| 1 | /* |
| 2 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 3 | * |
| 4 | * QemuDmaBuf struct and helpers used for accessing its data |
| 5 | * |
| 6 | * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| 7 | * See the COPYING file in the top-level directory. |
| 8 | */ |
| 9 | |
| 10 | #ifndef DMABUF_H |
| 11 | #define DMABUF_H |
| 12 | |
| 13 | #define DMABUF_MAX_PLANES 4 |
| 14 | |
| 15 | typedef struct QemuDmaBuf QemuDmaBuf; |
| 16 | |
| 17 | QemuDmaBuf *qemu_dmabuf_new(uint32_t width, uint32_t height, |
| 18 | const uint32_t *offset, const uint32_t *stride, |
| 19 | uint32_t x, uint32_t y, |
| 20 | uint32_t backing_width, uint32_t backing_height, |
| 21 | uint32_t fourcc, uint64_t modifier, |
| 22 | const int32_t *dmabuf_fd, uint32_t num_planes, |
| 23 | bool allow_fences, bool y0_top); |
| 24 | void qemu_dmabuf_free(QemuDmaBuf *dmabuf); |
| 25 | |
| 26 | G_DEFINE_AUTOPTR_CLEANUP_FUNC(QemuDmaBuf, qemu_dmabuf_free); |
| 27 | |
| 28 | const int *qemu_dmabuf_get_fds(QemuDmaBuf *dmabuf, int *nfds); |
| 29 | void qemu_dmabuf_dup_fds(QemuDmaBuf *dmabuf, int *fds, int nfds); |
| 30 | void qemu_dmabuf_close(QemuDmaBuf *dmabuf); |
| 31 | uint32_t qemu_dmabuf_get_width(QemuDmaBuf *dmabuf); |
| 32 | uint32_t qemu_dmabuf_get_height(QemuDmaBuf *dmabuf); |
| 33 | const uint32_t *qemu_dmabuf_get_offsets(QemuDmaBuf *dmabuf, int *noffsets); |
| 34 | const uint32_t *qemu_dmabuf_get_strides(QemuDmaBuf *dmabuf, int *nstrides); |
| 35 | uint32_t qemu_dmabuf_get_num_planes(QemuDmaBuf *dmabuf); |
| 36 | uint32_t qemu_dmabuf_get_fourcc(QemuDmaBuf *dmabuf); |
| 37 | uint64_t qemu_dmabuf_get_modifier(QemuDmaBuf *dmabuf); |
| 38 | uint32_t qemu_dmabuf_get_texture(QemuDmaBuf *dmabuf); |
| 39 | uint32_t qemu_dmabuf_get_x(QemuDmaBuf *dmabuf); |
| 40 | uint32_t qemu_dmabuf_get_y(QemuDmaBuf *dmabuf); |
| 41 | uint32_t qemu_dmabuf_get_backing_width(QemuDmaBuf *dmabuf); |
| 42 | uint32_t qemu_dmabuf_get_backing_height(QemuDmaBuf *dmabuf); |
| 43 | bool qemu_dmabuf_get_y0_top(QemuDmaBuf *dmabuf); |
| 44 | void *qemu_dmabuf_get_sync(QemuDmaBuf *dmabuf); |
| 45 | int32_t qemu_dmabuf_get_fence_fd(QemuDmaBuf *dmabuf); |
| 46 | bool qemu_dmabuf_get_allow_fences(QemuDmaBuf *dmabuf); |
| 47 | bool qemu_dmabuf_get_draw_submitted(QemuDmaBuf *dmabuf); |
| 48 | void qemu_dmabuf_set_texture(QemuDmaBuf *dmabuf, uint32_t texture); |
| 49 | void qemu_dmabuf_set_fence_fd(QemuDmaBuf *dmabuf, int32_t fence_fd); |
| 50 | void qemu_dmabuf_set_sync(QemuDmaBuf *dmabuf, void *sync); |
| 51 | void qemu_dmabuf_set_draw_submitted(QemuDmaBuf *dmabuf, bool draw_submitted); |
| 52 | |
| 53 | #endif |