From 202ead5a3c589b0594a75cb99f080174f6851fed Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 2 Aug 2021 10:03:30 -0400
Subject: [PATCH] drm/amdgpu: don't enable baco on boco platforms in runpm
If the platform uses BOCO, don't use BACO in runtime suspend.
We could end up executing the BACO path if the platform supports
both.
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1669
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
---
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 5ed8381ae0f54..971c5b8e75dc5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -1571,6 +1571,8 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev)
pci_ignore_hotplug(pdev);
pci_set_power_state(pdev, PCI_D3cold);
drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF;
+ } else if (amdgpu_device_supports_boco(drm_dev)) {
+ /* nothing to do */
} else if (amdgpu_device_supports_baco(drm_dev)) {
amdgpu_device_baco_enter(drm_dev);
}
--
GitLab