187 static bool vmw_fifo_is_full(struct vmw_private *dev_priv, uint32_t bytes)  in vmw_fifo_is_full()  argument
194 	return ((max - next_cmd) + (stop - min) <= bytes);  in vmw_fifo_is_full()
198 			       uint32_t bytes, bool interruptible,  in vmw_fifo_wait_noirq()  argument
211 		if (!vmw_fifo_is_full(dev_priv, bytes))  in vmw_fifo_wait_noirq()
231 			 uint32_t bytes, bool interruptible,  in vmw_fifo_wait()  argument
236 	if (likely(!vmw_fifo_is_full(dev_priv, bytes)))  in vmw_fifo_wait()
241 		return vmw_fifo_wait_noirq(dev_priv, bytes,  in vmw_fifo_wait()
250 		     !vmw_fifo_is_full(dev_priv, bytes), timeout);  in vmw_fifo_wait()
254 		     !vmw_fifo_is_full(dev_priv, bytes), timeout);  in vmw_fifo_wait()
268  * Reserve @bytes number of bytes in the fifo.
271  *  If it timeouts waiting for fifo space, or if @bytes is larger than the
278 				    uint32_t bytes)  in vmw_local_fifo_reserve()  argument
293 	if (unlikely(bytes >= (max - min)))  in vmw_local_fifo_reserve()
299 	fifo_state->reserved_size = bytes;  in vmw_local_fifo_reserve()
307 			if (likely((next_cmd + bytes < max ||  in vmw_local_fifo_reserve()
308 				    (next_cmd + bytes == max && stop > min))))  in vmw_local_fifo_reserve()
311 			else if (vmw_fifo_is_full(dev_priv, bytes)) {  in vmw_local_fifo_reserve()
312 				ret = vmw_fifo_wait(dev_priv, bytes,  in vmw_local_fifo_reserve()
321 			if (likely((next_cmd + bytes < stop)))  in vmw_local_fifo_reserve()
324 				ret = vmw_fifo_wait(dev_priv, bytes,  in vmw_local_fifo_reserve()
332 			if (reserveable || bytes <= sizeof(uint32_t)) {  in vmw_local_fifo_reserve()
338 							   bytes);  in vmw_local_fifo_reserve()
348 			if (bytes < fifo_state->static_buffer_size)  in vmw_local_fifo_reserve()
351 				fifo_state->dynamic_buffer = vmalloc(bytes);  in vmw_local_fifo_reserve()
365 void *vmw_cmd_ctx_reserve(struct vmw_private *dev_priv, uint32_t bytes,  in vmw_cmd_ctx_reserve()  argument
371 		ret = vmw_cmdbuf_reserve(dev_priv->cman, bytes,  in vmw_cmd_ctx_reserve()
374 		ret = vmw_local_fifo_reserve(dev_priv, bytes);  in vmw_cmd_ctx_reserve()
388 			      uint32_t max, uint32_t min, uint32_t bytes)  in vmw_fifo_res_copy()  argument
396 	if (bytes < chunk_size)  in vmw_fifo_res_copy()
397 		chunk_size = bytes;  in vmw_fifo_res_copy()
399 	vmw_fifo_mem_write(vmw, SVGA_FIFO_RESERVED, bytes);  in vmw_fifo_res_copy()
402 	rest = bytes - chunk_size;  in vmw_fifo_res_copy()
410 			       uint32_t max, uint32_t min, uint32_t bytes)  in vmw_fifo_slow_copy()  argument
415 	while (bytes > 0) {  in vmw_fifo_slow_copy()
423 		bytes -= sizeof(uint32_t);  in vmw_fifo_slow_copy()
427 static void vmw_local_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes)  in vmw_local_fifo_commit()  argument
435 	BUG_ON((bytes & 3) != 0);  in vmw_local_fifo_commit()
436 	BUG_ON(bytes > fifo_state->reserved_size);  in vmw_local_fifo_commit()
443 					  next_cmd, max, min, bytes);  in vmw_local_fifo_commit()
446 					   next_cmd, max, min, bytes);  in vmw_local_fifo_commit()
457 		next_cmd += bytes;  in vmw_local_fifo_commit()
472 void vmw_cmd_commit(struct vmw_private *dev_priv, uint32_t bytes)  in vmw_cmd_commit()  argument
475 		vmw_cmdbuf_commit(dev_priv->cman, bytes, NULL, false);  in vmw_cmd_commit()
477 		vmw_local_fifo_commit(dev_priv, bytes);  in vmw_cmd_commit()
485  * @bytes: Number of bytes to commit.
487 void vmw_cmd_commit_flush(struct vmw_private *dev_priv, uint32_t bytes)  in vmw_cmd_commit_flush()  argument
490 		vmw_cmdbuf_commit(dev_priv->cman, bytes, NULL, true);  in vmw_cmd_commit_flush()
492 		vmw_local_fifo_commit(dev_priv, bytes);  in vmw_cmd_commit_flush()
517 	uint32_t bytes = sizeof(u32) + sizeof(*cmd_fence);  in vmw_cmd_send_fence()  local
519 	fm = VMW_CMD_RESERVE(dev_priv, bytes);  in vmw_cmd_send_fence()
546 	vmw_cmd_commit_flush(dev_priv, bytes);  in vmw_cmd_send_fence()