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openmptcprouter/6.12/target/linux/bcm27xx/patches-6.12/950-0661-drm-vc4-Do-not-include-writeback-conn-load-in-load-t.patch
Ycarus (Yannick Chabanois) bdb9b0046f Add bcm27xx 6.12 test support
2024-12-20 14:17:26 +01:00

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1.7 KiB
Diff

From 9aa05766b55ff89bcb234fa361529c3c831d9391 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Mon, 9 Sep 2024 17:28:00 +0100
Subject: [PATCH 661/697] drm/vc4: Do not include writeback conn load in load
tracker
The transposer/writeback connector should be running with a
lower priority, so shouldn't be factored into the load
calculations.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
drivers/gpu/drm/vc4/vc4_kms.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -660,17 +660,26 @@ static int vc4_load_tracker_atomic_check
for_each_oldnew_plane_in_state(state, plane, old_plane_state,
new_plane_state, i) {
struct vc4_plane_state *vc4_plane_state;
+ struct vc4_crtc *vc4_crtc;
if (old_plane_state->fb && old_plane_state->crtc) {
vc4_plane_state = to_vc4_plane_state(old_plane_state);
- load_state->membus_load -= vc4_plane_state->membus_load;
- load_state->hvs_load -= vc4_plane_state->hvs_load;
+ vc4_crtc = to_vc4_crtc(old_plane_state->crtc);
+
+ if (!vc4_crtc->feeds_txp) {
+ load_state->membus_load -= vc4_plane_state->membus_load;
+ load_state->hvs_load -= vc4_plane_state->hvs_load;
+ }
}
if (new_plane_state->fb && new_plane_state->crtc) {
vc4_plane_state = to_vc4_plane_state(new_plane_state);
- load_state->membus_load += vc4_plane_state->membus_load;
- load_state->hvs_load += vc4_plane_state->hvs_load;
+ vc4_crtc = to_vc4_crtc(new_plane_state->crtc);
+
+ if (!vc4_crtc->feeds_txp) {
+ load_state->membus_load += vc4_plane_state->membus_load;
+ load_state->hvs_load += vc4_plane_state->hvs_load;
+ }
}
}