[PATCH] drm/amdgpu/display: fix warnings when CONFIG_DRM_AMD_DC_DCN is not set

[Alex Deucher]

Ping?

Alex

On Tue, Oct 27, 2020 at 11:04 AM Alex Deucher <alexdeucher at gmail.com> wrote:
>
> Properly protect the relevant code with CONFIG_DRM_AMD_DC_DCN.
>
> Fixes: 0b08c54bb7a3 ("drm/amd/display: Fix the display corruption issue on Navi10")
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index fdb1fa72061a..843080e4c39e 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -893,6 +893,7 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev)
>         return 0;
>  }
>
> +#if defined(CONFIG_DRM_AMD_DC_DCN)
>  static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_addr_space_config *pa_config)
>  {
>         uint64_t pt_base;
> @@ -945,6 +946,7 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_
>         pa_config->is_hvm_enabled = 0;
>
>  }
> +#endif
>
>  static int amdgpu_dm_init(struct amdgpu_device *adev)
>  {
> @@ -952,7 +954,6 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
>  #ifdef CONFIG_DRM_AMD_DC_HDCP
>         struct dc_callback_init init_params;
>  #endif
> -       struct dc_phy_addr_space_config pa_config;
>         int r;
>
>         adev->dm.ddev = adev_to_drm(adev);
> @@ -1060,6 +1061,8 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
>
>  #if defined(CONFIG_DRM_AMD_DC_DCN)
>         if (adev->asic_type == CHIP_RENOIR) {
> +               struct dc_phy_addr_space_config pa_config;
> +
>                 mmhub_read_system_context(adev, &pa_config);
>
>                 // Call the DC init_memory func
> --
> 2.25.4
>