[RFC v4 05/16] drm/i915/mst: remove crtc_state->pbn

[Jani Nikula]

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: Imre Deak <imre.deak at intel.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_types.h | 2 --
 drivers/gpu/drm/i915/display/intel_dp_mst.c        | 3 +--
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index eb9dd1125a4a..16e2bbde76eb 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -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 */
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index f7b91cf32b5b..51f0248084b6 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -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;
 
-- 
2.39.5