[5.10,56/63] drm/amd/display: updated wm table for Renoir

Message ID	20210104155711.521915510@linuxfoundation.org
State	New
Headers	show Return-Path: <stable-owner@kernel.org> From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, stable@vger.kernel.org, Jake Wang <haonan.wang2@amd.com>, Yongqiang Sun <yongqiang.sun@amd.com>, Qingqing Zhuo <qingqing.zhuo@amd.com>, Alex Deucher <alexander.deucher@amd.com>, Sasha Levin <sashal@kernel.org> Subject: [PATCH 5.10 56/63] drm/amd/display: updated wm table for Renoir Date: Mon, 4 Jan 2021 16:57:49 +0100 Message-Id: <20210104155711.521915510@linuxfoundation.org> In-Reply-To: <20210104155708.800470590@linuxfoundation.org> References: <20210104155708.800470590@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	None \| expand [5.10,04/63] ethtool: fix string set id check [5.10,08/63] jffs2: Allow setting rp_size to zero during remounting [5.10,10/63] spi: dw-bt1: Fix undefined devm_mux_control_get symbol [5.10,11/63] opp: fix memory leak in _allocate_opp_table [5.10,12/63] opp: Call the missing clk_put() on error [5.10,13/63] scsi: block: Fix a race in the runtime power management code [5.10,15/63] mm: memmap defer init doesnt work as expected [5.10,16/63] lib/zlib: fix inflating zlib streams on s390 [5.10,17/63] io_uring: dont assume mm is constant across submits [5.10,21/63] kernel/io_uring: cancel io_uring before task works [5.10,22/63] uapi: move constants from <linux/kernel.h> to <linux/const.h> [5.10,25/63] zlib: move EXPORT_SYMBOL() and MODULE_LICENSE() out of dfltcc_syms.c [5.10,28/63] fbcon: Disable accelerated scrolling [5.10,29/63] reiserfs: add check for an invalid ih_entry_count [5.10,30/63] misc: vmw_vmci: fix kernel info-leak by initializing dbells in vmci_ctx_get_chkpt_do... [5.10,34/63] ALSA: rawmidi: Access runtime->avail always in spinlock [5.10,35/63] bfs: dont use WARNING: string when its just info. [5.10,40/63] module: set MODULE_STATE_GOING state when a module fails to load [5.10,42/63] rtc: pl031: fix resource leak in pl031_probe [5.10,43/63] powerpc: sysdev: add missing iounmap() on error in mpic_msgr_probe() [5.10,45/63] NFSv4: Fix a pNFS layout related use-after-free race when freeing the inode [5.10,46/63] f2fs: avoid race condition for shrinker count [5.10,47/63] f2fs: fix race of pending_pages in decompression [5.10,48/63] module: delay kobject uevent until after module init call [5.10,49/63] powerpc/64: irq replay remove decrementer overflow check [5.10,50/63] fs/namespace.c: WARN if mnt_count has become negative [5.10,51/63] watchdog: rti-wdt: fix reference leak in rti_wdt_probe [5.10,53/63] um: ubd: Submit all data segments atomically [5.10,54/63] NFSv4.2: Dont error when exiting early on a READ_PLUS buffer overflow [5.10,56/63] drm/amd/display: updated wm table for Renoir [5.10,59/63] io_uring: remove racy overflow list fast checks [5.10,61/63] dm verity: skip verity work if I/O error when system is shutting down

Message ID

20210104155711.521915510@linuxfoundation.org

State

New

Headers

From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Jake Wang <haonan.wang2@amd.com>,
	Yongqiang Sun <yongqiang.sun@amd.com>,
	Qingqing Zhuo <qingqing.zhuo@amd.com>,
	Alex Deucher <alexander.deucher@amd.com>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 56/63] drm/amd/display: updated wm table for Renoir
Date: Mon,  4 Jan 2021 16:57:49 +0100
Message-Id: <20210104155711.521915510@linuxfoundation.org>
In-Reply-To: <20210104155708.800470590@linuxfoundation.org>
References: <20210104155708.800470590@linuxfoundation.org>
User-Agent: quilt/0.66
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk

Series

None | expand

Commit Message

Greg KH Jan. 4, 2021, 3:57 p.m. UTC

From: Jake Wang <haonan.wang2@amd.com>

[ Upstream commit 410066d24cfc1071be25e402510367aca9db5cb6 ]

[Why]
For certain timings, Renoir may underflow due to sr exit
latency being too slow.

[How]
Updated wm table for renoir.

Signed-off-by: Jake Wang <haonan.wang2@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 .../drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c    | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
index 6b431db146cd9..1c6e401dd4cce 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
@@ -704,24 +704,24 @@  static struct wm_table ddr4_wm_table_rn = {
 			.wm_inst = WM_B,
 			.wm_type = WM_TYPE_PSTATE_CHG,
 			.pstate_latency_us = 11.72,
-			.sr_exit_time_us = 10.12,
-			.sr_enter_plus_exit_time_us = 11.48,
+			.sr_exit_time_us = 11.12,
+			.sr_enter_plus_exit_time_us = 12.48,
 			.valid = true,
 		},
 		{
 			.wm_inst = WM_C,
 			.wm_type = WM_TYPE_PSTATE_CHG,
 			.pstate_latency_us = 11.72,
-			.sr_exit_time_us = 10.12,
-			.sr_enter_plus_exit_time_us = 11.48,
+			.sr_exit_time_us = 11.12,
+			.sr_enter_plus_exit_time_us = 12.48,
 			.valid = true,
 		},
 		{
 			.wm_inst = WM_D,
 			.wm_type = WM_TYPE_PSTATE_CHG,
 			.pstate_latency_us = 11.72,
-			.sr_exit_time_us = 10.12,
-			.sr_enter_plus_exit_time_us = 11.48,
+			.sr_exit_time_us = 11.12,
+			.sr_enter_plus_exit_time_us = 12.48,
 			.valid = true,
 		},
 	}

[5.10,56/63] drm/amd/display: updated wm table for Renoir

Commit Message

Patch