drivers/gpu/drm/radeon/radeon_legacy_encoders.c

   1 /*
   2  * Copyright 2007-8 Advanced Micro Devices, Inc.
   3  * Copyright 2008 Red Hat Inc.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21  * OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors: Dave Airlie
  24  *          Alex Deucher
  25  */
  26 #include "drmP.h"
  27 #include "drm_crtc_helper.h"
  28 #include "radeon_drm.h"
  29 #include "radeon.h"
  30 #include "atom.h"
  31
  32 static void radeon_legacy_encoder_disable(struct drm_encoder *encoder)
  33 {
  34         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
  35         struct drm_encoder_helper_funcs *encoder_funcs;
  36
  37         encoder_funcs = encoder->helper_private;
  38         encoder_funcs->dpms(encoder, DRM_MODE_DPMS_OFF);
  39         radeon_encoder->active_device = 0;
  40 }
  41
  42 static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
  43 {
  44         struct drm_device *dev = encoder->dev;
  45         struct radeon_device *rdev = dev->dev_private;
  46         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
  47         uint32_t lvds_gen_cntl, lvds_pll_cntl, pixclks_cntl, disp_pwr_man;
  48         int panel_pwr_delay = 2000;
  49         DRM_DEBUG("\n");
  50
  51         if (radeon_encoder->enc_priv) {
  52                 if (rdev->is_atom_bios) {
  53                         struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv;
  54                         panel_pwr_delay = lvds->panel_pwr_delay;
  55                 } else {
  56                         struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv;
  57                         panel_pwr_delay = lvds->panel_pwr_delay;
  58                 }
  59         }
  60
  61         switch (mode) {
  62         case DRM_MODE_DPMS_ON:
  63                 disp_pwr_man = RREG32(RADEON_DISP_PWR_MAN);
  64                 disp_pwr_man |= RADEON_AUTO_PWRUP_EN;
  65                 WREG32(RADEON_DISP_PWR_MAN, disp_pwr_man);
  66                 lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL);
  67                 lvds_pll_cntl |= RADEON_LVDS_PLL_EN;
  68                 WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
  69                 udelay(1000);
  70
  71                 lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL);
  72                 lvds_pll_cntl &= ~RADEON_LVDS_PLL_RESET;
  73                 WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
  74
  75                 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
  76                 lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_EN | RADEON_LVDS_DIGON | RADEON_LVDS_BLON);
  77                 lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS);
  78                 udelay(panel_pwr_delay * 1000);
  79                 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
  80                 break;
  81         case DRM_MODE_DPMS_STANDBY:
  82         case DRM_MODE_DPMS_SUSPEND:
  83         case DRM_MODE_DPMS_OFF:
  84                 pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL);
  85                 WREG32_PLL_P(RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb);
  86                 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
  87                 lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
  88                 lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON);
  89                 udelay(panel_pwr_delay * 1000);
  90                 WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
  91                 WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
  92                 break;
  93         }
  94
  95         if (rdev->is_atom_bios)
  96                 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
  97         else
  98                 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
  99 }
 100
 101 static void radeon_legacy_lvds_prepare(struct drm_encoder *encoder)
 102 {
 103         struct radeon_device *rdev = encoder->dev->dev_private;
 104
 105         if (rdev->is_atom_bios)
 106                 radeon_atom_output_lock(encoder, true);
 107         else
 108                 radeon_combios_output_lock(encoder, true);
 109         radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_OFF);
 110
 111         radeon_encoder_set_active_device(encoder);
 112 }
 113
 114 static void radeon_legacy_lvds_commit(struct drm_encoder *encoder)
