950-0829-vc4_hdmi-Remove-VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWA.patch

From 8e294ef67e3c437e2a9f932141762dc976cf967f Mon Sep 17 00:00:00 2001
From: Dom Cobley <popcornmix@gmail.com>
Date: Wed, 30 Mar 2022 17:49:31 +0100
Subject: [PATCH] vc4_hdmi: Remove
 VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWAYS_KEEPOUT

This bit ensures data island packets are never generated when disallowed by HDCP.
As no Pi boards support HDCP this is providing an unnecessary restriction

Signed-off-by: Dom Cobley <popcornmix@gmail.com>
---
 drivers/gpu/drm/vc4/vc4_hdmi.c | 3 ---
 1 file changed, 3 deletions(-)

--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1551,9 +1551,6 @@ static void vc4_hdmi_encoder_post_crtc_e
 
 		WARN_ON(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
 			  VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE));
-		HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
-			   HDMI_READ(HDMI_SCHEDULER_CONTROL) |
-			   VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWAYS_KEEPOUT);
 
 		HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
 			   VC4_HDMI_RAM_PACKET_ENABLE);