From: <gregkh@linuxfoundation.org>
To: alexander.deucher@amd.com, ray.huang@amd.com
Cc: <stable@vger.kernel.org>
Subject: FAILED: patch "[PATCH] drm/amdgpu/si_dpm: workaround for SI kickers" failed to apply to 4.8-stable tree
Date: Wed, 09 Nov 2016 09:19:43 +0100 [thread overview]
Message-ID: <147867958320083@kroah.com> (raw)
The patch below does not apply to the 4.8-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From 71451bdfc2f7bc67cf0b7a5d51bc1489aaa55701 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 26 Oct 2016 15:27:45 -0400
Subject: [PATCH] drm/amdgpu/si_dpm: workaround for SI kickers
Consolidate existing quirks. Fixes stability issues
on some kickers.
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
index ee77e9cb55b1..d6f85b1a0b93 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c
@@ -3477,6 +3477,49 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev,
int i;
struct si_dpm_quirk *p = si_dpm_quirk_list;
+ /* limit all SI kickers */
+ if (adev->asic_type == CHIP_PITCAIRN) {
+ if ((adev->pdev->revision == 0x81) ||
+ (adev->pdev->device == 0x6810) ||
+ (adev->pdev->device == 0x6811) ||
+ (adev->pdev->device == 0x6816) ||
+ (adev->pdev->device == 0x6817) ||
+ (adev->pdev->device == 0x6806))
+ max_mclk = 120000;
+ } else if (adev->asic_type == CHIP_VERDE) {
+ if ((adev->pdev->revision == 0x81) ||
+ (adev->pdev->revision == 0x83) ||
+ (adev->pdev->revision == 0x87) ||
+ (adev->pdev->device == 0x6820) ||
+ (adev->pdev->device == 0x6821) ||
+ (adev->pdev->device == 0x6822) ||
+ (adev->pdev->device == 0x6823) ||
+ (adev->pdev->device == 0x682A) ||
+ (adev->pdev->device == 0x682B)) {
+ max_sclk = 75000;
+ max_mclk = 80000;
+ }
+ } else if (adev->asic_type == CHIP_OLAND) {
+ if ((adev->pdev->revision == 0xC7) ||
+ (adev->pdev->revision == 0x80) ||
+ (adev->pdev->revision == 0x81) ||
+ (adev->pdev->revision == 0x83) ||
+ (adev->pdev->device == 0x6604) ||
+ (adev->pdev->device == 0x6605)) {
+ max_sclk = 75000;
+ max_mclk = 80000;
+ }
+ } else if (adev->asic_type == CHIP_HAINAN) {
+ if ((adev->pdev->revision == 0x81) ||
+ (adev->pdev->revision == 0x83) ||
+ (adev->pdev->revision == 0xC3) ||
+ (adev->pdev->device == 0x6664) ||
+ (adev->pdev->device == 0x6665) ||
+ (adev->pdev->device == 0x6667)) {
+ max_sclk = 75000;
+ max_mclk = 80000;
+ }
+ }
/* Apply dpm quirks */
while (p && p->chip_device != 0) {
if (adev->pdev->vendor == p->chip_vendor &&
@@ -3489,22 +3532,6 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev,
}
++p;
}
- /* limit mclk on all R7 370 parts for stability */
- if (adev->pdev->device == 0x6811 &&
- adev->pdev->revision == 0x81)
- max_mclk = 120000;
- /* limit sclk/mclk on Jet parts for stability */
- if (adev->pdev->device == 0x6665 &&
- adev->pdev->revision == 0xc3) {
- max_sclk = 75000;
- max_mclk = 80000;
- }
- /* Limit clocks for some HD8600 parts */
- if (adev->pdev->device == 0x6660 &&
- adev->pdev->revision == 0x83) {
- max_sclk = 75000;
- max_mclk = 80000;
- }
if (rps->vce_active) {
rps->evclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].evclk;
reply other threads:[~2016-11-09 8:19 UTC|newest]
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