drm/amd/display: check for ipp before calling cursor operations

Currently all cursor related functions are made to all
pipes that are attached to a particular stream.
This is not applicable to pipes that do not have cursor plane
initialised like underlay.
Hence this patch allows cursor related operations on a pipe
only if ipp in available on that particular pipe.

The check is added to set_cursor_position & set_cursor_attribute.

Signed-off-by: Shirish S <shirish.s@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

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 87a193a..cd58197 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -198,7 +198,8 @@ bool dc_stream_set_cursor_attributes(
        for (i = 0; i < MAX_PIPES; i++) {
                struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i];
 
-               if (pipe_ctx->stream != stream || (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp))
+               if (pipe_ctx->stream != stream || (!pipe_ctx->plane_res.xfm &&
+                   !pipe_ctx->plane_res.dpp) || !pipe_ctx->plane_res.ipp)
                        continue;
                if (pipe_ctx->top_pipe && pipe_ctx->plane_state != pipe_ctx->top_pipe->plane_state)
                        continue;
@@ -237,7 +238,8 @@ bool dc_stream_set_cursor_position(
                if (pipe_ctx->stream != stream ||
                                (!pipe_ctx->plane_res.mi  && !pipe_ctx->plane_res.hubp) ||
                                !pipe_ctx->plane_state ||
-                               (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp))
+                               (!pipe_ctx->plane_res.xfm && !pipe_ctx->plane_res.dpp) ||
+                               !pipe_ctx->plane_res.ipp)
                        continue;
 
                core_dc->hwss.set_cursor_position(pipe_ctx);