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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Tom Chung <chiahsuan.chung@amd.com>,
	Wayne Lin <wayne.lin@amd.com>,
	Alex Deucher <alexander.deucher@amd.com>,
	Sasha Levin <sashal@kernel.org>,
	harry.wentland@amd.com, sunpeng.li@amd.com,
	Rodrigo.Siqueira@amd.com, christian.koenig@amd.com,
	Xinhui.Pan@amd.com, airlied@gmail.com, simona@ffwll.ch,
	robin.chen@amd.com, martin.tsai@amd.com,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: [PATCH AUTOSEL 6.13 15/21] Revert "drm/amd/display: Use HW lock mgr for PSR1"
Date: Mon, 10 Feb 2025 20:29:48 -0500	[thread overview]
Message-ID: <20250211012954.4096433-15-sashal@kernel.org> (raw)
In-Reply-To: <20250211012954.4096433-1-sashal@kernel.org>

From: Tom Chung <chiahsuan.chung@amd.com>

[ Upstream commit f245b400a223a71d6d5f4c72a2cb9b573a7fc2b6 ]

This reverts commit
a2b5a9956269 ("drm/amd/display: Use HW lock mgr for PSR1")

Because it may cause system hang while connect with two edp panel.

Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
index 5bb8b78bf250a..bf636b28e3e16 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c
@@ -63,8 +63,7 @@ void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv,
 
 bool should_use_dmub_lock(struct dc_link *link)
 {
-	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1 ||
-	    link->psr_settings.psr_version == DC_PSR_VERSION_1)
+	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1)
 		return true;
 
 	if (link->replay_settings.replay_feature_enabled)
-- 
2.39.5


  parent reply	other threads:[~2025-02-11  1:30 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-11  1:29 [PATCH AUTOSEL 6.13 01/21] nvme-fc: go straight to connecting state when initializing Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 02/21] nvme-fc: do not ignore connectivity loss during connecting Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 03/21] hrtimers: Mark is_migration_base() with __always_inline Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 04/21] powercap: call put_device() on an error path in powercap_register_control_type() Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 05/21] btrfs: avoid starting new transaction when cleaning qgroup during subvolume drop Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 06/21] futex: Pass in task to futex_queue() Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 07/21] irqchip/riscv: Ensure ordering of memory writes and IPI writes Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 08/21] iscsi_ibft: Fix UBSAN shift-out-of-bounds warning in ibft_attr_show_nic() Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 09/21] sched/debug: Provide slice length for fair tasks Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 10/21] platform/x86/intel: pmc: fix ltr decode in pmc_core_ltr_show() Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 11/21] drm/amd/display: Fix out-of-bound accesses Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 12/21] scsi: core: Use GFP_NOIO to avoid circular locking dependency Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 13/21] scsi: ufs: core: Fix error return with query response Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 14/21] scsi: qla1280: Fix kernel oops when debug level > 2 Sasha Levin
2025-02-11  1:29 ` Sasha Levin [this message]
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 16/21] kbuild: keep symbols for symbol_get() even with CONFIG_TRIM_UNUSED_KSYMS Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 17/21] ACPI: resource: IRQ override for Eluktronics MECH-17 Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 18/21] smb: client: fix noisy when tree connecting to DFS interlink targets Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 19/21] alpha/elf: Fix misc/setarch test of util-linux by removing 32bit support Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 20/21] vboxsf: fix building with GCC 15 Sasha Levin
2025-02-11  1:29 ` [PATCH AUTOSEL 6.13 21/21] selftests: always check mask returned by statmount(2) Sasha Levin

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