radeon: radeon util library

1 files changed, 144 insertions, 0 deletions

diff --git a/libdrm/radeon/radeon_cs.h b/libdrm/radeon/radeon_cs.h
new file mode 100644
index 00000000..71b2839f
--- /dev/null
+++ b/libdrm/radeon/radeon_cs.h
@@ -0,0 +1,144 @@
+/* 
+ * Copyright © 2008 Nicolai Haehnle
+ * Copyright © 2008 Jérôme Glisse
+ * 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ */
+/*
+ * Authors:
+ *      Aapo Tahkola <aet@rasterburn.org>
+ *      Nicolai Haehnle <prefect_@gmx.net>
+ *      Jérôme Glisse <glisse@freedesktop.org>
+ */
+#ifndef RADEON_CS_H
+#define RADEON_CS_H
+
+#include <stdint.h>
+#include "radeon_bo.h"
+
+struct radeon_cs_reloc {
+    struct radeon_bo    *bo;
+    uint32_t            soffset;
+    uint32_t            eoffset;
+    uint32_t            size;
+    uint32_t            domains;
+};
+
+struct radeon_cs_manager;
+
+struct radeon_cs {
+    struct radeon_cs_manager    *csm;
+    struct radeon_cs_reloc      *relocs;
+    uint32_t                    *packets;
+    unsigned                    crelocs;
+    unsigned                    cdw;
+    unsigned                    ndw;
+    int                         section;
+    unsigned                    section_ndw;
+    unsigned                    section_cdw;
+    const char                  *section_file;
+    const char                  *section_func;
+    int                         section_line;
+};
+
+/* cs functions */
+struct radeon_cs_funcs {
+    struct radeon_cs *(*cs_create)(struct radeon_cs_manager *csm,
+                                   uint32_t ndw);
+    int (*cs_write_dword)(struct radeon_cs *cs, uint32_t dword);
+    int (*cs_write_reloc)(struct radeon_cs *cs,
+                          struct radeon_bo *bo,
+                          uint32_t soffset,
+                          uint32_t eoffset,
+                          uint32_t domains);
+    int (*cs_begin)(struct radeon_cs *cs,
+                    uint32_t ndw,
+                    const char *file,
+                    const char *func,
+                    int line);
+    int (*cs_end)(struct radeon_cs *cs,
+                  const char *file,
+                  const char *func,
+                  int line);
+    int (*cs_emit)(struct radeon_cs *cs);
+    int (*cs_destroy)(struct radeon_cs *cs);
+    int (*cs_erase)(struct radeon_cs *cs);
+};
+
+struct radeon_cs_manager {
+    struct radeon_cs_funcs  *funcs;
+    int                     fd;
+};
+
+static inline struct radeon_cs *radeon_cs_create(struct radeon_cs_manager *csm,
+                                                 uint32_t ndw)
+{
+    return csm->funcs->cs_create(csm, ndw);
+}
+
+static inline int radeon_cs_write_dword(struct radeon_cs *cs, uint32_t dword)
+{
+    return cs->csm->funcs->cs_write_dword(cs, dword);
+}
+
+static inline int radeon_cs_write_reloc(struct radeon_cs *cs,
+                                        struct radeon_bo *bo,
+                                        uint32_t soffset,
+                                        uint32_t eoffset,
+                                        uint32_t domains)
+{
+    return cs->csm->funcs->cs_write_reloc(cs, bo, soffset, eoffset, domains);
+}
+
+static inline int radeon_cs_begin(struct radeon_cs *cs,
+                                  uint32_t ndw,
+                                  const char *file,
+                                  const char *func,
+                                  int line)
+{
+    return cs->csm->funcs->cs_begin(cs, ndw, file, func, line);
+}
+
+static inline int radeon_cs_end(struct radeon_cs *cs,
+                                const char *file,
+                                const char *func,
+                                int line)
+{
+    return cs->csm->funcs->cs_end(cs, file, func, line);
+}
+
+static inline int radeon_cs_emit(struct radeon_cs *cs)
+{
+    return cs->csm->funcs->cs_emit(cs);
+}
+
+static inline int radeon_cs_destroy(struct radeon_cs *cs)
+{
+    return cs->csm->funcs->cs_destroy(cs);
+}
+
+static inline int radeon_cs_erase(struct radeon_cs *cs)
+{
+    return cs->csm->funcs->cs_erase(cs);
+}
+
+#endif