_rate;
int max_lanes, rate_per_lane;
int max_dsc_lanes, dsc_rate_per_lane;
max_lanes = info->hdmi.max_lanes;
rate_per_lane = info->hdmi.max_frl_rate_per_lane;
max_frl_rate = max_lanes * rate_per_lane;
struct drm_connector *drm_connector = &connector->base;
int max_frl_rate = intel_hdmi_sink_max_frl_rate(drm_connector);
int dsc_max_frl_rate = intel_hdmi_sink_dsc_max_frl_rate(drm_connector);
/*
* The sink's DSC max FRL rate only applies to compressed video
@ -4111,12 +4106,8 @@ static int intel_dp_hdmi_sink_max_frl(struct intel_dp *intel_dp)
* the regular max FRL rate is the limit.
*/
if (drm_dp_pcon_enc_is_dsc_1_2(intel_dp->pcon_dsc_dpcd) &&
info->hdmi.dsc_cap.v_1p2) {
max_dsc_lanes = info->hdmi.dsc_cap.max_lanes;
dsc_rate_per_lane = info->hdmi.dsc_cap.max_frl_rate_per_lane;
if (max_dsc_lanes && dsc_rate_per_lane)
max_frl_rate = min(max_frl_rate, max_dsc_lanes * dsc_rate_per_lane);
}
dsc_max_frl_rate)
return min(max_frl_rate, dsc_max_frl_rate);
return max_frl_rate;
}