drivers/gpu/drm/gma500/cdv_device.c

   1 /**************************************************************************
   2  * Copyright (c) 2011, Intel Corporation.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  **************************************************************************/
  19
  20 #include <linux/backlight.h>
  21 #include <drm/drmP.h>
  22 #include <drm/drm.h>
  23 #include <drm/gma_drm.h>
  24 #include "psb_drv.h"
  25 #include "psb_reg.h"
  26 #include "psb_intel_reg.h"
  27 #include "intel_bios.h"
  28 #include "cdv_device.h"
  29
  30 #define VGA_SR_INDEX            0x3c4
  31 #define VGA_SR_DATA             0x3c5
  32
  33 static void cdv_disable_vga(struct drm_device *dev)
  34 {
  35         u8 sr1;
  36         u32 vga_reg;
  37
  38         vga_reg = VGACNTRL;
  39
  40         outb(1, VGA_SR_INDEX);
  41         sr1 = inb(VGA_SR_DATA);
  42         outb(sr1 | 1<<5, VGA_SR_DATA);
  43         udelay(300);
  44
  45         REG_WRITE(vga_reg, VGA_DISP_DISABLE);
  46         REG_READ(vga_reg);
  47 }
  48
  49 static int cdv_output_init(struct drm_device *dev)
  50 {
  51         struct drm_psb_private *dev_priv = dev->dev_private;
  52
  53         drm_mode_create_scaling_mode_property(dev);
  54
  55         cdv_disable_vga(dev);
  56
  57         cdv_intel_crt_init(dev, &dev_priv->mode_dev);
  58         cdv_intel_lvds_init(dev, &dev_priv->mode_dev);
  59
  60         /* These bits indicate HDMI not SDVO on CDV */
  61         if (REG_READ(SDVOB) & SDVO_DETECTED) {
  62                 cdv_hdmi_init(dev, &dev_priv->mode_dev, SDVOB);
  63                 if (REG_READ(DP_B) & DP_DETECTED)
  64                         cdv_intel_dp_init(dev, &dev_priv->mode_dev, DP_B);
  65         }
  66
  67         if (REG_READ(SDVOC) & SDVO_DETECTED) {
  68                 cdv_hdmi_init(dev, &dev_priv->mode_dev, SDVOC);
  69                 if (REG_READ(DP_C) & DP_DETECTED)
  70                         cdv_intel_dp_init(dev, &dev_priv->mode_dev, DP_C);
  71         }
  72         return 0;
  73 }
  74
  75 #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
  76
  77 /*
  78  *      Cedartrail Backlght Interfaces
  79  */
  80
  81 static struct backlight_device *cdv_backlight_device;
  82
  83 static int cdv_backlight_combination_mode(struct drm_device *dev)
  84 {
  85         return REG_READ(BLC_PWM_CTL2) & PWM_LEGACY_MODE;
  86 }
  87
  88 static u32 cdv_get_max_backlight(struct drm_device *dev)
  89 {
  90         u32 max = REG_READ(BLC_PWM_CTL);
  91
  92         if (max == 0) {
  93                 DRM_DEBUG_KMS("LVDS Panel PWM value is 0!\n");
  94                 /* i915 does this, I believe which means that we should not
  95                  * smash PWM control as firmware will take control of it. */
  96                 return 1;
  97         }
  98
  99         max >>= 16;
 100         if (cdv_backlight_combination_mode(dev))
 101                 max *= 0xff;
 102         return max;
 103 }
 104
 105 static int cdv_get_brightness(struct backlight_device *bd)
 106 {
 107         struct drm_device *dev = bl_get_data(bd);
 108         u32 val = REG_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK;
 109
 110         if (cdv_backlight_combination_mode(dev)) {
 111                 u8 lbpc;
 112
 113                 val &= ~1;
 114                 pci_read_config_byte(dev->pdev, 0xF4, &lbpc);
 115                 val *= lbpc;
 116         }
 117         return (val * 100)/cdv_get_max_backlight(dev);
 118
 119 }
 120
 121 static int cdv_set_brightness(struct backlight_device *bd)
 122 {
 123         struct drm_device *dev = bl_get_data(bd);
 124         int level = bd->props.brightness;
 125         u32 blc_pwm_ctl;
 126
 127         /* Percentage 1-100% being valid */
 128         if (level < 1)
 129                 level = 1;
 130
 131         level *= cdv_get_max_backlight(dev);
 132         level /= 100;
 133
 134         if (cdv_backlight_combination_mode(dev)) {
 135                 u32 max = cdv_get_max_backlight(dev);
 136                 u8 lbpc;
 137
 138                 lbpc = level * 0xfe / max + 1;
