Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 Maarten Maathuis. |
| 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 | |
| 30 | #define NOUVEAU_DMA_DEBUG (nouveau_reg_debug & NOUVEAU_REG_DEBUG_EVO) |
| 31 | #include "nouveau_reg.h" |
| 32 | #include "nouveau_drv.h" |
| 33 | #include "nouveau_dma.h" |
| 34 | #include "nouveau_encoder.h" |
| 35 | #include "nouveau_connector.h" |
| 36 | #include "nouveau_crtc.h" |
| 37 | #include "nv50_display.h" |
| 38 | |
| 39 | static void |
| 40 | nv50_sor_disconnect(struct nouveau_encoder *nv_encoder) |
| 41 | { |
| 42 | struct drm_device *dev = to_drm_encoder(nv_encoder)->dev; |
| 43 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
| 44 | struct nouveau_channel *evo = dev_priv->evo; |
| 45 | int ret; |
| 46 | |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 47 | NV_DEBUG_KMS(dev, "Disconnecting SOR %d\n", nv_encoder->or); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 48 | |
| 49 | ret = RING_SPACE(evo, 2); |
| 50 | if (ret) { |
| 51 | NV_ERROR(dev, "no space while disconnecting SOR\n"); |
| 52 | return; |
| 53 | } |
| 54 | BEGIN_RING(evo, 0, NV50_EVO_SOR(nv_encoder->or, MODE_CTRL), 1); |
| 55 | OUT_RING(evo, 0); |
| 56 | } |
| 57 | |
| 58 | static void |
| 59 | nv50_sor_dp_link_train(struct drm_encoder *encoder) |
| 60 | { |
| 61 | struct drm_device *dev = encoder->dev; |
| 62 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); |
| 63 | struct bit_displayport_encoder_table *dpe; |
| 64 | int dpe_headerlen; |
| 65 | |
| 66 | dpe = nouveau_bios_dp_table(dev, nv_encoder->dcb, &dpe_headerlen); |
| 67 | if (!dpe) { |
| 68 | NV_ERROR(dev, "SOR-%d: no DP encoder table!\n", nv_encoder->or); |
| 69 | return; |
| 70 | } |
| 71 | |
| 72 | if (dpe->script0) { |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 73 | NV_DEBUG_KMS(dev, "SOR-%d: running DP script 0\n", nv_encoder->or); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 74 | nouveau_bios_run_init_table(dev, le16_to_cpu(dpe->script0), |
| 75 | nv_encoder->dcb); |
| 76 | } |
| 77 | |
| 78 | if (!nouveau_dp_link_train(encoder)) |
| 79 | NV_ERROR(dev, "SOR-%d: link training failed\n", nv_encoder->or); |
| 80 | |
| 81 | if (dpe->script1) { |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 82 | NV_DEBUG_KMS(dev, "SOR-%d: running DP script 1\n", nv_encoder->or); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 83 | nouveau_bios_run_init_table(dev, le16_to_cpu(dpe->script1), |
| 84 | nv_encoder->dcb); |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | static void |
| 89 | nv50_sor_dpms(struct drm_encoder *encoder, int mode) |
| 90 | { |
| 91 | struct drm_device *dev = encoder->dev; |
| 92 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); |
Ben Skeggs | 1622653 | 2010-01-22 10:57:01 +1000 | [diff] [blame] | 93 | struct drm_encoder *enc; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 94 | uint32_t val; |
| 95 | int or = nv_encoder->or; |
| 96 | |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 97 | NV_DEBUG_KMS(dev, "or %d mode %d\n", or, mode); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 98 | |
Ben Skeggs | 1622653 | 2010-01-22 10:57:01 +1000 | [diff] [blame] | 99 | nv_encoder->last_dpms = mode; |
| 100 | list_for_each_entry(enc, &dev->mode_config.encoder_list, head) { |
| 101 | struct nouveau_encoder *nvenc = nouveau_encoder(enc); |
