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/if0014.h>
30 #include <nvif/pushc37b.h>
31 
32 #include <nvhw/class/clc37e.h>
33 
34 static int
35 wndwc37e_csc_clr(struct nv50_wndw *wndw)
36 {
37 	return 0;
38 }
39 
40 static int
41 wndwc37e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
42 {
43 	struct nvif_push *push = wndw->wndw.push;
44 	int ret;
45 
46 	if ((ret = PUSH_WAIT(push, 13)))
47 		return ret;
48 
49 	PUSH_MTHD(push, NVC37E, SET_CSC_RED2RED, asyw->csc.matrix, 12);
50 	return 0;
51 }
52 
53 static int
54 wndwc37e_ilut_clr(struct nv50_wndw *wndw)
55 {
56 	struct nvif_push *push = wndw->wndw.push;
57 	int ret;
58 
59 	if ((ret = PUSH_WAIT(push, 2)))
60 		return ret;
61 
62 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_INPUT_LUT, 0x00000000);
63 	return 0;
64 }
65 
66 static int
67 wndwc37e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
68 {
69 	struct nvif_push *push = wndw->wndw.push;
70 	int ret;
71 
72 	if ((ret = PUSH_WAIT(push, 4)))
73 		return ret;
74 
75 	PUSH_MTHD(push, NVC37E, SET_CONTROL_INPUT_LUT,
76 		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, OUTPUT_MODE, asyw->xlut.i.output_mode) |
77 		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, RANGE, asyw->xlut.i.range) |
78 		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, SIZE, asyw->xlut.i.size),
79 
80 				SET_OFFSET_INPUT_LUT, asyw->xlut.i.offset >> 8,
81 				SET_CONTEXT_DMA_INPUT_LUT, asyw->xlut.handle);
82 	return 0;
83 }
84 
85 static void
86 wndwc37e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
87 {
88 	asyw->xlut.i.size = size == 1024 ? NVC37E_SET_CONTROL_INPUT_LUT_SIZE_SIZE_1025 :
89 					   NVC37E_SET_CONTROL_INPUT_LUT_SIZE_SIZE_257;
90 	asyw->xlut.i.range = NVC37E_SET_CONTROL_INPUT_LUT_RANGE_UNITY;
91 	asyw->xlut.i.output_mode = NVC37E_SET_CONTROL_INPUT_LUT_OUTPUT_MODE_INTERPOLATE;
92 	asyw->xlut.i.load = head907d_olut_load;
93 }
94 
95 int
96 wndwc37e_blend_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
97 {
98 	struct nvif_push *push = wndw->wndw.push;
99 	int ret;
100 
101 	if ((ret = PUSH_WAIT(push, 8)))
102 		return ret;
103 
104 	PUSH_MTHD(push, NVC37E, SET_COMPOSITION_CONTROL,
105 		  NVDEF(NVC37E, SET_COMPOSITION_CONTROL, COLOR_KEY_SELECT, DISABLE) |
106 		  NVVAL(NVC37E, SET_COMPOSITION_CONTROL, DEPTH, asyw->blend.depth),
107 
108 				SET_COMPOSITION_CONSTANT_ALPHA,
109 		  NVVAL(NVC37E, SET_COMPOSITION_CONSTANT_ALPHA, K1, asyw->blend.k1) |
110 		  NVVAL(NVC37E, SET_COMPOSITION_CONSTANT_ALPHA, K2, 0),
111 
112 				SET_COMPOSITION_FACTOR_SELECT,
113 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, SRC_COLOR_FACTOR_MATCH_SELECT,
114 							       asyw->blend.src_color) |
115 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, SRC_COLOR_FACTOR_NO_MATCH_SELECT,
116 							       asyw->blend.src_color) |
117 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, DST_COLOR_FACTOR_MATCH_SELECT,
118 							       asyw->blend.dst_color) |
119 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, DST_COLOR_FACTOR_NO_MATCH_SELECT,
120 							       asyw->blend.dst_color),
121 
122 				SET_KEY_ALPHA,
123 		  NVVAL(NVC37E, SET_KEY_ALPHA, MIN, 0x0000) |
124 		  NVVAL(NVC37E, SET_KEY_ALPHA, MAX, 0xffff),
125 
126 				SET_KEY_RED_CR,
127 		  NVVAL(NVC37E, SET_KEY_RED_CR, MIN, 0x0000) |
128 		  NVVAL(NVC37E, SET_KEY_RED_CR, MAX, 0xffff),
129 
130 				SET_KEY_GREEN_Y,
131 		  NVVAL(NVC37E, SET_KEY_GREEN_Y, MIN, 0x0000) |
132 		  NVVAL(NVC37E, SET_KEY_GREEN_Y, MAX, 0xffff),
133 
134 				SET_KEY_BLUE_CB,
135 		  NVVAL(NVC37E, SET_KEY_BLUE_CB, MIN, 0x0000) |
136 		  NVVAL(NVC37E, SET_KEY_BLUE_CB, MAX, 0xffff));
137 	return 0;
138 }
139 
140 int
141 wndwc37e_image_clr(struct nv50_wndw *wndw)
142 {
143 	struct nvif_push *push = wndw->wndw.push;
144 	int ret;
145 
146 	if ((ret = PUSH_WAIT(push, 4)))
147 		return ret;
148 
