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1/*
2 * Copyright (C) 2009 Francisco Jerez.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 */
26
27#include "drmP.h"
28#include "drm_crtc_helper.h"
29#include "nouveau_drv.h"
30#include "nouveau_encoder.h"
31#include "nouveau_connector.h"
32#include "nouveau_crtc.h"
33#include "nouveau_hw.h"
34#include "nv17_tv.h"
35
36static uint32_t nv42_tv_sample_load(struct drm_encoder *encoder)
37{
38	struct drm_device *dev = encoder->dev;
39	struct drm_nouveau_private *dev_priv = dev->dev_private;
40	struct nouveau_gpio_engine *gpio = &dev_priv->engine.gpio;
41	uint32_t testval, regoffset = nv04_dac_output_offset(encoder);
42	uint32_t gpio0, gpio1, fp_htotal, fp_hsync_start, fp_hsync_end,
43		fp_control, test_ctrl, dacclk, ctv_14, ctv_1c, ctv_6c;
44	uint32_t sample = 0;
45	int head;
46
47#define RGB_TEST_DATA(r, g, b) (r << 0 | g << 10 | b << 20)
48	testval = RGB_TEST_DATA(0x82, 0xeb, 0x82);
49	if (dev_priv->vbios.tvdactestval)
50		testval = dev_priv->vbios.tvdactestval;
51
52	dacclk = NVReadRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset);
53	head = (dacclk & 0x100) >> 8;
54
55	/* Save the previous state. */
56	gpio1 = gpio->get(dev, DCB_GPIO_TVDAC1);
57	gpio0 = gpio->get(dev, DCB_GPIO_TVDAC0);
58	fp_htotal = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL);
59	fp_hsync_start = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START);
60	fp_hsync_end = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END);
61	fp_control = NVReadRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL);
62	test_ctrl = NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset);
63	ctv_1c = NVReadRAMDAC(dev, head, 0x680c1c);
64	ctv_14 = NVReadRAMDAC(dev, head, 0x680c14);
65	ctv_6c = NVReadRAMDAC(dev, head, 0x680c6c);
66
67	/* Prepare the DAC for load detection.  */
68	gpio->set(dev, DCB_GPIO_TVDAC1, true);
69	gpio->set(dev, DCB_GPIO_TVDAC0, true);
70
71	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, 1343);
72	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, 1047);
73	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, 1183);
74	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL,
75		      NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS |
76		      NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12 |
77		      NV_PRAMDAC_FP_TG_CONTROL_READ_PROG |
78		      NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS |
79		      NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS);
80
81	NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, 0);
82
83	NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset,
84		      (dacclk & ~0xff) | 0x22);
85	msleep(1);
86	NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset,
87		      (dacclk & ~0xff) | 0x21);
88
89	NVWriteRAMDAC(dev, head, 0x680c1c, 1 << 20);
90	NVWriteRAMDAC(dev, head, 0x680c14, 4 << 16);
91
92	/* Sample pin 0x4 (usually S-video luma). */
93	NVWriteRAMDAC(dev, head, 0x680c6c, testval >> 10 & 0x3ff);
94	msleep(20);
95	sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset)
96		& 0x4 << 28;
97
98	/* Sample the remaining pins. */
99	NVWriteRAMDAC(dev, head, 0x680c6c, testval & 0x3ff);
100	msleep(20);