 115 {
 116         struct radeon_device *rdev = encoder->dev->dev_private;
 117
 118         radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_ON);
 119         if (rdev->is_atom_bios)
 120                 radeon_atom_output_lock(encoder, false);
 121         else
 122                 radeon_combios_output_lock(encoder, false);
 123 }
 124
 125 static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder,
 126                                         struct drm_display_mode *mode,
 127                                         struct drm_display_mode *adjusted_mode)
 128 {
 129         struct drm_device *dev = encoder->dev;
 130         struct radeon_device *rdev = dev->dev_private;
 131         struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
 132         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 133         uint32_t lvds_pll_cntl, lvds_gen_cntl, lvds_ss_gen_cntl;
 134
 135         DRM_DEBUG("\n");
 136
 137         lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL);
 138         lvds_pll_cntl &= ~RADEON_LVDS_PLL_EN;
 139
 140         lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL);
 141         if ((!rdev->is_atom_bios)) {
 142                 struct radeon_encoder_lvds *lvds = (struct radeon_encoder_lvds *)radeon_encoder->enc_priv;
 143                 if (lvds) {
 144                         DRM_DEBUG("bios LVDS_GEN_CNTL: 0x%x\n", lvds->lvds_gen_cntl);
 145                         lvds_gen_cntl = lvds->lvds_gen_cntl;
 146                         lvds_ss_gen_cntl &= ~((0xf << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) |
 147                                               (0xf << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT));
 148                         lvds_ss_gen_cntl |= ((lvds->panel_digon_delay << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) |
 149                                              (lvds->panel_blon_delay << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT));
 150                 } else
 151                         lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
 152         } else
 153                 lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL);
 154         lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
 155         lvds_gen_cntl &= ~(RADEON_LVDS_ON |
 156                            RADEON_LVDS_BLON |
 157                            RADEON_LVDS_EN |
 158                            RADEON_LVDS_RST_FM);
 159
 160         if (ASIC_IS_R300(rdev))
 161                 lvds_pll_cntl &= ~(R300_LVDS_SRC_SEL_MASK);
 162
 163         if (radeon_crtc->crtc_id == 0) {
 164                 if (ASIC_IS_R300(rdev)) {
 165                         if (radeon_encoder->rmx_type != RMX_OFF)
 166                                 lvds_pll_cntl |= R300_LVDS_SRC_SEL_RMX;
 167                 } else
 168                         lvds_gen_cntl &= ~RADEON_LVDS_SEL_CRTC2;
 169         } else {
 170                 if (ASIC_IS_R300(rdev))
 171                         lvds_pll_cntl |= R300_LVDS_SRC_SEL_CRTC2;
 172                 else
 173                         lvds_gen_cntl |= RADEON_LVDS_SEL_CRTC2;
 174         }
 175
 176         WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
 177         WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
 178         WREG32(RADEON_LVDS_SS_GEN_CNTL, lvds_ss_gen_cntl);
 179
 180         if (rdev->family == CHIP_RV410)
 181                 WREG32(RADEON_CLOCK_CNTL_INDEX, 0);
 182
 183         if (rdev->is_atom_bios)
 184                 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 185         else
 186                 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 187 }
 188
 189 static bool radeon_legacy_lvds_mode_fixup(struct drm_encoder *encoder,
 190                                           struct drm_display_mode *mode,
 191                                           struct drm_display_mode *adjusted_mode)
 192 {
 193         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 194
 195         drm_mode_set_crtcinfo(adjusted_mode, 0);
 196
 197         if (radeon_encoder->rmx_type != RMX_OFF)
 198                 radeon_rmx_mode_fixup(encoder, mode, adjusted_mode);
 199
 200         return true;
 201 }
 202
 203 static const struct drm_encoder_helper_funcs radeon_legacy_lvds_helper_funcs = {
 204         .dpms = radeon_legacy_lvds_dpms,
 205         .mode_fixup = radeon_legacy_lvds_mode_fixup,