 139                 level /= lbpc;
 140
 141                 pci_write_config_byte(dev->pdev, 0xF4, lbpc);
 142         }
 143
 144         blc_pwm_ctl = REG_READ(BLC_PWM_CTL) & ~BACKLIGHT_DUTY_CYCLE_MASK;
 145         REG_WRITE(BLC_PWM_CTL, (blc_pwm_ctl |
 146                                 (level << BACKLIGHT_DUTY_CYCLE_SHIFT)));
 147         return 0;
 148 }
 149
 150 static const struct backlight_ops cdv_ops = {
 151         .get_brightness = cdv_get_brightness,
 152         .update_status  = cdv_set_brightness,
 153 };
 154
 155 static int cdv_backlight_init(struct drm_device *dev)
 156 {
 157         struct drm_psb_private *dev_priv = dev->dev_private;
 158         struct backlight_properties props;
 159
 160         memset(&props, 0, sizeof(struct backlight_properties));
 161         props.max_brightness = 100;
 162         props.type = BACKLIGHT_PLATFORM;
 163
 164         cdv_backlight_device = backlight_device_register("psb-bl",
 165                                         NULL, (void *)dev, &cdv_ops, &props);
 166         if (IS_ERR(cdv_backlight_device))
 167                 return PTR_ERR(cdv_backlight_device);
 168
 169         cdv_backlight_device->props.brightness =
 170                         cdv_get_brightness(cdv_backlight_device);
 171         backlight_update_status(cdv_backlight_device);
 172         dev_priv->backlight_device = cdv_backlight_device;
 173         dev_priv->backlight_enabled = true;
 174         return 0;
 175 }
 176
 177 #endif
 178
 179 /*
 180  *      Provide the Cedarview specific chip logic and low level methods
 181  *      for power management
 182  *
 183  *      FIXME: we need to implement the apm/ospm base management bits
 184  *      for this and the MID devices.
 185  */
 186
 187 static inline u32 CDV_MSG_READ32(uint port, uint offset)
 188 {
 189         int mcr = (0x10<<24) | (port << 16) | (offset << 8);
 190         uint32_t ret_val = 0;
 191         struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
 192         pci_write_config_dword(pci_root, 0xD0, mcr);
 193         pci_read_config_dword(pci_root, 0xD4, &ret_val);
 194         pci_dev_put(pci_root);
 195         return ret_val;
 196 }
 197
 198 static inline void CDV_MSG_WRITE32(uint port, uint offset, u32 value)
 199 {
 200         int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
 201         struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
 202         pci_write_config_dword(pci_root, 0xD4, value);
 203         pci_write_config_dword(pci_root, 0xD0, mcr);
 204         pci_dev_put(pci_root);
 205 }
 206
 207 #define PSB_PM_SSC                      0x20
 208 #define PSB_PM_SSS                      0x30
 209 #define PSB_PWRGT_GFX_ON                0x02
 210 #define PSB_PWRGT_GFX_OFF               0x01
 211 #define PSB_PWRGT_GFX_D0                0x00
 212 #define PSB_PWRGT_GFX_D3                0x03
 213
 214 static void cdv_init_pm(struct drm_device *dev)
 215 {
 216         struct drm_psb_private *dev_priv = dev->dev_private;
 217         u32 pwr_cnt;
 218         int i;
 219
 220         dev_priv->apm_base = CDV_MSG_READ32(PSB_PUNIT_PORT,
 221                                                         PSB_APMBA) & 0xFFFF;
 222         dev_priv->ospm_base = CDV_MSG_READ32(PSB_PUNIT_PORT,
 223                                                         PSB_OSPMBA) & 0xFFFF;
 224
 225         /* Power status */
 226         pwr_cnt = inl(dev_priv->apm_base + PSB_APM_CMD);
 227
 228         /* Enable the GPU */
 229         pwr_cnt &= ~PSB_PWRGT_GFX_MASK;
 230         pwr_cnt |= PSB_PWRGT_GFX_ON;
 231         outl(pwr_cnt, dev_priv->apm_base + PSB_APM_CMD);
 232
 233         /* Wait for the GPU power */
 234         for (i = 0; i < 5; i++) {
 235                 u32 pwr_sts = inl(dev_priv->apm_base + PSB_APM_STS);
 236                 if ((pwr_sts & PSB_PWRGT_GFX_MASK) == 0)
 237                         return;
 238                 udelay(10);
 239         }
 240         dev_err(dev->dev, "GPU: power management timed out.\n");
 241 }
 242
 243 static void cdv_errata(struct drm_device *dev)
 244 {
 245         /* Disable bonus launch.