101	sample |= NVReadRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset)
102		& 0xa << 28;
103
104	/* Restore the previous state. */
105	NVWriteRAMDAC(dev, head, 0x680c1c, ctv_1c);
106	NVWriteRAMDAC(dev, head, 0x680c14, ctv_14);
107	NVWriteRAMDAC(dev, head, 0x680c6c, ctv_6c);
108	NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK + regoffset, dacclk);
109	NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL + regoffset, test_ctrl);
110	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_TG_CONTROL, fp_control);
111	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_END, fp_hsync_end);
112	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HSYNC_START, fp_hsync_start);
113	NVWriteRAMDAC(dev, head, NV_PRAMDAC_FP_HTOTAL, fp_htotal);
114	gpio->set(dev, DCB_GPIO_TVDAC1, gpio1);
115	gpio->set(dev, DCB_GPIO_TVDAC0, gpio0);
116
117	return sample;
118}
119
120static bool
121get_tv_detect_quirks(struct drm_device *dev, uint32_t *pin_mask)
122{
123	/* Zotac FX5200 */
124	if (nv_match_device(dev, 0x0322, 0x19da, 0x1035) ||
125	    nv_match_device(dev, 0x0322, 0x19da, 0x2035)) {
126		*pin_mask = 0xc;
127		return false;
128	}
129
130	/* MSI nForce2 IGP */
131	if (nv_match_device(dev, 0x01f0, 0x1462, 0x5710)) {
132		*pin_mask = 0xc;
133		return false;
134	}
135
136	return true;
137}
138
139static enum drm_connector_status
140nv17_tv_detect(struct drm_encoder *encoder, struct drm_connector *connector)
141{
142	struct drm_device *dev = encoder->dev;
143	struct drm_nouveau_private *dev_priv = dev->dev_private;
144	struct drm_mode_config *conf = &dev->mode_config;
145	struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
146	struct dcb_entry *dcb = tv_enc->base.dcb;
147	bool reliable = get_tv_detect_quirks(dev, &tv_enc->pin_mask);
148
149	if (nv04_dac_in_use(encoder))
150		return connector_status_disconnected;
151
152	if (reliable) {
153		if (dev_priv->chipset == 0x42 ||
154		    dev_priv->chipset == 0x43)
155			tv_enc->pin_mask =
156				nv42_tv_sample_load(encoder) >> 28 & 0xe;
157		else
158			tv_enc->pin_mask =
159				nv17_dac_sample_load(encoder) >> 28 & 0xe;
160	}
161
162	switch (tv_enc->pin_mask) {
163	case 0x2:
164	case 0x4:
165		tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Composite;
166		break;
167	case 0xc:
168		tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SVIDEO;
169		break;
170	case 0xe:
171		if (dcb->tvconf.has_component_output)
172			tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Component;
173		else
174			tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_SCART;
175		break;
176	default:
177		tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Unknown;
178		break;
179	}
180
181	drm_connector_property_set_value(connector,
182					 conf->tv_subconnector_property,
183					 tv_enc->subconnector);
184
185	if (!reliable) {
186		return connector_status_unknown;
187	} else if (tv_enc->subconnector) {
188		NV_INFO(dev, "Load detected on output %c\n",
189			'@' + ffs(dcb->or));
190		return connector_status_connected;
191	} else {
192		return connector_status_disconnected;
193	}
194}
195
196static const struct {
197	int hdisplay;
198	int vdisplay;
199} modes[] = {
200	{ 640, 400 },
201	{ 640, 480 },
