From 99d63e7adc2eb00682a875f62d02677da8f4b710 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 5 Feb 2018 18:53:18 +0000 Subject: [PATCH 367/432] drm/vc4: Don't wait for vblank on fkms cursor updates. We don't use the same async update path between fkms and normal kms, and the normal kms workaround ended up making us wait. This became a larger problem in rpi-4.14.y, as the USB HID update rate throttling got (accidentally?) dropped. Signed-off-by: Eric Anholt --- drivers/gpu/drm/vc4/vc4_kms.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index baf9bd7931ac..f8c6cafff14a 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -222,7 +222,8 @@ static int vc4_atomic_commit(struct drm_device *dev, * drm_atomic_helper_setup_commit() from auto-completing * commit->flip_done. */ - state->legacy_cursor_update = false; + if (!vc4->firmware_kms) + state->legacy_cursor_update = false; ret = drm_atomic_helper_setup_commit(state, nonblock); if (ret) return ret; -- 2.19.1