1 files changed, 84 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_context.c b/src/gallium/drivers/nvfx/nvfx_context.c
new file mode 100644
index 00000000000..6d2dc4d5bf6
--- /dev/null
+++ b/src/gallium/drivers/nvfx/nvfx_context.c
@@ -0,0 +1,84 @@
+#include "draw/draw_context.h"
+#include "pipe/p_defines.h"
+
+#include "nvfx_context.h"
+#include "nvfx_screen.h"
+#include "nvfx_resource.h"
+
+static void
+nvfx_flush(struct pipe_context *pipe, unsigned flags,
+	   struct pipe_fence_handle **fence)
+{
+	struct nvfx_context *nvfx = nvfx_context(pipe);
+	struct nvfx_screen *screen = nvfx->screen;
+	struct nouveau_channel *chan = screen->base.channel;
+	struct nouveau_grobj *eng3d = screen->eng3d;
+
+	if (flags & PIPE_FLUSH_TEXTURE_CACHE) {
+		BEGIN_RING(chan, eng3d, 0x1fd8, 1);
+		OUT_RING  (chan, 2);
+		BEGIN_RING(chan, eng3d, 0x1fd8, 1);
+		OUT_RING  (chan, 1);
+	}
+
+	FIRE_RING(chan);
+	if (fence)
+		*fence = NULL;
+}
+
+static void
+nvfx_destroy(struct pipe_context *pipe)
+{
+	struct nvfx_context *nvfx = nvfx_context(pipe);
+
+	if (nvfx->draw)
+		draw_destroy(nvfx->draw);
+	FREE(nvfx);
+}
+
+struct pipe_context *
+nvfx_create(struct pipe_screen *pscreen, void *priv)
+{
+	struct nvfx_screen *screen = nvfx_screen(pscreen);
+	struct pipe_winsys *ws = pscreen->winsys;
+	struct nvfx_context *nvfx;
+	struct nouveau_winsys *nvws = screen->nvws;
+
+	nvfx = CALLOC(1, sizeof(struct nvfx_context));
+	if (!nvfx)
+		return NULL;
+	nvfx->screen = screen;
+
+	nvfx->nvws = nvws;
+
+	nvfx->pipe.winsys = ws;
+	nvfx->pipe.screen = pscreen;
+	nvfx->pipe.priv = priv;
+	nvfx->pipe.destroy = nvfx_destroy;
+	nvfx->pipe.draw_arrays = nvfx_draw_arrays;
+	nvfx->pipe.draw_elements = nvfx_draw_elements;
+	nvfx->pipe.clear = nvfx_clear;
+	nvfx->pipe.flush = nvfx_flush;
+
+	screen->base.channel->user_private = nvfx;
+
+	nvfx->is_nv4x = screen->is_nv4x;
+
+	nvfx_init_query_functions(nvfx);
+	nvfx_init_surface_functions(nvfx);
+	nvfx_init_state_functions(nvfx);
+	nvfx_init_resource_functions(&nvfx->pipe);
+
+	/* Create, configure, and install fallback swtnl path */
+	nvfx->draw = draw_create(&nvfx->pipe);
+	draw_wide_point_threshold(nvfx->draw, 9999999.0);
+	draw_wide_line_threshold(nvfx->draw, 9999999.0);
+	draw_enable_line_stipple(nvfx->draw, FALSE);
+	draw_enable_point_sprites(nvfx->draw, FALSE);
+	draw_set_rasterize_stage(nvfx->draw, nvfx_draw_render_stage(nvfx));
+
+	/* set these to that we init them on first validation */
+	nvfx->state.scissor_enabled = ~0;
+	nvfx->state.stipple_enabled = ~0;
+	return &nvfx->pipe;
+}