202	{ 720, 480 },
203	{ 720, 576 },
204	{ 800, 600 },
205	{ 1024, 768 },
206	{ 1280, 720 },
207	{ 1280, 1024 },
208	{ 1920, 1080 }
209};
210
211static int nv17_tv_get_modes(struct drm_encoder *encoder,
212			     struct drm_connector *connector)
213{
214	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
215	struct drm_display_mode *mode;
216	struct drm_display_mode *output_mode;
217	int n = 0;
218	int i;
219
220	if (tv_norm->kind != CTV_ENC_MODE) {
221		struct drm_display_mode *tv_mode;
222
223		for (tv_mode = nv17_tv_modes; tv_mode->hdisplay; tv_mode++) {
224			mode = drm_mode_duplicate(encoder->dev, tv_mode);
225
226			mode->clock = tv_norm->tv_enc_mode.vrefresh *
227						mode->htotal / 1000 *
228						mode->vtotal / 1000;
229
230			if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
231				mode->clock *= 2;
232
233			if (mode->hdisplay == tv_norm->tv_enc_mode.hdisplay &&
234			    mode->vdisplay == tv_norm->tv_enc_mode.vdisplay)
235				mode->type |= DRM_MODE_TYPE_PREFERRED;
236
237			drm_mode_probed_add(connector, mode);
238			n++;
239		}
240		return n;
241	}
242
243	/* tv_norm->kind == CTV_ENC_MODE */
244	output_mode = &tv_norm->ctv_enc_mode.mode;
245	for (i = 0; i < ARRAY_SIZE(modes); i++) {
246		if (modes[i].hdisplay > output_mode->hdisplay ||
247		    modes[i].vdisplay > output_mode->vdisplay)
248			continue;
249
250		if (modes[i].hdisplay == output_mode->hdisplay &&
251		    modes[i].vdisplay == output_mode->vdisplay) {
252			mode = drm_mode_duplicate(encoder->dev, output_mode);
253			mode->type |= DRM_MODE_TYPE_PREFERRED;
254		} else {
255			mode = drm_cvt_mode(encoder->dev, modes[i].hdisplay,
256				modes[i].vdisplay, 60, false,
257				output_mode->flags & DRM_MODE_FLAG_INTERLACE,
258				false);
259		}
260
261		/* CVT modes are sometimes unsuitable... */
262		if (output_mode->hdisplay <= 720
263		    || output_mode->hdisplay >= 1920) {
264			mode->htotal = output_mode->htotal;
265			mode->hsync_start = (mode->hdisplay + (mode->htotal
266					     - mode->hdisplay) * 9 / 10) & ~7;
267			mode->hsync_end = mode->hsync_start + 8;
268		}
269		if (output_mode->vdisplay >= 1024) {
270			mode->vtotal = output_mode->vtotal;
271			mode->vsync_start = output_mode->vsync_start;
272			mode->vsync_end = output_mode->vsync_end;
273		}
274
275		mode->type |= DRM_MODE_TYPE_DRIVER;
276		drm_mode_probed_add(connector, mode);
277		n++;
278	}
279	return n;
280}
281
282static int nv17_tv_mode_valid(struct drm_encoder *encoder,
283			      struct drm_display_mode *mode)
284{
285	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
286
287	if (tv_norm->kind == CTV_ENC_MODE) {
288		struct drm_display_mode *output_mode =
289						&tv_norm->ctv_enc_mode.mode;
290
291		if (mode->clock > 400000)
292			return MODE_CLOCK_HIGH;
293
294		if (mode->hdisplay > output_mode->hdisplay ||
295		    mode->vdisplay > output_mode->vdisplay)
296			return MODE_BAD;
297
298		if ((mode->flags & DRM_MODE_FLAG_INTERLACE) !=
299		    (output_mode->flags & DRM_MODE_FLAG_INTERLACE))
300			return MODE_NO_INTERLACE;
301
302		if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
303			return MODE_NO_DBLESCAN;
304
305	} else {
306		const int vsync_tolerance = 600;