| 102 | |
| 103 | if (nvenc == nv_encoder || |
Ben Skeggs | 5025b43 | 2010-02-09 12:30:35 +1000 | [diff] [blame] | 104 | nvenc->disconnect != nv50_sor_disconnect || |
Ben Skeggs | 1622653 | 2010-01-22 10:57:01 +1000 | [diff] [blame] | 105 | nvenc->dcb->or != nv_encoder->dcb->or) |
| 106 | continue; |
| 107 | |
| 108 | if (nvenc->last_dpms == DRM_MODE_DPMS_ON) |
| 109 | return; |
| 110 | } |
| 111 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 112 | /* wait for it to be done */ |
| 113 | if (!nv_wait(NV50_PDISPLAY_SOR_DPMS_CTRL(or), |
| 114 | NV50_PDISPLAY_SOR_DPMS_CTRL_PENDING, 0)) { |
| 115 | NV_ERROR(dev, "timeout: SOR_DPMS_CTRL_PENDING(%d) == 0\n", or); |
| 116 | NV_ERROR(dev, "SOR_DPMS_CTRL(%d) = 0x%08x\n", or, |
| 117 | nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_CTRL(or))); |
| 118 | } |
| 119 | |
| 120 | val = nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_CTRL(or)); |
| 121 | |
| 122 | if (mode == DRM_MODE_DPMS_ON) |
| 123 | val |= NV50_PDISPLAY_SOR_DPMS_CTRL_ON; |
| 124 | else |
| 125 | val &= ~NV50_PDISPLAY_SOR_DPMS_CTRL_ON; |
| 126 | |
| 127 | nv_wr32(dev, NV50_PDISPLAY_SOR_DPMS_CTRL(or), val | |
| 128 | NV50_PDISPLAY_SOR_DPMS_CTRL_PENDING); |
| 129 | if (!nv_wait(NV50_PDISPLAY_SOR_DPMS_STATE(or), |
| 130 | NV50_PDISPLAY_SOR_DPMS_STATE_WAIT, 0)) { |
| 131 | NV_ERROR(dev, "timeout: SOR_DPMS_STATE_WAIT(%d) == 0\n", or); |
| 132 | NV_ERROR(dev, "SOR_DPMS_STATE(%d) = 0x%08x\n", or, |
| 133 | nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_STATE(or))); |
| 134 | } |
| 135 | |
| 136 | if (nv_encoder->dcb->type == OUTPUT_DP && mode == DRM_MODE_DPMS_ON) |
| 137 | nv50_sor_dp_link_train(encoder); |
| 138 | } |
| 139 | |
| 140 | static void |
| 141 | nv50_sor_save(struct drm_encoder *encoder) |
| 142 | { |
| 143 | NV_ERROR(encoder->dev, "!!\n"); |
| 144 | } |
| 145 | |
| 146 | static void |
| 147 | nv50_sor_restore(struct drm_encoder *encoder) |
| 148 | { |
| 149 | NV_ERROR(encoder->dev, "!!\n"); |
| 150 | } |
| 151 | |
| 152 | static bool |
| 153 | nv50_sor_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, |
| 154 | struct drm_display_mode *adjusted_mode) |
| 155 | { |
| 156 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); |
| 157 | struct nouveau_connector *connector; |
| 158 | |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 159 | NV_DEBUG_KMS(encoder->dev, "or %d\n", nv_encoder->or); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 160 | |
| 161 | connector = nouveau_encoder_connector_get(nv_encoder); |
| 162 | if (!connector) { |
| 163 | NV_ERROR(encoder->dev, "Encoder has no connector\n"); |
| 164 | return false; |
| 165 | } |
| 166 | |
| 167 | if (connector->scaling_mode != DRM_MODE_SCALE_NONE && |
| 168 | connector->native_mode) { |
| 169 | int id = adjusted_mode->base.id; |
| 170 | *adjusted_mode = *connector->native_mode; |
| 171 | adjusted_mode->base.id = id; |
| 172 | } |
| 173 | |
| 174 | return true; |
| 175 | } |
| 176 | |
| 177 | static void |
| 178 | nv50_sor_prepare(struct drm_encoder *encoder) |
| 179 | { |
| 180 | } |
| 181 | |
| 182 | static void |
| 183 | nv50_sor_commit(struct drm_encoder *encoder) |
| 184 | { |
| 185 | } |
| 186 | |
| 187 | static void |
| 188 | nv50_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, |
| 189 | struct drm_display_mode *adjusted_mode) |
