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 #include <drm/drm_plane_helper.h>
28 
29 #include <nvif/if0014.h>
30 #include <nvif/push507c.h>
31 
32 #include <nvhw/class/cl507e.h>
33 
34 int
35 ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
36 {
37 	struct nvif_push *push = wndw->wndw.push;
38 	int ret;
39 
40 	if ((ret = PUSH_WAIT(push, 4)))
41 		return ret;
42 
43 	PUSH_MTHD(push, NV507E, SET_POINT_IN,
44 		  NVVAL(NV507E, SET_POINT_IN, X, asyw->scale.sx) |
45 		  NVVAL(NV507E, SET_POINT_IN, Y, asyw->scale.sy),
46 
47 				SET_SIZE_IN,
48 		  NVVAL(NV507E, SET_SIZE_IN, WIDTH, asyw->scale.sw) |
49 		  NVVAL(NV507E, SET_SIZE_IN, HEIGHT, asyw->scale.sh),
50 
51 				SET_SIZE_OUT,
52 		  NVVAL(NV507E, SET_SIZE_OUT, WIDTH, asyw->scale.dw));
53 	return 0;
54 }
55 
56 static int
57 ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
58 {
59 	struct nvif_push *push = wndw->wndw.push;
60 	int ret;
61 
62 	if ((ret = PUSH_WAIT(push, 12)))
63 		return ret;
64 
65 	PUSH_MTHD(push, NV507E, SET_PRESENT_CONTROL,
66 		  NVDEF(NV507E, SET_PRESENT_CONTROL, BEGIN_MODE, ASAP) |
67 		  NVVAL(NV507E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
68 
69 	PUSH_MTHD(push, NV507E, SET_CONTEXT_DMA_ISO, asyw->image.handle[0]);
70 
71 	PUSH_MTHD(push, NV507E, SET_COMPOSITION_CONTROL,
72 		  NVDEF(NV507E, SET_COMPOSITION_CONTROL, MODE, OPAQUE_SUSPEND_BASE));
73 
74 	PUSH_MTHD(push, NV507E, SURFACE_SET_OFFSET, asyw->image.offset[0] >> 8);
75 
76 	PUSH_MTHD(push, NV507E, SURFACE_SET_SIZE,
77 		  NVVAL(NV507E, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
78 		  NVVAL(NV507E, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
79 
80 				SURFACE_SET_STORAGE,
81 		  NVVAL(NV507E, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
82 		  NVVAL(NV507E, SURFACE_SET_STORAGE, PITCH, (asyw->image.pitch[0] >> 8)) |
83 		  NVVAL(NV507E, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
84 		  NVVAL(NV507E, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
85 
86 				SURFACE_SET_PARAMS,
87 		  NVVAL(NV507E, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
88 		  NVVAL(NV507E, SURFACE_SET_PARAMS, COLOR_SPACE, asyw->image.colorspace) |
89 		  NVVAL(NV507E, SURFACE_SET_PARAMS, KIND, asyw->image.kind) |
90 		  NVDEF(NV507E, SURFACE_SET_PARAMS, PART_STRIDE, PARTSTRIDE_256));
91 	return 0;
92 }
93 
94 void
95 ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
96 		 struct nv50_head_atom *asyh)
97 {
98 	asyh->ovly.cpp = 0;
99 }
100 
101 int
102 ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
103 		 struct nv50_head_atom *asyh)
104 {
105 	const struct drm_framebuffer *fb = asyw->state.fb;
106 	int ret;
107 
108 	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
109 						  DRM_PLANE_HELPER_NO_SCALING,
110 						  DRM_PLANE_HELPER_NO_SCALING,
111 						  true, true);
112 	if (ret)
113 		return ret;
114 
115 	asyh->ovly.cpp = fb->format->cpp[0];
116 	return 0;
117 }
118 
119 #include "nouveau_bo.h"
120 
121 static const struct nv50_wndw_func
122 ovly507e = {
123 	.acquire = ovly507e_acquire,
124 	.release = ovly507e_release,
125 	.ntfy_set = base507c_ntfy_set,
126 	.ntfy_clr = base507c_ntfy_clr,
127 	.ntfy_reset = base507c_ntfy_reset,
128 	.ntfy_wait_begun = base507c_ntfy_wait_begun,
129 	.image_set = ovly507e_image_set,
130 	.image_clr = base507c_image_clr,
131 	.scale_set = ovly507e_scale_set,
132 	.update = base507c_update,
133 };
134 
135 static const u32
136 ovly507e_format[] = {
137 	DRM_FORMAT_YUYV,
138 	DRM_FORMAT_UYVY,
139 	DRM_FORMAT_XRGB8888,
140 	DRM_FORMAT_XRGB1555,
141 	0
142 };
143 
144 int
145 ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format,
146 	      struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
147 	      struct nv50_wndw **pwndw)
148 {
149 	struct nvif_disp_chan_v0 args = {
150 		.id = head,
151 	};
152 	struct nv50_disp *disp = nv50_disp(drm->dev);
153 	struct nv50_wndw *wndw;
154 	int ret;
155 
156 	ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
157 			     "ovly", head, format, BIT(head),
158 			     NV50_DISP_INTERLOCK_OVLY, interlock_data,
159 			     &wndw);
160 	if (*pwndw = wndw, ret)
161 		return ret;
162 
163 	ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
164 			       &oclass, 0, &args, sizeof(args),
165 			       disp->sync->offset, &wndw->wndw);
166 	if (ret) {
167 		NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret);
168 		return ret;
169 	}
170 
171 	wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id);
172 	wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id);
173 	wndw->data = 0x00000000;
174 	return 0;
175 }
176 
177 int
178 ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
179 	     struct nv50_wndw **pwndw)
180 {
181 	return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass,
182 			     0x00000004 << (head * 8), pwndw);
183 }
184