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Date: Mon, 28 Jan 2019 10:56:55 -0500
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc: Alex Deucher <alexander.deucher@....com>,
Sasha Levin <sashal@...nel.org>, amd-gfx@...ts.freedesktop.org,
dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 4.19 109/258] drm/amdgpu/powerplay: fix clock stretcher limits on polaris (v2)
From: Alex Deucher <alexander.deucher@....com>
[ Upstream commit de4aaab5cc9770a8c4dc13d9bfb6a83b06bba57e ]
Adjust limits for newer polaris variants.
v2: fix polaris11 kicker (Jerry)
Reviewed-by: Junwei Zhang <Jerry.Zhang@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
.../drm/amd/powerplay/smumgr/polaris10_smumgr.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
index 5b67f575cd34..45629f26dbc2 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
@@ -1528,8 +1528,21 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
efuse = efuse >> 24;
if (hwmgr->chip_id == CHIP_POLARIS10) {
- min = 1000;
- max = 2300;
+ if (hwmgr->is_kicker) {
+ min = 1200;
+ max = 2500;
+ } else {
+ min = 1000;
+ max = 2300;
+ }
+ } else if (hwmgr->chip_id == CHIP_POLARIS11) {
+ if (hwmgr->is_kicker) {
+ min = 900;
+ max = 2100;
+ } else {
+ min = 1100;
+ max = 2100;
+ }
} else {
min = 1100;
max = 2100;
--
2.19.1
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