1 /* $NetBSD: nouveau_dispnv50_ovly507e.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $ */
2
3 /*
4 * Copyright 2018 Red Hat Inc.
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 shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 */
24 #include <sys/cdefs.h>
25 __KERNEL_RCSID(0, "$NetBSD: nouveau_dispnv50_ovly507e.c,v 1.2 2021/12/18 23:45:32 riastradh Exp $");
26
27 #include "ovly.h"
28 #include "atom.h"
29
30 #include <drm/drm_atomic_helper.h>
31 #include <drm/drm_fourcc.h>
32 #include <drm/drm_plane_helper.h>
33
34 #include <nvif/cl507e.h>
35 #include <nvif/event.h>
36
37 void
ovly507e_update(struct nv50_wndw * wndw,u32 * interlock)38 ovly507e_update(struct nv50_wndw *wndw, u32 *interlock)
39 {
40 u32 *push;
41 if ((push = evo_wait(&wndw->wndw, 2))) {
42 evo_mthd(push, 0x0080, 1);
43 evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]);
44 evo_kick(push, &wndw->wndw);
45 }
46 }
47
48 void
ovly507e_scale_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)49 ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
50 {
51 u32 *push;
52 if ((push = evo_wait(&wndw->wndw, 4))) {
53 evo_mthd(push, 0x00e0, 3);
54 evo_data(push, asyw->scale.sy << 16 | asyw->scale.sx);
55 evo_data(push, asyw->scale.sh << 16 | asyw->scale.sw);
56 evo_data(push, asyw->scale.dw);
57 evo_kick(push, &wndw->wndw);
58 }
59 }
60
61 void
ovly507e_image_clr(struct nv50_wndw * wndw)62 ovly507e_image_clr(struct nv50_wndw *wndw)
63 {
64 u32 *push;
65 if ((push = evo_wait(&wndw->wndw, 4))) {
66 evo_mthd(push, 0x0084, 1);
67 evo_data(push, 0x00000000);
68 evo_mthd(push, 0x00c0, 1);
69 evo_data(push, 0x00000000);
70 evo_kick(push, &wndw->wndw);
71 }
72 }
73
74 static void
ovly507e_image_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)75 ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
76 {
77 u32 *push;
78 if ((push = evo_wait(&wndw->wndw, 12))) {
79 evo_mthd(push, 0x0084, 1);
80 evo_data(push, asyw->image.interval << 4);
81 evo_mthd(push, 0x00c0, 1);
82 evo_data(push, asyw->image.handle[0]);
83 evo_mthd(push, 0x0100, 1);
84 evo_data(push, 0x00000002);
85 evo_mthd(push, 0x0800, 1);
86 evo_data(push, asyw->image.offset[0] >> 8);
87 evo_mthd(push, 0x0808, 3);
88 evo_data(push, asyw->image.h << 16 | asyw->image.w);
89 evo_data(push, asyw->image.layout << 20 |
90 (asyw->image.pitch[0] >> 8) << 8 |
91 asyw->image.blocks[0] << 8 |
92 asyw->image.blockh);
93 evo_data(push, asyw->image.kind << 16 |
94 asyw->image.format << 8 |
95 asyw->image.colorspace);
96 evo_kick(push, &wndw->wndw);
97 }
98 }
99
100 void
ovly507e_ntfy_clr(struct nv50_wndw * wndw)101 ovly507e_ntfy_clr(struct nv50_wndw *wndw)
102 {
103 u32 *push;
104 if ((push = evo_wait(&wndw->wndw, 2))) {
105 evo_mthd(push, 0x00a4, 1);
106 evo_data(push, 0x00000000);
107 evo_kick(push, &wndw->wndw);
108 }
109 }
110
111 void
ovly507e_ntfy_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)112 ovly507e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
113 {
114 u32 *push;
115 if ((push = evo_wait(&wndw->wndw, 3))) {
116 evo_mthd(push, 0x00a0, 2);
117 evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset);
118 evo_data(push, asyw->ntfy.handle);
119 evo_kick(push, &wndw->wndw);
120 }
121 }
122
123 void
ovly507e_release(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)124 ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
125 struct nv50_head_atom *asyh)
126 {
127 asyh->ovly.cpp = 0;
128 }
129
130 int
ovly507e_acquire(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)131 ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
132 struct nv50_head_atom *asyh)
133 {
134 const struct drm_framebuffer *fb = asyw->state.fb;
135 int ret;
136
137 ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
138 DRM_PLANE_HELPER_NO_SCALING,
139 DRM_PLANE_HELPER_NO_SCALING,
140 true, true);
141 if (ret)
142 return ret;
143
144 asyh->ovly.cpp = fb->format->cpp[0];
145 return 0;
146 }
147
148 #include "nouveau_bo.h"
149
150 static const struct nv50_wndw_func
151 ovly507e = {
152 .acquire = ovly507e_acquire,
153 .release = ovly507e_release,
154 .ntfy_set = ovly507e_ntfy_set,
155 .ntfy_clr = ovly507e_ntfy_clr,
156 .ntfy_reset = base507c_ntfy_reset,
157 .ntfy_wait_begun = base507c_ntfy_wait_begun,
158 .image_set = ovly507e_image_set,
159 .image_clr = ovly507e_image_clr,
160 .scale_set = ovly507e_scale_set,
161 .update = ovly507e_update,
162 };
163
164 static const u32
165 ovly507e_format[] = {
166 DRM_FORMAT_YUYV,
167 DRM_FORMAT_UYVY,
168 DRM_FORMAT_XRGB8888,
169 DRM_FORMAT_XRGB1555,
170 0
171 };
172
173 int
ovly507e_new_(const struct nv50_wndw_func * func,const u32 * format,struct nouveau_drm * drm,int head,s32 oclass,u32 interlock_data,struct nv50_wndw ** pwndw)174 ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format,
175 struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
176 struct nv50_wndw **pwndw)
177 {
178 struct nv50_disp_overlay_channel_dma_v0 args = {
179 .head = head,
180 };
181 struct nv50_disp *disp = nv50_disp(drm->dev);
182 struct nv50_wndw *wndw;
183 int ret;
184
185 ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
186 "ovly", head, format, BIT(head),
187 NV50_DISP_INTERLOCK_OVLY, interlock_data,
188 &wndw);
189 if (*pwndw = wndw, ret)
190 return ret;
191
192 ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
193 &oclass, 0, &args, sizeof(args),
194 disp->sync->bo.offset, &wndw->wndw);
195 if (ret) {
196 NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret);
197 return ret;
198 }
199
200 ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func, false,
201 NV50_DISP_OVERLAY_CHANNEL_DMA_V0_NTFY_UEVENT,
202 &(struct nvif_notify_uevent_req) {},
203 sizeof(struct nvif_notify_uevent_req),
204 sizeof(struct nvif_notify_uevent_rep),
205 &wndw->notify);
206 if (ret)
207 return ret;
208
209 wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id);
210 wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id);
211 wndw->data = 0x00000000;
212 return 0;
213 }
214
215 int
ovly507e_new(struct nouveau_drm * drm,int head,s32 oclass,struct nv50_wndw ** pwndw)216 ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
217 struct nv50_wndw **pwndw)
218 {
219 return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass,
220 0x00000004 << (head * 8), pwndw);
221 }
222