307
308		if (mode->clock > 70000)
309			return MODE_CLOCK_HIGH;
310
311		if (abs(drm_mode_vrefresh(mode) * 1000 -
312			tv_norm->tv_enc_mode.vrefresh) > vsync_tolerance)
313			return MODE_VSYNC;
314
315		/* The encoder takes care of the actual interlacing */
316		if (mode->flags & DRM_MODE_FLAG_INTERLACE)
317			return MODE_NO_INTERLACE;
318	}
319
320	return MODE_OK;
321}
322
323static bool nv17_tv_mode_fixup(struct drm_encoder *encoder,
324			       struct drm_display_mode *mode,
325			       struct drm_display_mode *adjusted_mode)
326{
327	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
328
329	if (nv04_dac_in_use(encoder))
330		return false;
331
332	if (tv_norm->kind == CTV_ENC_MODE)
333		adjusted_mode->clock = tv_norm->ctv_enc_mode.mode.clock;
334	else
335		adjusted_mode->clock = 90000;
336
337	return true;
338}
339
340static void  nv17_tv_dpms(struct drm_encoder *encoder, int mode)
341{
342	struct drm_device *dev = encoder->dev;
343	struct drm_nouveau_private *dev_priv = dev->dev_private;
344	struct nouveau_gpio_engine *gpio = &dev_priv->engine.gpio;
345	struct nv17_tv_state *regs = &to_tv_enc(encoder)->state;
346	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
347
348	if (nouveau_encoder(encoder)->last_dpms == mode)
349		return;
350	nouveau_encoder(encoder)->last_dpms = mode;
351
352	NV_INFO(dev, "Setting dpms mode %d on TV encoder (output %d)\n",
353		 mode, nouveau_encoder(encoder)->dcb->index);
354
355	regs->ptv_200 &= ~1;
356
357	if (tv_norm->kind == CTV_ENC_MODE) {
358		nv04_dfp_update_fp_control(encoder, mode);
359
360	} else {
361		nv04_dfp_update_fp_control(encoder, DRM_MODE_DPMS_OFF);
362
363		if (mode == DRM_MODE_DPMS_ON)
364			regs->ptv_200 |= 1;
365	}
366
367	nv_load_ptv(dev, regs, 200);
368
369	gpio->set(dev, DCB_GPIO_TVDAC1, mode == DRM_MODE_DPMS_ON);
370	gpio->set(dev, DCB_GPIO_TVDAC0, mode == DRM_MODE_DPMS_ON);
371
372	nv04_dac_update_dacclk(encoder, mode == DRM_MODE_DPMS_ON);
373}
374
375static void nv17_tv_prepare(struct drm_encoder *encoder)
376{
377	struct drm_device *dev = encoder->dev;
378	struct drm_nouveau_private *dev_priv = dev->dev_private;
379	struct drm_encoder_helper_funcs *helper = encoder->helper_private;
380	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
381	int head = nouveau_crtc(encoder->crtc)->index;
382	uint8_t *cr_lcd = &dev_priv->mode_reg.crtc_reg[head].CRTC[
383							NV_CIO_CRE_LCD__INDEX];
384	uint32_t dacclk_off = NV_PRAMDAC_DACCLK +
385					nv04_dac_output_offset(encoder);
386	uint32_t dacclk;
387
388	helper->dpms(encoder, DRM_MODE_DPMS_OFF);
389
390	nv04_dfp_disable(dev, head);
391
392	/* Unbind any FP encoders from this head if we need the FP
393	 * stuff enabled. */
394	if (tv_norm->kind == CTV_ENC_MODE) {
395		struct drm_encoder *enc;
396
397		list_for_each_entry(enc, &dev->mode_config.encoder_list, head) {
398			struct dcb_entry *dcb = nouveau_encoder(enc)->dcb;
399
400			if ((dcb->type == OUTPUT_TMDS ||
401			     dcb->type == OUTPUT_LVDS) &&
402			     !enc->crtc &&
403			     nv04_dfp_get_bound_head(dev, dcb) == head) {
404				nv04_dfp_bind_head(dev, dcb, head ^ 1,
405						dev_priv->vbios.fp.dual_link);
406			}
407		}
408
409	}
410
