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drm/i915/dp_mst: Fix BW limit check when calculating DSC DPT bpp

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The DSC DPT bpp limit check should only fail if the available DPT BW is
less than the required BW, fix the check accordingly.

Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240416221010.376865-4-imre.deak@intel.com
This commit is contained in:
Imre Deak 2024-04-17 01:10:02 +03:00
parent 854ff3d9b8
commit 1ff65bf8ff
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/display/intel_dp_mst.c
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@ -60,7 +60,7 @@ static int intel_dp_mst_check_constraints(struct drm_i915_private *i915, int bpp
int output_bpp = bpp;
int symbol_clock = intel_dp_link_symbol_clock(crtc_state->port_clock);
if (output_bpp * adjusted_mode->crtc_clock >=
if (output_bpp * adjusted_mode->crtc_clock >
symbol_clock * 72) {
drm_dbg_kms(&i915->drm, "UHBR check failed(required bw %d available %d)\n",
output_bpp * adjusted_mode->crtc_clock, symbol_clock * 72);