openwrt/target/linux/bcm27xx/patches-6.6/950-1109-fix-Hsync-and-Vsync-polarity-can-t-change-from-negat.patch
John Audia 51db334005 kernel: bump 6.6 to 6.6.54
Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.54

Removed upstreamed:
	generic/backport-6.6/780-24-v6.12-r8169-disable-ALDPS-per-default-for-RTL8125.patch[1]
	generic/pending-6.6/360-selftests-bpf-portability-of-unprivileged-tests.patch[2]

Manually rebased:
	bcm53xx/patches-6.6/180-usb-xhci-add-support-for-performing-fake-doorbell.patch
	bmips/patches-6.6/200-mips-bmips-automatically-detect-CPU-frequency.patch

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.54&id=50d062b6cc90c45a0de54e9bd9903c82777d66bf
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.54&id=103c0431c7fb4790affea121126840dbfb146341

Build system: x86/64
Build-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3
Run-tested: x86/64/AMD Cezanne, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3

Signed-off-by: John Audia <therealgraysky@proton.me>
Link: https://github.com/openwrt/openwrt/pull/16602
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2024-10-05 12:43:51 +02:00

47 lines
1.7 KiB
Diff

From b5f843fe7ece2b75a783fa785d6c7c6647a7a46d Mon Sep 17 00:00:00 2001
From: Michiiel <94533767+Michiiel@users.noreply.github.com>
Date: Thu, 30 May 2024 15:43:21 +0200
Subject: [PATCH 1109/1135] =?UTF-8?q?fix=20Hsync=20and=20Vsync=20polarity?=
=?UTF-8?q?=20can't=20change=20from=20negatieve=20to=20positief=20?=
=?UTF-8?q?=E2=80=A6=20(#6193)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
vc4/hdmi: Fix Hsync and Vsync polarity changes
Polarity bits were only ever set and never cleared.
Make sure they can also be cleared.
Signed-off-by: Michiel Vanbiervliet <michiel.vanbiervliet@gmail.com>
---
drivers/gpu/drm/vc4/vc4_hdmi.c | 17 +++++++++--------
1 file changed, 9 insertions(+), 8 deletions(-)
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1889,14 +1889,15 @@ static void vc4_hdmi_encoder_post_crtc_e
spin_lock_irqsave(&vc4_hdmi->hw_lock, flags);
HDMI_WRITE(HDMI_VID_CTL,
- HDMI_READ(HDMI_VID_CTL) |
- VC4_HD_VID_CTL_ENABLE |
- VC4_HD_VID_CTL_CLRRGB |
- VC4_HD_VID_CTL_UNDERFLOW_ENABLE |
- VC4_HD_VID_CTL_FRAME_COUNTER_RESET |
- VC4_HD_VID_CTL_BLANK_INSERT_EN |
- (vsync_pos ? 0 : VC4_HD_VID_CTL_VSYNC_LOW) |
- (hsync_pos ? 0 : VC4_HD_VID_CTL_HSYNC_LOW));
+ (HDMI_READ(HDMI_VID_CTL) &~
+ (VC4_HD_VID_CTL_VSYNC_LOW | VC4_HD_VID_CTL_HSYNC_LOW)) |
+ VC4_HD_VID_CTL_ENABLE |
+ VC4_HD_VID_CTL_CLRRGB |
+ VC4_HD_VID_CTL_UNDERFLOW_ENABLE |
+ VC4_HD_VID_CTL_FRAME_COUNTER_RESET |
+ VC4_HD_VID_CTL_BLANK_INSERT_EN |
+ (vsync_pos ? 0 : VC4_HD_VID_CTL_VSYNC_LOW) |
+ (hsync_pos ? 0 : VC4_HD_VID_CTL_HSYNC_LOW));
HDMI_WRITE(HDMI_VID_CTL,
HDMI_READ(HDMI_VID_CTL) & ~VC4_HD_VID_CTL_BLANKPIX);