411	/* Some NV4x have unknown values (0x3f, 0x50, 0x54, 0x6b, 0x79, 0x7f)
412	 * at LCD__INDEX which we don't alter
413	 */
414	if (!(*cr_lcd & 0x44)) {
415		if (tv_norm->kind == CTV_ENC_MODE)
416			*cr_lcd = 0x1 | (head ? 0x0 : 0x8);
417		else
418			*cr_lcd = 0;
419	}
420
421	/* Set the DACCLK register */
422	dacclk = (NVReadRAMDAC(dev, 0, dacclk_off) & ~0x30) | 0x1;
423
424	if (dev_priv->card_type == NV_40)
425		dacclk |= 0x1a << 16;
426
427	if (tv_norm->kind == CTV_ENC_MODE) {
428		dacclk |=  0x20;
429
430		if (head)
431			dacclk |= 0x100;
432		else
433			dacclk &= ~0x100;
434
435	} else {
436		dacclk |= 0x10;
437
438	}
439
440	NVWriteRAMDAC(dev, 0, dacclk_off, dacclk);
441}
442
443static void nv17_tv_mode_set(struct drm_encoder *encoder,
444			     struct drm_display_mode *drm_mode,
445			     struct drm_display_mode *adjusted_mode)
446{
447	struct drm_device *dev = encoder->dev;
448	struct drm_nouveau_private *dev_priv = dev->dev_private;
449	int head = nouveau_crtc(encoder->crtc)->index;
450	struct nv04_crtc_reg *regs = &dev_priv->mode_reg.crtc_reg[head];
451	struct nv17_tv_state *tv_regs = &to_tv_enc(encoder)->state;
452	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
453	int i;
454
455	regs->CRTC[NV_CIO_CRE_53] = 0x40; /* FP_HTIMING */
456	regs->CRTC[NV_CIO_CRE_54] = 0; /* FP_VTIMING */
457	regs->ramdac_630 = 0x2; /* turn off green mode (tv test pattern?) */
458	regs->tv_setup = 1;
459	regs->ramdac_8c0 = 0x0;
460
461	if (tv_norm->kind == TV_ENC_MODE) {
462		tv_regs->ptv_200 = 0x13111100;
463		if (head)
464			tv_regs->ptv_200 |= 0x10;
465
466		tv_regs->ptv_20c = 0x808010;
467		tv_regs->ptv_304 = 0x2d00000;
468		tv_regs->ptv_600 = 0x0;
469		tv_regs->ptv_60c = 0x0;
470		tv_regs->ptv_610 = 0x1e00000;
471
472		if (tv_norm->tv_enc_mode.vdisplay == 576) {
473			tv_regs->ptv_508 = 0x1200000;
474			tv_regs->ptv_614 = 0x33;
475
476		} else if (tv_norm->tv_enc_mode.vdisplay == 480) {
477			tv_regs->ptv_508 = 0xf00000;
478			tv_regs->ptv_614 = 0x13;
479		}
480
481		if (dev_priv->card_type >= NV_30) {
482			tv_regs->ptv_500 = 0xe8e0;
483			tv_regs->ptv_504 = 0x1710;
484			tv_regs->ptv_604 = 0x0;
485			tv_regs->ptv_608 = 0x0;
486		} else {
487			if (tv_norm->tv_enc_mode.vdisplay == 576) {
488				tv_regs->ptv_604 = 0x20;
489				tv_regs->ptv_608 = 0x10;
490				tv_regs->ptv_500 = 0x19710;
491				tv_regs->ptv_504 = 0x68f0;
492
493			} else if (tv_norm->tv_enc_mode.vdisplay == 480) {
494				tv_regs->ptv_604 = 0x10;
495				tv_regs->ptv_608 = 0x20;
496				tv_regs->ptv_500 = 0x4b90;
497				tv_regs->ptv_504 = 0x1b480;
498			}
499		}
500
501		for (i = 0; i < 0x40; i++)
502			tv_regs->tv_enc[i] = tv_norm->tv_enc_mode.tv_enc[i];
503
504	} else {
505		struct drm_display_mode *output_mode =
506						&tv_norm->ctv_enc_mode.mode;
507
508		/* The registers in PRAMDAC+0xc00 control some timings and CSC
509		 * parameters for the CTV encoder (It's only used for "HD" TV
510		 * modes, I don't think I have enough working to guess what
511		 * they exactly mean...), it's probably connected at the
512		 * output of the FP encoder, but it also needs the analog
513		 * encoder in its OR enabled and routed to the head it's
514		 * using. It's enabled with the DACCLK register, bits [5:4].
