openwrt/target/linux/bcm27xx/patches-5.15/950-0626-drm-vc4-hdmi-Move-XBAR-setup-to-csc_setup.patch
Álvaro Fernández Rojas 20ea6adbf1 bcm27xx: add support for linux v5.15
Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B

Signed-off-by: Marty Jones <mj8263788@gmail.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2022-05-17 15:11:22 +02:00

35 lines
1.2 KiB
Diff

From 9d59b54f5b608a823f01982a1aabac76a364556d Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Wed, 13 Jan 2021 11:07:48 +0100
Subject: [PATCH] drm/vc4: hdmi: Move XBAR setup to csc_setup
On the BCM2711, the HDMI_VEC_INTERFACE_XBAR register configuration
depends on whether we're using an RGB or YUV output. Let's move that
configuration to the CSC setup.
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
drivers/gpu/drm/vc4/vc4_hdmi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -791,6 +791,8 @@ static void vc5_hdmi_csc_setup(struct vc
spin_lock_irqsave(&vc4_hdmi->hw_lock, flags);
+ HDMI_WRITE(HDMI_VEC_INTERFACE_XBAR, 0x354021);
+
if (!vc4_hdmi_is_full_range_rgb(vc4_hdmi, mode)) {
/* CEA VICs other than #1 requre limited range RGB
* output unless overridden by an AVI infoframe.
@@ -905,7 +907,6 @@ static void vc5_hdmi_set_timings(struct
spin_lock_irqsave(&vc4_hdmi->hw_lock, flags);
- HDMI_WRITE(HDMI_VEC_INTERFACE_XBAR, 0x354021);
HDMI_WRITE(HDMI_HORZA,
(vsync_pos ? VC5_HDMI_HORZA_VPOS : 0) |
(hsync_pos ? VC5_HDMI_HORZA_HPOS : 0) |