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 <nouveau_bo.h>
27 
28 #include <nvif/if0014.h>
29 #include <nvif/pushc37b.h>
30 
31 #include <nvhw/class/clc37e.h>
32 
33 static int
wndwc37e_csc_clr(struct nv50_wndw * wndw)34 wndwc37e_csc_clr(struct nv50_wndw *wndw)
35 {
36 	return 0;
37 }
38 
39 static int
wndwc37e_csc_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)40 wndwc37e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
41 {
42 	struct nvif_push *push = &wndw->wndw.push;
43 	int ret;
44 
45 	if ((ret = PUSH_WAIT(push, 13)))
46 		return ret;
47 
48 	PUSH_MTHD(push, NVC37E, SET_CSC_RED2RED, asyw->csc.matrix, 12);
49 	return 0;
50 }
51 
52 static int
wndwc37e_ilut_clr(struct nv50_wndw * wndw)53 wndwc37e_ilut_clr(struct nv50_wndw *wndw)
54 {
55 	struct nvif_push *push = &wndw->wndw.push;
56 	int ret;
57 
58 	if ((ret = PUSH_WAIT(push, 2)))
59 		return ret;
60 
61 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_INPUT_LUT, 0x00000000);
62 	return 0;
63 }
64 
65 static int
wndwc37e_ilut_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)66 wndwc37e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
67 {
68 	struct nvif_push *push = &wndw->wndw.push;
69 	int ret;
70 
71 	if ((ret = PUSH_WAIT(push, 4)))
72 		return ret;
73 
74 	PUSH_MTHD(push, NVC37E, SET_CONTROL_INPUT_LUT,
75 		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, OUTPUT_MODE, asyw->xlut.i.output_mode) |
76 		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, RANGE, asyw->xlut.i.range) |
77 		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, SIZE, asyw->xlut.i.size),
78 
79 				SET_OFFSET_INPUT_LUT, asyw->xlut.i.offset >> 8,
80 				SET_CONTEXT_DMA_INPUT_LUT, asyw->xlut.handle);
81 	return 0;
82 }
83 
84 static void
wndwc37e_ilut(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,int size)85 wndwc37e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
86 {
87 	asyw->xlut.i.size = size == 1024 ? NVC37E_SET_CONTROL_INPUT_LUT_SIZE_SIZE_1025 :
88 					   NVC37E_SET_CONTROL_INPUT_LUT_SIZE_SIZE_257;
89 	asyw->xlut.i.range = NVC37E_SET_CONTROL_INPUT_LUT_RANGE_UNITY;
90 	asyw->xlut.i.output_mode = NVC37E_SET_CONTROL_INPUT_LUT_OUTPUT_MODE_INTERPOLATE;
91 	asyw->xlut.i.load = head907d_olut_load;
92 }
93 
94 int
wndwc37e_blend_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)95 wndwc37e_blend_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
96 {
97 	struct nvif_push *push = &wndw->wndw.push;
98 	int ret;
99 
100 	if ((ret = PUSH_WAIT(push, 8)))
101 		return ret;
102 
103 	PUSH_MTHD(push, NVC37E, SET_COMPOSITION_CONTROL,
104 		  NVDEF(NVC37E, SET_COMPOSITION_CONTROL, COLOR_KEY_SELECT, DISABLE) |
105 		  NVVAL(NVC37E, SET_COMPOSITION_CONTROL, DEPTH, asyw->blend.depth),
106 
107 				SET_COMPOSITION_CONSTANT_ALPHA,
108 		  NVVAL(NVC37E, SET_COMPOSITION_CONSTANT_ALPHA, K1, asyw->blend.k1) |
109 		  NVVAL(NVC37E, SET_COMPOSITION_CONSTANT_ALPHA, K2, 0),
110 
111 				SET_COMPOSITION_FACTOR_SELECT,
112 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, SRC_COLOR_FACTOR_MATCH_SELECT,
113 							       asyw->blend.src_color) |
114 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, SRC_COLOR_FACTOR_NO_MATCH_SELECT,
