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From ec551e663ddd1be9140cc23f1eff33b8d270ed60 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Mon, 4 Mar 2019 11:59:34 -0800
Subject: [PATCH 574/806] drm/vc4: Fix oops at boot with firmwarekms on 4.19.
Signed-off-by: Eric Anholt <eric@anholt.net>
---
drivers/gpu/drm/vc4/vc4_kms.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -107,6 +107,9 @@ vc4_ctm_commit(struct vc4_dev *vc4, stru
struct vc4_ctm_state *ctm_state = to_vc4_ctm_state(vc4->ctm_manager.state);
struct drm_color_ctm *ctm = ctm_state->ctm;
+ if (vc4->firmware_kms)
+ return;
+
if (ctm_state->fifo) {
HVS_WRITE(SCALER_OLEDCOEF2,
VC4_SET_FIELD(vc4_ctm_s31_32_to_s0_9(ctm->matrix[0]),
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