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.
26 #include <core/class.h>
27 #include <core/engctx.h>
29 #include <engine/software.h>
30 #include <engine/disp.h>
32 struct nvc0_software_priv
{
33 struct nouveau_software base
;
36 struct nvc0_software_chan
{
37 struct nouveau_software_chan base
;
40 /*******************************************************************************
41 * software object classes
42 ******************************************************************************/
45 nvc0_software_mthd_vblsem_offset(struct nouveau_object
*object
, u32 mthd
,
48 struct nvc0_software_chan
*chan
= (void *)nv_engctx(object
->parent
);
49 u64 data
= *(u32
*)args
;
51 chan
->base
.vblank
.offset
&= 0x00ffffffffULL
;
52 chan
->base
.vblank
.offset
|= data
<< 32;
54 chan
->base
.vblank
.offset
&= 0xff00000000ULL
;
55 chan
->base
.vblank
.offset
|= data
;
61 nvc0_software_mthd_vblsem_value(struct nouveau_object
*object
, u32 mthd
,
64 struct nvc0_software_chan
*chan
= (void *)nv_engctx(object
->parent
);
65 chan
->base
.vblank
.value
= *(u32
*)args
;
70 nvc0_software_mthd_vblsem_release(struct nouveau_object
*object
, u32 mthd
,
73 struct nvc0_software_chan
*chan
= (void *)nv_engctx(object
->parent
);
74 struct nouveau_disp
*disp
= nouveau_disp(object
);
76 u32 crtc
= *(u32
*)args
;
78 if ((nv_device(object
)->card_type
< NV_E0
&& crtc
> 1) || crtc
> 3)
81 disp
->vblank
.get(disp
->vblank
.data
, crtc
);
83 spin_lock_irqsave(&disp
->vblank
.lock
, flags
);
84 list_add(&chan
->base
.vblank
.head
, &disp
->vblank
.list
);
85 chan
->base
.vblank
.crtc
= crtc
;
86 spin_unlock_irqrestore(&disp
->vblank
.lock
, flags
);
91 nvc0_software_mthd_flip(struct nouveau_object
*object
, u32 mthd
,
94 struct nvc0_software_chan
*chan
= (void *)nv_engctx(object
->parent
);
96 return chan
->base
.flip(chan
->base
.flip_data
);
100 static struct nouveau_omthds
101 nvc0_software_omthds
[] = {
102 { 0x0400, nvc0_software_mthd_vblsem_offset
},
103 { 0x0404, nvc0_software_mthd_vblsem_offset
},
104 { 0x0408, nvc0_software_mthd_vblsem_value
},
105 { 0x040c, nvc0_software_mthd_vblsem_release
},
106 { 0x0500, nvc0_software_mthd_flip
},
110 static struct nouveau_oclass
111 nvc0_software_sclass
[] = {
112 { 0x906e, &nouveau_object_ofuncs
, nvc0_software_omthds
},
116 /*******************************************************************************
118 ******************************************************************************/
121 nvc0_software_context_ctor(struct nouveau_object
*parent
,
122 struct nouveau_object
*engine
,
123 struct nouveau_oclass
*oclass
, void *data
, u32 size
,
124 struct nouveau_object
**pobject
)
126 struct nvc0_software_chan
*chan
;
129 ret
= nouveau_software_context_create(parent
, engine
, oclass
, &chan
);
130 *pobject
= nv_object(chan
);
134 chan
->base
.vblank
.channel
= nv_gpuobj(parent
->parent
)->addr
>> 12;
138 static struct nouveau_oclass
139 nvc0_software_cclass
= {
140 .handle
= NV_ENGCTX(SW
, 0xc0),
141 .ofuncs
= &(struct nouveau_ofuncs
) {
142 .ctor
= nvc0_software_context_ctor
,
143 .dtor
= _nouveau_software_context_dtor
,
144 .init
= _nouveau_software_context_init
,
145 .fini
= _nouveau_software_context_fini
,
149 /*******************************************************************************
150 * software engine/subdev functions
151 ******************************************************************************/
154 nvc0_software_ctor(struct nouveau_object
*parent
, struct nouveau_object
*engine
,
155 struct nouveau_oclass
*oclass
, void *data
, u32 size
,
156 struct nouveau_object
**pobject
)
158 struct nvc0_software_priv
*priv
;
161 ret
= nouveau_software_create(parent
, engine
, oclass
, &priv
);
162 *pobject
= nv_object(priv
);
166 nv_engine(priv
)->cclass
= &nvc0_software_cclass
;
167 nv_engine(priv
)->sclass
= nvc0_software_sclass
;
171 struct nouveau_oclass
172 nvc0_software_oclass
= {
173 .handle
= NV_ENGINE(SW
, 0xc0),
174 .ofuncs
= &(struct nouveau_ofuncs
) {
175 .ctor
= nvc0_software_ctor
,
176 .dtor
= _nouveau_software_dtor
,
177 .init
= _nouveau_software_init
,
178 .fini
= _nouveau_software_fini
,