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1 | /* |
2 | * Copyright 1993-2003 NVIDIA, Corporation | |
3 | * Copyright 2006 Dave Airlie | |
4 | * Copyright 2007 Maarten Maathuis | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the "Software"), | |
8 | * to deal in the Software without restriction, including without limitation | |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
10 | * and/or sell copies of the Software, and to permit persons to whom the | |
11 | * Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice (including the next | |
14 | * paragraph) shall be included in all copies or substantial portions of the | |
15 | * Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
22 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
23 | * DEALINGS IN THE SOFTWARE. | |
24 | */ | |
5addcf0a | 25 | #include <linux/pm_runtime.h> |
6ee73861 | 26 | |
760285e7 DH |
27 | #include <drm/drmP.h> |
28 | #include <drm/drm_crtc_helper.h> | |
6ee73861 | 29 | |
77145f1c BS |
30 | #include "nouveau_drm.h" |
31 | #include "nouveau_reg.h" | |
32 | #include "nouveau_bo.h" | |
33 | #include "nouveau_gem.h" | |
6ee73861 BS |
34 | #include "nouveau_encoder.h" |
35 | #include "nouveau_connector.h" | |
36 | #include "nouveau_crtc.h" | |
1a646342 | 37 | #include "hw.h" |
6ee73861 | 38 | #include "nvreg.h" |
a424d761 | 39 | #include "nouveau_fbcon.h" |
1a646342 | 40 | #include "disp.h" |
77145f1c BS |
41 | |
42 | #include <subdev/bios/pll.h> | |
43 | #include <subdev/clock.h> | |
6ee73861 BS |
44 | |
45 | static int | |
46 | nv04_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, | |
47 | struct drm_framebuffer *old_fb); | |
48 | ||
49 | static void | |
50 | crtc_wr_cio_state(struct drm_crtc *crtc, struct nv04_crtc_reg *crtcstate, int index) | |
51 | { | |
52 | NVWriteVgaCrtc(crtc->dev, nouveau_crtc(crtc)->index, index, | |
53 | crtcstate->CRTC[index]); | |
54 | } | |
55 | ||
56 | static void nv_crtc_set_digital_vibrance(struct drm_crtc *crtc, int level) | |
57 | { | |
58 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
017e6e29 BS |
59 | struct drm_device *dev = crtc->dev; |
60 | struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index]; | |
6ee73861 BS |
61 | |
62 | regp->CRTC[NV_CIO_CRE_CSB] = nv_crtc->saturation = level; | |
63 | if (nv_crtc->saturation && nv_gf4_disp_arch(crtc->dev)) { | |
64 | regp->CRTC[NV_CIO_CRE_CSB] = 0x80; | |
65 | regp->CRTC[NV_CIO_CRE_5B] = nv_crtc->saturation << 2; | |
66 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_5B); | |
67 | } | |
68 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_CSB); | |
69 | } | |
70 | ||
71 | static void nv_crtc_set_image_sharpening(struct drm_crtc *crtc, int level) | |
72 | { | |
73 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
017e6e29 BS |
74 | struct drm_device *dev = crtc->dev; |
75 | struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index]; | |
6ee73861 BS |
76 | |
77 | nv_crtc->sharpness = level; | |
78 | if (level < 0) /* blur is in hw range 0x3f -> 0x20 */ | |
79 | level += 0x40; | |
80 | regp->ramdac_634 = level; | |
81 | NVWriteRAMDAC(crtc->dev, nv_crtc->index, NV_PRAMDAC_634, regp->ramdac_634); | |
82 | } | |
83 | ||
84 | #define PLLSEL_VPLL1_MASK \ | |
85 | (NV_PRAMDAC_PLL_COEFF_SELECT_SOURCE_PROG_VPLL \ | |
86 | | NV_PRAMDAC_PLL_COEFF_SELECT_VCLK_RATIO_DB2) | |
87 | #define PLLSEL_VPLL2_MASK \ | |
88 | (NV_PRAMDAC_PLL_COEFF_SELECT_PLL_SOURCE_VPLL2 \ | |
89 | | NV_PRAMDAC_PLL_COEFF_SELECT_VCLK2_RATIO_DB2) | |
90 | #define PLLSEL_TV_MASK \ | |
91 | (NV_PRAMDAC_PLL_COEFF_SELECT_TV_VSCLK1 \ | |
92 | | NV_PRAMDAC_PLL_COEFF_SELECT_TV_PCLK1 \ | |
93 | | NV_PRAMDAC_PLL_COEFF_SELECT_TV_VSCLK2 \ | |
94 | | NV_PRAMDAC_PLL_COEFF_SELECT_TV_PCLK2) | |
95 | ||
96 | /* NV4x 0x40.. pll notes: | |
97 | * gpu pll: 0x4000 + 0x4004 | |
98 | * ?gpu? pll: 0x4008 + 0x400c | |
99 | * vpll1: 0x4010 + 0x4014 | |
100 | * vpll2: 0x4018 + 0x401c | |
101 | * mpll: 0x4020 + 0x4024 | |
102 | * mpll: 0x4038 + 0x403c | |
103 | * | |
104 | * the first register of each pair has some unknown details: | |
105 | * bits 0-7: redirected values from elsewhere? (similar to PLL_SETUP_CONTROL?) | |
106 | * bits 20-23: (mpll) something to do with post divider? | |
107 | * bits 28-31: related to single stage mode? (bit 8/12) | |
108 | */ | |
109 | ||
110 | static void nv_crtc_calc_state_ext(struct drm_crtc *crtc, struct drm_display_mode * mode, int dot_clock) | |
111 | { | |
112 | struct drm_device *dev = crtc->dev; | |
77145f1c BS |
113 | struct nouveau_drm *drm = nouveau_drm(dev); |
114 | struct nouveau_bios *bios = nouveau_bios(drm->device); | |
115 | struct nouveau_clock *clk = nouveau_clock(drm->device); | |
6ee73861 | 116 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
017e6e29 | 117 | struct nv04_mode_state *state = &nv04_display(dev)->mode_reg; |
6ee73861 BS |
118 | struct nv04_crtc_reg *regp = &state->crtc_reg[nv_crtc->index]; |
119 | struct nouveau_pll_vals *pv = ®p->pllvals; | |
70790f4f | 120 | struct nvbios_pll pll_lim; |
6ee73861 | 121 | |
77145f1c BS |
122 | if (nvbios_pll_parse(bios, nv_crtc->index ? PLL_VPLL1 : PLL_VPLL0, |
123 | &pll_lim)) | |
6ee73861 BS |
124 | return; |
125 | ||
126 | /* NM2 == 0 is used to determine single stage mode on two stage plls */ | |
127 | pv->NM2 = 0; | |
128 | ||
129 | /* for newer nv4x the blob uses only the first stage of the vpll below a | |
130 | * certain clock. for a certain nv4b this is 150MHz. since the max | |
131 | * output frequency of the first stage for this card is 300MHz, it is | |
132 | * assumed the threshold is given by vco1 maxfreq/2 | |
133 | */ | |
134 | /* for early nv4x, specifically nv40 and *some* nv43 (devids 0 and 6, | |
135 | * not 8, others unknown), the blob always uses both plls. no problem | |
136 | * has yet been observed in allowing the use a single stage pll on all | |
137 | * nv43 however. the behaviour of single stage use is untested on nv40 | |
138 | */ | |