149 	PUSH_MTHD(push, NVC37E, SET_PRESENT_CONTROL,
150 		  NVVAL(NVC37E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, 0) |
151 		  NVDEF(NVC37E, SET_PRESENT_CONTROL, BEGIN_MODE, NON_TEARING));
152 
153 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_ISO(0), 0x00000000);
154 	return 0;
155 }
156 
157 static int
158 wndwc37e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
159 {
160 	struct nvif_push *push = wndw->wndw.push;
161 	int ret;
162 
163 	if ((ret = PUSH_WAIT(push, 17)))
164 		return ret;
165 
166 	PUSH_MTHD(push, NVC37E, SET_PRESENT_CONTROL,
167 		  NVVAL(NVC37E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
168 		  NVVAL(NVC37E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
169 		  NVDEF(NVC37E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
170 
171 	PUSH_MTHD(push, NVC37E, SET_SIZE,
172 		  NVVAL(NVC37E, SET_SIZE, WIDTH, asyw->image.w) |
173 		  NVVAL(NVC37E, SET_SIZE, HEIGHT, asyw->image.h),
174 
175 				SET_STORAGE,
176 		  NVVAL(NVC37E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
177 		  NVVAL(NVC37E, SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
178 
179 				SET_PARAMS,
180 		  NVVAL(NVC37E, SET_PARAMS, FORMAT, asyw->image.format) |
181 		  NVVAL(NVC37E, SET_PARAMS, COLOR_SPACE, asyw->image.colorspace) |
182 		  NVDEF(NVC37E, SET_PARAMS, INPUT_RANGE, BYPASS) |
183 		  NVDEF(NVC37E, SET_PARAMS, UNDERREPLICATE, DISABLE) |
184 		  NVDEF(NVC37E, SET_PARAMS, DE_GAMMA, NONE) |
185 		  NVVAL(NVC37E, SET_PARAMS, CSC, asyw->csc.valid) |
186 		  NVDEF(NVC37E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
187 		  NVDEF(NVC37E, SET_PARAMS, SWAP_UV, DISABLE),
188 
189 				SET_PLANAR_STORAGE(0),
190 		  NVVAL(NVC37E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
191 		  NVVAL(NVC37E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
192 
193 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_ISO(0), asyw->image.handle, 1);
194 	PUSH_MTHD(push, NVC37E, SET_OFFSET(0), asyw->image.offset[0] >> 8);
195 
196 	PUSH_MTHD(push, NVC37E, SET_POINT_IN(0),
197 		  NVVAL(NVC37E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
198 		  NVVAL(NVC37E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
199 
200 	PUSH_MTHD(push, NVC37E, SET_SIZE_IN,
201 		  NVVAL(NVC37E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
202 		  NVVAL(NVC37E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
203 
204 	PUSH_MTHD(push, NVC37E, SET_SIZE_OUT,
205 		  NVVAL(NVC37E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
206 		  NVVAL(NVC37E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
207 	return 0;
208 }
209 
210 int
211 wndwc37e_ntfy_clr(struct nv50_wndw *wndw)
212 {
213 	struct nvif_push *push = wndw->wndw.push;
214 	int ret;
215 
216 	if ((ret = PUSH_WAIT(push, 2)))
217 		return ret;
218 
219 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_NOTIFIER, 0x00000000);
220 	return 0;
221 }
222 
223 int
224 wndwc37e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
225 {
226 	struct nvif_push *push = wndw->wndw.push;
227 	int ret;
228 
229 	if ((ret = PUSH_WAIT(push, 3)))
230 		return ret;
231 
232 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_NOTIFIER, asyw->ntfy.handle,
233 
234 				SET_NOTIFIER_CONTROL,
235 		  NVVAL(NVC37E, SET_NOTIFIER_CONTROL, MODE, asyw->ntfy.awaken) |
236 		  NVVAL(NVC37E, SET_NOTIFIER_CONTROL, OFFSET, asyw->ntfy.offset >> 4));
237 	return 0;
238 }
239 
240 int
241 wndwc37e_sema_clr(struct nv50_wndw *wndw)
242 {
243 	struct nvif_push *push = wndw->wndw.push;
244 	int ret;
245 
246 	if ((ret = PUSH_WAIT(push, 2)))
247 		return ret;
248 
249 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_SEMAPHORE, 0x00000000);
250 	return 0;
251 }
252 
253 int
254 wndwc37e_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
255 {
256 	struct nvif_push *push = wndw->wndw.push;
257 	int ret;
258 
