diff options
Diffstat (limited to 'src/xvmc/intel_batchbuffer.h')
| -rw-r--r-- | src/xvmc/intel_batchbuffer.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/xvmc/intel_batchbuffer.h b/src/xvmc/intel_batchbuffer.h new file mode 100644 index 00000000..aec71e4a --- /dev/null +++ b/src/xvmc/intel_batchbuffer.h @@ -0,0 +1,42 @@ +#ifndef _INTEL_BATCHBUFFER_H +#define _INTEL_BATCHBUFFER_H + +/* #define VERBOSE 0 */ +#ifndef VERBOSE +extern int VERBOSE; +#endif + +#define BATCH_LOCALS char *batch_ptr; + +#define BEGIN_BATCH(n) \ + do { \ + if (VERBOSE) fprintf(stderr, \ + "BEGIN_BATCH(%ld) in %s, %d dwords free\n", \ + ((unsigned long)n), __FUNCTION__, \ + xvmc_driver->batch.space/4); \ + if (xvmc_driver->batch.space < (n)*4) \ + intelFlushBatch(TRUE); \ + batch_ptr = xvmc_driver->batch.ptr; \ + } while (0) + +#define OUT_BATCH(n) \ + do { \ + *(GLuint *)batch_ptr = (n); \ + if (VERBOSE) fprintf(stderr, " -- %08x at %s/%d\n", (n), __FILE__, __LINE__); \ + batch_ptr += 4; \ + } while (0) + +#define ADVANCE_BATCH() \ + do { \ + if (VERBOSE) fprintf(stderr, "ADVANCE_BATCH()\n"); \ + xvmc_driver->batch.space -= (batch_ptr - xvmc_driver->batch.ptr); \ + xvmc_driver->batch.ptr = batch_ptr; \ + assert(xvmc_driver->batch.space >= 0); \ + } while(0) + +extern void intelFlushBatch(Bool); +extern void intelBatchbufferData(const void *, unsigned, unsigned); +extern Bool intelInitBatchBuffer(void); +extern void intelFiniBatchBuffer(void); +extern void intelCmdIoctl(char *, unsigned); +#endif /* _INTEL_BATCHBUFFER_H */ |