115 							       asyw->blend.src_color) |
116 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, DST_COLOR_FACTOR_MATCH_SELECT,
117 							       asyw->blend.dst_color) |
118 		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, DST_COLOR_FACTOR_NO_MATCH_SELECT,
119 							       asyw->blend.dst_color),
120 
121 				SET_KEY_ALPHA,
122 		  NVVAL(NVC37E, SET_KEY_ALPHA, MIN, 0x0000) |
123 		  NVVAL(NVC37E, SET_KEY_ALPHA, MAX, 0xffff),
124 
125 				SET_KEY_RED_CR,
126 		  NVVAL(NVC37E, SET_KEY_RED_CR, MIN, 0x0000) |
127 		  NVVAL(NVC37E, SET_KEY_RED_CR, MAX, 0xffff),
128 
129 				SET_KEY_GREEN_Y,
130 		  NVVAL(NVC37E, SET_KEY_GREEN_Y, MIN, 0x0000) |
131 		  NVVAL(NVC37E, SET_KEY_GREEN_Y, MAX, 0xffff),
132 
133 				SET_KEY_BLUE_CB,
134 		  NVVAL(NVC37E, SET_KEY_BLUE_CB, MIN, 0x0000) |
135 		  NVVAL(NVC37E, SET_KEY_BLUE_CB, MAX, 0xffff));
136 	return 0;
137 }
138 
139 int
wndwc37e_image_clr(struct nv50_wndw * wndw)140 wndwc37e_image_clr(struct nv50_wndw *wndw)
141 {
142 	struct nvif_push *push = &wndw->wndw.push;
143 	int ret;
144 
145 	if ((ret = PUSH_WAIT(push, 4)))
146 		return ret;
147 
148 	PUSH_MTHD(push, NVC37E, SET_PRESENT_CONTROL,
149 		  NVVAL(NVC37E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, 0) |
150 		  NVDEF(NVC37E, SET_PRESENT_CONTROL, BEGIN_MODE, NON_TEARING));
151 
152 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_ISO(0), 0x00000000);
153 	return 0;
154 }
155 
156 static int
wndwc37e_image_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)157 wndwc37e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
158 {
159 	struct nvif_push *push = &wndw->wndw.push;
160 	int ret;
161 
162 	if ((ret = PUSH_WAIT(push, 17)))
163 		return ret;
164 
165 	PUSH_MTHD(push, NVC37E, SET_PRESENT_CONTROL,
166 		  NVVAL(NVC37E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
167 		  NVVAL(NVC37E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
168 		  NVDEF(NVC37E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
169 
170 	PUSH_MTHD(push, NVC37E, SET_SIZE,
171 		  NVVAL(NVC37E, SET_SIZE, WIDTH, asyw->image.w) |
172 		  NVVAL(NVC37E, SET_SIZE, HEIGHT, asyw->image.h),
173 
174 				SET_STORAGE,
175 		  NVVAL(NVC37E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
176 		  NVVAL(NVC37E, SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
177 
178 				SET_PARAMS,
179 		  NVVAL(NVC37E, SET_PARAMS, FORMAT, asyw->image.format) |
180 		  NVVAL(NVC37E, SET_PARAMS, COLOR_SPACE, asyw->image.colorspace) |
181 		  NVDEF(NVC37E, SET_PARAMS, INPUT_RANGE, BYPASS) |
182 		  NVDEF(NVC37E, SET_PARAMS, UNDERREPLICATE, DISABLE) |
183 		  NVDEF(NVC37E, SET_PARAMS, DE_GAMMA, NONE) |
184 		  NVVAL(NVC37E, SET_PARAMS, CSC, asyw->csc.valid) |
185 		  NVDEF(NVC37E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
186 		  NVDEF(NVC37E, SET_PARAMS, SWAP_UV, DISABLE),
187 
188 				SET_PLANAR_STORAGE(0),
189 		  NVVAL(NVC37E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
190 		  NVVAL(NVC37E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
191 
192 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_ISO(0), asyw->image.handle, 1);
193 	PUSH_MTHD(push, NVC37E, SET_OFFSET(0), asyw->image.offset[0] >> 8);
194 
