1 files changed, 86 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/nouveau/common/nouveau_context.h b/src/gallium/winsys/drm/nouveau/common/nouveau_context.h
new file mode 100644
index 0000000000..b1bdb01bdf
--- /dev/null
+++ b/src/gallium/winsys/drm/nouveau/common/nouveau_context.h
@@ -0,0 +1,86 @@
+#ifndef __NOUVEAU_CONTEXT_H__
+#define __NOUVEAU_CONTEXT_H__
+
+#include "nouveau/nouveau_winsys.h"
+#include "nouveau_drmif.h"
+#include "nouveau_dma.h"
+
+struct nouveau_channel_context {
+	struct pipe_screen *pscreen;
+	int refcount;
+
+	unsigned cur_pctx;
+	unsigned nr_pctx;
+	struct pipe_context **pctx;
+
+	struct nouveau_channel  *channel;
+
+	struct nouveau_notifier *sync_notifier;
+
+	/* Common */
+	struct nouveau_grobj    *NvM2MF;
+	/* NV04-NV40 */
+	struct nouveau_grobj    *NvCtxSurf2D;
+	struct nouveau_grobj	*NvSwzSurf;
+	struct nouveau_grobj    *NvImageBlit;
+	struct nouveau_grobj    *NvGdiRect;
+	struct nouveau_grobj	*NvSIFM;
+	/* G80 */
+	struct nouveau_grobj    *Nv2D;
+
+	uint32_t                 next_handle;
+	uint32_t                 next_subchannel;
+	uint32_t                 next_sequence;
+};
+
+struct nouveau_context {
+	int locked;
+	struct nouveau_screen *nv_screen;
+	struct pipe_surface *frontbuffer;
+
+	struct {
+		int hw_vertex_buffer;
+		int hw_index_buffer;
+	} cap;
+
+	/* Hardware context */
+	struct nouveau_channel_context *nvc;
+	int pctx_id;
+
+	/* pipe_surface accel */
+	struct pipe_surface *surf_src, *surf_dst;
+	unsigned surf_src_offset, surf_dst_offset;
+	int  (*surface_copy_prep)(struct nouveau_context *,
+				  struct pipe_surface *dst,
+				  struct pipe_surface *src);
+	void (*surface_copy)(struct nouveau_context *, unsigned dx, unsigned dy,
+			     unsigned sx, unsigned sy, unsigned w, unsigned h);
+	void (*surface_copy_done)(struct nouveau_context *);
+	int (*surface_fill)(struct nouveau_context *, struct pipe_surface *,
+			    unsigned, unsigned, unsigned, unsigned, unsigned);
+};
+
+extern int nouveau_context_init(struct nouveau_screen *nv_screen,
+                                drm_context_t hHWContext, drmLock *sarea_lock,
+                                struct nouveau_context *nv_share,
+                                struct nouveau_context *nv);
+extern void nouveau_context_cleanup(struct nouveau_context *nv);
+
+extern void LOCK_HARDWARE(struct nouveau_context *);
+extern void UNLOCK_HARDWARE(struct nouveau_context *);
+
+extern int
+nouveau_surface_channel_create_nv04(struct nouveau_channel_context *);
+extern int
+nouveau_surface_channel_create_nv50(struct nouveau_channel_context *);
+extern int nouveau_surface_init_nv04(struct nouveau_context *);
+extern int nouveau_surface_init_nv50(struct nouveau_context *);
+
+extern uint32_t *nouveau_pipe_dma_beginp(struct nouveau_grobj *, int, int);
+extern void nouveau_pipe_dma_kickoff(struct nouveau_channel *);
+
+/* Must be provided by clients of common code */
+extern void
+nouveau_contended_lock(struct nouveau_context *nv);
+
+#endif