 206         .prepare = radeon_legacy_lvds_prepare,
 207         .mode_set = radeon_legacy_lvds_mode_set,
 208         .commit = radeon_legacy_lvds_commit,
 209         .disable = radeon_legacy_encoder_disable,
 210 };
 211
 212
 213 static const struct drm_encoder_funcs radeon_legacy_lvds_enc_funcs = {
 214         .destroy = radeon_enc_destroy,
 215 };
 216
 217 static bool radeon_legacy_primary_dac_mode_fixup(struct drm_encoder *encoder,
 218                                                  struct drm_display_mode *mode,
 219                                                  struct drm_display_mode *adjusted_mode)
 220 {
 221
 222         drm_mode_set_crtcinfo(adjusted_mode, 0);
 223
 224         return true;
 225 }
 226
 227 static void radeon_legacy_primary_dac_dpms(struct drm_encoder *encoder, int mode)
 228 {
 229         struct drm_device *dev = encoder->dev;
 230         struct radeon_device *rdev = dev->dev_private;
 231         uint32_t crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);
 232         uint32_t dac_cntl = RREG32(RADEON_DAC_CNTL);
 233         uint32_t dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL);
 234
 235         DRM_DEBUG("\n");
 236
 237         switch (mode) {
 238         case DRM_MODE_DPMS_ON:
 239                 crtc_ext_cntl |= RADEON_CRTC_CRT_ON;
 240                 dac_cntl &= ~RADEON_DAC_PDWN;
 241                 dac_macro_cntl &= ~(RADEON_DAC_PDWN_R |
 242                                     RADEON_DAC_PDWN_G |
 243                                     RADEON_DAC_PDWN_B);
 244                 break;
 245         case DRM_MODE_DPMS_STANDBY:
 246         case DRM_MODE_DPMS_SUSPEND:
 247         case DRM_MODE_DPMS_OFF:
 248                 crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON;
 249                 dac_cntl |= RADEON_DAC_PDWN;
 250                 dac_macro_cntl |= (RADEON_DAC_PDWN_R |
 251                                    RADEON_DAC_PDWN_G |
 252                                    RADEON_DAC_PDWN_B);
 253                 break;
 254         }
 255
 256         WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
 257         WREG32(RADEON_DAC_CNTL, dac_cntl);
 258         WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl);
 259
 260         if (rdev->is_atom_bios)
 261                 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 262         else
 263                 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 264 }
 265
 266 static void radeon_legacy_primary_dac_prepare(struct drm_encoder *encoder)
 267 {
 268         struct radeon_device *rdev = encoder->dev->dev_private;
 269
 270         if (rdev->is_atom_bios)
 271                 radeon_atom_output_lock(encoder, true);
 272         else
 273                 radeon_combios_output_lock(encoder, true);
 274         radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_OFF);
 275         radeon_encoder_set_active_device(encoder);
 276 }
 277
 278 static void radeon_legacy_primary_dac_commit(struct drm_encoder *encoder)
 279 {
 280         struct radeon_device *rdev = encoder->dev->dev_private;
 281
 282         radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_ON);
 283
 284         if (rdev->is_atom_bios)
 285                 radeon_atom_output_lock(encoder, false);
 286         else
 287                 radeon_combios_output_lock(encoder, false);
 288 }
 289
 290 static void radeon_legacy_primary_dac_mode_set(struct drm_encoder *encoder,
 291                                                struct drm_display_mode *mode,
 292                                                struct drm_display_mode *adjusted_mode)
 293 {
 294         struct drm_device *dev = encoder->dev;
 295         struct radeon_device *rdev = dev->dev_private;
 296         struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
 297         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 298         uint32_t disp_output_cntl, dac_cntl, dac2_cntl, dac_macro_cntl;
 299
 300         DRM_DEBUG("\n");
 301
 302         if (radeon_crtc->crtc_id == 0) {
 303                 if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) {
 304                         disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) &
 305                                 ~(RADEON_DISP_DAC_SOURCE_MASK);
 306                         WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