77145f1c | 139 | if (nv_device(drm->device)->chipset > 0x40 && dot_clock <= (pll_lim.vco1.max_freq / 2)) |
6ee73861 BS |
140 | memset(&pll_lim.vco2, 0, sizeof(pll_lim.vco2)); |
141 | ||
77145f1c BS |
142 | |
143 | if (!clk->pll_calc(clk, &pll_lim, dot_clock, pv)) | |
6ee73861 BS |
144 | return; |
145 | ||
146 | state->pllsel &= PLLSEL_VPLL1_MASK | PLLSEL_VPLL2_MASK | PLLSEL_TV_MASK; | |
147 | ||
148 | /* The blob uses this always, so let's do the same */ | |
77145f1c | 149 | if (nv_device(drm->device)->card_type == NV_40) |
6ee73861 BS |
150 | state->pllsel |= NV_PRAMDAC_PLL_COEFF_SELECT_USE_VPLL2_TRUE; |
151 | /* again nv40 and some nv43 act more like nv3x as described above */ | |
77145f1c | 152 | if (nv_device(drm->device)->chipset < 0x41) |
6ee73861 BS |
153 | state->pllsel |= NV_PRAMDAC_PLL_COEFF_SELECT_SOURCE_PROG_MPLL | |
154 | NV_PRAMDAC_PLL_COEFF_SELECT_SOURCE_PROG_NVPLL; | |
155 | state->pllsel |= nv_crtc->index ? PLLSEL_VPLL2_MASK : PLLSEL_VPLL1_MASK; | |
156 | ||
157 | if (pv->NM2) | |
77145f1c | 158 | NV_DEBUG(drm, "vpll: n1 %d n2 %d m1 %d m2 %d log2p %d\n", |
6ee73861 BS |
159 | pv->N1, pv->N2, pv->M1, pv->M2, pv->log2P); |
160 | else | |
77145f1c | 161 | NV_DEBUG(drm, "vpll: n %d m %d log2p %d\n", |
6ee73861 BS |
162 | pv->N1, pv->M1, pv->log2P); |
163 | ||
164 | nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.offset); | |
165 | } | |
166 | ||
167 | static void | |
168 | nv_crtc_dpms(struct drm_crtc *crtc, int mode) | |
169 | { | |
170 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
171 | struct drm_device *dev = crtc->dev; | |
77145f1c | 172 | struct nouveau_drm *drm = nouveau_drm(dev); |
6ee73861 BS |
173 | unsigned char seq1 = 0, crtc17 = 0; |
174 | unsigned char crtc1A; | |
175 | ||
77145f1c | 176 | NV_DEBUG(drm, "Setting dpms mode %d on CRTC %d\n", mode, |
6ee73861 BS |
177 | nv_crtc->index); |
178 | ||
25985edc | 179 | if (nv_crtc->last_dpms == mode) /* Don't do unnecessary mode changes. */ |
6ee73861 BS |
180 | return; |
181 | ||
182 | nv_crtc->last_dpms = mode; | |
183 | ||
184 | if (nv_two_heads(dev)) | |
185 | NVSetOwner(dev, nv_crtc->index); | |
186 | ||
187 | /* nv4ref indicates these two RPC1 bits inhibit h/v sync */ | |
188 | crtc1A = NVReadVgaCrtc(dev, nv_crtc->index, | |
189 | NV_CIO_CRE_RPC1_INDEX) & ~0xC0; | |
190 | switch (mode) { | |
191 | case DRM_MODE_DPMS_STANDBY: | |
192 | /* Screen: Off; HSync: Off, VSync: On -- Not Supported */ | |
193 | seq1 = 0x20; | |
194 | crtc17 = 0x80; | |
195 | crtc1A |= 0x80; | |
196 | break; | |
197 | case DRM_MODE_DPMS_SUSPEND: | |
198 | /* Screen: Off; HSync: On, VSync: Off -- Not Supported */ | |
199 | seq1 = 0x20; | |
200 | crtc17 = 0x80; | |
201 | crtc1A |= 0x40; | |
202 | break; | |
203 | case DRM_MODE_DPMS_OFF: | |
204 | /* Screen: Off; HSync: Off, VSync: Off */ | |
205 | seq1 = 0x20; | |
206 | crtc17 = 0x00; | |
207 | crtc1A |= 0xC0; | |
208 | break; | |
209 | case DRM_MODE_DPMS_ON: | |
210 | default: | |
211 | /* Screen: On; HSync: On, VSync: On */ | |
212 | seq1 = 0x00; | |
213 | crtc17 = 0x80; | |
214 | break; | |
215 | } | |
216 | ||
217 | NVVgaSeqReset(dev, nv_crtc->index, true); | |
218 | /* Each head has it's own sequencer, so we can turn it off when we want */ | |
219 | seq1 |= (NVReadVgaSeq(dev, nv_crtc->index, NV_VIO_SR_CLOCK_INDEX) & ~0x20); | |
220 | NVWriteVgaSeq(dev, nv_crtc->index, NV_VIO_SR_CLOCK_INDEX, seq1); | |
221 | crtc17 |= (NVReadVgaCrtc(dev, nv_crtc->index, NV_CIO_CR_MODE_INDEX) & ~0x80); | |
222 | mdelay(10); | |
223 | NVWriteVgaCrtc(dev, nv_crtc->index, NV_CIO_CR_MODE_INDEX, crtc17); | |
224 | NVVgaSeqReset(dev, nv_crtc->index, false); | |
225 | ||
226 | NVWriteVgaCrtc(dev, nv_crtc->index, NV_CIO_CRE_RPC1_INDEX, crtc1A); | |
227 | } | |
228 | ||
229 | static bool | |
e811f5ae | 230 | nv_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, |
6ee73861 BS |
231 | struct drm_display_mode *adjusted_mode) |
232 | { | |
233 | return true; | |
234 | } | |
235 | ||
236 | static void | |
237 | nv_crtc_mode_set_vga(struct drm_crtc *crtc, struct drm_display_mode *mode) | |
238 | { | |
239 | struct drm_device *dev = crtc->dev; | |
6ee73861 | 240 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
017e6e29 | 241 | struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index]; |
6ee73861 BS |
242 | struct drm_framebuffer *fb = crtc->fb; |
243 | ||
244 | /* Calculate our timings */ | |
e5ec882c FJ |
245 | int horizDisplay = (mode->crtc_hdisplay >> 3) - 1; |
246 | int horizStart = (mode->crtc_hsync_start >> 3) + 1; | |
247 | int horizEnd = (mode->crtc_hsync_end >> 3) + 1; | |
6ee73861 BS |
248 | int horizTotal = (mode->crtc_htotal >> 3) - 5; |
249 | int horizBlankStart = (mode->crtc_hdisplay >> 3) - 1; | |
250 | int horizBlankEnd = (mode->crtc_htotal >> 3) - 1; | |
251 | int vertDisplay = mode->crtc_vdisplay - 1; | |
252 | int vertStart = mode->crtc_vsync_start - 1; | |
253 | int vertEnd = mode->crtc_vsync_end - 1; | |
254 | int vertTotal = mode->crtc_vtotal - 2; | |
255 | int vertBlankStart = mode->crtc_vdisplay - 1; | |
256 | int vertBlankEnd = mode->crtc_vtotal - 1; | |
257 | ||
258 | struct drm_encoder *encoder; | |
259 | bool fp_output = false; | |
260 | ||
261 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { | |
262 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); | |
263 | ||
264 | if (encoder->crtc == crtc && | |
cb75d97e BS |
265 | (nv_encoder->dcb->type == DCB_OUTPUT_LVDS || |
266 | nv_encoder->dcb->type == DCB_OUTPUT_TMDS)) | |
6ee73861 BS |
267 | fp_output = true; |
268 | } | |
269 | ||
270 | if (fp_output) { | |
271 | vertStart = vertTotal - 3; | |
272 | vertEnd = vertTotal - 2; | |
273 | vertBlankStart = vertStart; | |
274 | horizStart = horizTotal - 5; | |
275 | horizEnd = horizTotal - 2; | |
276 | horizBlankEnd = horizTotal + 4; | |
277 | #if 0 | |
77145f1c | 278 | if (dev->overlayAdaptor && nv_device(drm->device)->card_type >= NV_10) |
6ee73861 BS |
279 | /* This reportedly works around some video overlay bandwidth problems */ |
280 | horizTotal += 2; | |
