Commit 0dcc5c6a authored by Jani Nikula's avatar Jani Nikula
Browse files

drm/i915/mst: remove crtc_state->pbn 



The crtc_state->pbn member is only used as a temporary variable within
mst_stream_find_vcpi_slots_for_bpp(). Remove it as unnecessary.

Suggested-by: default avatarImre Deak <imre.deak@intel.com>
Reviewed-by: default avatarImre Deak <imre.deak@intel.com>
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/726aaadbd425057dfd854e42417bcf8d69b769d3.1735912293.git.jani.nikula@intel.com
parent 643b06e2

drivers/gpu/drm/i915/display/intel_display_types.h

+0 −2
Original line number Diff line number Diff line
@@ -1160,8 +1160,6 @@ struct intel_crtc_state { 


	bool double_wide;



	int pbn;



	struct intel_crtc_scaler_state scaler_state;



	/* w/a for waiting 2 vblanks during crtc enable */

drivers/gpu/drm/i915/display/intel_dp_mst.c

+1 −2
Original line number Diff line number Diff line
@@ -321,14 +321,13 @@ static int mst_stream_find_vcpi_slots_for_bpp(struct intel_dp *intel_dp, 
		 * first branch device's link also applies here.

		 */

		pbn.full = remote_tu * mst_state->pbn_div.full;

		crtc_state->pbn = dfixed_trunc(pbn);



		drm_WARN_ON(display->drm, remote_tu < crtc_state->dp_m_n.tu);

		crtc_state->dp_m_n.tu = remote_tu;



		slots = drm_dp_atomic_find_time_slots(state, &intel_dp->mst_mgr,

						      connector->port,

						      crtc_state->pbn);

						      dfixed_trunc(pbn));

		if (slots == -EDEADLK)

			return slots;