openwrt/target/linux/bcm27xx/patches-6.1/950-0929-drm-vc4-Treat-zero-sized-destination-as-full-screen.patch
Marty Jones 2e715fb4fc bcm27xx: update 6.1 patches to latest version
Add support for BCM2712 (Raspberry Pi 5).
3bb5880ab3
Patches were generated from the diff between linux kernel branch linux-6.1.y
and rpi-6.1.y from raspberry pi kernel source:
- git format-patch linux-6.1.y...rpi-6.1.y

Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2710/RPi3B, bcm2711/RPi4B

Signed-off-by: Marty Jones <mj8263788@gmail.com>
[Remove applied and reverted patches, squash patches and config commits]
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2024-01-25 17:46:45 +01:00

29 lines
958 B
Diff

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