1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
|
/*
* Copyright 2018 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "curs.h"
#include "core.h"
#include "head.h"
#include <nvif/if0014.h>
#include <nvif/timer.h>
#include <nvhw/class/cl507a.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_fourcc.h>
bool
curs507a_space(struct nv50_wndw *wndw)
{
nvif_msec(&nouveau_drm(wndw->plane.dev)->client.device, 100,
if (NVIF_TV32(&wndw->wimm.base.user, NV507A, FREE, COUNT, >=, 4))
return true;
);
WARN_ON(1);
return false;
}
static int
curs507a_update(struct nv50_wndw *wndw, u32 *interlock)
{
struct nvif_object *user = &wndw->wimm.base.user;
int ret = nvif_chan_wait(&wndw->wimm, 1);
if (ret == 0) {
NVIF_WR32(user, NV507A, UPDATE,
NVDEF(NV507A, UPDATE, INTERLOCK_WITH_CORE, DISABLE));
}
return ret;
}
static int
curs507a_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
struct nvif_object *user = &wndw->wimm.base.user;
int ret = nvif_chan_wait(&wndw->wimm, 1);
if (ret == 0) {
NVIF_WR32(user, NV507A, SET_CURSOR_HOT_SPOT_POINT_OUT,
NVVAL(NV507A, SET_CURSOR_HOT_SPOT_POINT_OUT, X, asyw->point.x) |
NVVAL(NV507A, SET_CURSOR_HOT_SPOT_POINT_OUT, Y, asyw->point.y));
}
return ret;
}
const struct nv50_wimm_func
curs507a = {
.point = curs507a_point,
.update = curs507a_update,
};
static void
curs507a_prepare(struct nv50_wndw *wndw, struct nv50_head_atom *asyh,
struct nv50_wndw_atom *asyw)
{
u32 handle = nv50_disp(wndw->plane.dev)->core->chan.vram.handle;
u32 offset = asyw->image.offset[0];
if (asyh->curs.handle != handle || asyh->curs.offset != offset) {
asyh->curs.handle = handle;
asyh->curs.offset = offset;
asyh->set.curs = asyh->curs.visible;
}
}
static void
curs507a_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
struct nv50_head_atom *asyh)
{
asyh->curs.visible = false;
}
static int
curs507a_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
struct nv50_head_atom *asyh)
{
struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev);
struct nv50_head *head = nv50_head(asyw->state.crtc);
struct drm_framebuffer *fb = asyw->state.fb;
int ret;
ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
DRM_PLANE_NO_SCALING,
DRM_PLANE_NO_SCALING,
true, true);
asyh->curs.visible = asyw->state.visible;
if (ret || !asyh->curs.visible)
return ret;
if (asyw->state.crtc_w != asyw->state.crtc_h) {
NV_ATOMIC(drm, "Plane width/height must be equal for cursors\n");
return -EINVAL;
}
if (asyw->image.w != asyw->state.crtc_w) {
NV_ATOMIC(drm, "Plane width must be equal to fb width for cursors (height can be larger though)\n");
return -EINVAL;
}
if (asyw->state.src_x || asyw->state.src_y) {
NV_ATOMIC(drm, "Cursor planes do not support framebuffer offsets\n");
return -EINVAL;
}
if (asyw->image.pitch[0] != asyw->image.w * fb->format->cpp[0]) {
NV_ATOMIC(drm,
"%s: invalid cursor image pitch: image must be packed (pitch = %d, width = %d)\n",
wndw->plane.name, asyw->image.pitch[0], asyw->image.w);
return -EINVAL;
}
ret = head->func->curs_layout(head, asyw, asyh);
if (ret) {
NV_ATOMIC(drm,
"%s: invalid cursor image size: unsupported size %dx%d\n",
wndw->plane.name, asyw->image.w, asyw->image.h);
return ret;
}
ret = head->func->curs_format(head, asyw, asyh);
if (ret) {
NV_ATOMIC(drm,
"%s: invalid cursor image format 0x%X\n",
wndw->plane.name, fb->format->format);
return ret;
}
return 0;
}
static const u32
curs507a_format[] = {
DRM_FORMAT_ARGB8888,
0
};
static const struct nv50_wndw_func
curs507a_wndw = {
.acquire = curs507a_acquire,
.release = curs507a_release,
.prepare = curs507a_prepare,
};
int
curs507a_new_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
int head, s32 oclass, u32 interlock_data,
struct nv50_wndw **pwndw)
{
struct nvif_disp_chan_v0 args = {
.id = head,
};
struct nv50_disp *disp = nv50_disp(drm->dev);
struct nv50_wndw *wndw;
int ret;
ret = nv50_wndw_new_(&curs507a_wndw, drm->dev, DRM_PLANE_TYPE_CURSOR,
"curs", head, curs507a_format, BIT(head),
NV50_DISP_INTERLOCK_CURS, interlock_data, &wndw);
if (*pwndw = wndw, ret)
return ret;
ret = nvif_object_ctor(&disp->disp->object, "kmsCurs", 0, oclass,
&args, sizeof(args), &wndw->wimm.base.user);
if (ret) {
NV_ERROR(drm, "curs%04x allocation failed: %d\n", oclass, ret);
return ret;
}
nvif_object_map(&wndw->wimm.base.user, NULL, 0);
wndw->immd = func;
wndw->ctxdma.parent = NULL;
return 0;
}
int
curs507a_new(struct nouveau_drm *drm, int head, s32 oclass,
struct nv50_wndw **pwndw)
{
return curs507a_new_(&curs507a, drm, head, oclass,
0x00000001 << (head * 8), pwndw);
}
|
