nouveau: Unreference state/buffer objects on context/screen destruction.

- unreference state objects so that buffer objects are unreferenced and
eventually destroyed
- free channel at screen's destruction

Based on Krzysztof Smiechowicz's patch.

1 files changed, 33 insertions, 0 deletions

diff --git a/src/gallium/drivers/nv50/nv50_context.c b/src/gallium/drivers/nv50/nv50_context.c
index d21b80eab8..5997456e4c 100644
--- a/src/gallium/drivers/nv50/nv50_context.c
+++ b/src/gallium/drivers/nv50/nv50_context.c
@@ -43,6 +43,39 @@ nv50_destroy(struct pipe_context *pipe)
 {
 	struct nv50_context *nv50 = nv50_context(pipe);
 
+        if (nv50->state.fb)
+		so_ref(NULL, &nv50->state.fb);
+	if (nv50->state.blend)
+		so_ref(NULL, &nv50->state.blend);
+	if (nv50->state.blend_colour)
+		so_ref(NULL, &nv50->state.blend_colour);
+	if (nv50->state.zsa)
+		so_ref(NULL, &nv50->state.zsa);
+	if (nv50->state.rast)
+		so_ref(NULL, &nv50->state.rast);
+	if (nv50->state.stipple)
+		so_ref(NULL, &nv50->state.stipple);
+	if (nv50->state.scissor)
+		so_ref(NULL, &nv50->state.scissor);
+	if (nv50->state.viewport)
+		so_ref(NULL, &nv50->state.viewport);
+	if (nv50->state.tsc_upload)
+		so_ref(NULL, &nv50->state.tsc_upload);
+	if (nv50->state.tic_upload)
+		so_ref(NULL, &nv50->state.tic_upload);
+	if (nv50->state.vertprog)
+		so_ref(NULL, &nv50->state.vertprog);
+	if (nv50->state.fragprog)
+		so_ref(NULL, &nv50->state.fragprog);
+	if (nv50->state.programs)
+		so_ref(NULL, &nv50->state.programs);
+	if (nv50->state.vtxfmt)
+		so_ref(NULL, &nv50->state.vtxfmt);
+	if (nv50->state.vtxbuf)
+		so_ref(NULL, &nv50->state.vtxbuf);
+	if (nv50->state.vtxattr)
+		so_ref(NULL, &nv50->state.vtxattr);
+
 	draw_destroy(nv50->draw);
 	FREE(nv50);
 }