2 * Copyright 2012 Red Hat Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
27 #include "nouveau_drv.h"
28 #include <core/ramht.h>
29 #include "nouveau_software.h"
31 #include "nv50_display.h"
33 struct nv50_software_priv
{
34 struct nouveau_software_priv base
;
37 struct nv50_software_chan
{
38 struct nouveau_software_chan base
;
42 mthd_dma_vblsem(struct nouveau_channel
*chan
, u32
class, u32 mthd
, u32 data
)
44 struct nv50_software_chan
*pch
= chan
->engctx
[NVOBJ_ENGINE_SW
];
45 struct nouveau_gpuobj
*gpuobj
;
47 gpuobj
= nouveau_ramht_find(chan
, data
);
51 pch
->base
.vblank
.ctxdma
= gpuobj
->node
->offset
>> 4;
56 mthd_vblsem_offset(struct nouveau_channel
*chan
, u32
class, u32 mthd
, u32 data
)
58 struct nv50_software_chan
*pch
= chan
->engctx
[NVOBJ_ENGINE_SW
];
59 pch
->base
.vblank
.offset
= data
;
64 mthd_vblsem_value(struct nouveau_channel
*chan
, u32
class, u32 mthd
, u32 data
)
66 struct nv50_software_chan
*pch
= chan
->engctx
[NVOBJ_ENGINE_SW
];
67 pch
->base
.vblank
.value
= data
;
72 mthd_vblsem_release(struct nouveau_channel
*chan
, u32
class, u32 mthd
, u32 data
)
74 struct nv50_software_priv
*psw
= nv_engine(chan
->dev
, NVOBJ_ENGINE_SW
);
75 struct nv50_software_chan
*pch
= chan
->engctx
[NVOBJ_ENGINE_SW
];
76 struct drm_device
*dev
= chan
->dev
;
81 drm_vblank_get(dev
, data
);
83 pch
->base
.vblank
.head
= data
;
84 list_add(&pch
->base
.vblank
.list
, &psw
->base
.vblank
);
89 mthd_flip(struct nouveau_channel
*chan
, u32
class, u32 mthd
, u32 data
)
91 struct nv50_software_chan
*pch
= chan
->engctx
[NVOBJ_ENGINE_SW
];
92 return pch
->base
.flip(pch
->base
.flip_data
);
96 nv50_software_context_new(struct nouveau_channel
*chan
, int engine
)
98 struct nv50_software_chan
*pch
;
100 pch
= kzalloc(sizeof(*pch
), GFP_KERNEL
);
104 nouveau_software_context_new(chan
, &pch
->base
);
105 pch
->base
.vblank
.channel
= chan
->ramin
->addr
>> 12;
106 chan
->engctx
[engine
] = pch
;
111 nv50_software_context_del(struct nouveau_channel
*chan
, int engine
)
113 struct nv50_software_chan
*pch
= chan
->engctx
[engine
];
114 chan
->engctx
[engine
] = NULL
;
119 nv50_software_object_new(struct nouveau_channel
*chan
, int engine
,
120 u32 handle
, u16
class)
122 struct drm_device
*dev
= chan
->dev
;
123 struct nouveau_gpuobj
*obj
= NULL
;
126 ret
= nouveau_gpuobj_new(dev
, chan
, 16, 16, 0, &obj
);
132 ret
= nouveau_ramht_insert(chan
, handle
, obj
);
133 nouveau_gpuobj_ref(NULL
, &obj
);
138 nv50_software_init(struct drm_device
*dev
, int engine
)
144 nv50_software_fini(struct drm_device
*dev
, int engine
, bool suspend
)
150 nv50_software_destroy(struct drm_device
*dev
, int engine
)
152 struct nv50_software_priv
*psw
= nv_engine(dev
, engine
);
154 NVOBJ_ENGINE_DEL(dev
, SW
);
159 nv50_software_create(struct drm_device
*dev
)
161 struct nv50_software_priv
*psw
= kzalloc(sizeof(*psw
), GFP_KERNEL
);
165 psw
->base
.base
.destroy
= nv50_software_destroy
;
166 psw
->base
.base
.init
= nv50_software_init
;
167 psw
->base
.base
.fini
= nv50_software_fini
;
168 psw
->base
.base
.context_new
= nv50_software_context_new
;
169 psw
->base
.base
.context_del
= nv50_software_context_del
;
170 psw
->base
.base
.object_new
= nv50_software_object_new
;
171 nouveau_software_create(&psw
->base
);
173 NVOBJ_ENGINE_ADD(dev
, SW
, &psw
->base
.base
);
174 NVOBJ_CLASS(dev
, 0x506e, SW
);
175 NVOBJ_MTHD (dev
, 0x506e, 0x018c, mthd_dma_vblsem
);
176 NVOBJ_MTHD (dev
, 0x506e, 0x0400, mthd_vblsem_offset
);
177 NVOBJ_MTHD (dev
, 0x506e, 0x0404, mthd_vblsem_value
);
178 NVOBJ_MTHD (dev
, 0x506e, 0x0408, mthd_vblsem_release
);
179 NVOBJ_MTHD (dev
, 0x506e, 0x0500, mthd_flip
);