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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 "wndw.h"
23#include "atom.h"
24
25#include <drm/drm_atomic_helper.h>
26#include <drm/drm_plane_helper.h>
27#include <nouveau_bo.h>
28
29#include <nvif/clc37e.h>
30#include <nvif/pushc37b.h>
31
32#include <nvhw/class/clc57e.h>
33
34static int
35wndwc57e_image_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, 17)))
41 return ret;
42
43 PUSH_MTHD(push, NVC57E, SET_PRESENT_CONTROL,
44 NVVAL(NVC57E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
45 NVVAL(NVC57E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
46 NVDEF(NVC57E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
47
48 PUSH_MTHD(push, NVC57E, SET_SIZE,
49 NVVAL(NVC57E, SET_SIZE, WIDTH, asyw->image.w) |
50 NVVAL(NVC57E, SET_SIZE, HEIGHT, asyw->image.h),
51
52 SET_STORAGE,
53 NVVAL(NVC57E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
54 NVVAL(NVC57E, SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
55
56 SET_PARAMS,
57 NVVAL(NVC57E, SET_PARAMS, FORMAT, asyw->image.format) |
58 NVDEF(NVC57E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
59 NVDEF(NVC57E, SET_PARAMS, SWAP_UV, DISABLE) |
60 NVDEF(NVC57E, SET_PARAMS, FMT_ROUNDING_MODE, ROUND_TO_NEAREST),
61
62 SET_PLANAR_STORAGE(0),
63 NVVAL(NVC57E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
64 NVVAL(NVC57E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
65
66 PUSH_MTHD(push, NVC57E, SET_CONTEXT_DMA_ISO(0), asyw->image.handle, 1);
67 PUSH_MTHD(push, NVC57E, SET_OFFSET(0), asyw->image.offset[0] >> 8);
68
69 PUSH_MTHD(push, NVC57E, SET_POINT_IN(0),
70 NVVAL(NVC57E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
71 NVVAL(NVC57E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
72
73 PUSH_MTHD(push, NVC57E, SET_SIZE_IN,
74 NVVAL(NVC57E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
75 NVVAL(NVC57E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
76
77 PUSH_MTHD(push, NVC57E, SET_SIZE_OUT,
78 NVVAL(NVC57E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
79 NVVAL(NVC57E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
80 return 0;
81}
82
83int
84wndwc57e_csc_clr(struct nv50_wndw *wndw)
85{
86 struct nvif_push *push = wndw->wndw.push;
87 const u32 identity[12] = {
88 0x00010000, 0x00000000, 0x00000000, 0x00000000,
89 0x00000000, 0x00010000, 0x00000000, 0x00000000,
90 0x00000000, 0x00000000, 0x00010000, 0x00000000,
91 };
92 int ret;
93
94 if ((ret = PUSH_WAIT(push, 1 + ARRAY_SIZE(identity))))
95 return ret;
96
97 PUSH_MTHD(push, NVC57E, SET_FMT_COEFFICIENT_C00, identity, ARRAY_SIZE(identity));
98 return 0;
99}
100
101int
102wndwc57e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
103{
104 struct nvif_push *push = wndw->wndw.push;
105 int ret;
106
107 if ((ret = PUSH_WAIT(push, 13)))
108 return ret;
109
110 PUSH_MTHD(push, NVC57E, SET_FMT_COEFFICIENT_C00, asyw->csc.matrix, 12);
111 return 0;
112}
113
114int
115wndwc57e_ilut_clr(struct nv50_wndw *wndw)
116{
117 struct nvif_push *push = wndw->wndw.push;
118 int ret;
119
120 if ((ret = PUSH_WAIT(push, 2)))
121 return ret;
122
123 PUSH_MTHD(push, NVC57E, SET_CONTEXT_DMA_ILUT, 0x00000000);
124 return 0;
125}
126
127int
128wndwc57e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
129{
130 struct nvif_push *push = wndw->wndw.push;
131 int ret;
132
133 if ((ret = PUSH_WAIT(push, 4)))
134 return ret;
135
136 PUSH_MTHD(push, NVC57E, SET_ILUT_CONTROL,
137 NVVAL(NVC57E, SET_ILUT_CONTROL, SIZE, asyw->xlut.i.size) |
138 NVVAL(NVC57E, SET_ILUT_CONTROL, MODE, asyw->xlut.i.mode) |
