From 7b90e65a9c1f2af55db7b45d405e902d8f102e2d Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Wed, 6 Jan 2021 10:13:40 +0800
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Subject: [PATCH 38/74] backend-drm: Fix disabling output error when using
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atomic
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Disabling output in async mode is not allow by drm driver's
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drm_atomic_crtc_check() for "requesting event but off" error.
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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libweston/backend-drm/kms.c | 10 ++++++++--
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1 file changed, 8 insertions(+), 2 deletions(-)
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diff --git a/libweston/backend-drm/kms.c b/libweston/backend-drm/kms.c
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index cf37773..4443741 100644
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--- a/libweston/backend-drm/kms.c
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+++ b/libweston/backend-drm/kms.c
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@@ -1137,6 +1137,14 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
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if (!req)
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return -1;
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+ wl_list_for_each(output_state, &pending_state->output_list, link) {
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+ if (output_state->output->virtual)
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+ continue;
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+ if (output_state->dpms == WESTON_DPMS_OFF &&
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+ mode == DRM_STATE_APPLY_ASYNC)
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+ mode = DRM_STATE_APPLY_SYNC;
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+ }
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+
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switch (mode) {
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case DRM_STATE_APPLY_SYNC:
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flags = 0;
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@@ -1238,8 +1246,6 @@ drm_pending_state_apply_atomic(struct drm_pending_state *pending_state,
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wl_list_for_each(output_state, &pending_state->output_list, link) {
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if (output_state->output->virtual)
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continue;
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- if (mode == DRM_STATE_APPLY_SYNC)
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- assert(output_state->dpms == WESTON_DPMS_OFF);
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ret |= drm_output_apply_state_atomic(output_state, req, &flags);
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}
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--
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2.20.1
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