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

[harry.wentland@xxxxxxx (Harry Wentland)]

Reviewed-by: Harry Wentland <harry.wentland at amd.com>

On 2017-04-03 04:58 PM, Alex Deucher wrote:
> 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;