 246          *      CPU and GPU competes for memory and display misses updates and
 247          *      flickers. Worst with dual core, dual displays.
 248          *
 249          *      Fixes were done to Win 7 gfx driver to disable a feature called
 250          *      Bonus Launch to work around the issue, by degrading
 251          *      performance.
 252          */
 253          CDV_MSG_WRITE32(3, 0x30, 0x08027108);
 254 }
 255
 256 /**
 257  *      cdv_save_display_registers      -       save registers lost on suspend
 258  *      @dev: our DRM device
 259  *
 260  *      Save the state we need in order to be able to restore the interface
 261  *      upon resume from suspend
 262  */
 263 static int cdv_save_display_registers(struct drm_device *dev)
 264 {
 265         struct drm_psb_private *dev_priv = dev->dev_private;
 266         struct psb_save_area *regs = &dev_priv->regs;
 267         struct drm_connector *connector;
 268
 269         dev_dbg(dev->dev, "Saving GPU registers.\n");
 270
 271         pci_read_config_byte(dev->pdev, 0xF4, &regs->cdv.saveLBB);
 272
 273         regs->cdv.saveDSPCLK_GATE_D = REG_READ(DSPCLK_GATE_D);
 274         regs->cdv.saveRAMCLK_GATE_D = REG_READ(RAMCLK_GATE_D);
 275
 276         regs->cdv.saveDSPARB = REG_READ(DSPARB);
 277         regs->cdv.saveDSPFW[0] = REG_READ(DSPFW1);
 278         regs->cdv.saveDSPFW[1] = REG_READ(DSPFW2);
 279         regs->cdv.saveDSPFW[2] = REG_READ(DSPFW3);
 280         regs->cdv.saveDSPFW[3] = REG_READ(DSPFW4);
 281         regs->cdv.saveDSPFW[4] = REG_READ(DSPFW5);
 282         regs->cdv.saveDSPFW[5] = REG_READ(DSPFW6);
 283
 284         regs->cdv.saveADPA = REG_READ(ADPA);
 285
 286         regs->cdv.savePP_CONTROL = REG_READ(PP_CONTROL);
 287         regs->cdv.savePFIT_PGM_RATIOS = REG_READ(PFIT_PGM_RATIOS);
 288         regs->saveBLC_PWM_CTL = REG_READ(BLC_PWM_CTL);
 289         regs->saveBLC_PWM_CTL2 = REG_READ(BLC_PWM_CTL2);
 290         regs->cdv.saveLVDS = REG_READ(LVDS);
 291
 292         regs->cdv.savePFIT_CONTROL = REG_READ(PFIT_CONTROL);
 293
 294         regs->cdv.savePP_ON_DELAYS = REG_READ(PP_ON_DELAYS);
 295         regs->cdv.savePP_OFF_DELAYS = REG_READ(PP_OFF_DELAYS);
 296         regs->cdv.savePP_CYCLE = REG_READ(PP_CYCLE);
 297
 298         regs->cdv.saveVGACNTRL = REG_READ(VGACNTRL);
 299
 300         regs->cdv.saveIER = REG_READ(PSB_INT_ENABLE_R);
 301         regs->cdv.saveIMR = REG_READ(PSB_INT_MASK_R);
 302
 303         list_for_each_entry(connector, &dev->mode_config.connector_list, head)
 304                 connector->funcs->dpms(connector, DRM_MODE_DPMS_OFF);
 305
 306         return 0;
 307 }
 308
 309 /**
 310  *      cdv_restore_display_registers   -       restore lost register state
 311  *      @dev: our DRM device
 312  *
 313  *      Restore register state that was lost during suspend and resume.
