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From 3e71111c486161a14d4129ee2b98cb22d4f7e626 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 4 Oct 2019 10:16:15 -0500
Subject: [PATCH 4541/4736] drm/amdgpu: add supports_baco callback for CIK
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/cik.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c
index cc3d9f91a769..a5162412989b 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik.c
@@ -1309,6 +1309,23 @@ static int cik_asic_pci_config_reset(struct amdgpu_device *adev)
return r;
}
+static bool cik_asic_supports_baco(struct amdgpu_device *adev)
+{
+ bool baco_support;
+
+ switch (adev->asic_type) {
+ case CHIP_BONAIRE:
+ case CHIP_HAWAII:
+ smu7_asic_get_baco_capability(adev, &baco_support);
+ break;
+ default:
+ baco_support = false;
+ break;
+ }
+
+ return baco_support;
+}
+
static enum amd_reset_method
cik_asic_reset_method(struct amdgpu_device *adev)
{
@@ -1898,6 +1915,7 @@ static const struct amdgpu_asic_funcs cik_asic_funcs =
.get_pcie_usage = &cik_get_pcie_usage,
.need_reset_on_init = &cik_need_reset_on_init,
.get_pcie_replay_count = &cik_get_pcie_replay_count,
+ .supports_baco = &cik_asic_supports_baco,
};
static int cik_common_early_init(void *handle)
--
2.17.1
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