281 | #endif | |
282 | } | |
283 | ||
284 | if (mode->flags & DRM_MODE_FLAG_INTERLACE) | |
285 | vertTotal |= 1; | |
286 | ||
287 | #if 0 | |
288 | ErrorF("horizDisplay: 0x%X \n", horizDisplay); | |
289 | ErrorF("horizStart: 0x%X \n", horizStart); | |
290 | ErrorF("horizEnd: 0x%X \n", horizEnd); | |
291 | ErrorF("horizTotal: 0x%X \n", horizTotal); | |
292 | ErrorF("horizBlankStart: 0x%X \n", horizBlankStart); | |
293 | ErrorF("horizBlankEnd: 0x%X \n", horizBlankEnd); | |
294 | ErrorF("vertDisplay: 0x%X \n", vertDisplay); | |
295 | ErrorF("vertStart: 0x%X \n", vertStart); | |
296 | ErrorF("vertEnd: 0x%X \n", vertEnd); | |
297 | ErrorF("vertTotal: 0x%X \n", vertTotal); | |
298 | ErrorF("vertBlankStart: 0x%X \n", vertBlankStart); | |
299 | ErrorF("vertBlankEnd: 0x%X \n", vertBlankEnd); | |
300 | #endif | |
301 | ||
302 | /* | |
303 | * compute correct Hsync & Vsync polarity | |
304 | */ | |
305 | if ((mode->flags & (DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NHSYNC)) | |
306 | && (mode->flags & (DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_NVSYNC))) { | |
307 | ||
308 | regp->MiscOutReg = 0x23; | |
309 | if (mode->flags & DRM_MODE_FLAG_NHSYNC) | |
310 | regp->MiscOutReg |= 0x40; | |
311 | if (mode->flags & DRM_MODE_FLAG_NVSYNC) | |
312 | regp->MiscOutReg |= 0x80; | |
313 | } else { | |
314 | int vdisplay = mode->vdisplay; | |
315 | if (mode->flags & DRM_MODE_FLAG_DBLSCAN) | |
316 | vdisplay *= 2; | |
317 | if (mode->vscan > 1) | |
318 | vdisplay *= mode->vscan; | |
319 | if (vdisplay < 400) | |
320 | regp->MiscOutReg = 0xA3; /* +hsync -vsync */ | |
321 | else if (vdisplay < 480) | |
322 | regp->MiscOutReg = 0x63; /* -hsync +vsync */ | |
323 | else if (vdisplay < 768) | |
324 | regp->MiscOutReg = 0xE3; /* -hsync -vsync */ | |
325 | else | |
326 | regp->MiscOutReg = 0x23; /* +hsync +vsync */ | |
327 | } | |
328 | ||
329 | regp->MiscOutReg |= (mode->clock_index & 0x03) << 2; | |
330 | ||
331 | /* | |
332 | * Time Sequencer | |
333 | */ | |
334 | regp->Sequencer[NV_VIO_SR_RESET_INDEX] = 0x00; | |
335 | /* 0x20 disables the sequencer */ | |
336 | if (mode->flags & DRM_MODE_FLAG_CLKDIV2) | |
337 | regp->Sequencer[NV_VIO_SR_CLOCK_INDEX] = 0x29; | |
338 | else | |
339 | regp->Sequencer[NV_VIO_SR_CLOCK_INDEX] = 0x21; | |
340 | regp->Sequencer[NV_VIO_SR_PLANE_MASK_INDEX] = 0x0F; | |
341 | regp->Sequencer[NV_VIO_SR_CHAR_MAP_INDEX] = 0x00; | |
342 | regp->Sequencer[NV_VIO_SR_MEM_MODE_INDEX] = 0x0E; | |
343 | ||
344 | /* | |
345 | * CRTC | |
346 | */ | |
347 | regp->CRTC[NV_CIO_CR_HDT_INDEX] = horizTotal; | |
348 | regp->CRTC[NV_CIO_CR_HDE_INDEX] = horizDisplay; | |
349 | regp->CRTC[NV_CIO_CR_HBS_INDEX] = horizBlankStart; | |
350 | regp->CRTC[NV_CIO_CR_HBE_INDEX] = (1 << 7) | | |
351 | XLATE(horizBlankEnd, 0, NV_CIO_CR_HBE_4_0); | |
352 | regp->CRTC[NV_CIO_CR_HRS_INDEX] = horizStart; | |
353 | regp->CRTC[NV_CIO_CR_HRE_INDEX] = XLATE(horizBlankEnd, 5, NV_CIO_CR_HRE_HBE_5) | | |
354 | XLATE(horizEnd, 0, NV_CIO_CR_HRE_4_0); | |
355 | regp->CRTC[NV_CIO_CR_VDT_INDEX] = vertTotal; | |
356 | regp->CRTC[NV_CIO_CR_OVL_INDEX] = XLATE(vertStart, 9, NV_CIO_CR_OVL_VRS_9) | | |
357 | XLATE(vertDisplay, 9, NV_CIO_CR_OVL_VDE_9) | | |
358 | XLATE(vertTotal, 9, NV_CIO_CR_OVL_VDT_9) | | |
359 | (1 << 4) | | |
360 | XLATE(vertBlankStart, 8, NV_CIO_CR_OVL_VBS_8) | | |
361 | XLATE(vertStart, 8, NV_CIO_CR_OVL_VRS_8) | | |
362 | XLATE(vertDisplay, 8, NV_CIO_CR_OVL_VDE_8) | | |
363 | XLATE(vertTotal, 8, NV_CIO_CR_OVL_VDT_8); | |
364 | regp->CRTC[NV_CIO_CR_RSAL_INDEX] = 0x00; | |
365 | regp->CRTC[NV_CIO_CR_CELL_HT_INDEX] = ((mode->flags & DRM_MODE_FLAG_DBLSCAN) ? MASK(NV_CIO_CR_CELL_HT_SCANDBL) : 0) | | |
366 | 1 << 6 | | |
367 | XLATE(vertBlankStart, 9, NV_CIO_CR_CELL_HT_VBS_9); | |
368 | regp->CRTC[NV_CIO_CR_CURS_ST_INDEX] = 0x00; | |
369 | regp->CRTC[NV_CIO_CR_CURS_END_INDEX] = 0x00; | |
370 | regp->CRTC[NV_CIO_CR_SA_HI_INDEX] = 0x00; | |
371 | regp->CRTC[NV_CIO_CR_SA_LO_INDEX] = 0x00; | |
372 | regp->CRTC[NV_CIO_CR_TCOFF_HI_INDEX] = 0x00; | |
373 | regp->CRTC[NV_CIO_CR_TCOFF_LO_INDEX] = 0x00; | |
374 | regp->CRTC[NV_CIO_CR_VRS_INDEX] = vertStart; | |
375 | regp->CRTC[NV_CIO_CR_VRE_INDEX] = 1 << 5 | XLATE(vertEnd, 0, NV_CIO_CR_VRE_3_0); | |
376 | regp->CRTC[NV_CIO_CR_VDE_INDEX] = vertDisplay; | |
377 | /* framebuffer can be larger than crtc scanout area. */ | |
01f2c773 | 378 | regp->CRTC[NV_CIO_CR_OFFSET_INDEX] = fb->pitches[0] / 8; |
6ee73861 BS |
379 | regp->CRTC[NV_CIO_CR_ULINE_INDEX] = 0x00; |
380 | regp->CRTC[NV_CIO_CR_VBS_INDEX] = vertBlankStart; | |
381 | regp->CRTC[NV_CIO_CR_VBE_INDEX] = vertBlankEnd; | |
382 | regp->CRTC[NV_CIO_CR_MODE_INDEX] = 0x43; | |
383 | regp->CRTC[NV_CIO_CR_LCOMP_INDEX] = 0xff; | |
384 | ||
385 | /* | |
386 | * Some extended CRTC registers (they are not saved with the rest of the vga regs). | |
387 | */ | |
388 | ||
389 | /* framebuffer can be larger than crtc scanout area. */ | |
c1003d9c | 390 | regp->CRTC[NV_CIO_CRE_RPC0_INDEX] = |
01f2c773 | 391 | XLATE(fb->pitches[0] / 8, 8, NV_CIO_CRE_RPC0_OFFSET_10_8); |
c1003d9c | 392 | regp->CRTC[NV_CIO_CRE_42] = |
01f2c773 | 393 | XLATE(fb->pitches[0] / 8, 11, NV_CIO_CRE_42_OFFSET_11); |
6ee73861 BS |
394 | regp->CRTC[NV_CIO_CRE_RPC1_INDEX] = mode->crtc_hdisplay < 1280 ? |
395 | MASK(NV_CIO_CRE_RPC1_LARGE) : 0x00; | |
396 | regp->CRTC[NV_CIO_CRE_LSR_INDEX] = XLATE(horizBlankEnd, 6, NV_CIO_CRE_LSR_HBE_6) | | |
397 | XLATE(vertBlankStart, 10, NV_CIO_CRE_LSR_VBS_10) | | |
398 | XLATE(vertStart, 10, NV_CIO_CRE_LSR_VRS_10) | | |
399 | XLATE(vertDisplay, 10, NV_CIO_CRE_LSR_VDE_10) | | |
400 | XLATE(vertTotal, 10, NV_CIO_CRE_LSR_VDT_10); | |
401 | regp->CRTC[NV_CIO_CRE_HEB__INDEX] = XLATE(horizStart, 8, NV_CIO_CRE_HEB_HRS_8) | | |
402 | XLATE(horizBlankStart, 8, NV_CIO_CRE_HEB_HBS_8) | | |
403 | XLATE(horizDisplay, 8, NV_CIO_CRE_HEB_HDE_8) | | |
404 | XLATE(horizTotal, 8, NV_CIO_CRE_HEB_HDT_8); | |
405 | regp->CRTC[NV_CIO_CRE_EBR_INDEX] = XLATE(vertBlankStart, 11, NV_CIO_CRE_EBR_VBS_11) | | |