| 190 | { |
| 191 | struct drm_nouveau_private *dev_priv = encoder->dev->dev_private; |
| 192 | struct nouveau_channel *evo = dev_priv->evo; |
| 193 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); |
| 194 | struct drm_device *dev = encoder->dev; |
| 195 | struct nouveau_crtc *crtc = nouveau_crtc(encoder->crtc); |
| 196 | uint32_t mode_ctl = 0; |
| 197 | int ret; |
| 198 | |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 199 | NV_DEBUG_KMS(dev, "or %d\n", nv_encoder->or); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 200 | |
| 201 | nv50_sor_dpms(encoder, DRM_MODE_DPMS_ON); |
| 202 | |
| 203 | switch (nv_encoder->dcb->type) { |
| 204 | case OUTPUT_TMDS: |
| 205 | if (nv_encoder->dcb->sorconf.link & 1) { |
| 206 | if (adjusted_mode->clock < 165000) |
| 207 | mode_ctl = 0x0100; |
| 208 | else |
| 209 | mode_ctl = 0x0500; |
| 210 | } else |
| 211 | mode_ctl = 0x0200; |
| 212 | break; |
| 213 | case OUTPUT_DP: |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 214 | mode_ctl |= (nv_encoder->dp.mc_unknown << 16); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 215 | if (nv_encoder->dcb->sorconf.link & 1) |
| 216 | mode_ctl |= 0x00000800; |
| 217 | else |
| 218 | mode_ctl |= 0x00000900; |
| 219 | break; |
| 220 | default: |
| 221 | break; |
| 222 | } |
| 223 | |
| 224 | if (crtc->index == 1) |
| 225 | mode_ctl |= NV50_EVO_SOR_MODE_CTRL_CRTC1; |
| 226 | else |
| 227 | mode_ctl |= NV50_EVO_SOR_MODE_CTRL_CRTC0; |
| 228 | |
| 229 | if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) |
| 230 | mode_ctl |= NV50_EVO_SOR_MODE_CTRL_NHSYNC; |
| 231 | |
| 232 | if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) |
| 233 | mode_ctl |= NV50_EVO_SOR_MODE_CTRL_NVSYNC; |
| 234 | |
| 235 | ret = RING_SPACE(evo, 2); |
| 236 | if (ret) { |
| 237 | NV_ERROR(dev, "no space while connecting SOR\n"); |
| 238 | return; |
| 239 | } |
| 240 | BEGIN_RING(evo, 0, NV50_EVO_SOR(nv_encoder->or, MODE_CTRL), 1); |
| 241 | OUT_RING(evo, mode_ctl); |
| 242 | } |
| 243 | |
| 244 | static const struct drm_encoder_helper_funcs nv50_sor_helper_funcs = { |
| 245 | .dpms = nv50_sor_dpms, |
| 246 | .save = nv50_sor_save, |
| 247 | .restore = nv50_sor_restore, |
| 248 | .mode_fixup = nv50_sor_mode_fixup, |
| 249 | .prepare = nv50_sor_prepare, |
| 250 | .commit = nv50_sor_commit, |
| 251 | .mode_set = nv50_sor_mode_set, |
| 252 | .detect = NULL |
| 253 | }; |
| 254 | |
| 255 | static void |
| 256 | nv50_sor_destroy(struct drm_encoder *encoder) |
| 257 | { |
| 258 | struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); |
| 259 | |
| 260 | if (!encoder) |
| 261 | return; |
| 262 | |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 263 | NV_DEBUG_KMS(encoder->dev, "\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 264 | |
| 265 | drm_encoder_cleanup(encoder); |
| 266 | |
| 267 | kfree(nv_encoder); |
| 268 | } |
| 269 | |
| 270 | static const struct drm_encoder_funcs nv50_sor_encoder_funcs = { |
| 271 | .destroy = nv50_sor_destroy, |
| 272 | }; |
| 273 | |
| 274 | int |
| 275 | nv50_sor_create(struct drm_device *dev, struct dcb_entry *entry) |
| 276 | { |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 277 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 278 | struct nouveau_encoder *nv_encoder = NULL; |
| 279 | struct drm_encoder *encoder; |
