89 		dprintk(3, "freed plane %d of buffer %d\n", plane, vb->index);  in __vb2_buf_mem_free()
185 			dprintk(3, "buffer %d, plane %d offset 0x%08lx\n",  in __setup_offsets()
212 			dprintk(1, "memory alloc for buffer struct failed\n");  in __vb2_queue_alloc()
227 				dprintk(1, "failed allocating memory for "  in __vb2_queue_alloc()
239 				dprintk(1, "buffer %d %p initialization"  in __vb2_queue_alloc()
254 	dprintk(1, "allocated %d buffers, %d plane(s) each\n",  in __vb2_queue_alloc()
306 			dprintk(1, "preparing buffers, cannot free\n");  in __vb2_queue_free()
504 		dprintk(1, "unsupported memory type\n");  in vb2_verify_memory_type()
509 		dprintk(1, "requested type is incorrect\n");  in vb2_verify_memory_type()
518 		dprintk(1, "MMAP for current setup unsupported\n");  in vb2_verify_memory_type()
523 		dprintk(1, "USERPTR for current setup unsupported\n");  in vb2_verify_memory_type()
528 		dprintk(1, "DMABUF for current setup unsupported\n");  in vb2_verify_memory_type()
538 		dprintk(1, "file io in progress\n");  in vb2_verify_memory_type()
576 		dprintk(1, "streaming active\n");  in vb2_core_reqbufs()
588 			dprintk(1, "memory in use, cannot free\n");  in vb2_core_reqbufs()
633 		dprintk(1, "memory allocation failed\n");  in vb2_core_reqbufs()
710 		dprintk(1, "maximum number of buffers already allocated\n");  in vb2_core_create_bufs()
736 		dprintk(1, "memory allocation failed\n");  in vb2_core_create_bufs()
866 	dprintk(4, "done processing on buffer %d, state: %d\n",  in vb2_buffer_done()
963 		dprintk(3, "userspace address for plane %d changed, "  in __qbuf_userptr()
968 			dprintk(1, "provided buffer size %u is less than "  in __qbuf_userptr()
996 			dprintk(1, "failed acquiring userspace "  in __qbuf_userptr()
1023 			dprintk(1, "buffer initialization failed\n");  in __qbuf_userptr()
1030 		dprintk(1, "buffer preparation failed\n");  in __qbuf_userptr()
1074 			dprintk(1, "invalid dmabuf fd for plane %d\n",  in __qbuf_dmabuf()
1085 			dprintk(1, "invalid dmabuf length for plane %d\n",  in __qbuf_dmabuf()
1098 		dprintk(1, "buffer for plane %d changed\n", plane);  in __qbuf_dmabuf()
1117 			dprintk(1, "failed to attach dmabuf\n");  in __qbuf_dmabuf()
1134 			dprintk(1, "failed to map dmabuf for plane %d\n",  in __qbuf_dmabuf()
1159 			dprintk(1, "buffer initialization failed\n");  in __qbuf_dmabuf()
1166 		dprintk(1, "buffer preparation failed\n");  in __qbuf_dmabuf()
1205 		dprintk(1, "fatal error occurred on queue\n");  in __buf_prepare()
1227 		dprintk(1, "buffer preparation failed: %d\n", ret);  in __buf_prepare()
1256 		dprintk(1, "invalid buffer state %d\n",  in vb2_core_prepare_buf()
1270 	dprintk(1, "prepare of buffer %d succeeded\n", vb->index);  in vb2_core_prepare_buf()
1308 	dprintk(1, "driver refused to start streaming\n");  in vb2_start_streaming()
1373 		dprintk(1, "buffer still being prepared\n");  in vb2_core_qbuf()
1376 		dprintk(1, "invalid buffer state %d\n", vb->state);  in vb2_core_qbuf()
1418 	dprintk(1, "qbuf of buffer %d succeeded\n", vb->index);  in vb2_core_qbuf()
1444 			dprintk(1, "streaming off, will not wait for buffers\n");  in __vb2_wait_for_done_vb()
1449 			dprintk(1, "Queue in error state, will not wait for buffers\n");  in __vb2_wait_for_done_vb()
1454 			dprintk(3, "last buffer dequeued already, will not wait for buffers\n");  in __vb2_wait_for_done_vb()
1466 			dprintk(1, "nonblocking and no buffers to dequeue, "  in __vb2_wait_for_done_vb()
1481 		dprintk(3, "will sleep waiting for buffers\n");  in __vb2_wait_for_done_vb()
1492 			dprintk(1, "sleep was interrupted\n");  in __vb2_wait_for_done_vb()
1547 		dprintk(1, "streaming off, will not wait for buffers\n");  in vb2_wait_for_all_buffers()
1613 		dprintk(3, "returning done buffer\n");  in vb2_core_dqbuf()
1616 		dprintk(3, "returning done buffer with errors\n");  in vb2_core_dqbuf()
1619 		dprintk(1, "invalid buffer state\n");  in vb2_core_dqbuf()
1639 	dprintk(1, "dqbuf of buffer %d, with state %d\n",  in vb2_core_dqbuf()
1720 		dprintk(1, "invalid stream type\n");  in vb2_core_streamon()
1725 		dprintk(3, "already streaming\n");  in vb2_core_streamon()
1730 		dprintk(1, "no buffers have been allocated\n");  in vb2_core_streamon()
1735 		dprintk(1, "need at least %u allocated buffers\n",  in vb2_core_streamon()
1754 	dprintk(3, "successful\n");  in vb2_core_streamon()
1783 		dprintk(1, "invalid stream type\n");  in vb2_core_streamoff()
1800 	dprintk(3, "successful\n");  in vb2_core_streamoff()
1856 		dprintk(1, "queue is not currently set up for mmap\n");  in vb2_core_expbuf()
1861 		dprintk(1, "queue does not support DMA buffer exporting\n");  in vb2_core_expbuf()
1866 		dprintk(1, "queue does support only O_CLOEXEC and access mode flags\n");  in vb2_core_expbuf()
1871 		dprintk(1, "invalid buffer type\n");  in vb2_core_expbuf()
1876 		dprintk(1, "buffer index out of range\n");  in vb2_core_expbuf()
1883 		dprintk(1, "buffer plane out of range\n");  in vb2_core_expbuf()
1888 		dprintk(1, "expbuf: file io in progress\n");  in vb2_core_expbuf()
1897 		dprintk(1, "failed to export buffer %d, plane %d\n",  in vb2_core_expbuf()
1904 		dprintk(3, "buffer %d, plane %d failed to export (%d)\n",  in vb2_core_expbuf()
1910 	dprintk(3, "buffer %d, plane %d exported as %d descriptor\n",  in vb2_core_expbuf()
1946 		dprintk(1, "queue is not currently set up for mmap\n");  in vb2_mmap()
1954 		dprintk(1, "invalid vma flags, VM_SHARED needed\n");  in vb2_mmap()
1959 			dprintk(1, "invalid vma flags, VM_WRITE needed\n");  in vb2_mmap()
1964 			dprintk(1, "invalid vma flags, VM_READ needed\n");  in vb2_mmap()
1969 		dprintk(1, "mmap: file io in progress\n");  in vb2_mmap()
1989 		dprintk(1,  in vb2_mmap()
2000 	dprintk(3, "buffer %d, plane %d successfully mapped\n", buffer, plane);  in vb2_mmap()
2019 		dprintk(1, "queue is not currently set up for mmap\n");  in vb2_get_unmapped_area()