515		 */
516		for (i = 0; i < 38; i++)
517			regs->ctv_regs[i] = tv_norm->ctv_enc_mode.ctv_regs[i];
518
519		regs->fp_horiz_regs[FP_DISPLAY_END] = output_mode->hdisplay - 1;
520		regs->fp_horiz_regs[FP_TOTAL] = output_mode->htotal - 1;
521		regs->fp_horiz_regs[FP_SYNC_START] =
522						output_mode->hsync_start - 1;
523		regs->fp_horiz_regs[FP_SYNC_END] = output_mode->hsync_end - 1;
524		regs->fp_horiz_regs[FP_CRTC] = output_mode->hdisplay +
525			max((output_mode->hdisplay-600)/40 - 1, 1);
526
527		regs->fp_vert_regs[FP_DISPLAY_END] = output_mode->vdisplay - 1;
528		regs->fp_vert_regs[FP_TOTAL] = output_mode->vtotal - 1;
529		regs->fp_vert_regs[FP_SYNC_START] =
530						output_mode->vsync_start - 1;
531		regs->fp_vert_regs[FP_SYNC_END] = output_mode->vsync_end - 1;
532		regs->fp_vert_regs[FP_CRTC] = output_mode->vdisplay - 1;
533
534		regs->fp_control = NV_PRAMDAC_FP_TG_CONTROL_DISPEN_POS |
535			NV_PRAMDAC_FP_TG_CONTROL_READ_PROG |
536			NV_PRAMDAC_FP_TG_CONTROL_WIDTH_12;
537
538		if (output_mode->flags & DRM_MODE_FLAG_PVSYNC)
539			regs->fp_control |= NV_PRAMDAC_FP_TG_CONTROL_VSYNC_POS;
540		if (output_mode->flags & DRM_MODE_FLAG_PHSYNC)
541			regs->fp_control |= NV_PRAMDAC_FP_TG_CONTROL_HSYNC_POS;
542
543		regs->fp_debug_0 = NV_PRAMDAC_FP_DEBUG_0_YWEIGHT_ROUND |
544			NV_PRAMDAC_FP_DEBUG_0_XWEIGHT_ROUND |
545			NV_PRAMDAC_FP_DEBUG_0_YINTERP_BILINEAR |
546			NV_PRAMDAC_FP_DEBUG_0_XINTERP_BILINEAR |
547			NV_RAMDAC_FP_DEBUG_0_TMDS_ENABLED |
548			NV_PRAMDAC_FP_DEBUG_0_YSCALE_ENABLE |
549			NV_PRAMDAC_FP_DEBUG_0_XSCALE_ENABLE;
550
551		regs->fp_debug_2 = 0;
552
553		regs->fp_margin_color = 0x801080;
554
555	}
556}
557
558static void nv17_tv_commit(struct drm_encoder *encoder)
559{
560	struct drm_device *dev = encoder->dev;
561	struct drm_nouveau_private *dev_priv = dev->dev_private;
562	struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc);
563	struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
564	struct drm_encoder_helper_funcs *helper = encoder->helper_private;
565
566	if (get_tv_norm(encoder)->kind == TV_ENC_MODE) {
567		nv17_tv_update_rescaler(encoder);
568		nv17_tv_update_properties(encoder);
569	} else {
570		nv17_ctv_update_rescaler(encoder);
571	}
572
573	nv17_tv_state_load(dev, &to_tv_enc(encoder)->state);
574
575	/* This could use refinement for flatpanels, but it should work */
576	if (dev_priv->chipset < 0x44)
577		NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL +
578					nv04_dac_output_offset(encoder),
579					0xf0000000);
580	else
581		NVWriteRAMDAC(dev, 0, NV_PRAMDAC_TEST_CONTROL +
582					nv04_dac_output_offset(encoder),
583					0x00100000);
584
585	helper->dpms(encoder, DRM_MODE_DPMS_ON);
586
587	NV_INFO(dev, "Output %s is running on CRTC %d using output %c\n",
588		drm_get_connector_name(
589			&nouveau_encoder_connector_get(nv_encoder)->base),
590		nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
591}
592
593static void nv17_tv_save(struct drm_encoder *encoder)
594{
595	struct drm_device *dev = encoder->dev;
596	struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
597
598	nouveau_encoder(encoder)->restore.output =
599					NVReadRAMDAC(dev, 0,
600					NV_PRAMDAC_DACCLK +