406 | XLATE(vertStart, 11, NV_CIO_CRE_EBR_VRS_11) | | |
407 | XLATE(vertDisplay, 11, NV_CIO_CRE_EBR_VDE_11) | | |
408 | XLATE(vertTotal, 11, NV_CIO_CRE_EBR_VDT_11); | |
409 | ||
410 | if (mode->flags & DRM_MODE_FLAG_INTERLACE) { | |
411 | horizTotal = (horizTotal >> 1) & ~1; | |
412 | regp->CRTC[NV_CIO_CRE_ILACE__INDEX] = horizTotal; | |
413 | regp->CRTC[NV_CIO_CRE_HEB__INDEX] |= XLATE(horizTotal, 8, NV_CIO_CRE_HEB_ILC_8); | |
414 | } else | |
415 | regp->CRTC[NV_CIO_CRE_ILACE__INDEX] = 0xff; /* interlace off */ | |
416 | ||
417 | /* | |
418 | * Graphics Display Controller | |
419 | */ | |
420 | regp->Graphics[NV_VIO_GX_SR_INDEX] = 0x00; | |
421 | regp->Graphics[NV_VIO_GX_SREN_INDEX] = 0x00; | |
422 | regp->Graphics[NV_VIO_GX_CCOMP_INDEX] = 0x00; | |
423 | regp->Graphics[NV_VIO_GX_ROP_INDEX] = 0x00; | |
424 | regp->Graphics[NV_VIO_GX_READ_MAP_INDEX] = 0x00; | |
425 | regp->Graphics[NV_VIO_GX_MODE_INDEX] = 0x40; /* 256 color mode */ | |
426 | regp->Graphics[NV_VIO_GX_MISC_INDEX] = 0x05; /* map 64k mem + graphic mode */ | |
427 | regp->Graphics[NV_VIO_GX_DONT_CARE_INDEX] = 0x0F; | |
428 | regp->Graphics[NV_VIO_GX_BIT_MASK_INDEX] = 0xFF; | |
429 | ||
430 | regp->Attribute[0] = 0x00; /* standard colormap translation */ | |
431 | regp->Attribute[1] = 0x01; | |
432 | regp->Attribute[2] = 0x02; | |
433 | regp->Attribute[3] = 0x03; | |
434 | regp->Attribute[4] = 0x04; | |
435 | regp->Attribute[5] = 0x05; | |
436 | regp->Attribute[6] = 0x06; | |
437 | regp->Attribute[7] = 0x07; | |
438 | regp->Attribute[8] = 0x08; | |
439 | regp->Attribute[9] = 0x09; | |
440 | regp->Attribute[10] = 0x0A; | |
441 | regp->Attribute[11] = 0x0B; | |
442 | regp->Attribute[12] = 0x0C; | |
443 | regp->Attribute[13] = 0x0D; | |
444 | regp->Attribute[14] = 0x0E; | |
445 | regp->Attribute[15] = 0x0F; | |
446 | regp->Attribute[NV_CIO_AR_MODE_INDEX] = 0x01; /* Enable graphic mode */ | |
447 | /* Non-vga */ | |
448 | regp->Attribute[NV_CIO_AR_OSCAN_INDEX] = 0x00; | |
449 | regp->Attribute[NV_CIO_AR_PLANE_INDEX] = 0x0F; /* enable all color planes */ | |
450 | regp->Attribute[NV_CIO_AR_HPP_INDEX] = 0x00; | |
451 | regp->Attribute[NV_CIO_AR_CSEL_INDEX] = 0x00; | |
452 | } | |
453 | ||
454 | /** | |
455 | * Sets up registers for the given mode/adjusted_mode pair. | |
456 | * | |
457 | * The clocks, CRTCs and outputs attached to this CRTC must be off. | |
458 | * | |
459 | * This shouldn't enable any clocks, CRTCs, or outputs, but they should | |
460 | * be easily turned on/off after this. | |
461 | */ | |
462 | static void | |
463 | nv_crtc_mode_set_regs(struct drm_crtc *crtc, struct drm_display_mode * mode) | |
464 | { | |
465 | struct drm_device *dev = crtc->dev; | |
77145f1c | 466 | struct nouveau_drm *drm = nouveau_drm(dev); |
6ee73861 | 467 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
017e6e29 BS |
468 | struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index]; |
469 | struct nv04_crtc_reg *savep = &nv04_display(dev)->saved_reg.crtc_reg[nv_crtc->index]; | |
6ee73861 BS |
470 | struct drm_encoder *encoder; |
471 | bool lvds_output = false, tmds_output = false, tv_output = false, | |
472 | off_chip_digital = false; | |
473 | ||
474 | list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { | |
475 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); | |
476 | bool digital = false; | |
477 | ||
478 | if (encoder->crtc != crtc) | |
479 | continue; | |
480 | ||
cb75d97e | 481 | if (nv_encoder->dcb->type == DCB_OUTPUT_LVDS) |
6ee73861 | 482 | digital = lvds_output = true; |
cb75d97e | 483 | if (nv_encoder->dcb->type == DCB_OUTPUT_TV) |
6ee73861 | 484 | tv_output = true; |
cb75d97e | 485 | if (nv_encoder->dcb->type == DCB_OUTPUT_TMDS) |
6ee73861 BS |
486 | digital = tmds_output = true; |
487 | if (nv_encoder->dcb->location != DCB_LOC_ON_CHIP && digital) | |
488 | off_chip_digital = true; | |
489 | } | |
490 | ||
491 | /* Registers not directly related to the (s)vga mode */ | |
492 | ||
493 | /* What is the meaning of this register? */ | |
494 | /* A few popular values are 0x18, 0x1c, 0x38, 0x3c */ | |
495 | regp->CRTC[NV_CIO_CRE_ENH_INDEX] = savep->CRTC[NV_CIO_CRE_ENH_INDEX] & ~(1<<5); | |
496 | ||
497 | regp->crtc_eng_ctrl = 0; | |
498 | /* Except for rare conditions I2C is enabled on the primary crtc */ | |
499 | if (nv_crtc->index == 0) | |
500 | regp->crtc_eng_ctrl |= NV_CRTC_FSEL_I2C; | |
501 | #if 0 | |
502 | /* Set overlay to desired crtc. */ | |
503 | if (dev->overlayAdaptor) { | |
504 | NVPortPrivPtr pPriv = GET_OVERLAY_PRIVATE(dev); | |
505 | if (pPriv->overlayCRTC == nv_crtc->index) | |
506 | regp->crtc_eng_ctrl |= NV_CRTC_FSEL_OVERLAY; | |
507 | } | |
508 | #endif | |
509 | ||
510 | /* ADDRESS_SPACE_PNVM is the same as setting HCUR_ASI */ | |
511 | regp->cursor_cfg = NV_PCRTC_CURSOR_CONFIG_CUR_LINES_64 | | |
512 | NV_PCRTC_CURSOR_CONFIG_CUR_PIXELS_64 | | |
513 | NV_PCRTC_CURSOR_CONFIG_ADDRESS_SPACE_PNVM; | |
77145f1c | 514 | if (nv_device(drm->device)->chipset >= 0x11) |
6ee73861 BS |
515 | regp->cursor_cfg |= NV_PCRTC_CURSOR_CONFIG_CUR_BPP_32; |
516 | if (mode->flags & DRM_MODE_FLAG_DBLSCAN) | |
517 | regp->cursor_cfg |= NV_PCRTC_CURSOR_CONFIG_DOUBLE_SCAN_ENABLE; | |
518 | ||
519 | /* Unblock some timings */ | |
520 | regp->CRTC[NV_CIO_CRE_53] = 0; | |
521 | regp->CRTC[NV_CIO_CRE_54] = 0; | |
522 | ||
523 | /* 0x00 is disabled, 0x11 is lvds, 0x22 crt and 0x88 tmds */ | |
524 | if (lvds_output) | |
525 | regp->CRTC[NV_CIO_CRE_SCRATCH3__INDEX] = 0x11; | |
526 | else if (tmds_output) | |
527 | regp->CRTC[NV_CIO_CRE_SCRATCH3__INDEX] = 0x88; | |
528 | else | |
529 | regp->CRTC[NV_CIO_CRE_SCRATCH3__INDEX] = 0x22; | |
530 | ||
531 | /* These values seem to vary */ | |
532 | /* This register seems to be used by the bios to make certain decisions on some G70 cards? */ | |
533 | regp->CRTC[NV_CIO_CRE_SCRATCH4__INDEX] = savep->CRTC[NV_CIO_CRE_SCRATCH4__INDEX]; | |
534 | ||
535 | nv_crtc_set_digital_vibrance(crtc, nv_crtc->saturation); | |
536 | ||
