#ifndef INTEL_BATCHBUFFER_H
#define INTEL_BATCHBUFFER_H
-#include "mtypes.h"
+#include "main/mtypes.h"
-#include "dri_bufmgr.h"
+#include "intel_context.h"
+#include "intel_bufmgr.h"
+#include "intel_reg.h"
-struct intel_context;
-
-#define BATCH_SZ 16384
-#define BATCH_RESERVED 16
-
-#define INTEL_BATCH_NO_CLIPRECTS 0x1
-#define INTEL_BATCH_CLIPRECTS 0x2
-
-struct intel_batchbuffer
-{
- struct intel_context *intel;
-
- dri_bo *buf;
- dri_fence *last_fence;
- GLuint flags;
-
- GLubyte *map;
- GLubyte *ptr;
-
- GLuint size;
-};
+#ifdef __cplusplus
+extern "C" {
+#endif
-struct intel_batchbuffer *intel_batchbuffer_alloc(struct intel_context
- *intel);
+/**
+ * Number of bytes to reserve for commands necessary to complete a batch.
+ *
+ * This includes:
+ * - MI_BATCHBUFFER_END (4 bytes)
+ * - Optional MI_NOOP for ensuring the batch length is qword aligned (4 bytes)
+ * - Any state emitted by vtbl->finish_batch():
+ * - Gen4-5 record ending occlusion query values (4 * 4 = 16 bytes)
+ */
+#define BATCH_RESERVED 24
-void intel_batchbuffer_free(struct intel_batchbuffer *batch);
+struct intel_batchbuffer;
+void intel_batchbuffer_init(struct intel_context *intel);
+void intel_batchbuffer_free(struct intel_context *intel);
-void intel_batchbuffer_finish(struct intel_batchbuffer *batch);
+int _intel_batchbuffer_flush(struct intel_context *intel,
+ const char *file, int line);
-void intel_batchbuffer_flush(struct intel_batchbuffer *batch);
+#define intel_batchbuffer_flush(intel) \
+ _intel_batchbuffer_flush(intel, __FILE__, __LINE__)
-void intel_batchbuffer_reset(struct intel_batchbuffer *batch);
/* Unlike bmBufferData, this currently requires the buffer be mapped.
* Consider it a convenience function wrapping multple
* intel_buffer_dword() calls.
*/
-void intel_batchbuffer_data(struct intel_batchbuffer *batch,
- const void *data, GLuint bytes, GLuint flags);
-
-void intel_batchbuffer_release_space(struct intel_batchbuffer *batch,
- GLuint bytes);
+void intel_batchbuffer_data(struct intel_context *intel,
+ const void *data, GLuint bytes);
+
+bool intel_batchbuffer_emit_reloc(struct intel_context *intel,
+ drm_intel_bo *buffer,
+ uint32_t read_domains,
+ uint32_t write_domain,
+ uint32_t offset);
+bool intel_batchbuffer_emit_reloc_fenced(struct intel_context *intel,
+ drm_intel_bo *buffer,
+ uint32_t read_domains,
+ uint32_t write_domain,
+ uint32_t offset);
+void intel_batchbuffer_emit_mi_flush(struct intel_context *intel);
+
+static INLINE uint32_t float_as_int(float f)
+{
+ union {
+ float f;
+ uint32_t d;
+ } fi;
-GLboolean intel_batchbuffer_emit_reloc(struct intel_batchbuffer *batch,
- dri_bo *buffer,
- GLuint flags, GLuint offset);
+ fi.f = f;
+ return fi.d;
+}
/* Inline functions - might actually be better off with these
* non-inlined. Certainly better off switching all command packets to
* be passed as structs rather than dwords, but that's a little bit of
* work...