601					nv04_dac_output_offset(encoder));
602
603	nv17_tv_state_save(dev, &tv_enc->saved_state);
604
605	tv_enc->state.ptv_200 = tv_enc->saved_state.ptv_200;
606}
607
608static void nv17_tv_restore(struct drm_encoder *encoder)
609{
610	struct drm_device *dev = encoder->dev;
611
612	NVWriteRAMDAC(dev, 0, NV_PRAMDAC_DACCLK +
613				nv04_dac_output_offset(encoder),
614				nouveau_encoder(encoder)->restore.output);
615
616	nv17_tv_state_load(dev, &to_tv_enc(encoder)->saved_state);
617
618	nouveau_encoder(encoder)->last_dpms = NV_DPMS_CLEARED;
619}
620
621static int nv17_tv_create_resources(struct drm_encoder *encoder,
622				    struct drm_connector *connector)
623{
624	struct drm_device *dev = encoder->dev;
625	struct drm_mode_config *conf = &dev->mode_config;
626	struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
627	struct dcb_entry *dcb = nouveau_encoder(encoder)->dcb;
628	int num_tv_norms = dcb->tvconf.has_component_output ? NUM_TV_NORMS :
629							NUM_LD_TV_NORMS;
630	int i;
631
632	if (nouveau_tv_norm) {
633		for (i = 0; i < num_tv_norms; i++) {
634			if (!strcmp(nv17_tv_norm_names[i], nouveau_tv_norm)) {
635				tv_enc->tv_norm = i;
636				break;
637			}
638		}
639
640		if (i == num_tv_norms)
641			NV_WARN(dev, "Invalid TV norm setting \"%s\"\n",
642				nouveau_tv_norm);
643	}
644
645	drm_mode_create_tv_properties(dev, num_tv_norms, nv17_tv_norm_names);
646
647	drm_connector_attach_property(connector,
648					conf->tv_select_subconnector_property,
649					tv_enc->select_subconnector);
650	drm_connector_attach_property(connector,
651					conf->tv_subconnector_property,
652					tv_enc->subconnector);
653	drm_connector_attach_property(connector,
654					conf->tv_mode_property,
655					tv_enc->tv_norm);
656	drm_connector_attach_property(connector,
657					conf->tv_flicker_reduction_property,
658					tv_enc->flicker);
659	drm_connector_attach_property(connector,
660					conf->tv_saturation_property,
661					tv_enc->saturation);
662	drm_connector_attach_property(connector,
663					conf->tv_hue_property,
664					tv_enc->hue);
665	drm_connector_attach_property(connector,
666					conf->tv_overscan_property,
667					tv_enc->overscan);
668
669	return 0;
670}
671
672static int nv17_tv_set_property(struct drm_encoder *encoder,
673				struct drm_connector *connector,
674				struct drm_property *property,
675				uint64_t val)
676{
677	struct drm_mode_config *conf = &encoder->dev->mode_config;
678	struct drm_crtc *crtc = encoder->crtc;
679	struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
680	struct nv17_tv_norm_params *tv_norm = get_tv_norm(encoder);
681	bool modes_changed = false;
682
683	if (property == conf->tv_overscan_property) {
684		tv_enc->overscan = val;
685		if (encoder->crtc) {
686			if (tv_norm->kind == CTV_ENC_MODE)
687				nv17_ctv_update_rescaler(encoder);
688			else
689				nv17_tv_update_rescaler(encoder);
690		}
691
692	} else if (property == conf->tv_saturation_property) {
693		if (tv_norm->kind != TV_ENC_MODE)
694			return -EINVAL;
695
696		tv_enc->saturation = val;
697		nv17_tv_update_properties(encoder);
698
699	} else if (property == conf->tv_hue_property) {
700		if (tv_norm->kind != TV_ENC_MODE)
