[PATCH] drm/amd/pm: Do not support swSMU if SMU IP is disabled

[Hawking Zhang]

When SMU IP is disabled by ip_block_mask, driver
should not refer to any dpm/swSMU callback. Instead,
any driver call into swSMU/dpm callback needs to
return error code EOPNOTSUPP.

Signed-off-by: Hawking Zhang <Hawking.Zhang at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index c803c903e47f..31943b4db276 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -549,7 +549,8 @@ bool is_support_sw_smu(struct amdgpu_device *adev)
 	if (adev->asic_type == CHIP_VEGA20)
 		return false;
 
-	if (amdgpu_ip_version(adev, MP1_HWIP, 0) >= IP_VERSION(11, 0, 0))
+	if ((amdgpu_ip_version(adev, MP1_HWIP, 0) >= IP_VERSION(11, 0, 0)) &&
+	    amdgpu_device_ip_is_valid(adev, AMD_IP_BLOCK_TYPE_SMC))
 		return true;
 
 	return false;
-- 
2.17.1