[PATCH] drm/amdgpu/display: fix build when DCN KCONFIG is not set

[Kazlauskas, Nicholas]

On 3/20/19 5:22 PM, Alex Deucher wrote:
> Leads to an undefined symbol otherwise.
> 
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas at amd.com>

> ---
>   drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
> index 4af3545fc414..f7a293902234 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
> @@ -29,7 +29,9 @@
>   #include "resource.h"
>   #include "ipp.h"
>   #include "timing_generator.h"
> +#if defined(CONFIG_DRM_AMD_DC_DCN1_0)
>   #include "dcn10/dcn10_hw_sequencer.h"
> +#endif
>   
>   #define DC_LOGGER dc->ctx->logger
>   
> @@ -199,6 +201,7 @@ struct dc_stream_status *dc_stream_get_status(
>   
>   static void delay_cursor_until_vupdate(struct pipe_ctx *pipe_ctx, struct dc *dc)
>   {
> +#if defined(CONFIG_DRM_AMD_DC_DCN1_0)
>   	unsigned int vupdate_line;
>   	unsigned int lines_to_vupdate, us_to_vupdate, vpos, nvpos;
>   	struct dc_stream_state *stream = pipe_ctx->stream;
> @@ -221,6 +224,7 @@ static void delay_cursor_until_vupdate(struct pipe_ctx *pipe_ctx, struct dc *dc)
>   		if (us_to_vupdate < 70)
>   			udelay(us_to_vupdate);
>   	}
> +#endif
>   }
>   
>   /**
>