Mesa (master): r600g: fix memory leaks running gears.

[Dave Airlie]

Module: Mesa
Branch: master
Commit: f2804e70623c4c71e5758a24d695f8d6b74bf6d7
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f2804e70623c4c71e5758a24d695f8d6b74bf6d7

Author: Dave Airlie <airlied at redhat.com>
Date:   Fri Aug 13 10:16:29 2010 +1000

r600g: fix memory leaks running gears.

I noticed gears memory usage was heading skywards, some r600 "states"
aren't properly refcounted, and the ctx->state is never freed.

---

 src/gallium/drivers/r600/r600_state.c    |    5 +++++
 src/gallium/winsys/r600/drm/radeon_ctx.c |    1 +
 2 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index b9b46d6..3efd409 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -379,6 +379,8 @@ static void r600_set_scissor_state(struct pipe_context *ctx,
 
 	rstate = r600_context_state(rctx, pipe_scissor_type, state);
 	r600_bind_state(ctx, rstate);
+	/* refcount is taken care of this */
+	r600_delete_state(ctx, rstate);
 }
 
 static void r600_set_stencil_ref(struct pipe_context *ctx,
@@ -389,6 +391,8 @@ static void r600_set_stencil_ref(struct pipe_context *ctx,
 
 	rstate = r600_context_state(rctx, pipe_stencil_ref_type, state);
 	r600_bind_state(ctx, rstate);
+	/* refcount is taken care of this */
+	r600_delete_state(ctx, rstate);
 }
 
 static void r600_set_vertex_buffers(struct pipe_context *ctx,
@@ -433,6 +437,7 @@ static void r600_set_viewport_state(struct pipe_context *ctx,
 
 	rstate = r600_context_state(rctx, pipe_viewport_type, state);
 	r600_bind_state(ctx, rstate);
+	r600_delete_state(ctx, rstate);
 }
 
 void r600_init_state_functions(struct r600_context *rctx)
diff --git a/src/gallium/winsys/r600/drm/radeon_ctx.c b/src/gallium/winsys/r600/drm/radeon_ctx.c
index ff70ce6..45b706b 100644
--- a/src/gallium/winsys/r600/drm/radeon_ctx.c
+++ b/src/gallium/winsys/r600/drm/radeon_ctx.c
@@ -112,6 +112,7 @@ struct radeon_ctx *radeon_ctx_decref(struct radeon_ctx *ctx)
 		ctx->bo[i] = radeon_bo_decref(ctx->radeon, ctx->bo[i]);
 	}
 	ctx->radeon = radeon_decref(ctx->radeon);
+	free(ctx->state);
 	free(ctx->draw);
 	free(ctx->bo);
 	free(ctx->pm4);