701			return -EINVAL;
702
703		tv_enc->hue = val;
704		nv17_tv_update_properties(encoder);
705
706	} else if (property == conf->tv_flicker_reduction_property) {
707		if (tv_norm->kind != TV_ENC_MODE)
708			return -EINVAL;
709
710		tv_enc->flicker = val;
711		if (encoder->crtc)
712			nv17_tv_update_rescaler(encoder);
713
714	} else if (property == conf->tv_mode_property) {
715		if (connector->dpms != DRM_MODE_DPMS_OFF)
716			return -EINVAL;
717
718		tv_enc->tv_norm = val;
719
720		modes_changed = true;
721
722	} else if (property == conf->tv_select_subconnector_property) {
723		if (tv_norm->kind != TV_ENC_MODE)
724			return -EINVAL;
725
726		tv_enc->select_subconnector = val;
727		nv17_tv_update_properties(encoder);
728
729	} else {
730		return -EINVAL;
731	}
732
733	if (modes_changed) {
734		drm_helper_probe_single_connector_modes(connector, 0, 0);
735
736		/* Disable the crtc to ensure a full modeset is
737		 * performed whenever it's turned on again. */
738		if (crtc) {
739			struct drm_mode_set modeset = {
740				.crtc = crtc,
741			};
742
743			crtc->funcs->set_config(&modeset);
744		}
745	}
746
747	return 0;
748}
749
750static void nv17_tv_destroy(struct drm_encoder *encoder)
751{
752	struct nv17_tv_encoder *tv_enc = to_tv_enc(encoder);
753
754	NV_DEBUG_KMS(encoder->dev, "\n");
755
756	drm_encoder_cleanup(encoder);
757	kfree(tv_enc);
758}
759
760static struct drm_encoder_helper_funcs nv17_tv_helper_funcs = {
761	.dpms = nv17_tv_dpms,
762	.save = nv17_tv_save,
763	.restore = nv17_tv_restore,
764	.mode_fixup = nv17_tv_mode_fixup,
765	.prepare = nv17_tv_prepare,
766	.commit = nv17_tv_commit,
767	.mode_set = nv17_tv_mode_set,
768	.detect = nv17_tv_detect,
769};
770
771static struct drm_encoder_slave_funcs nv17_tv_slave_funcs = {
772	.get_modes = nv17_tv_get_modes,
773	.mode_valid = nv17_tv_mode_valid,
774	.create_resources = nv17_tv_create_resources,
775	.set_property = nv17_tv_set_property,
776};
777
778static struct drm_encoder_funcs nv17_tv_funcs = {
779	.destroy = nv17_tv_destroy,
780};
781
782int
783nv17_tv_create(struct drm_connector *connector, struct dcb_entry *entry)
784{
785	struct drm_device *dev = connector->dev;
786	struct drm_encoder *encoder;
787	struct nv17_tv_encoder *tv_enc = NULL;
788
789	tv_enc = kzalloc(sizeof(*tv_enc), GFP_KERNEL);
790	if (!tv_enc)
791		return -ENOMEM;
792
793	tv_enc->overscan = 50;
794	tv_enc->flicker = 50;
795	tv_enc->saturation = 50;
796	tv_enc->hue = 0;
797	tv_enc->tv_norm = TV_NORM_PAL;
798	tv_enc->subconnector = DRM_MODE_SUBCONNECTOR_Unknown;
799	tv_enc->select_subconnector = DRM_MODE_SUBCONNECTOR_Automatic;
800	tv_enc->pin_mask = 0;
801
802	encoder = to_drm_encoder(&tv_enc->base);
803
804	tv_enc->base.dcb = entry;
805	tv_enc->base.or = ffs(entry->or) - 1;
806
807	drm_encoder_init(dev, encoder, &nv17_tv_funcs, DRM_MODE_ENCODER_TVDAC);
808	drm_encoder_helper_add(encoder, &nv17_tv_helper_funcs);
809	to_encoder_slave(encoder)->slave_funcs = &nv17_tv_slave_funcs;
810
811	encoder->possible_crtcs = entry->heads;
812	encoder->possible_clones = 0;
813
814	nv17_tv_create_resources(encoder, connector);
815	drm_mode_connector_attach_encoder(connector, encoder);
816	return 0;
817}
818