 307                 } else {
 308                         dac2_cntl = RREG32(RADEON_DAC_CNTL2)  & ~(RADEON_DAC2_DAC_CLK_SEL);
 309                         WREG32(RADEON_DAC_CNTL2, dac2_cntl);
 310                 }
 311         } else {
 312                 if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) {
 313                         disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) &
 314                                 ~(RADEON_DISP_DAC_SOURCE_MASK);
 315                         disp_output_cntl |= RADEON_DISP_DAC_SOURCE_CRTC2;
 316                         WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
 317                 } else {
 318                         dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC_CLK_SEL;
 319                         WREG32(RADEON_DAC_CNTL2, dac2_cntl);
 320                 }
 321         }
 322
 323         dac_cntl = (RADEON_DAC_MASK_ALL |
 324                     RADEON_DAC_VGA_ADR_EN |
 325                     /* TODO 6-bits */
 326                     RADEON_DAC_8BIT_EN);
 327
 328         WREG32_P(RADEON_DAC_CNTL,
 329                        dac_cntl,
 330                        RADEON_DAC_RANGE_CNTL |
 331                        RADEON_DAC_BLANKING);
 332
 333         if (radeon_encoder->enc_priv) {
 334                 struct radeon_encoder_primary_dac *p_dac = (struct radeon_encoder_primary_dac *)radeon_encoder->enc_priv;
 335                 dac_macro_cntl = p_dac->ps2_pdac_adj;
 336         } else
 337                 dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL);
 338         dac_macro_cntl |= RADEON_DAC_PDWN_R | RADEON_DAC_PDWN_G | RADEON_DAC_PDWN_B;
 339         WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl);
 340
 341         if (rdev->is_atom_bios)
 342                 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 343         else
 344                 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 345 }
 346
 347 static enum drm_connector_status radeon_legacy_primary_dac_detect(struct drm_encoder *encoder,
 348                                                                   struct drm_connector *connector)
 349 {
 350         struct drm_device *dev = encoder->dev;
 351         struct radeon_device *rdev = dev->dev_private;
 352         uint32_t vclk_ecp_cntl, crtc_ext_cntl;
 353         uint32_t dac_ext_cntl, dac_cntl, dac_macro_cntl, tmp;
 354         enum drm_connector_status found = connector_status_disconnected;
 355         bool color = true;
 356
 357         /* save the regs we need */
 358         vclk_ecp_cntl = RREG32_PLL(RADEON_VCLK_ECP_CNTL);
 359         crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);
 360         dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL);
 361         dac_cntl = RREG32(RADEON_DAC_CNTL);
 362         dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL);
 363
 364         tmp = vclk_ecp_cntl &
 365                 ~(RADEON_PIXCLK_ALWAYS_ONb | RADEON_PIXCLK_DAC_ALWAYS_ONb);
 366         WREG32_PLL(RADEON_VCLK_ECP_CNTL, tmp);
 367
 368         tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON;
 369         WREG32(RADEON_CRTC_EXT_CNTL, tmp);
 370
 371         tmp = RADEON_DAC_FORCE_BLANK_OFF_EN |
 372                 RADEON_DAC_FORCE_DATA_EN;
 373
 374         if (color)
 375                 tmp |= RADEON_DAC_FORCE_DATA_SEL_RGB;
 376         else
 377                 tmp |= RADEON_DAC_FORCE_DATA_SEL_G;
 378
 379         if (ASIC_IS_R300(rdev))
 380                 tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT);
 381         else
 382                 tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT);
 383
 384         WREG32(RADEON_DAC_EXT_CNTL, tmp);
 385
 386         tmp = dac_cntl & ~(RADEON_DAC_RANGE_CNTL_MASK | RADEON_DAC_PDWN);
 387         tmp |= RADEON_DAC_RANGE_CNTL_PS2 | RADEON_DAC_CMP_EN;
 388         WREG32(RADEON_DAC_CNTL, tmp);
 389
 390         tmp &= ~(RADEON_DAC_PDWN_R |
 391                  RADEON_DAC_PDWN_G |
 392                  RADEON_DAC_PDWN_B);
 393
 394         WREG32(RADEON_DAC_MACRO_CNTL, tmp);
 395
 396         udelay(2000);
 397
 398         if (RREG32(RADEON_DAC_CNTL) & RADEON_DAC_CMP_OUTPUT)
 399                 found = connector_status_connected;
 400
 401         /* restore the regs we used */
 402         WREG32(RADEON_DAC_CNTL, dac_cntl);
 403         WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl);