195 	PUSH_MTHD(push, NVC37E, SET_POINT_IN(0),
196 		  NVVAL(NVC37E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
197 		  NVVAL(NVC37E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
198 
199 	PUSH_MTHD(push, NVC37E, SET_SIZE_IN,
200 		  NVVAL(NVC37E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
201 		  NVVAL(NVC37E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
202 
203 	PUSH_MTHD(push, NVC37E, SET_SIZE_OUT,
204 		  NVVAL(NVC37E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
205 		  NVVAL(NVC37E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
206 	return 0;
207 }
208 
209 int
wndwc37e_ntfy_clr(struct nv50_wndw * wndw)210 wndwc37e_ntfy_clr(struct nv50_wndw *wndw)
211 {
212 	struct nvif_push *push = &wndw->wndw.push;
213 	int ret;
214 
215 	if ((ret = PUSH_WAIT(push, 2)))
216 		return ret;
217 
218 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_NOTIFIER, 0x00000000);
219 	return 0;
220 }
221 
222 int
wndwc37e_ntfy_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)223 wndwc37e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
224 {
225 	struct nvif_push *push = &wndw->wndw.push;
226 	int ret;
227 
228 	if ((ret = PUSH_WAIT(push, 3)))
229 		return ret;
230 
231 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_NOTIFIER, asyw->ntfy.handle,
232 
233 				SET_NOTIFIER_CONTROL,
234 		  NVVAL(NVC37E, SET_NOTIFIER_CONTROL, MODE, asyw->ntfy.awaken) |
235 		  NVVAL(NVC37E, SET_NOTIFIER_CONTROL, OFFSET, asyw->ntfy.offset >> 4));
236 	return 0;
237 }
238 
239 int
wndwc37e_sema_clr(struct nv50_wndw * wndw)240 wndwc37e_sema_clr(struct nv50_wndw *wndw)
241 {
242 	struct nvif_push *push = &wndw->wndw.push;
243 	int ret;
244 
245 	if ((ret = PUSH_WAIT(push, 2)))
246 		return ret;
247 
248 	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_SEMAPHORE, 0x00000000);
249 	return 0;
250 }
251 
252 int
wndwc37e_sema_set(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw)253 wndwc37e_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
254 {
255 	struct nvif_push *push = &wndw->wndw.push;
256 	int ret;
257 
258 	if ((ret = PUSH_WAIT(push, 5)))
259 		return ret;
260 
261 	PUSH_MTHD(push, NVC37E, SET_SEMAPHORE_CONTROL, asyw->sema.offset,
262 				SET_SEMAPHORE_ACQUIRE, asyw->sema.acquire,
263 				SET_SEMAPHORE_RELEASE, asyw->sema.release,
264 				SET_CONTEXT_DMA_SEMAPHORE, asyw->sema.handle);
265 	return 0;
266 }
267 
268 int
wndwc37e_update(struct nv50_wndw * wndw,u32 * interlock)269 wndwc37e_update(struct nv50_wndw *wndw, u32 *interlock)
270 {
271 	struct nvif_push *push = &wndw->wndw.push;
272 	int ret;
273 
274 	if ((ret = PUSH_WAIT(push, 5)))
275 		return ret;
276 
277 	PUSH_MTHD(push, NVC37E, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS] << 1 |
278 						     interlock[NV50_DISP_INTERLOCK_CORE],
279 				SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);
280 
281 	PUSH_MTHD(push, NVC37E, UPDATE, 0x00000001 |
282 		  NVVAL(NVC37E, UPDATE, INTERLOCK_WITH_WIN_IMM,
283 			  !!(interlock[NV50_DISP_INTERLOCK_WIMM] & wndw->interlock.data)));
284 
285 	return PUSH_KICK(push);
286 }
287 
288 void
wndwc37e_release(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)289 wndwc37e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
