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 2d64d270725d..968bc706b94d 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.c +++ b/drivers/gpu/drm/amd/amdgpu/cik.c @@ -1310,6 +1310,23 @@ 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) { @@ -1899,6 +1916,7 @@ 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)