 404         WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl);
 405         WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
 406         WREG32_PLL(RADEON_VCLK_ECP_CNTL, vclk_ecp_cntl);
 407
 408         return found;
 409 }
 410
 411 static const struct drm_encoder_helper_funcs radeon_legacy_primary_dac_helper_funcs = {
 412         .dpms = radeon_legacy_primary_dac_dpms,
 413         .mode_fixup = radeon_legacy_primary_dac_mode_fixup,
 414         .prepare = radeon_legacy_primary_dac_prepare,
 415         .mode_set = radeon_legacy_primary_dac_mode_set,
 416         .commit = radeon_legacy_primary_dac_commit,
 417         .detect = radeon_legacy_primary_dac_detect,
 418         .disable = radeon_legacy_encoder_disable,
 419 };
 420
 421
 422 static const struct drm_encoder_funcs radeon_legacy_primary_dac_enc_funcs = {
 423         .destroy = radeon_enc_destroy,
 424 };
 425
 426 static bool radeon_legacy_tmds_int_mode_fixup(struct drm_encoder *encoder,
 427                                               struct drm_display_mode *mode,
 428                                               struct drm_display_mode *adjusted_mode)
 429 {
 430
 431         drm_mode_set_crtcinfo(adjusted_mode, 0);
 432
 433         return true;
 434 }
 435
 436 static void radeon_legacy_tmds_int_dpms(struct drm_encoder *encoder, int mode)
 437 {
 438         struct drm_device *dev = encoder->dev;
 439         struct radeon_device *rdev = dev->dev_private;
 440         uint32_t fp_gen_cntl = RREG32(RADEON_FP_GEN_CNTL);
 441         DRM_DEBUG("\n");
 442
 443         switch (mode) {
 444         case DRM_MODE_DPMS_ON:
 445                 fp_gen_cntl |= (RADEON_FP_FPON | RADEON_FP_TMDS_EN);
 446                 break;
 447         case DRM_MODE_DPMS_STANDBY:
 448         case DRM_MODE_DPMS_SUSPEND:
 449         case DRM_MODE_DPMS_OFF:
 450                 fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
 451                 break;
 452         }
 453
 454         WREG32(RADEON_FP_GEN_CNTL, fp_gen_cntl);
 455
 456         if (rdev->is_atom_bios)
 457                 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 458         else
 459                 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 460 }
 461
 462 static void radeon_legacy_tmds_int_prepare(struct drm_encoder *encoder)
 463 {
 464         struct radeon_device *rdev = encoder->dev->dev_private;
 465
 466         if (rdev->is_atom_bios)
 467                 radeon_atom_output_lock(encoder, true);
 468         else
 469                 radeon_combios_output_lock(encoder, true);
 470         radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_OFF);
 471         radeon_encoder_set_active_device(encoder);
 472 }
 473
 474 static void radeon_legacy_tmds_int_commit(struct drm_encoder *encoder)
 475 {
 476         struct radeon_device *rdev = encoder->dev->dev_private;
 477
 478         radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_ON);
 479
 480         if (rdev->is_atom_bios)
 481                 radeon_atom_output_lock(encoder, true);
 482         else
 483                 radeon_combios_output_lock(encoder, true);
 484 }
 485
 486 static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder,
 487                                             struct drm_display_mode *mode,
 488                                             struct drm_display_mode *adjusted_mode)
 489 {
 490         struct drm_device *dev = encoder->dev;
 491         struct radeon_device *rdev = dev->dev_private;
 492         struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
 493         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 494         uint32_t tmp, tmds_pll_cntl, tmds_transmitter_cntl, fp_gen_cntl;
 495         int i;
 496
 497         DRM_DEBUG("\n");
 498
 499         tmp = tmds_pll_cntl = RREG32(RADEON_TMDS_PLL_CNTL);
 500         tmp &= 0xfffff;
 501         if (rdev->family == CHIP_RV280) {
 502                 /* bit 22 of TMDS_PLL_CNTL is read-back inverted */
 503                 tmp ^= (1 << 22);
 504                 tmds_pll_cntl ^= (1 << 22);
 505         }
 506
 507         if (radeon_encoder->enc_priv) {
 508                 struct radeon_encoder_int_tmds *tmds = (struct radeon_encoder_int_tmds *)radeon_encoder->enc_priv;
 509
 510                 for (i = 0; i < 4; i++) {
 511                         if (tmds->tmds_pll[i].freq == 0)
 512                                 break;