537 | /* probably a scratch reg, but kept for cargo-cult purposes: | |
538 | * bit0: crtc0?, head A | |
539 | * bit6: lvds, head A | |
540 | * bit7: (only in X), head A | |
541 | */ | |
542 | if (nv_crtc->index == 0) | |
543 | regp->CRTC[NV_CIO_CRE_4B] = savep->CRTC[NV_CIO_CRE_4B] | 0x80; | |
544 | ||
545 | /* The blob seems to take the current value from crtc 0, add 4 to that | |
546 | * and reuse the old value for crtc 1 */ | |
017e6e29 | 547 | regp->CRTC[NV_CIO_CRE_TVOUT_LATENCY] = nv04_display(dev)->saved_reg.crtc_reg[0].CRTC[NV_CIO_CRE_TVOUT_LATENCY]; |
6ee73861 BS |
548 | if (!nv_crtc->index) |
549 | regp->CRTC[NV_CIO_CRE_TVOUT_LATENCY] += 4; | |
550 | ||
551 | /* the blob sometimes sets |= 0x10 (which is the same as setting |= | |
552 | * 1 << 30 on 0x60.830), for no apparent reason */ | |
553 | regp->CRTC[NV_CIO_CRE_59] = off_chip_digital; | |
554 | ||
77145f1c | 555 | if (nv_device(drm->device)->card_type >= NV_30) |
4a9f822f FJ |
556 | regp->CRTC[0x9f] = off_chip_digital ? 0x11 : 0x1; |
557 | ||
6ee73861 BS |
558 | regp->crtc_830 = mode->crtc_vdisplay - 3; |
559 | regp->crtc_834 = mode->crtc_vdisplay - 1; | |
560 | ||
77145f1c | 561 | if (nv_device(drm->device)->card_type == NV_40) |
6ee73861 BS |
562 | /* This is what the blob does */ |
563 | regp->crtc_850 = NVReadCRTC(dev, 0, NV_PCRTC_850); | |
564 | ||
77145f1c | 565 | if (nv_device(drm->device)->card_type >= NV_30) |
6ee73861 BS |
566 | regp->gpio_ext = NVReadCRTC(dev, 0, NV_PCRTC_GPIO_EXT); |
567 | ||
77145f1c | 568 | if (nv_device(drm->device)->card_type >= NV_10) |
63f7fcfe FJ |
569 | regp->crtc_cfg = NV10_PCRTC_CONFIG_START_ADDRESS_HSYNC; |
570 | else | |
571 | regp->crtc_cfg = NV04_PCRTC_CONFIG_START_ADDRESS_HSYNC; | |
6ee73861 BS |
572 | |
573 | /* Some misc regs */ | |
77145f1c | 574 | if (nv_device(drm->device)->card_type == NV_40) { |
6ee73861 BS |
575 | regp->CRTC[NV_CIO_CRE_85] = 0xFF; |
576 | regp->CRTC[NV_CIO_CRE_86] = 0x1; | |
577 | } | |
578 | ||
579 | regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] = (crtc->fb->depth + 1) / 8; | |
580 | /* Enable slaved mode (called MODE_TV in nv4ref.h) */ | |
581 | if (lvds_output || tmds_output || tv_output) | |
582 | regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] |= (1 << 7); | |
583 | ||
584 | /* Generic PRAMDAC regs */ | |
585 | ||
77145f1c | 586 | if (nv_device(drm->device)->card_type >= NV_10) |
6ee73861 BS |
587 | /* Only bit that bios and blob set. */ |
588 | regp->nv10_cursync = (1 << 25); | |
589 | ||
590 | regp->ramdac_gen_ctrl = NV_PRAMDAC_GENERAL_CONTROL_BPC_8BITS | | |
591 | NV_PRAMDAC_GENERAL_CONTROL_VGA_STATE_SEL | | |
592 | NV_PRAMDAC_GENERAL_CONTROL_PIXMIX_ON; | |
593 | if (crtc->fb->depth == 16) | |
594 | regp->ramdac_gen_ctrl |= NV_PRAMDAC_GENERAL_CONTROL_ALT_MODE_SEL; | |
77145f1c | 595 | if (nv_device(drm->device)->chipset >= 0x11) |
6ee73861 BS |
596 | regp->ramdac_gen_ctrl |= NV_PRAMDAC_GENERAL_CONTROL_PIPE_LONG; |
597 | ||
598 | regp->ramdac_630 = 0; /* turn off green mode (tv test pattern?) */ | |
599 | regp->tv_setup = 0; | |
600 | ||
601 | nv_crtc_set_image_sharpening(crtc, nv_crtc->sharpness); | |
602 | ||
603 | /* Some values the blob sets */ | |
604 | regp->ramdac_8c0 = 0x100; | |
605 | regp->ramdac_a20 = 0x0; | |
606 | regp->ramdac_a24 = 0xfffff; | |
607 | regp->ramdac_a34 = 0x1; | |
608 | } | |
609 | ||
610 | /** | |
611 | * Sets up registers for the given mode/adjusted_mode pair. | |
612 | * | |
613 | * The clocks, CRTCs and outputs attached to this CRTC must be off. | |
614 | * | |
615 | * This shouldn't enable any clocks, CRTCs, or outputs, but they should | |
616 | * be easily turned on/off after this. | |
617 | */ | |
618 | static int | |
619 | nv_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, | |
620 | struct drm_display_mode *adjusted_mode, | |
621 | int x, int y, struct drm_framebuffer *old_fb) | |
622 | { | |
623 | struct drm_device *dev = crtc->dev; | |
624 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
77145f1c | 625 | struct nouveau_drm *drm = nouveau_drm(dev); |
6ee73861 | 626 | |
77145f1c | 627 | NV_DEBUG(drm, "CTRC mode on CRTC %d:\n", nv_crtc->index); |
6ee73861 BS |
628 | drm_mode_debug_printmodeline(adjusted_mode); |
629 | ||
630 | /* unlock must come after turning off FP_TG_CONTROL in output_prepare */ | |
631 | nv_lock_vga_crtc_shadow(dev, nv_crtc->index, -1); | |
632 | ||
633 | nv_crtc_mode_set_vga(crtc, adjusted_mode); | |
634 | /* calculated in nv04_dfp_prepare, nv40 needs it written before calculating PLLs */ | |
77145f1c | 635 | if (nv_device(drm->device)->card_type == NV_40) |
017e6e29 | 636 | NVWriteRAMDAC(dev, 0, NV_PRAMDAC_SEL_CLK, nv04_display(dev)->mode_reg.sel_clk); |
6ee73861 BS |
637 | nv_crtc_mode_set_regs(crtc, adjusted_mode); |
638 | nv_crtc_calc_state_ext(crtc, mode, adjusted_mode->clock); | |
639 | return 0; | |
640 | } | |
641 | ||
642 | static void nv_crtc_save(struct drm_crtc *crtc) | |
643 | { | |
644 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
017e6e29 BS |
645 | struct drm_device *dev = crtc->dev; |
646 | struct nv04_mode_state *state = &nv04_display(dev)->mode_reg; | |
6ee73861 | 647 | struct nv04_crtc_reg *crtc_state = &state->crtc_reg[nv_crtc->index]; |
017e6e29 | 648 | struct nv04_mode_state *saved = &nv04_display(dev)->saved_reg; |
6ee73861 BS |
649 | struct nv04_crtc_reg *crtc_saved = &saved->crtc_reg[nv_crtc->index]; |
650 | ||
651 | if (nv_two_heads(crtc->dev)) | |
652 | NVSetOwner(crtc->dev, nv_crtc->index); | |
653 | ||
654 | nouveau_hw_save_state(crtc->dev, nv_crtc->index, saved); | |
655 | ||
656 | /* init some state to saved value */ | |
657 | state->sel_clk = saved->sel_clk & ~(0x5 << 16); | |
658 | crtc_state->CRTC[NV_CIO_CRE_LCD__INDEX] = crtc_saved->CRTC[NV_CIO_CRE_LCD__INDEX]; | |
659 | state->pllsel = saved->pllsel & ~(PLLSEL_VPLL1_MASK | PLLSEL_VPLL2_MASK | PLLSEL_TV_MASK); | |
660 | crtc_state->gpio_ext = crtc_saved->gpio_ext; | |
661 | } | |
662 | ||
663 | static void nv_crtc_restore(struct drm_crtc *crtc) | |