290 		 struct nv50_head_atom *asyh)
291 {
292 }
293 
294 int
wndwc37e_acquire(struct nv50_wndw * wndw,struct nv50_wndw_atom * asyw,struct nv50_head_atom * asyh)295 wndwc37e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
296 		 struct nv50_head_atom *asyh)
297 {
298 	return drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
299 						   DRM_PLANE_NO_SCALING,
300 						   DRM_PLANE_NO_SCALING,
301 						   true, true);
302 }
303 
304 static const u32
305 wndwc37e_format[] = {
306 	DRM_FORMAT_C8,
307 	DRM_FORMAT_YUYV,
308 	DRM_FORMAT_UYVY,
309 	DRM_FORMAT_XRGB8888,
310 	DRM_FORMAT_ARGB8888,
311 	DRM_FORMAT_RGB565,
312 	DRM_FORMAT_XRGB1555,
313 	DRM_FORMAT_ARGB1555,
314 	DRM_FORMAT_XBGR2101010,
315 	DRM_FORMAT_ABGR2101010,
316 	DRM_FORMAT_XBGR8888,
317 	DRM_FORMAT_ABGR8888,
318 	DRM_FORMAT_XRGB2101010,
319 	DRM_FORMAT_ARGB2101010,
320 	DRM_FORMAT_XBGR16161616F,
321 	DRM_FORMAT_ABGR16161616F,
322 	0
323 };
324 
325 static const struct nv50_wndw_func
326 wndwc37e = {
327 	.acquire = wndwc37e_acquire,
328 	.release = wndwc37e_release,
329 	.sema_set = wndwc37e_sema_set,
330 	.sema_clr = wndwc37e_sema_clr,
331 	.ntfy_set = wndwc37e_ntfy_set,
332 	.ntfy_clr = wndwc37e_ntfy_clr,
333 	.ntfy_reset = corec37d_ntfy_init,
334 	.ntfy_wait_begun = base507c_ntfy_wait_begun,
335 	.ilut = wndwc37e_ilut,
336 	.ilut_size = 1024,
337 	.xlut_set = wndwc37e_ilut_set,
338 	.xlut_clr = wndwc37e_ilut_clr,
339 	.csc = base907c_csc,
340 	.csc_set = wndwc37e_csc_set,
341 	.csc_clr = wndwc37e_csc_clr,
342 	.image_set = wndwc37e_image_set,
343 	.image_clr = wndwc37e_image_clr,
344 	.blend_set = wndwc37e_blend_set,
345 	.update = wndwc37e_update,
346 };
347 
348 int
wndwc37e_new_(const struct nv50_wndw_func * func,struct nouveau_drm * drm,enum drm_plane_type type,int index,s32 oclass,u32 heads,struct nv50_wndw ** pwndw)349 wndwc37e_new_(const struct nv50_wndw_func *func, struct nouveau_drm *drm,
350 	      enum drm_plane_type type, int index, s32 oclass, u32 heads,
351 	      struct nv50_wndw **pwndw)
352 {
353 	struct nvif_disp_chan_v0 args = {
354 		.id = index,
355 	};
356 	struct nv50_disp *disp = nv50_disp(drm->dev);
357 	struct nv50_wndw *wndw;
358 	int ret;
359 
360 	ret = nv50_wndw_new_(func, drm->dev, type, "wndw", index,
361 			     wndwc37e_format, heads, NV50_DISP_INTERLOCK_WNDW,
362 			     BIT(index), &wndw);
363 	if (*pwndw = wndw, ret)
364 		return ret;
365 
366 	ret = nv50_dmac_create(drm,
367 			       &oclass, 0, &args, sizeof(args),
368 			       disp->sync->offset, &wndw->wndw);
369 	if (ret) {
370 		NV_ERROR(drm, "qndw%04x allocation failed: %d\n", oclass, ret);
371 		return ret;
372 	}
373 
374 	wndw->ntfy = NV50_DISP_WNDW_NTFY(wndw->id);
375 	wndw->sema = NV50_DISP_WNDW_SEM0(wndw->id);
376 	wndw->data = 0x00000000;
377 	return 0;
378 }
379 
380 int
wndwc37e_new(struct nouveau_drm * drm,enum drm_plane_type type,int index,s32 oclass,struct nv50_wndw ** pwndw)381 wndwc37e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
382 	     s32 oclass, struct nv50_wndw **pwndw)
383 {
384 	return wndwc37e_new_(&wndwc37e, drm, type, index, oclass,
385 			     BIT(index >> 1), pwndw);
386 }
387