radeon/r600: restructure exa + vbo to provide more sharing

This is a precursor for r300/500 vbo support.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/src/radeon_exa_shared.h b/src/radeon_exa_shared.h
new file mode 100644
index 00000000..286886d3
--- /dev/null
+++ b/src/radeon_exa_shared.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2005 Eric Anholt
+ * Copyright 2005 Benjamin Herrenschmidt
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Authors:
+ *    Eric Anholt <anholt@FreeBSD.org>
+ *    Zack Rusin <zrusin@trolltech.com>
+ *    Benjamin Herrenschmidt <benh@kernel.crashing.org>
+ *    Alex Deucher <alexander.deucher@amd.com>
+ *    Matthias Hopf <mhopf@suse.de>
+ */
+#ifndef RADEON_EXA_SHARED_H
+
+#define RADEON_EXA_SHARED_H
+
+extern PixmapPtr RADEONGetDrawablePixmap(DrawablePtr pDrawable);
+
+extern void RADEONVlineHelperClear(ScrnInfoPtr pScrn);
+extern void RADEONVlineHelperSet(ScrnInfoPtr pScrn, int x1, int y1, int x2, int y2);
+
+
+#define RADEON_TRACE_FALL 0
+#define RADEON_TRACE_DRAW 0
+
+#if RADEON_TRACE_FALL
+#define RADEON_FALLBACK(x)     		\
+do {					\
+	ErrorF("%s: ", __FUNCTION__);	\
+	ErrorF x;			\
+	return FALSE;			\
+} while (0)
+#else
+#define RADEON_FALLBACK(x) return FALSE
+#endif
+
+#if RADEON_TRACE_DRAW
+#define TRACE do { ErrorF("TRACE: %s\n", __FUNCTION__); } while(0)
+#else
+#define TRACE
+#endif
+
+#ifdef XF86DRM_MODE
+static inline void radeon_add_pixmap(struct radeon_cs *cs, PixmapPtr pPix, int read_domains, int write_domain)
+{
+    struct radeon_exa_pixmap_priv *driver_priv = exaGetPixmapDriverPrivate(pPix);
+
+    radeon_cs_space_add_persistent_bo(cs, driver_priv->bo, read_domains, write_domain);
+}
+
+#endif /* XF86DRM_MODE */
+
+extern void radeon_vb_discard(ScrnInfoPtr pScrn);
+extern int radeon_cp_start(ScrnInfoPtr pScrn);
+extern void radeon_vb_no_space(ScrnInfoPtr pScrn, int vert_size);
+extern void radeon_vbo_done_composite(PixmapPtr pDst);
+
+extern void radeon_ib_discard(ScrnInfoPtr pScrn);
+#endif