664 | { | |
665 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
017e6e29 | 666 | struct drm_device *dev = crtc->dev; |
6ee73861 | 667 | int head = nv_crtc->index; |
017e6e29 | 668 | uint8_t saved_cr21 = nv04_display(dev)->saved_reg.crtc_reg[head].CRTC[NV_CIO_CRE_21]; |
6ee73861 BS |
669 | |
670 | if (nv_two_heads(crtc->dev)) | |
671 | NVSetOwner(crtc->dev, head); | |
672 | ||
017e6e29 | 673 | nouveau_hw_load_state(crtc->dev, head, &nv04_display(dev)->saved_reg); |
6ee73861 BS |
674 | nv_lock_vga_crtc_shadow(crtc->dev, head, saved_cr21); |
675 | ||
676 | nv_crtc->last_dpms = NV_DPMS_CLEARED; | |
677 | } | |
678 | ||
679 | static void nv_crtc_prepare(struct drm_crtc *crtc) | |
680 | { | |
681 | struct drm_device *dev = crtc->dev; | |
77145f1c | 682 | struct nouveau_drm *drm = nouveau_drm(dev); |
6ee73861 BS |
683 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
684 | struct drm_crtc_helper_funcs *funcs = crtc->helper_private; | |
685 | ||
686 | if (nv_two_heads(dev)) | |
687 | NVSetOwner(dev, nv_crtc->index); | |
688 | ||
1c180fa5 | 689 | drm_vblank_pre_modeset(dev, nv_crtc->index); |
6ee73861 BS |
690 | funcs->dpms(crtc, DRM_MODE_DPMS_OFF); |
691 | ||
692 | NVBlankScreen(dev, nv_crtc->index, true); | |
693 | ||
25985edc | 694 | /* Some more preparation. */ |
6ee73861 | 695 | NVWriteCRTC(dev, nv_crtc->index, NV_PCRTC_CONFIG, NV_PCRTC_CONFIG_START_ADDRESS_NON_VGA); |
77145f1c | 696 | if (nv_device(drm->device)->card_type == NV_40) { |
6ee73861 BS |
697 | uint32_t reg900 = NVReadRAMDAC(dev, nv_crtc->index, NV_PRAMDAC_900); |
698 | NVWriteRAMDAC(dev, nv_crtc->index, NV_PRAMDAC_900, reg900 & ~0x10000); | |
699 | } | |
700 | } | |
701 | ||
702 | static void nv_crtc_commit(struct drm_crtc *crtc) | |
703 | { | |
704 | struct drm_device *dev = crtc->dev; | |
705 | struct drm_crtc_helper_funcs *funcs = crtc->helper_private; | |
6ee73861 BS |
706 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
707 | ||
017e6e29 | 708 | nouveau_hw_load_state(dev, nv_crtc->index, &nv04_display(dev)->mode_reg); |
6ee73861 BS |
709 | nv04_crtc_mode_set_base(crtc, crtc->x, crtc->y, NULL); |
710 | ||
711 | #ifdef __BIG_ENDIAN | |
712 | /* turn on LFB swapping */ | |
713 | { | |
714 | uint8_t tmp = NVReadVgaCrtc(dev, nv_crtc->index, NV_CIO_CRE_RCR); | |
715 | tmp |= MASK(NV_CIO_CRE_RCR_ENDIAN_BIG); | |
716 | NVWriteVgaCrtc(dev, nv_crtc->index, NV_CIO_CRE_RCR, tmp); | |
717 | } | |
718 | #endif | |
719 | ||
720 | funcs->dpms(crtc, DRM_MODE_DPMS_ON); | |
1c180fa5 | 721 | drm_vblank_post_modeset(dev, nv_crtc->index); |
6ee73861 BS |
722 | } |
723 | ||
724 | static void nv_crtc_destroy(struct drm_crtc *crtc) | |
725 | { | |
726 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
727 | ||
6ee73861 BS |
728 | if (!nv_crtc) |
729 | return; | |
730 | ||
731 | drm_crtc_cleanup(crtc); | |
732 | ||
9d59e8a1 | 733 | nouveau_bo_unmap(nv_crtc->cursor.nvbo); |
04c8c210 | 734 | nouveau_bo_unpin(nv_crtc->cursor.nvbo); |
6ee73861 BS |
735 | nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo); |
736 | kfree(nv_crtc); | |
737 | } | |
738 | ||
739 | static void | |
740 | nv_crtc_gamma_load(struct drm_crtc *crtc) | |
741 | { | |
742 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
743 | struct drm_device *dev = nv_crtc->base.dev; | |
6ee73861 BS |
744 | struct rgb { uint8_t r, g, b; } __attribute__((packed)) *rgbs; |
745 | int i; | |
746 | ||
017e6e29 | 747 | rgbs = (struct rgb *)nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index].DAC; |
6ee73861 BS |
748 | for (i = 0; i < 256; i++) { |
749 | rgbs[i].r = nv_crtc->lut.r[i] >> 8; | |
750 | rgbs[i].g = nv_crtc->lut.g[i] >> 8; | |
751 | rgbs[i].b = nv_crtc->lut.b[i] >> 8; | |
752 | } | |
753 | ||
017e6e29 | 754 | nouveau_hw_load_state_palette(dev, nv_crtc->index, &nv04_display(dev)->mode_reg); |
6ee73861 BS |
755 | } |
756 | ||
757 | static void | |
7203425a JS |
758 | nv_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, uint32_t start, |
759 | uint32_t size) | |
6ee73861 | 760 | { |
7203425a | 761 | int end = (start + size > 256) ? 256 : start + size, i; |
6ee73861 | 762 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
6ee73861 | 763 | |
7203425a | 764 | for (i = start; i < end; i++) { |
6ee73861 BS |
765 | nv_crtc->lut.r[i] = r[i]; |
766 | nv_crtc->lut.g[i] = g[i]; | |
767 | nv_crtc->lut.b[i] = b[i]; | |
768 | } | |
769 | ||
770 | /* We need to know the depth before we upload, but it's possible to | |
771 | * get called before a framebuffer is bound. If this is the case, | |
772 | * mark the lut values as dirty by setting depth==0, and it'll be | |
773 | * uploaded on the first mode_set_base() | |
774 | */ | |
775 | if (!nv_crtc->base.fb) { | |
776 | nv_crtc->lut.depth = 0; | |
777 | return; | |
778 | } | |
779 | ||
780 | nv_crtc_gamma_load(crtc); | |
781 | } | |
782 | ||
783 | static int | |
be64c2bb CB |
784 | nv04_crtc_do_mode_set_base(struct drm_crtc *crtc, |
785 | struct drm_framebuffer *passed_fb, | |
786 | int x, int y, bool atomic) | |
6ee73861 BS |
787 | { |
788 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
789 | struct drm_device *dev = crtc->dev; | |
77145f1c | 790 | struct nouveau_drm *drm = nouveau_drm(dev); |
017e6e29 | 791 | struct nv04_crtc_reg *regp = &nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index]; |
0e83bb4e EV |
792 | struct drm_framebuffer *drm_fb; |
793 | struct nouveau_framebuffer *fb; | |
6ee73861 BS |
794 | int arb_burst, arb_lwm; |
795 | int ret; | |
796 | ||
77145f1c | 797 | NV_DEBUG(drm, "index %d\n", nv_crtc->index); |
0e83bb4e EV |
798 | |
799 | /* no fb bound */ | |
800 | if (!atomic && !crtc->fb) { | |
77145f1c | 801 | NV_DEBUG(drm, "No FB bound\n"); |
0e83bb4e EV |
802 | return 0; |
803 | } | |
804 | ||
805 | ||
be64c2bb CB |
806 | /* If atomic, we want to switch to the fb we were passed, so |
807 | * now we update pointers to do that. (We don't pin; just | |
808 | * assume we're already pinned and update the base address.) | |
809 | */ | |