*/
-static INLINE GLuint
-intel_batchbuffer_space(struct intel_batchbuffer *batch)
+static INLINE unsigned
+intel_batchbuffer_space(struct intel_context *intel)
+{
+ return (intel->batch.bo->size - intel->batch.reserved_space)
+ - intel->batch.used*4;
+}
+
+
+static INLINE void
+intel_batchbuffer_emit_dword(struct intel_context *intel, GLuint dword)
{
- return (batch->size - BATCH_RESERVED) - (batch->ptr - batch->map);
+#ifdef DEBUG
+ assert(intel_batchbuffer_space(intel) >= 4);
+#endif
+ intel->batch.map[intel->batch.used++] = dword;
}
+static INLINE void
+intel_batchbuffer_emit_float(struct intel_context *intel, float f)
+{
+ intel_batchbuffer_emit_dword(intel, float_as_int(f));
+}
static INLINE void
-intel_batchbuffer_emit_dword(struct intel_batchbuffer *batch, GLuint dword)
+intel_batchbuffer_require_space(struct intel_context *intel,
+ GLuint sz)
{
- assert(batch->map);
- assert(intel_batchbuffer_space(batch) >= 4);
- *(GLuint *) (batch->ptr) = dword;
- batch->ptr += 4;
+#ifdef DEBUG
+ assert(sz < intel->maxBatchSize - BATCH_RESERVED);
+#endif
+ if (intel_batchbuffer_space(intel) < sz)
+ intel_batchbuffer_flush(intel);
}
static INLINE void
-intel_batchbuffer_require_space(struct intel_batchbuffer *batch,
- GLuint sz, GLuint flags)
+intel_batchbuffer_begin(struct intel_context *intel, int n)
{
- assert(sz < batch->size - 8);
- if (intel_batchbuffer_space(batch) < sz ||
- (batch->flags != 0 && flags != 0 && batch->flags != flags))
- intel_batchbuffer_flush(batch);
+ intel_batchbuffer_require_space(intel, n * 4);
+
+ intel->batch.emit = intel->batch.used;
+#ifdef DEBUG
+ intel->batch.total = n;
+#endif
+}
- batch->flags |= flags;
+static INLINE void
+intel_batchbuffer_advance(struct intel_context *intel)
+{
+#ifdef DEBUG
+ struct intel_batchbuffer *batch = &intel->batch;
+ unsigned int _n = batch->used - batch->emit;
+ assert(batch->total != 0);
+ if (_n != batch->total) {
+ fprintf(stderr, "ADVANCE_BATCH: %d of %d dwords emitted\n",
+ _n, batch->total);
+ abort();
+ }
+ batch->total = 0;
+#endif
}
/* Here are the crusty old macros, to be removed:
*/
#define BATCH_LOCALS
-#define BEGIN_BATCH(n, flags) do { \
- assert(!intel->prim.flush); \
- intel_batchbuffer_require_space(intel->batch, (n)*4, flags); \
+#define BEGIN_BATCH(n) intel_batchbuffer_begin(intel, n)
+#define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel, d)
+#define OUT_BATCH_F(f) intel_batchbuffer_emit_float(intel,f)
+#define OUT_RELOC(buf, read_domains, write_domain, delta) do { \
+ intel_batchbuffer_emit_reloc(intel, buf, \
+ read_domains, write_domain, delta); \
} while (0)
-
-#define OUT_BATCH(d) intel_batchbuffer_emit_dword(intel->batch, d)
-
-#define OUT_RELOC(buf, flags, delta) do { \
- assert((delta) >= 0); \
- intel_batchbuffer_emit_reloc(intel->batch, buf, flags, delta); \
+#define OUT_RELOC_FENCED(buf, read_domains, write_domain, delta) do { \
+ intel_batchbuffer_emit_reloc_fenced(intel, buf, \
+ read_domains, write_domain, delta); \
} while (0)
-#define ADVANCE_BATCH() do { } while(0)
+#define ADVANCE_BATCH() intel_batchbuffer_advance(intel);
+#define CACHED_BATCH() intel_batchbuffer_cached_advance(intel);
+#ifdef __cplusplus
+}
+#endif
#endif