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9fa22a845b
Allow IB to different ringbuffer in addition to just different part of same ringbuffer. In particular, we need to add bo's to the parent (ie. one passed to flush) bo table, since the bo table applies to all the cmd buffers in submit ioctl. Signed-off-by: Rob Clark <robclark@freedesktop.org>
88 lines
3.1 KiB
C
88 lines
3.1 KiB
C
/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
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/*
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* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Rob Clark <robclark@freedesktop.org>
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*/
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#ifndef FREEDRENO_RINGBUFFER_H_
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#define FREEDRENO_RINGBUFFER_H_
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#include <freedreno_drmif.h>
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/* the ringbuffer object is not opaque so that OUT_RING() type stuff
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* can be inlined. Note that users should not make assumptions about
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* the size of this struct.. more stuff will be added when we eventually
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* have a kernel driver that can deal w/ reloc's..
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*/
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struct fd_ringbuffer_funcs;
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struct fd_ringmarker;
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struct fd_ringbuffer {
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int size;
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uint32_t *cur, *end, *start, *last_start;
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struct fd_pipe *pipe;
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struct fd_ringbuffer_funcs *funcs;
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uint32_t last_timestamp;
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struct fd_ringbuffer *parent;
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};
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struct fd_ringbuffer * fd_ringbuffer_new(struct fd_pipe *pipe,
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uint32_t size);
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void fd_ringbuffer_del(struct fd_ringbuffer *ring);
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void fd_ringbuffer_set_parent(struct fd_ringbuffer *ring,
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struct fd_ringbuffer *parent);
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void fd_ringbuffer_reset(struct fd_ringbuffer *ring);
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int fd_ringbuffer_flush(struct fd_ringbuffer *ring);
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uint32_t fd_ringbuffer_timestamp(struct fd_ringbuffer *ring);
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static inline void fd_ringbuffer_emit(struct fd_ringbuffer *ring,
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uint32_t data)
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{
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(*ring->cur++) = data;
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}
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struct fd_reloc {
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struct fd_bo *bo;
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#define FD_RELOC_READ 0x0001
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#define FD_RELOC_WRITE 0x0002
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uint32_t flags;
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uint32_t offset;
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uint32_t or;
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int32_t shift;
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};
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void fd_ringbuffer_reloc(struct fd_ringbuffer *ring, const struct fd_reloc *reloc);
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void fd_ringbuffer_emit_reloc_ring(struct fd_ringbuffer *ring,
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struct fd_ringmarker *target, struct fd_ringmarker *end);
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struct fd_ringmarker * fd_ringmarker_new(struct fd_ringbuffer *ring);
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void fd_ringmarker_del(struct fd_ringmarker *marker);
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void fd_ringmarker_mark(struct fd_ringmarker *marker);
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uint32_t fd_ringmarker_dwords(struct fd_ringmarker *start,
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struct fd_ringmarker *end);
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int fd_ringmarker_flush(struct fd_ringmarker *marker);
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#endif /* FREEDRENO_RINGBUFFER_H_ */
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