810 | if (atomic) { | |
811 | drm_fb = passed_fb; | |
812 | fb = nouveau_framebuffer(passed_fb); | |
f9ec8f6c | 813 | } else { |
0e83bb4e EV |
814 | drm_fb = crtc->fb; |
815 | fb = nouveau_framebuffer(crtc->fb); | |
be64c2bb CB |
816 | /* If not atomic, we can go ahead and pin, and unpin the |
817 | * old fb we were passed. | |
818 | */ | |
819 | ret = nouveau_bo_pin(fb->nvbo, TTM_PL_FLAG_VRAM); | |
820 | if (ret) | |
821 | return ret; | |
6ee73861 | 822 | |
be64c2bb CB |
823 | if (passed_fb) { |
824 | struct nouveau_framebuffer *ofb = nouveau_framebuffer(passed_fb); | |
825 | nouveau_bo_unpin(ofb->nvbo); | |
826 | } | |
6ee73861 BS |
827 | } |
828 | ||
829 | nv_crtc->fb.offset = fb->nvbo->bo.offset; | |
830 | ||
831 | if (nv_crtc->lut.depth != drm_fb->depth) { | |
832 | nv_crtc->lut.depth = drm_fb->depth; | |
833 | nv_crtc_gamma_load(crtc); | |
834 | } | |
835 | ||
836 | /* Update the framebuffer format. */ | |
837 | regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] &= ~3; | |
838 | regp->CRTC[NV_CIO_CRE_PIXEL_INDEX] |= (crtc->fb->depth + 1) / 8; | |
839 | regp->ramdac_gen_ctrl &= ~NV_PRAMDAC_GENERAL_CONTROL_ALT_MODE_SEL; | |
840 | if (crtc->fb->depth == 16) | |
841 | regp->ramdac_gen_ctrl |= NV_PRAMDAC_GENERAL_CONTROL_ALT_MODE_SEL; | |
842 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_PIXEL_INDEX); | |
843 | NVWriteRAMDAC(dev, nv_crtc->index, NV_PRAMDAC_GENERAL_CONTROL, | |
844 | regp->ramdac_gen_ctrl); | |
845 | ||
01f2c773 | 846 | regp->CRTC[NV_CIO_CR_OFFSET_INDEX] = drm_fb->pitches[0] >> 3; |
6ee73861 | 847 | regp->CRTC[NV_CIO_CRE_RPC0_INDEX] = |
01f2c773 | 848 | XLATE(drm_fb->pitches[0] >> 3, 8, NV_CIO_CRE_RPC0_OFFSET_10_8); |
c1003d9c | 849 | regp->CRTC[NV_CIO_CRE_42] = |
01f2c773 | 850 | XLATE(drm_fb->pitches[0] / 8, 11, NV_CIO_CRE_42_OFFSET_11); |
6ee73861 BS |
851 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_RPC0_INDEX); |
852 | crtc_wr_cio_state(crtc, regp, NV_CIO_CR_OFFSET_INDEX); | |
c1003d9c | 853 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_42); |
6ee73861 BS |
854 | |
855 | /* Update the framebuffer location. */ | |
856 | regp->fb_start = nv_crtc->fb.offset & ~3; | |
01f2c773 | 857 | regp->fb_start += (y * drm_fb->pitches[0]) + (x * drm_fb->bits_per_pixel / 8); |
5794b5fd | 858 | nv_set_crtc_base(dev, nv_crtc->index, regp->fb_start); |
6ee73861 BS |
859 | |
860 | /* Update the arbitration parameters. */ | |
861 | nouveau_calc_arb(dev, crtc->mode.clock, drm_fb->bits_per_pixel, | |
862 | &arb_burst, &arb_lwm); | |
863 | ||
864 | regp->CRTC[NV_CIO_CRE_FF_INDEX] = arb_burst; | |
865 | regp->CRTC[NV_CIO_CRE_FFLWM__INDEX] = arb_lwm & 0xff; | |
866 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_FF_INDEX); | |
867 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_FFLWM__INDEX); | |
868 | ||
77145f1c | 869 | if (nv_device(drm->device)->card_type >= NV_20) { |
6ee73861 BS |
870 | regp->CRTC[NV_CIO_CRE_47] = arb_lwm >> 8; |
871 | crtc_wr_cio_state(crtc, regp, NV_CIO_CRE_47); | |
872 | } | |
873 | ||
874 | return 0; | |
875 | } | |
876 | ||
be64c2bb CB |
877 | static int |
878 | nv04_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, | |
879 | struct drm_framebuffer *old_fb) | |
880 | { | |
881 | return nv04_crtc_do_mode_set_base(crtc, old_fb, x, y, false); | |
882 | } | |
883 | ||
884 | static int | |
885 | nv04_crtc_mode_set_base_atomic(struct drm_crtc *crtc, | |
886 | struct drm_framebuffer *fb, | |
21c74a8e | 887 | int x, int y, enum mode_set_atomic state) |
be64c2bb | 888 | { |
77145f1c BS |
889 | struct nouveau_drm *drm = nouveau_drm(crtc->dev); |
890 | struct drm_device *dev = drm->dev; | |
a424d761 | 891 | |
21c74a8e | 892 | if (state == ENTER_ATOMIC_MODE_SET) |
a424d761 CB |
893 | nouveau_fbcon_save_disable_accel(dev); |
894 | else | |
895 | nouveau_fbcon_restore_accel(dev); | |
896 | ||
be64c2bb CB |
897 | return nv04_crtc_do_mode_set_base(crtc, fb, x, y, true); |
898 | } | |
899 | ||
6ee73861 BS |
900 | static void nv04_cursor_upload(struct drm_device *dev, struct nouveau_bo *src, |
901 | struct nouveau_bo *dst) | |
902 | { | |
903 | int width = nv_cursor_width(dev); | |
904 | uint32_t pixel; | |
905 | int i, j; | |
906 | ||
907 | for (i = 0; i < width; i++) { | |
908 | for (j = 0; j < width; j++) { | |
909 | pixel = nouveau_bo_rd32(src, i*64 + j); | |
910 | ||
911 | nouveau_bo_wr16(dst, i*width + j, (pixel & 0x80000000) >> 16 | |
912 | | (pixel & 0xf80000) >> 9 | |
913 | | (pixel & 0xf800) >> 6 | |
914 | | (pixel & 0xf8) >> 3); | |
915 | } | |
916 | } | |
917 | } | |
918 | ||
919 | static void nv11_cursor_upload(struct drm_device *dev, struct nouveau_bo *src, | |
920 | struct nouveau_bo *dst) | |
921 | { | |
922 | uint32_t pixel; | |
923 | int alpha, i; | |
924 | ||
925 | /* nv11+ supports premultiplied (PM), or non-premultiplied (NPM) alpha | |
926 | * cursors (though NPM in combination with fp dithering may not work on | |
927 | * nv11, from "nv" driver history) | |
928 | * NPM mode needs NV_PCRTC_CURSOR_CONFIG_ALPHA_BLEND set and is what the | |
929 | * blob uses, however we get given PM cursors so we use PM mode | |
930 | */ | |
931 | for (i = 0; i < 64 * 64; i++) { | |
932 | pixel = nouveau_bo_rd32(src, i); | |
933 | ||
934 | /* hw gets unhappy if alpha <= rgb values. for a PM image "less | |
935 | * than" shouldn't happen; fix "equal to" case by adding one to | |
936 | * alpha channel (slightly inaccurate, but so is attempting to | |
937 | * get back to NPM images, due to limits of integer precision) | |
938 | */ | |
939 | alpha = pixel >> 24; | |
940 | if (alpha > 0 && alpha < 255) | |
941 | pixel = (pixel & 0x00ffffff) | ((alpha + 1) << 24); | |
942 | ||
943 | #ifdef __BIG_ENDIAN | |
944 | { | |
77145f1c | 945 | struct nouveau_drm *drm = nouveau_drm(dev); |
6ee73861 | 946 | |
77145f1c | 947 | if (nv_device(drm->device)->chipset == 0x11) { |
6ee73861 BS |
948 | pixel = ((pixel & 0x000000ff) << 24) | |
949 | ((pixel & 0x0000ff00) << 8) | | |
950 | ((pixel & 0x00ff0000) >> 8) | | |
