From e3e12f52b214121840b44c91de5b3e5af5d3eb84 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 06 Nov 2023 03:04:41 +0000
Subject: [PATCH] rk3568 rt init
---
kernel/drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/kernel/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 5eb9265..7bb333f 100644
--- a/kernel/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/kernel/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1670,6 +1670,12 @@
vop = to_vop(crtc);
vop_data = vop->data;
+ if (VOP_MAJOR(vop->version) == 2 && is_alpha_support(fb->format->format) &&
+ vop_plane_state->global_alpha != 0xff) {
+ DRM_ERROR("Pixel alpha and global alpha can't be enabled at the same time\n");
+ return -EINVAL;
+ }
+
if (state->src_w >> 16 < 4 || state->src_h >> 16 < 4 ||
state->crtc_w < 4 || state->crtc_h < 4) {
DRM_ERROR("Invalid size: %dx%d->%dx%d, min size is 4x4\n",
--
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