259 	if ((ret = PUSH_WAIT(push, 5)))
260 		return ret;
261 
262 	PUSH_MTHD(push, NVC37E, SET_SEMAPHORE_CONTROL, asyw->sema.offset,
263 				SET_SEMAPHORE_ACQUIRE, asyw->sema.acquire,
264 				SET_SEMAPHORE_RELEASE, asyw->sema.release,
265 				SET_CONTEXT_DMA_SEMAPHORE, asyw->sema.handle);
266 	return 0;
267 }
268 
269 int
270 wndwc37e_update(struct nv50_wndw *wndw, u32 *interlock)
271 {
272 	struct nvif_push *push = wndw->wndw.push;
273 	int ret;
274 
275 	if ((ret = PUSH_WAIT(push, 5)))
276 		return ret;
277 
278 	PUSH_MTHD(push, NVC37E, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS] << 1 |
279 						     interlock[NV50_DISP_INTERLOCK_CORE],
280 				SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);
281 
282 	PUSH_MTHD(push, NVC37E, UPDATE, 0x00000001 |
283 		  NVVAL(NVC37E, UPDATE, INTERLOCK_WITH_WIN_IMM,
284 			  !!(interlock[NV50_DISP_INTERLOCK_WIMM] & wndw->interlock.data)));
285 
286 	return PUSH_KICK(push);
287 }
288 
289 void
290 wndwc37e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
291 		 struct nv50_head_atom *asyh)
292 {
293 }
294 
295 int
296 wndwc37e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
297 		 struct nv50_head_atom *asyh)
298 {
299 	return drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
300 						   DRM_PLANE_HELPER_NO_SCALING,
301 						   DRM_PLANE_HELPER_NO_SCALING,
302 						   true, true);
303 }
304 
305 static const u32
306 wndwc37e_format[] = {
307 	DRM_FORMAT_C8,
308 	DRM_FORMAT_YUYV,
309 	DRM_FORMAT_UYVY,
310 	DRM_FORMAT_XRGB8888,
311 	DRM_FORMAT_ARGB8888,
312 	DRM_FORMAT_RGB565,
313 	DRM_FORMAT_XRGB1555,
314 	DRM_FORMAT_ARGB1555,
315 	DRM_FORMAT_XBGR2101010,
316 	DRM_FORMAT_ABGR2101010,
317 	DRM_FORMAT_XBGR8888,
318 	DRM_FORMAT_ABGR8888,
319 	DRM_FORMAT_XRGB2101010,
320 	DRM_FORMAT_ARGB2101010,
321 	DRM_FORMAT_XBGR16161616F,
322 	DRM_FORMAT_ABGR16161616F,
323 	0
324 };
325 
326 static const struct nv50_wndw_func
327 wndwc37e = {
328 	.acquire = wndwc37e_acquire,
329 	.release = wndwc37e_release,
330 	.sema_set = wndwc37e_sema_set,
331 	.sema_clr = wndwc37e_sema_clr,
332 	.ntfy_set = wndwc37e_ntfy_set,
333 	.ntfy_clr = wndwc37e_ntfy_clr,
334 	.ntfy_reset = corec37d_ntfy_init,
335 	.ntfy_wait_begun = base507c_ntfy_wait_begun,
336 	.ilut = wndwc37e_ilut,
337 	.ilut_size = 1024,
338 	.xlut_set = wndwc37e_ilut_set,
339 	.xlut_clr = wndwc37e_ilut_clr,
340 	.csc = base907c_csc,
341 	.csc_set = wndwc37e_csc_set,
342 	.csc_clr = wndwc37e_csc_clr,
343 	.image_set = wndwc37e_image_set,
344 	.image_clr = wndwc37e_image_clr,
345 	.blend_set = wndwc37e_blend_set,
346 	.update = wndwc37e_update,
347 };
348 
349 int
350 wndwc37e_new_(const struct nv50_wndw_func *func, struct nouveau_drm *drm,
351 	      enum drm_plane_type type, int index, s32 oclass, u32 heads,
352 	      struct nv50_wndw **pwndw)
353 {
354 	struct nvif_disp_chan_v0 args = {
355 		.id = index,
356 	};
357 	struct nv50_disp *disp = nv50_disp(drm->dev);
358 	struct nv50_wndw *wndw;
359 	int ret;
360 
361 	ret = nv50_wndw_new_(func, drm->dev, type, "wndw", index,
362 			     wndwc37e_format, heads, NV50_DISP_INTERLOCK_WNDW,
363 			     BIT(index), &wndw);
364 	if (*pwndw = wndw, ret)
365 		return ret;
366 
367 	ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
368 			       &oclass, 0, &args, sizeof(args),
369 			       disp->sync->offset, &wndw->wndw);
370 	if (ret) {
371 		NV_ERROR(drm, "qndw%04x allocation failed: %d\n", oclass, ret);
372 		return ret;
373 	}
374 
375 	wndw->ntfy = NV50_DISP_WNDW_NTFY(wndw->id);
376 	wndw->sema = NV50_DISP_WNDW_SEM0(wndw->id);
377 	wndw->data = 0x00000000;
378 	return 0;
379 }
380 
381 int
382 wndwc37e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
383 	     s32 oclass, struct nv50_wndw **pwndw)
384 {
385 	return wndwc37e_new_(&wndwc37e, drm, type, index, oclass,
386 			     BIT(index >> 1), pwndw);
387 }
388