951 | ((pixel & 0xff000000) >> 24); | |
952 | } | |
953 | } | |
954 | #endif | |
955 | ||
956 | nouveau_bo_wr32(dst, i, pixel); | |
957 | } | |
958 | } | |
959 | ||
960 | static int | |
961 | nv04_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, | |
962 | uint32_t buffer_handle, uint32_t width, uint32_t height) | |
963 | { | |
77145f1c BS |
964 | struct nouveau_drm *drm = nouveau_drm(crtc->dev); |
965 | struct drm_device *dev = drm->dev; | |
6ee73861 BS |
966 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); |
967 | struct nouveau_bo *cursor = NULL; | |
968 | struct drm_gem_object *gem; | |
969 | int ret = 0; | |
970 | ||
6ee73861 BS |
971 | if (!buffer_handle) { |
972 | nv_crtc->cursor.hide(nv_crtc, true); | |
973 | return 0; | |
974 | } | |
975 | ||
b4fa9d0f MS |
976 | if (width != 64 || height != 64) |
977 | return -EINVAL; | |
978 | ||
6ee73861 BS |
979 | gem = drm_gem_object_lookup(dev, file_priv, buffer_handle); |
980 | if (!gem) | |
bf79cb91 | 981 | return -ENOENT; |
6ee73861 BS |
982 | cursor = nouveau_gem_object(gem); |
983 | ||
984 | ret = nouveau_bo_map(cursor); | |
985 | if (ret) | |
986 | goto out; | |
987 | ||
77145f1c | 988 | if (nv_device(drm->device)->chipset >= 0x11) |
6ee73861 BS |
989 | nv11_cursor_upload(dev, cursor, nv_crtc->cursor.nvbo); |
990 | else | |
991 | nv04_cursor_upload(dev, cursor, nv_crtc->cursor.nvbo); | |
992 | ||
993 | nouveau_bo_unmap(cursor); | |
994 | nv_crtc->cursor.offset = nv_crtc->cursor.nvbo->bo.offset; | |
995 | nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.offset); | |
996 | nv_crtc->cursor.show(nv_crtc, true); | |
997 | out: | |
bc9025bd | 998 | drm_gem_object_unreference_unlocked(gem); |
6ee73861 BS |
999 | return ret; |
1000 | } | |
1001 | ||
1002 | static int | |
1003 | nv04_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) | |
1004 | { | |
1005 | struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); | |
1006 | ||
1007 | nv_crtc->cursor.set_pos(nv_crtc, x, y); | |
1008 | return 0; | |
1009 | } | |
1010 | ||
5addcf0a DA |
1011 | int |
1012 | nouveau_crtc_set_config(struct drm_mode_set *set) | |
1013 | { | |
1014 | struct drm_device *dev; | |
1015 | struct nouveau_drm *drm; | |
1016 | int ret; | |
1017 | struct drm_crtc *crtc; | |
1018 | bool active = false; | |
1019 | if (!set || !set->crtc) | |
1020 | return -EINVAL; | |
1021 | ||
1022 | dev = set->crtc->dev; | |
1023 | ||
1024 | /* get a pm reference here */ | |
1025 | ret = pm_runtime_get_sync(dev->dev); | |
1026 | if (ret < 0) | |
1027 | return ret; | |
1028 | ||
1029 | ret = drm_crtc_helper_set_config(set); | |
1030 | ||
1031 | drm = nouveau_drm(dev); | |
1032 | ||
1033 | /* if we get here with no crtcs active then we can drop a reference */ | |
1034 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
1035 | if (crtc->enabled) | |
1036 | active = true; | |
1037 | } | |
1038 | ||
1039 | pm_runtime_mark_last_busy(dev->dev); | |
1040 | /* if we have active crtcs and we don't have a power ref, | |
1041 | take the current one */ | |
1042 | if (active && !drm->have_disp_power_ref) { | |
1043 | drm->have_disp_power_ref = true; | |
1044 | return ret; | |
1045 | } | |
1046 | /* if we have no active crtcs, then drop the power ref | |
1047 | we got before */ | |
1048 | if (!active && drm->have_disp_power_ref) { | |
1049 | pm_runtime_put_autosuspend(dev->dev); | |
1050 | drm->have_disp_power_ref = false; | |
1051 | } | |
1052 | /* drop the power reference we got coming in here */ | |
1053 | pm_runtime_put_autosuspend(dev->dev); | |
1054 | return ret; | |
1055 | } | |
1056 | ||
6ee73861 BS |
1057 | static const struct drm_crtc_funcs nv04_crtc_funcs = { |
1058 | .save = nv_crtc_save, | |
1059 | .restore = nv_crtc_restore, | |
1060 | .cursor_set = nv04_crtc_cursor_set, | |
1061 | .cursor_move = nv04_crtc_cursor_move, | |
1062 | .gamma_set = nv_crtc_gamma_set, | |
5addcf0a | 1063 | .set_config = nouveau_crtc_set_config, |
332b242f | 1064 | .page_flip = nouveau_crtc_page_flip, |
6ee73861 BS |
1065 | .destroy = nv_crtc_destroy, |
1066 | }; | |
1067 | ||
1068 | static const struct drm_crtc_helper_funcs nv04_crtc_helper_funcs = { | |
1069 | .dpms = nv_crtc_dpms, | |
1070 | .prepare = nv_crtc_prepare, | |
1071 | .commit = nv_crtc_commit, | |
1072 | .mode_fixup = nv_crtc_mode_fixup, | |
1073 | .mode_set = nv_crtc_mode_set, | |
1074 | .mode_set_base = nv04_crtc_mode_set_base, | |
be64c2bb | 1075 | .mode_set_base_atomic = nv04_crtc_mode_set_base_atomic, |
6ee73861 BS |
1076 | .load_lut = nv_crtc_gamma_load, |
1077 | }; | |
1078 | ||
1079 | int | |
1080 | nv04_crtc_create(struct drm_device *dev, int crtc_num) | |
1081 | { | |
1082 | struct nouveau_crtc *nv_crtc; | |
1083 | int ret, i; | |
1084 | ||
1085 | nv_crtc = kzalloc(sizeof(*nv_crtc), GFP_KERNEL); | |
1086 | if (!nv_crtc) | |
1087 | return -ENOMEM; | |
1088 | ||
1089 | for (i = 0; i < 256; i++) { | |
1090 | nv_crtc->lut.r[i] = i << 8; | |
1091 | nv_crtc->lut.g[i] = i << 8; | |
1092 | nv_crtc->lut.b[i] = i << 8; | |
1093 | } | |
1094 | nv_crtc->lut.depth = 0; | |
1095 | ||
1096 | nv_crtc->index = crtc_num; | |
1097 | nv_crtc->last_dpms = NV_DPMS_CLEARED; | |
1098 | ||
1099 | drm_crtc_init(dev, &nv_crtc->base, &nv04_crtc_funcs); | |
1100 | drm_crtc_helper_add(&nv_crtc->base, &nv04_crtc_helper_funcs); | |
1101 | drm_mode_crtc_set_gamma_size(&nv_crtc->base, 256); | |
1102 | ||
7375c95b | 1103 | ret = nouveau_bo_new(dev, 64*64*4, 0x100, TTM_PL_FLAG_VRAM, |
22b33e8e | 1104 | 0, 0x0000, NULL, &nv_crtc->cursor.nvbo); |
6ee73861 BS |
1105 | if (!ret) { |
1106 | ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM); | |
04c8c210 | 1107 | if (!ret) { |
6ee73861 | 1108 | ret = nouveau_bo_map(nv_crtc->cursor.nvbo); |
04c8c210 MS |
1109 | if (ret) |
1110 | nouveau_bo_unpin(nv_crtc->cursor.nvbo); | |
1111 | } | |
6ee73861 BS |
1112 | if (ret) |
1113 | nouveau_bo_ref(NULL, &nv_crtc->cursor.nvbo); | |
1114 | } | |
1115 | ||
1116 | nv04_cursor_init(nv_crtc); | |
1117 | ||
1118 | return 0; | |
1119 | } |