 513                         if ((uint32_t)(mode->clock / 10) < tmds->tmds_pll[i].freq) {
 514                                 tmp = tmds->tmds_pll[i].value ;
 515                                 break;
 516                         }
 517                 }
 518         }
 519
 520         if (ASIC_IS_R300(rdev) || (rdev->family == CHIP_RV280)) {
 521                 if (tmp & 0xfff00000)
 522                         tmds_pll_cntl = tmp;
 523                 else {
 524                         tmds_pll_cntl &= 0xfff00000;
 525                         tmds_pll_cntl |= tmp;
 526                 }
 527         } else
 528                 tmds_pll_cntl = tmp;
 529
 530         tmds_transmitter_cntl = RREG32(RADEON_TMDS_TRANSMITTER_CNTL) &
 531                 ~(RADEON_TMDS_TRANSMITTER_PLLRST);
 532
 533     if (rdev->family == CHIP_R200 ||
 534         rdev->family == CHIP_R100 ||
 535         ASIC_IS_R300(rdev))
 536             tmds_transmitter_cntl &= ~(RADEON_TMDS_TRANSMITTER_PLLEN);
 537     else /* RV chips got this bit reversed */
 538             tmds_transmitter_cntl |= RADEON_TMDS_TRANSMITTER_PLLEN;
 539
 540     fp_gen_cntl = (RREG32(RADEON_FP_GEN_CNTL) |
 541                    (RADEON_FP_CRTC_DONT_SHADOW_VPAR |
 542                     RADEON_FP_CRTC_DONT_SHADOW_HEND));
 543
 544     fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
 545
 546     if (1) /*  FIXME rgbBits == 8 */
 547             fp_gen_cntl |= RADEON_FP_PANEL_FORMAT;  /* 24 bit format */
 548     else
 549             fp_gen_cntl &= ~RADEON_FP_PANEL_FORMAT;/* 18 bit format */
 550
 551     if (radeon_crtc->crtc_id == 0) {
 552             if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) {
 553                     fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK;
 554                     if (radeon_encoder->rmx_type != RMX_OFF)
 555                             fp_gen_cntl |= R200_FP_SOURCE_SEL_RMX;
 556                     else
 557                             fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC1;
 558             } else
 559                     fp_gen_cntl |= RADEON_FP_SEL_CRTC1;
 560     } else {
 561             if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) {
 562                     fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK;
 563                     fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC2;
 564             } else
 565                     fp_gen_cntl |= RADEON_FP_SEL_CRTC2;
 566     }
 567
 568     WREG32(RADEON_TMDS_PLL_CNTL, tmds_pll_cntl);
 569     WREG32(RADEON_TMDS_TRANSMITTER_CNTL, tmds_transmitter_cntl);
 570     WREG32(RADEON_FP_GEN_CNTL, fp_gen_cntl);
 571
 572         if (rdev->is_atom_bios)
 573                 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 574         else
 575                 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 576 }
 577
 578 static const struct drm_encoder_helper_funcs radeon_legacy_tmds_int_helper_funcs = {
 579         .dpms = radeon_legacy_tmds_int_dpms,
 580         .mode_fixup = radeon_legacy_tmds_int_mode_fixup,
 581         .prepare = radeon_legacy_tmds_int_prepare,
 582         .mode_set = radeon_legacy_tmds_int_mode_set,
 583         .commit = radeon_legacy_tmds_int_commit,
 584         .disable = radeon_legacy_encoder_disable,
 585 };
 586
 587
 588 static const struct drm_encoder_funcs radeon_legacy_tmds_int_enc_funcs = {
 589         .destroy = radeon_enc_destroy,
 590 };
 591
 592 static bool radeon_legacy_tmds_ext_mode_fixup(struct drm_encoder *encoder,
 593                                               struct drm_display_mode *mode,
 594                                               struct drm_display_mode *adjusted_mode)
 595 {
 596
 597         drm_mode_set_crtcinfo(adjusted_mode, 0);
 598
 599         return true;
 600 }
 601
 602 static void radeon_legacy_tmds_ext_dpms(struct drm_encoder *encoder, int mode)
 603 {
 604         struct drm_device *dev = encoder->dev;
 605         struct radeon_device *rdev = dev->dev_private;
 606         uint32_t fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 607         DRM_DEBUG("\n");
 608
 609         switch (mode) {
 610         case DRM_MODE_DPMS_ON:
 611                 fp2_gen_cntl &= ~RADEON_FP2_BLANK_EN;
 612                 fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
 613                 break;
 614         case DRM_MODE_DPMS_STANDBY:
