From: jsg <jsg@openbsd.org>
Date: Wed, 15 Feb 2023 10:21:11 +0000 (+0000)
Subject: drm/amdgpu/smu: skip pptable init under sriov
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=2b951bca94fe3673d766bd4cb9b4dbb4199ebb53;p=openbsd

drm/amdgpu/smu: skip pptable init under sriov

From Jane Jian
4609e1773222670af42e71c3a7bbf0453438d74a in linux-6.1.y/6.1.12
c6ac406cd8ff610a2d5da298b1d3071acfcde7f0 in mainline linux
---

diff --git a/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
index 94be45f40dc..b306946d43e 100644
--- a/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
+++ b/sys/dev/pci/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c
@@ -407,6 +407,9 @@ static int smu_v13_0_0_setup_pptable(struct smu_context *smu)
 	struct amdgpu_device *adev = smu->adev;
 	int ret = 0;
 
+	if (amdgpu_sriov_vf(smu->adev))
+		return 0;
+
 	ret = smu_v13_0_0_get_pptable_from_pmfw(smu,
 						&smu_table->power_play_table,
 						&smu_table->power_play_table_size);
@@ -1257,6 +1260,9 @@ static int smu_v13_0_0_get_thermal_temperature_range(struct smu_context *smu,
 		table_context->power_play_table;
 	PPTable_t *pptable = smu->smu_table.driver_pptable;
 
+	if (amdgpu_sriov_vf(smu->adev))
+		return 0;
+
 	if (!range)
 		return -EINVAL;