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 
33 int
ovly507e_scale_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)34 ovly507e_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 
55 static int
ovly507e_image_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)56 ovly507e_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 
93 void
ovly507e_release(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)94 ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
95 		 struct nv50_head_atom *asyh)
96 {
97 	asyh->ovly.cpp = 0;
98 }
99 
100 int
ovly507e_acquire(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)101 ovly507e_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(&asyw->state, &asyh->state,
108 						  DRM_PLANE_NO_SCALING,
109 						  DRM_PLANE_NO_SCALING,
110 						  true, 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 
120 static const struct nv50_wndw_func
121 ovly507e = {
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 
134 static const u32
135 ovly507e_format[] = {
136 	DRM_FORMAT_YUYV,
137 	DRM_FORMAT_UYVY,
138 	DRM_FORMAT_XRGB8888,
139 	DRM_FORMAT_XRGB1555,
140 	0
141 };
142 
143 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)144 ovly507e_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(drm->dev);
152 	struct nv50_wndw *wndw;
153 	int ret;
154 
155 	ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
156 			     "ovly", 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(&drm->client.device, &disp->disp->object,
163 			       &oclass, 0, &args, sizeof(args),
164 			       disp->sync->offset, &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 
176 int
ovly507e_new(struct nouveau_drm * drm,int head,s32 oclass,struct nv50_wndw ** pwndw)177 ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
178 	     struct nv50_wndw **pwndw)
179 {
180 	return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass,
181 			     0x00000004 << (head * 8), pwndw);
182 }
183