 615         case DRM_MODE_DPMS_SUSPEND:
 616         case DRM_MODE_DPMS_OFF:
 617                 fp2_gen_cntl |= RADEON_FP2_BLANK_EN;
 618                 fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
 619                 break;
 620         }
 621
 622         WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
 623
 624         if (rdev->is_atom_bios)
 625                 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 626         else
 627                 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 628 }
 629
 630 static void radeon_legacy_tmds_ext_prepare(struct drm_encoder *encoder)
 631 {
 632         struct radeon_device *rdev = encoder->dev->dev_private;
 633
 634         if (rdev->is_atom_bios)
 635                 radeon_atom_output_lock(encoder, true);
 636         else
 637                 radeon_combios_output_lock(encoder, true);
 638         radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_OFF);
 639         radeon_encoder_set_active_device(encoder);
 640 }
 641
 642 static void radeon_legacy_tmds_ext_commit(struct drm_encoder *encoder)
 643 {
 644         struct radeon_device *rdev = encoder->dev->dev_private;
 645         radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_ON);
 646
 647         if (rdev->is_atom_bios)
 648                 radeon_atom_output_lock(encoder, false);
 649         else
 650                 radeon_combios_output_lock(encoder, false);
 651 }
 652
 653 static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder,
 654                                             struct drm_display_mode *mode,
 655                                             struct drm_display_mode *adjusted_mode)
 656 {
 657         struct drm_device *dev = encoder->dev;
 658         struct radeon_device *rdev = dev->dev_private;
 659         struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
 660         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 661         uint32_t fp2_gen_cntl;
 662
 663         DRM_DEBUG("\n");
 664
 665         if (rdev->is_atom_bios) {
 666                 radeon_encoder->pixel_clock = adjusted_mode->clock;
 667                 atombios_external_tmds_setup(encoder, ATOM_ENABLE);
 668                 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 669         } else {
 670                 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 671
 672                 if (1) /*  FIXME rgbBits == 8 */
 673                         fp2_gen_cntl |= RADEON_FP2_PANEL_FORMAT; /* 24 bit format, */
 674                 else
 675                         fp2_gen_cntl &= ~RADEON_FP2_PANEL_FORMAT;/* 18 bit format, */
 676
 677                 fp2_gen_cntl &= ~(RADEON_FP2_ON |
 678                                   RADEON_FP2_DVO_EN |
 679                                   RADEON_FP2_DVO_RATE_SEL_SDR);
 680
 681                 /* XXX: these are oem specific */
 682                 if (ASIC_IS_R300(rdev)) {
 683                         if ((dev->pdev->device == 0x4850) &&
 684                             (dev->pdev->subsystem_vendor == 0x1028) &&
 685                             (dev->pdev->subsystem_device == 0x2001)) /* Dell Inspiron 8600 */
 686                                 fp2_gen_cntl |= R300_FP2_DVO_CLOCK_MODE_SINGLE;
 687                         else
 688                                 fp2_gen_cntl |= RADEON_FP2_PAD_FLOP_EN | R300_FP2_DVO_CLOCK_MODE_SINGLE;
 689
 690                         /*if (mode->clock > 165000)
 691                           fp2_gen_cntl |= R300_FP2_DVO_DUAL_CHANNEL_EN;*/
 692                 }
 693         }
 694
 695         if (radeon_crtc->crtc_id == 0) {
 696                 if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) {
 697                         fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK;
 698                         if (radeon_encoder->rmx_type != RMX_OFF)
 699                                 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_RMX;
 700                         else
 701                                 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC1;
 702                 } else
 703                         fp2_gen_cntl &= ~RADEON_FP2_SRC_SEL_CRTC2;
 704         } else {
 705                 if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) {
 706                         fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK;
 707                         fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2;