 314  *
 315  *      FIXME: review
 316  */
 317 static int cdv_restore_display_registers(struct drm_device *dev)
 318 {
 319         struct drm_psb_private *dev_priv = dev->dev_private;
 320         struct psb_save_area *regs = &dev_priv->regs;
 321         struct drm_connector *connector;
 322         u32 temp;
 323
 324         pci_write_config_byte(dev->pdev, 0xF4, regs->cdv.saveLBB);
 325
 326         REG_WRITE(DSPCLK_GATE_D, regs->cdv.saveDSPCLK_GATE_D);
 327         REG_WRITE(RAMCLK_GATE_D, regs->cdv.saveRAMCLK_GATE_D);
 328
 329         /* BIOS does below anyway */
 330         REG_WRITE(DPIO_CFG, 0);
 331         REG_WRITE(DPIO_CFG, DPIO_MODE_SELECT_0 | DPIO_CMN_RESET_N);
 332
 333         temp = REG_READ(DPLL_A);
 334         if ((temp & DPLL_SYNCLOCK_ENABLE) == 0) {
 335                 REG_WRITE(DPLL_A, temp | DPLL_SYNCLOCK_ENABLE);
 336                 REG_READ(DPLL_A);
 337         }
 338
 339         temp = REG_READ(DPLL_B);
 340         if ((temp & DPLL_SYNCLOCK_ENABLE) == 0) {
 341                 REG_WRITE(DPLL_B, temp | DPLL_SYNCLOCK_ENABLE);
 342                 REG_READ(DPLL_B);
 343         }
 344
 345         udelay(500);
 346
 347         REG_WRITE(DSPFW1, regs->cdv.saveDSPFW[0]);
 348         REG_WRITE(DSPFW2, regs->cdv.saveDSPFW[1]);
 349         REG_WRITE(DSPFW3, regs->cdv.saveDSPFW[2]);
 350         REG_WRITE(DSPFW4, regs->cdv.saveDSPFW[3]);
 351         REG_WRITE(DSPFW5, regs->cdv.saveDSPFW[4]);
 352         REG_WRITE(DSPFW6, regs->cdv.saveDSPFW[5]);
 353
 354         REG_WRITE(DSPARB, regs->cdv.saveDSPARB);
 355         REG_WRITE(ADPA, regs->cdv.saveADPA);
 356
 357         REG_WRITE(BLC_PWM_CTL2, regs->saveBLC_PWM_CTL2);
 358         REG_WRITE(LVDS, regs->cdv.saveLVDS);
 359         REG_WRITE(PFIT_CONTROL, regs->cdv.savePFIT_CONTROL);
 360         REG_WRITE(PFIT_PGM_RATIOS, regs->cdv.savePFIT_PGM_RATIOS);
 361         REG_WRITE(BLC_PWM_CTL, regs->saveBLC_PWM_CTL);
 362         REG_WRITE(PP_ON_DELAYS, regs->cdv.savePP_ON_DELAYS);
 363         REG_WRITE(PP_OFF_DELAYS, regs->cdv.savePP_OFF_DELAYS);
 364         REG_WRITE(PP_CYCLE, regs->cdv.savePP_CYCLE);
 365         REG_WRITE(PP_CONTROL, regs->cdv.savePP_CONTROL);
 366
 367         REG_WRITE(VGACNTRL, regs->cdv.saveVGACNTRL);
 368
 369         REG_WRITE(PSB_INT_ENABLE_R, regs->cdv.saveIER);
 370         REG_WRITE(PSB_INT_MASK_R, regs->cdv.saveIMR);
 371
 372         /* Fix arbitration bug */
 373         cdv_errata(dev);
 374
 375         drm_mode_config_reset(dev);
 376
 377         list_for_each_entry(connector, &dev->mode_config.connector_list, head)
 378                 connector->funcs->dpms(connector, DRM_MODE_DPMS_ON);
 379
 380         /* Resume the modeset for every activated CRTC */
 381         drm_helper_resume_force_mode(dev);
 382         return 0;
 383 }
 384
 385 static int cdv_power_down(struct drm_device *dev)
 386 {
 387         struct drm_psb_private *dev_priv = dev->dev_private;
 388         u32 pwr_cnt, pwr_mask, pwr_sts;
 389         int tries = 5;
 390
 391         pwr_cnt = inl(dev_priv->apm_base + PSB_APM_CMD);
 392         pwr_cnt &= ~PSB_PWRGT_GFX_MASK;
 393         pwr_cnt |= PSB_PWRGT_GFX_OFF;
 394         pwr_mask = PSB_PWRGT_GFX_MASK;
 395