139 NVVAL(NVC57E, SET_ILUT_CONTROL, INTERPOLATE, asyw->xlut.i.output_mode),
140
141 SET_CONTEXT_DMA_ILUT, asyw->xlut.handle,
142 SET_OFFSET_ILUT, asyw->xlut.i.offset >> 8);
143 return 0;
144}
145
146static u16
147fixedU0_16_FP16(u16 fixed)
148{
149 int sign = 0, exp = 0, man = 0;
150 if (fixed) {
151 while (--exp && !(fixed & 0x8000))
152 fixed <<= 1;
153 man = ((fixed << 1) & 0xffc0) >> 6;
154 exp += 15;
155 }
156 return (sign << 15) | (exp << 10) | man;
157}
158
159static void
160wndwc57e_ilut_load(struct drm_color_lut *in, int size, void __iomem *mem)
161{
162 memset_io(mem, 0x00, 0x20); /* VSS header. */
163 mem += 0x20;
164
165 for (; size--; in++, mem += 0x08) {
166 u16 r = fixedU0_16_FP16(drm_color_lut_extract(in-> red, 16));
167 u16 g = fixedU0_16_FP16(drm_color_lut_extract(in->green, 16));
168 u16 b = fixedU0_16_FP16(drm_color_lut_extract(in-> blue, 16));
169 writew(r, mem + 0);
170 writew(g, mem + 2);
171 writew(b, mem + 4);
172 }
173
174 /* INTERPOLATE modes require a "next" entry to interpolate with,
175 * so we replicate the last entry to deal with this for now.
176 */
177 writew(readw(mem - 8), mem + 0);
178 writew(readw(mem - 6), mem + 2);
179 writew(readw(mem - 4), mem + 4);
180}
181
182bool
183wndwc57e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
184{
185 if (size = size ? size : 1024, size != 256 && size != 1024)
186 return false;
187
188 if (size == 256)
189 asyw->xlut.i.mode = NVC57E_SET_ILUT_CONTROL_MODE_DIRECT8;
190 else
191 asyw->xlut.i.mode = NVC57E_SET_ILUT_CONTROL_MODE_DIRECT10;
192
193 asyw->xlut.i.size = 4 /* VSS header. */ + size + 1 /* Entries. */;
194 asyw->xlut.i.output_mode = NVC57E_SET_ILUT_CONTROL_INTERPOLATE_DISABLE;
195 asyw->xlut.i.load = wndwc57e_ilut_load;
196 return true;
197}
198
199/****************************************************************
200 * Log2(block height) ----------------------------+ *
201 * Page Kind ----------------------------------+ | *
202 * Gob Height/Page Kind Generation ------+ | | *
203 * Sector layout -------+ | | | *
204 * Compression ------+ | | | | */
205const u64 wndwc57e_modifiers[] = { /* | | | | | */
206 DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 0),
207 DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 1),
208 DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 2),
209 DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 3),
210 DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 4),
211 DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 5),
212 DRM_FORMAT_MOD_LINEAR,
213 DRM_FORMAT_MOD_INVALID
214};
215
216static const struct nv50_wndw_func
217wndwc57e = {
218 .acquire = wndwc37e_acquire,
219 .release = wndwc37e_release,
220 .sema_set = wndwc37e_sema_set,
221 .sema_clr = wndwc37e_sema_clr,
222 .ntfy_set = wndwc37e_ntfy_set,
223 .ntfy_clr = wndwc37e_ntfy_clr,
224 .ntfy_reset = corec37d_ntfy_init,
225 .ntfy_wait_begun = base507c_ntfy_wait_begun,
226 .ilut = wndwc57e_ilut,
227 .ilut_identity = true,
228 .ilut_size = 1024,
229 .xlut_set = wndwc57e_ilut_set,
230 .xlut_clr = wndwc57e_ilut_clr,
231 .csc = base907c_csc,
232 .csc_set = wndwc57e_csc_set,
233 .csc_clr = wndwc57e_csc_clr,
234 .image_set = wndwc57e_image_set,
235 .image_clr = wndwc37e_image_clr,
236 .blend_set = wndwc37e_blend_set,
237 .update = wndwc37e_update,
238};
239
240int
241wndwc57e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
242 s32 oclass, struct nv50_wndw **pwndw)
243{
244 return wndwc37e_new_(&wndwc57e, drm, type, index, oclass,
245 BIT(index >> 1), pwndw);
246}