[PATCH] drm/amdgpu/soc15: Fix static checker warnings

[Alex Deucher]

vega10 is the only soc15 asic at the moment so these
warnings are invalid, but add a default case to silence
the warnings.

Fixes: 220ab9bd1ccf: "drm/amdgpu: soc15 enable (v3)"
Reported-by: Dan Carpenter <dan.carpenter at oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/soc15.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index bb14a45..758facd 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -106,6 +106,8 @@ static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
 
 	if (adev->asic_type == CHIP_VEGA10)
 		nbio_pcie_id = &nbio_v6_1_pcie_index_data;
+	else
+		BUG();
 
 	address = nbio_pcie_id->index_offset;
 	data = nbio_pcie_id->data_offset;
@@ -125,6 +127,8 @@ static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 
 	if (adev->asic_type == CHIP_VEGA10)
 		nbio_pcie_id = &nbio_v6_1_pcie_index_data;
+	else
+		BUG();
 
 	address = nbio_pcie_id->index_offset;
 	data = nbio_pcie_id->data_offset;
-- 
2.5.5