 396         outl(pwr_cnt, dev_priv->apm_base + PSB_APM_CMD);
 397
 398         while (tries--) {
 399                 pwr_sts = inl(dev_priv->apm_base + PSB_APM_STS);
 400                 if ((pwr_sts & pwr_mask) == PSB_PWRGT_GFX_D3)
 401                         return 0;
 402                 udelay(10);
 403         }
 404         return 0;
 405 }
 406
 407 static int cdv_power_up(struct drm_device *dev)
 408 {
 409         struct drm_psb_private *dev_priv = dev->dev_private;
 410         u32 pwr_cnt, pwr_mask, pwr_sts;
 411         int tries = 5;
 412
 413         pwr_cnt = inl(dev_priv->apm_base + PSB_APM_CMD);
 414         pwr_cnt &= ~PSB_PWRGT_GFX_MASK;
 415         pwr_cnt |= PSB_PWRGT_GFX_ON;
 416         pwr_mask = PSB_PWRGT_GFX_MASK;
 417
 418         outl(pwr_cnt, dev_priv->apm_base + PSB_APM_CMD);
 419
 420         while (tries--) {
 421                 pwr_sts = inl(dev_priv->apm_base + PSB_APM_STS);
 422                 if ((pwr_sts & pwr_mask) == PSB_PWRGT_GFX_D0)
 423                         return 0;
 424                 udelay(10);
 425         }
 426         return 0;
 427 }
 428
 429 /* FIXME ? - shared with Poulsbo */
 430 static void cdv_get_core_freq(struct drm_device *dev)
 431 {
 432         uint32_t clock;
 433         struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
 434         struct drm_psb_private *dev_priv = dev->dev_private;
 435
 436         pci_write_config_dword(pci_root, 0xD0, 0xD0050300);
 437         pci_read_config_dword(pci_root, 0xD4, &clock);
 438         pci_dev_put(pci_root);
 439
 440         switch (clock & 0x07) {
 441         case 0:
 442                 dev_priv->core_freq = 100;
 443                 break;
 444         case 1:
 445                 dev_priv->core_freq = 133;
 446                 break;
 447         case 2:
 448                 dev_priv->core_freq = 150;
 449                 break;
 450         case 3:
 451                 dev_priv->core_freq = 178;
 452                 break;
 453         case 4:
 454                 dev_priv->core_freq = 200;
 455                 break;
 456         case 5:
 457         case 6:
 458         case 7:
 459                 dev_priv->core_freq = 266;
 460                 break;
 461         default:
 462                 dev_priv->core_freq = 0;
 463         }
 464 }
 465
 466 static void cdv_hotplug_work_func(struct work_struct *work)
 467 {
 468         struct drm_psb_private *dev_priv = container_of(work, struct drm_psb_private,
 469                                                         hotplug_work);
 470         struct drm_device *dev = dev_priv->dev;
 471
 472         /* Just fire off a uevent and let userspace tell us what to do */
 473         drm_helper_hpd_irq_event(dev);
 474 }
 475
 476 /* The core driver has received a hotplug IRQ. We are in IRQ context
 477    so extract the needed information and kick off queued processing */
 478
 479 static int cdv_hotplug_event(struct drm_device *dev)
 480 {
 481         struct drm_psb_private *dev_priv = dev->dev_private;
 482         schedule_work(&dev_priv->hotplug_work);
 483         REG_WRITE(PORT_HOTPLUG_STAT, REG_READ(PORT_HOTPLUG_STAT));
 484         return 1;
 485 }
 486