| 280 | bool dum; |
| 281 | int type; |
| 282 | |
Maarten Maathuis | ef2bb50 | 2009-12-13 16:53:12 +0100 | [diff] [blame] | 283 | NV_DEBUG_KMS(dev, "\n"); |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 284 | |
| 285 | switch (entry->type) { |
| 286 | case OUTPUT_TMDS: |
| 287 | NV_INFO(dev, "Detected a TMDS output\n"); |
| 288 | type = DRM_MODE_ENCODER_TMDS; |
| 289 | break; |
| 290 | case OUTPUT_LVDS: |
| 291 | NV_INFO(dev, "Detected a LVDS output\n"); |
| 292 | type = DRM_MODE_ENCODER_LVDS; |
| 293 | |
| 294 | if (nouveau_bios_parse_lvds_table(dev, 0, &dum, &dum)) { |
| 295 | NV_ERROR(dev, "Failed parsing LVDS table\n"); |
| 296 | return -EINVAL; |
| 297 | } |
| 298 | break; |
| 299 | case OUTPUT_DP: |
| 300 | NV_INFO(dev, "Detected a DP output\n"); |
| 301 | type = DRM_MODE_ENCODER_TMDS; |
| 302 | break; |
| 303 | default: |
| 304 | return -EINVAL; |
| 305 | } |
| 306 | |
| 307 | nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL); |
| 308 | if (!nv_encoder) |
| 309 | return -ENOMEM; |
| 310 | encoder = to_drm_encoder(nv_encoder); |
| 311 | |
| 312 | nv_encoder->dcb = entry; |
| 313 | nv_encoder->or = ffs(entry->or) - 1; |
| 314 | |
| 315 | nv_encoder->disconnect = nv50_sor_disconnect; |
| 316 | |
| 317 | drm_encoder_init(dev, encoder, &nv50_sor_encoder_funcs, type); |
| 318 | drm_encoder_helper_add(encoder, &nv50_sor_helper_funcs); |
| 319 | |
| 320 | encoder->possible_crtcs = entry->heads; |
| 321 | encoder->possible_clones = 0; |
| 322 | |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 323 | if (nv_encoder->dcb->type == OUTPUT_DP) { |
Ben Skeggs | afa3b4c | 2010-04-23 08:21:48 +1000 | [diff] [blame] | 324 | int or = nv_encoder->or, link = !(entry->dpconf.sor.link & 1); |
| 325 | uint32_t tmp; |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 326 | |
| 327 | if (dev_priv->chipset < 0x90 || |
| 328 | dev_priv->chipset == 0x92 || dev_priv->chipset == 0xa0) |
Ben Skeggs | afa3b4c | 2010-04-23 08:21:48 +1000 | [diff] [blame] | 329 | tmp = nv_rd32(dev, NV50_PDISPLAY_SOR_MODE_CTRL_C(or)); |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 330 | else |
Ben Skeggs | afa3b4c | 2010-04-23 08:21:48 +1000 | [diff] [blame] | 331 | tmp = nv_rd32(dev, NV90_PDISPLAY_SOR_MODE_CTRL_C(or)); |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 332 | |
Ben Skeggs | afa3b4c | 2010-04-23 08:21:48 +1000 | [diff] [blame] | 333 | switch ((tmp & 0x00000f00) >> 8) { |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 334 | case 8: |
| 335 | case 9: |
Ben Skeggs | afa3b4c | 2010-04-23 08:21:48 +1000 | [diff] [blame] | 336 | nv_encoder->dp.mc_unknown = (tmp & 0x000f0000) >> 16; |
| 337 | tmp = nv_rd32(dev, NV50_SOR_DP_CTRL(or, link)); |
| 338 | nv_encoder->dp.unk0 = tmp & 0x000001fc; |
| 339 | tmp = nv_rd32(dev, NV50_SOR_DP_UNK128(or, link)); |
| 340 | nv_encoder->dp.unk1 = tmp & 0x010f7f3f; |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 341 | break; |
| 342 | default: |
| 343 | break; |
| 344 | } |
Ben Skeggs | e60a9df | 2010-03-30 16:01:41 +1000 | [diff] [blame] | 345 | |
| 346 | if (!nv_encoder->dp.mc_unknown) |
| 347 | nv_encoder->dp.mc_unknown = 5; |
Ben Skeggs | 6f335a7 | 2010-03-29 10:06:09 +1000 | [diff] [blame] | 348 | } |
| 349 | |
Ben Skeggs | 6ee7386 | 2009-12-11 19:24:15 +1000 | [diff] [blame] | 350 | return 0; |
| 351 | } |