The HVS has three FIFOs that can be assigned to a number of PixelValves through a mux.
However, changing that FIFO requires that we disable and then enable the pixelvalve, so we want to assign FIFOs to all the enabled CRTCs, and not just the active ones.
Fixes: 87ebcd42fb7b ("drm/vc4: crtc: Assign output to channel automatically") Signed-off-by: Maxime Ripard maxime@cerno.tech --- drivers/gpu/drm/vc4/vc4_kms.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index af3ee3dcdab6..01fa60844695 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -643,7 +643,7 @@ vc4_atomic_check(struct drm_device *dev, struct drm_atomic_state *state) struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc); unsigned int matching_channels;
- if (!crtc_state->active) + if (!crtc_state->enable) continue;
/*