 487 static void cdv_hotplug_enable(struct drm_device *dev, bool on)
 488 {
 489         if (on) {
 490                 u32 hotplug = REG_READ(PORT_HOTPLUG_EN);
 491                 hotplug |= HDMIB_HOTPLUG_INT_EN | HDMIC_HOTPLUG_INT_EN |
 492                            HDMID_HOTPLUG_INT_EN | CRT_HOTPLUG_INT_EN;
 493                 REG_WRITE(PORT_HOTPLUG_EN, hotplug);
 494         }  else {
 495                 REG_WRITE(PORT_HOTPLUG_EN, 0);
 496                 REG_WRITE(PORT_HOTPLUG_STAT, REG_READ(PORT_HOTPLUG_STAT));
 497         }
 498 }
 499
 500 static const char *force_audio_names[] = {
 501         "off",
 502         "auto",
 503         "on",
 504 };
 505
 506 void cdv_intel_attach_force_audio_property(struct drm_connector *connector)
 507 {
 508         struct drm_device *dev = connector->dev;
 509         struct drm_psb_private *dev_priv = dev->dev_private;
 510         struct drm_property *prop;
 511         int i;
 512
 513         prop = dev_priv->force_audio_property;
 514         if (prop == NULL) {
 515                 prop = drm_property_create(dev, DRM_MODE_PROP_ENUM,
 516                                            "audio",
 517                                            ARRAY_SIZE(force_audio_names));
 518                 if (prop == NULL)
 519                         return;
 520
 521                 for (i = 0; i < ARRAY_SIZE(force_audio_names); i++)
 522                         drm_property_add_enum(prop, i, i-1, force_audio_names[i]);
 523
 524                 dev_priv->force_audio_property = prop;
 525         }
 526         drm_object_attach_property(&connector->base, prop, 0);
 527 }
 528
 529
 530 static const char *broadcast_rgb_names[] = {
 531         "Full",
 532         "Limited 16:235",
 533 };
 534
 535 void cdv_intel_attach_broadcast_rgb_property(struct drm_connector *connector)
 536 {
 537         struct drm_device *dev = connector->dev;
 538         struct drm_psb_private *dev_priv = dev->dev_private;
 539         struct drm_property *prop;
 540         int i;
 541
 542         prop = dev_priv->broadcast_rgb_property;
 543         if (prop == NULL) {
 544                 prop = drm_property_create(dev, DRM_MODE_PROP_ENUM,
 545                                            "Broadcast RGB",
 546                                            ARRAY_SIZE(broadcast_rgb_names));
 547                 if (prop == NULL)
 548                         return;
 549
 550                 for (i = 0; i < ARRAY_SIZE(broadcast_rgb_names); i++)
 551                         drm_property_add_enum(prop, i, i, broadcast_rgb_names[i]);
 552
 553                 dev_priv->broadcast_rgb_property = prop;
 554         }
 555
 556         drm_object_attach_property(&connector->base, prop, 0);
 557 }
 558
 559 /* Cedarview */
 560 static const struct psb_offset cdv_regmap[2] = {
 561         {
 562                 .fp0 = FPA0,
 563                 .fp1 = FPA1,
 564                 .cntr = DSPACNTR,
 565                 .conf = PIPEACONF,
 566                 .src = PIPEASRC,
 567                 .dpll = DPLL_A,
 568                 .dpll_md = DPLL_A_MD,
 569                 .htotal = HTOTAL_A,
 570                 .hblank = HBLANK_A,
 571                 .hsync = HSYNC_A,
