BACO - Bus Active, Chip Off
Check the BACO capabilities from the powerplay table.
v2: drop unrelated struct cleanup
Reviewed-by: Evan Quan <evan.q...@amd.com> (v1)
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
v2: drop unrelated struct cleanup
drivers/gpu/drm/amd/amdgpu/soc15.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c
b/drivers/gpu/drm/amd/amdgpu/soc15.c
index f7146011a786..976584a47758 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -599,6 +599,28 @@ static int soc15_asic_reset(struct amdgpu_device *adev)
}
}
+static bool soc15_supports_baco(struct amdgpu_device *adev)
+{
+ bool baco_support;
+
+ switch (adev->asic_type) {
+ case CHIP_VEGA10:
+ case CHIP_VEGA12:
+ soc15_asic_get_baco_capability(adev, &baco_support);
+ break;
+ case CHIP_VEGA20:
+ if (adev->psp.sos_fw_version >= 0x80067)
+ soc15_asic_get_baco_capability(adev, &baco_support);
+ else
+ baco_support = false;
+ break;
+ default:
+ return false;
+ }
+
+ return baco_support;
+}
+
/*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
u32 cntl_reg, u32 status_reg)
{
@@ -999,6 +1021,7 @@ static const struct amdgpu_asic_funcs soc15_asic_funcs =
.get_pcie_usage = &soc15_get_pcie_usage,
.need_reset_on_init = &soc15_need_reset_on_init,
.get_pcie_replay_count = &soc15_get_pcie_replay_count,
+ .supports_baco = &soc15_supports_baco,
};
static const struct amdgpu_asic_funcs vega20_asic_funcs =
@@ -1020,6 +1043,7 @@ static const struct amdgpu_asic_funcs vega20_asic_funcs =
.get_pcie_usage = &vega20_get_pcie_usage,
.need_reset_on_init = &soc15_need_reset_on_init,
.get_pcie_replay_count = &soc15_get_pcie_replay_count,
+ .supports_baco = &soc15_supports_baco,
};
static int soc15_common_early_init(void *handle)
--
2.23.0
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