-extern void r300DestroyCmdBuf(r300ContextPtr r300);
-
-/**
- * Make sure that enough space is available in the command buffer
- * by flushing if necessary.
- *
- * \param dwords The number of dwords we need to be free on the command buffer
- */
-static INLINE void r300EnsureCmdBufSpace(r300ContextPtr r300,
- int dwords, const char *caller)
-{
- assert(dwords < r300->cmdbuf.size);
-
- if (r300->cmdbuf.count_used + dwords > r300->cmdbuf.size)
- r300FlushCmdBuf(r300, caller);
-}
-
-/**
- * Allocate the given number of dwords in the command buffer and return
- * a pointer to the allocated area.
- * When necessary, these functions cause a flush. r300AllocCmdBuf() also
- * causes state reemission after a flush. This is necessary to ensure
- * correct hardware state after an unlock.
- */
-static INLINE uint32_t *r300RawAllocCmdBuf(r300ContextPtr r300,
- int dwords, const char *caller)
-{
- uint32_t *ptr;
-
- r300EnsureCmdBufSpace(r300, dwords, caller);
-
- ptr = &r300->cmdbuf.cmd_buf[r300->cmdbuf.count_used];
- r300->cmdbuf.count_used += dwords;
- return ptr;
-}
-
-static INLINE uint32_t *r300AllocCmdBuf(r300ContextPtr r300,
- int dwords, const char *caller)
-{
- uint32_t *ptr;
-
- r300EnsureCmdBufSpace(r300, dwords, caller);
-
- if (!r300->cmdbuf.count_used) {
- if (RADEON_DEBUG & DEBUG_IOCTL)
- fprintf(stderr,
- "Reemit state after flush (from %s)\n", caller);
- r300EmitState(r300);
- }
-
- ptr = &r300->cmdbuf.cmd_buf[r300->cmdbuf.count_used];
- r300->cmdbuf.count_used += dwords;
- return ptr;
-}