 572                 .vtotal = VTOTAL_A,
 573                 .vblank = VBLANK_A,
 574                 .vsync = VSYNC_A,
 575                 .stride = DSPASTRIDE,
 576                 .size = DSPASIZE,
 577                 .pos = DSPAPOS,
 578                 .base = DSPABASE,
 579                 .surf = DSPASURF,
 580                 .addr = DSPABASE,
 581                 .status = PIPEASTAT,
 582                 .linoff = DSPALINOFF,
 583                 .tileoff = DSPATILEOFF,
 584                 .palette = PALETTE_A,
 585         },
 586         {
 587                 .fp0 = FPB0,
 588                 .fp1 = FPB1,
 589                 .cntr = DSPBCNTR,
 590                 .conf = PIPEBCONF,
 591                 .src = PIPEBSRC,
 592                 .dpll = DPLL_B,
 593                 .dpll_md = DPLL_B_MD,
 594                 .htotal = HTOTAL_B,
 595                 .hblank = HBLANK_B,
 596                 .hsync = HSYNC_B,
 597                 .vtotal = VTOTAL_B,
 598                 .vblank = VBLANK_B,
 599                 .vsync = VSYNC_B,
 600                 .stride = DSPBSTRIDE,
 601                 .size = DSPBSIZE,
 602                 .pos = DSPBPOS,
 603                 .base = DSPBBASE,
 604                 .surf = DSPBSURF,
 605                 .addr = DSPBBASE,
 606                 .status = PIPEBSTAT,
 607                 .linoff = DSPBLINOFF,
 608                 .tileoff = DSPBTILEOFF,
 609                 .palette = PALETTE_B,
 610         }
 611 };
 612
 613 static int cdv_chip_setup(struct drm_device *dev)
 614 {
 615         struct drm_psb_private *dev_priv = dev->dev_private;
 616         INIT_WORK(&dev_priv->hotplug_work, cdv_hotplug_work_func);
 617
 618         if (pci_enable_msi(dev->pdev))
 619                 dev_warn(dev->dev, "Enabling MSI failed!\n");
 620         dev_priv->regmap = cdv_regmap;
 621         cdv_get_core_freq(dev);
 622         psb_intel_opregion_init(dev);
 623         psb_intel_init_bios(dev);
 624         cdv_hotplug_enable(dev, false);
 625         return 0;
 626 }
 627
 628 /* CDV is much like Poulsbo but has MID like SGX offsets and PM */
 629
 630 const struct psb_ops cdv_chip_ops = {
 631         .name = "GMA3600/3650",
 632         .accel_2d = 0,
 633         .pipes = 2,
 634         .crtcs = 2,
 635         .hdmi_mask = (1 << 0) | (1 << 1),
 636         .lvds_mask = (1 << 1),
 637         .cursor_needs_phys = 0,
 638         .sgx_offset = MRST_SGX_OFFSET,
 639         .chip_setup = cdv_chip_setup,
 640         .errata = cdv_errata,
 641
 642         .crtc_helper = &cdv_intel_helper_funcs,
 643         .crtc_funcs = &cdv_intel_crtc_funcs,
 644         .clock_funcs = &cdv_clock_funcs,
 645
 646         .output_init = cdv_output_init,
 647         .hotplug = cdv_hotplug_event,
 648         .hotplug_enable = cdv_hotplug_enable,
 649
 650 #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
 651         .backlight_init = cdv_backlight_init,
 652 #endif
 653
 654         .init_pm = cdv_init_pm,
 655         .save_regs = cdv_save_display_registers,
 656         .restore_regs = cdv_restore_display_registers,
 657         .power_down = cdv_power_down,
 658         .power_up = cdv_power_up,
 659 };