1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ 2 3 /* 4 * Copyright (C) 2013 Rob Clark <robclark (at) freedesktop.org> 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the next 14 * paragraph) shall be included in all copies or substantial portions of the 15 * Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 * SOFTWARE. 24 * 25 * Authors: 26 * Rob Clark <robclark (at) freedesktop.org> 27 */ 28 29 #ifndef MSM_PRIV_H_ 30 #define MSM_PRIV_H_ 31 32 #include "freedreno_priv.h" 33 34 #ifndef __user 35 # define __user 36 #endif 37 38 #include "msm_drm.h" 39 40 struct msm_device { 41 struct fd_device base; 42 }; 43 44 static inline struct msm_device * to_msm_device(struct fd_device *x) 45 { 46 return (struct msm_device *)x; 47 } 48 49 drm_private struct fd_device * msm_device_new(int fd); 50 51 struct msm_pipe { 52 struct fd_pipe base; 53 uint32_t pipe; 54 uint32_t gpu_id; 55 uint32_t gmem; 56 uint32_t chip_id; 57 }; 58 59 static inline struct msm_pipe * to_msm_pipe(struct fd_pipe *x) 60 { 61 return (struct msm_pipe *)x; 62 } 63 64 drm_private struct fd_pipe * msm_pipe_new(struct fd_device *dev, 65 enum fd_pipe_id id); 66 67 drm_private struct fd_ringbuffer * msm_ringbuffer_new(struct fd_pipe *pipe, 68 uint32_t size); 69 70 struct msm_bo { 71 struct fd_bo base; 72 uint64_t offset; 73 uint64_t presumed; 74 /* in the common case, a bo won't be referenced by more than a single 75 * (parent) ring[*]. So to avoid looping over all the bo's in the 76 * reloc table to find the idx of a bo that might already be in the 77 * table, we cache the idx in the bo. But in order to detect the 78 * slow-path where bo is ref'd in multiple rb's, we also must track 79 * the current_ring for which the idx is valid. See bo2idx(). 80 * 81 * [*] in case multiple ringbuffers, ie. one toplevel and other rb(s) 82 * used for IB target(s), the toplevel rb is the parent which is 83 * tracking bo's for the submit 84 */ 85 struct fd_ringbuffer *current_ring; 86 uint32_t idx; 87 }; 88 89 static inline struct msm_bo * to_msm_bo(struct fd_bo *x) 90 { 91 return (struct msm_bo *)x; 92 } 93 94 drm_private int msm_bo_new_handle(struct fd_device *dev, 95 uint32_t size, uint32_t flags, uint32_t *handle); 96 drm_private struct fd_bo * msm_bo_from_handle(struct fd_device *dev, 97 uint32_t size, uint32_t handle); 98 99 static inline void get_abs_timeout(struct drm_msm_timespec *tv, uint64_t ns) 100 { 101 struct timespec t; 102 uint32_t s = ns / 1000000000; 103 clock_gettime(CLOCK_MONOTONIC, &t); 104 tv->tv_sec = t.tv_sec + s; 105 tv->tv_nsec = t.tv_nsec + ns - (s * 1000000000); 106 } 107 108 #endif /* MSM_PRIV_H_ */ 109