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29 lines
958 B
Diff
29 lines
958 B
Diff
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From 2c987545a88507acdd8a572a3bd23a4ca0124d14 Mon Sep 17 00:00:00 2001
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From: Dom Cobley <popcornmix@gmail.com>
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Date: Thu, 13 Apr 2023 17:41:11 +0100
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Subject: [PATCH] drm/vc4: Treat zero sized destination as full screen
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Kodi video planes come through with all zeros for fullscreen
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Without this check, we WARN when writing width-1, height-1
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to destination dlist
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Signed-off-by: Dom Cobley <popcornmix@gmail.com>
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---
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drivers/gpu/drm/vc4/vc4_plane.c | 5 +++++
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1 file changed, 5 insertions(+)
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--- a/drivers/gpu/drm/vc4/vc4_plane.c
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+++ b/drivers/gpu/drm/vc4/vc4_plane.c
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@@ -484,6 +484,11 @@ static int vc4_plane_setup_clipping_and_
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vc4_state->crtc_w = state->dst.x2 - state->dst.x1;
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vc4_state->crtc_h = state->dst.y2 - state->dst.y1;
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+ if (!vc4_state->crtc_w)
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+ vc4_state->crtc_w = state->crtc->mode.hdisplay;
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+ if (!vc4_state->crtc_h)
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+ vc4_state->crtc_h = state->crtc->mode.vdisplay;
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+
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ret = vc4_plane_margins_adj(state);
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if (ret)
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return ret;
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