1 /*
2 * SPDX-FileCopyrightText: Copyright (c) 2014-2015 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
3 * SPDX-License-Identifier: MIT
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 */
23
24 #ifndef __NVKMS_SURFACE_H__
25 #define __NVKMS_SURFACE_H__
26
27 #include "nvkms-types.h"
28
29 void nvEvoRegisterSurface(NVDevEvoPtr pDevEvo,
30 struct NvKmsPerOpenDev *pOpenDev,
31 struct NvKmsRegisterSurfaceParams *pParams,
32 enum NvHsMapPermissions hsMapPermissions);
33
34 void nvEvoUnregisterSurface(NVDevEvoPtr pDevEvo,
35 struct NvKmsPerOpenDev *pOpenDev,
36 NvKmsSurfaceHandle surfaceHandle,
37 NvBool skipUpdate);
38 void nvEvoReleaseSurface(NVDevEvoPtr pDevEvo,
39 struct NvKmsPerOpenDev *pOpenDev,
40 NvKmsSurfaceHandle surfaceHandle);
41
42 void nvEvoFreeClientSurfaces(NVDevEvoPtr pDevEvo,
43 struct NvKmsPerOpenDev *pOpenDev,
44 NVEvoApiHandlesRec *pOpenDevSurfaceHandles);
45
46 void nvEvoIncrementSurfaceStructRefCnt(NVSurfaceEvoPtr pSurfaceEvo);
47 void nvEvoDecrementSurfaceStructRefCnt(NVSurfaceEvoPtr pSurfaceEvo);
48
49 void nvEvoIncrementSurfaceRefCnts(NVSurfaceEvoPtr pSurfaceEvo);
50 void nvEvoDecrementSurfaceRefCnts(NVDevEvoPtr pDevEvo,
51 NVSurfaceEvoPtr pSurfaceEvo);
52
53 NvBool nvEvoSurfaceRefCntsTooLarge(const NVSurfaceEvoRec *pSurfaceEvo);
54
55 NVSurfaceEvoPtr nvEvoGetSurfaceFromHandle(
56 const NVDevEvoRec *pDevEvo,
57 const NVEvoApiHandlesRec *pOpenDevSurfaceHandles,
58 const NvKmsSurfaceHandle surfaceHandle,
59 const NvBool isUsedByCursorChannel,
60 const NvBool isUsedByLayerChannel);
61
62 NVSurfaceEvoPtr nvEvoGetSurfaceFromHandleNoDispHWAccessOk(
63 const NVDevEvoRec *pDevEvo,
64 const NVEvoApiHandlesRec *pOpenDevSurfaceHandles,
65 NvKmsSurfaceHandle surfaceHandle);
66
67 NVDeferredRequestFifoRec *nvEvoRegisterDeferredRequestFifo(
68 NVDevEvoPtr pDevEvo,
69 NVSurfaceEvoPtr pSurfaceEvo);
70
71 void nvEvoUnregisterDeferredRequestFifo(
72 NVDevEvoPtr pDevEvo,
73 NVDeferredRequestFifoRec *pDeferredRequestFifo);
74
75 NVVblankSemControl *nvEvoEnableVblankSemControl(
76 NVDevEvoRec *pDevEvo,
77 NVDispEvoRec *pDispEvo,
78 NvU32 hwHead,
79 NVSurfaceEvoRec *pSurfaceEvo,
80 NvU64 surfaceOffset);
81
82 NvBool nvEvoDisableVblankSemControl(
83 NVDevEvoRec *pDevEvo,
84 NVVblankSemControl *pVblankSemControl);
85
86 NvBool nvEvoAccelVblankSemControls(
87 NVDevEvoPtr pDevEvo,
88 NvU32 dispIndex,
89 NvU32 hwHeadMask);
90
nvEvoIsSurfaceOwner(const NVSurfaceEvoRec * pSurfaceEvo,const struct NvKmsPerOpenDev * pOpenDev,NvKmsSurfaceHandle surfaceHandle)91 static inline NvBool nvEvoIsSurfaceOwner(const NVSurfaceEvoRec *pSurfaceEvo,
92 const struct NvKmsPerOpenDev *pOpenDev,
93 NvKmsSurfaceHandle surfaceHandle)
94 {
95 return ((pSurfaceEvo->owner.pOpenDev == pOpenDev) &&
96 (pSurfaceEvo->owner.surfaceHandle == surfaceHandle));
97 }
98
99 #define ASSERT_EYES_MATCH(_arr, _field) \
100 nvAssert((_arr)[NVKMS_RIGHT] == NULL || \
101 (_arr)[NVKMS_LEFT]->_field == (_arr)[NVKMS_RIGHT]->_field);
102
103 ct_assert((NVKMS_RIGHT - NVKMS_LEFT) == 1);
104
105 #define FOR_ALL_EYES(_eye) \
106 for ((_eye) = NVKMS_LEFT; (_eye) <= NVKMS_RIGHT; (_eye)++)
107
108 #define FOR_ALL_VALID_PLANES(_planeIndex, _pSurface) \
109 for ((_planeIndex) = 0; \
110 (_planeIndex) < \
111 (nvKmsGetSurfaceMemoryFormatInfo((_pSurface)->format))->numPlanes; \
112 (_planeIndex)++)
113
114 #endif /* __NVKMS_SURFACE_H__ */
115