1/*
2 * Copyright 2018 Red Hat Inc.
3 *
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:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
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.
21 */
22#include "ovly.h"
23#include "atom.h"
24
25#include <drm/drm_atomic_helper.h>
26#include <drm/drm_fourcc.h>
27
28#include <nvif/if0014.h>
29#include <nvif/push507c.h>
30
31#include <nvhw/class/cl507e.h>
32
33int
34ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
35{
36 struct nvif_push *push = wndw->wndw.push;
37 int ret;
38
39 if ((ret = PUSH_WAIT(push, 4)))
40 return ret;
41
42 PUSH_MTHD(push, NV507E, SET_POINT_IN,
43 NVVAL(NV507E, SET_POINT_IN, X, asyw->scale.sx) |
44 NVVAL(NV507E, SET_POINT_IN, Y, asyw->scale.sy),
45
46 SET_SIZE_IN,
47 NVVAL(NV507E, SET_SIZE_IN, WIDTH, asyw->scale.sw) |
48 NVVAL(NV507E, SET_SIZE_IN, HEIGHT, asyw->scale.sh),
49
50 SET_SIZE_OUT,
51 NVVAL(NV507E, SET_SIZE_OUT, WIDTH, asyw->scale.dw));
52 return 0;
53}
54
55static int
56ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
57{
58 struct nvif_push *push = wndw->wndw.push;
59 int ret;
60
61 if ((ret = PUSH_WAIT(push, 12)))
62 return ret;
63
64 PUSH_MTHD(push, NV507E, SET_PRESENT_CONTROL,
65 NVDEF(NV507E, SET_PRESENT_CONTROL, BEGIN_MODE, ASAP) |
66 NVVAL(NV507E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
67
68 PUSH_MTHD(push, NV507E, SET_CONTEXT_DMA_ISO, asyw->image.handle[0]);
69
70 PUSH_MTHD(push, NV507E, SET_COMPOSITION_CONTROL,
71 NVDEF(NV507E, SET_COMPOSITION_CONTROL, MODE, OPAQUE_SUSPEND_BASE));
72
73 PUSH_MTHD(push, NV507E, SURFACE_SET_OFFSET, asyw->image.offset[0] >> 8);
74
75 PUSH_MTHD(push, NV507E, SURFACE_SET_SIZE,
76 NVVAL(NV507E, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
77 NVVAL(NV507E, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
78
79 SURFACE_SET_STORAGE,
80 NVVAL(NV507E, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
81 NVVAL(NV507E, SURFACE_SET_STORAGE, PITCH, (asyw->image.pitch[0] >> 8)) |
82 NVVAL(NV507E, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
83 NVVAL(NV507E, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
84
85 SURFACE_SET_PARAMS,
86 NVVAL(NV507E, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
87 NVVAL(NV507E, SURFACE_SET_PARAMS, COLOR_SPACE, asyw->image.colorspace) |
88 NVVAL(NV507E, SURFACE_SET_PARAMS, KIND, asyw->image.kind) |
89 NVDEF(NV507E, SURFACE_SET_PARAMS, PART_STRIDE, PARTSTRIDE_256));
90 return 0;
91}
92
93void
94ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
95 struct nv50_head_atom *asyh)
96{
97 asyh->ovly.cpp = 0;
98}
99
100int
101ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
102 struct nv50_head_atom *asyh)
103{
104 const struct drm_framebuffer *fb = asyw->state.fb;
105 int ret;
106
107 ret = drm_atomic_helper_check_plane_state(plane_state: &asyw->state, crtc_state: &asyh->state,
108 DRM_PLANE_NO_SCALING,
109 DRM_PLANE_NO_SCALING,
110 can_position: true, can_update_disabled: true);
111 if (ret)
112 return ret;
113
114 asyh->ovly.cpp = fb->format->cpp[0];
115 return 0;
116}
117
118#include "nouveau_bo.h"
119
120static const struct nv50_wndw_func
121ovly507e = {
122 .acquire = ovly507e_acquire,
123 .release = ovly507e_release,
124 .ntfy_set = base507c_ntfy_set,
125 .ntfy_clr = base507c_ntfy_clr,
126 .ntfy_reset = base507c_ntfy_reset,
127 .ntfy_wait_begun = base507c_ntfy_wait_begun,
128 .image_set = ovly507e_image_set,
129 .image_clr = base507c_image_clr,
130 .scale_set = ovly507e_scale_set,
131 .update = base507c_update,
132};
133
134static const u32
135ovly507e_format[] = {
136 DRM_FORMAT_YUYV,
137 DRM_FORMAT_UYVY,
138 DRM_FORMAT_XRGB8888,
139 DRM_FORMAT_XRGB1555,
140 0
141};
142
143int
144ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format,
145 struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
146 struct nv50_wndw **pwndw)
147{
148 struct nvif_disp_chan_v0 args = {
149 .id = head,
150 };
151 struct nv50_disp *disp = nv50_disp(dev: drm->dev);
152 struct nv50_wndw *wndw;
153 int ret;
154
155 ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
156 name: "ovly", index: head, format, BIT(head),
157 NV50_DISP_INTERLOCK_OVLY, interlock_data,
158 &wndw);
159 if (*pwndw = wndw, ret)
160 return ret;
161
162 ret = nv50_dmac_create(device: &drm->client.device, disp: &disp->disp->object,
163 oclass: &oclass, head: 0, data: &args, size: sizeof(args),
164 syncbuf: disp->sync->offset, dmac: &wndw->wndw);
165 if (ret) {
166 NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret);
167 return ret;
168 }
169
170 wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id);
171 wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id);
172 wndw->data = 0x00000000;
173 return 0;
174}
175
176int
177ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
178 struct nv50_wndw **pwndw)
179{
180 return ovly507e_new_(&ovly507e, format: ovly507e_format, drm, head, oclass,
181 interlock_data: 0x00000004 << (head * 8), pwndw);
182}
183

source code of linux/drivers/gpu/drm/nouveau/dispnv50/ovly507e.c