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From 3f3118cc21cbe34225274412892b9e191f073159 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 4 Oct 2019 10:17:05 -0500
Subject: [PATCH 4542/4736] drm/amdgpu: add supports_baco callback for VI
asics.
BACO - Bus Active, Chip Off
Check the BACO capabilities from the powerplay table.
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/vi.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 34a466e785cb..14228bca071b 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -743,6 +743,27 @@ static int vi_asic_pci_config_reset(struct amdgpu_device *adev)
return r;
}
+static bool vi_asic_supports_baco(struct amdgpu_device *adev)
+{
+ bool baco_support;
+
+ switch (adev->asic_type) {
+ case CHIP_FIJI:
+ case CHIP_TONGA:
+ case CHIP_POLARIS10:
+ case CHIP_POLARIS11:
+ case CHIP_POLARIS12:
+ case CHIP_TOPAZ:
+ smu7_asic_get_baco_capability(adev, &baco_support);
+ break;
+ default:
+ baco_support = false;
+ break;
+ }
+
+ return baco_support;
+}
+
static enum amd_reset_method
vi_asic_reset_method(struct amdgpu_device *adev)
{
@@ -1114,6 +1135,7 @@ static const struct amdgpu_asic_funcs vi_asic_funcs =
.get_pcie_usage = &vi_get_pcie_usage,
.need_reset_on_init = &vi_need_reset_on_init,
.get_pcie_replay_count = &vi_get_pcie_replay_count,
+ .supports_baco = &vi_asic_supports_baco,
};
#define CZ_REV_BRISTOL(rev) \
--
2.17.1
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