From ec551e663ddd1be9140cc23f1eff33b8d270ed60 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 4 Mar 2019 11:59:34 -0800 Subject: [PATCH] drm/vc4: Fix oops at boot with firmwarekms on 4.19. Signed-off-by: Eric Anholt --- 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]),