 708                 } else
 709                         fp2_gen_cntl |= RADEON_FP2_SRC_SEL_CRTC2;
 710         }
 711
 712         WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
 713
 714         if (rdev->is_atom_bios)
 715                 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 716         else
 717                 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 718 }
 719
 720 static const struct drm_encoder_helper_funcs radeon_legacy_tmds_ext_helper_funcs = {
 721         .dpms = radeon_legacy_tmds_ext_dpms,
 722         .mode_fixup = radeon_legacy_tmds_ext_mode_fixup,
 723         .prepare = radeon_legacy_tmds_ext_prepare,
 724         .mode_set = radeon_legacy_tmds_ext_mode_set,
 725         .commit = radeon_legacy_tmds_ext_commit,
 726         .disable = radeon_legacy_encoder_disable,
 727 };
 728
 729
 730 static const struct drm_encoder_funcs radeon_legacy_tmds_ext_enc_funcs = {
 731         .destroy = radeon_enc_destroy,
 732 };
 733
 734 static bool radeon_legacy_tv_dac_mode_fixup(struct drm_encoder *encoder,
 735                                             struct drm_display_mode *mode,
 736                                             struct drm_display_mode *adjusted_mode)
 737 {
 738
 739         drm_mode_set_crtcinfo(adjusted_mode, 0);
 740
 741         return true;
 742 }
 743
 744 static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode)
 745 {
 746         struct drm_device *dev = encoder->dev;
 747         struct radeon_device *rdev = dev->dev_private;
 748         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 749         uint32_t fp2_gen_cntl = 0, crtc2_gen_cntl = 0, tv_dac_cntl = 0;
 750         uint32_t tv_master_cntl = 0;
 751         bool is_tv;
 752         DRM_DEBUG("\n");
 753
 754         is_tv = radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT ? true : false;
 755
 756         if (rdev->family == CHIP_R200)
 757                 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 758         else {
 759                 if (is_tv)
 760                         tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL);
 761                 else
 762                         crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
 763                 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
 764         }
 765
 766         switch (mode) {
 767         case DRM_MODE_DPMS_ON:
 768                 if (rdev->family == CHIP_R200) {
 769                         fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
 770                 } else {
 771                         if (is_tv)
 772                                 tv_master_cntl |= RADEON_TV_ON;
 773                         else
 774                                 crtc2_gen_cntl |= RADEON_CRTC2_CRT2_ON;
 775
 776                         if (rdev->family == CHIP_R420 ||
 777                             rdev->family == CHIP_R423 ||
 778                             rdev->family == CHIP_RV410)
 779                                 tv_dac_cntl &= ~(R420_TV_DAC_RDACPD |
 780                                                  R420_TV_DAC_GDACPD |
 781                                                  R420_TV_DAC_BDACPD |
 782                                                  RADEON_TV_DAC_BGSLEEP);
 783                         else
 784                                 tv_dac_cntl &= ~(RADEON_TV_DAC_RDACPD |
 785                                                  RADEON_TV_DAC_GDACPD |
 786                                                  RADEON_TV_DAC_BDACPD |
 787                                                  RADEON_TV_DAC_BGSLEEP);
 788                 }
 789                 break;
 790         case DRM_MODE_DPMS_STANDBY:
 791         case DRM_MODE_DPMS_SUSPEND:
 792         case DRM_MODE_DPMS_OFF:
 793                 if (rdev->family == CHIP_R200)
 794                         fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
 795                 else {
 796                         if (is_tv)
 797                                 tv_master_cntl &= ~RADEON_TV_ON;
 798                         else
 799                                 crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON;
 800
 801                         if (rdev->family == CHIP_R420 ||
 802                                         rdev->family == CHIP_R423 ||
 803                                         rdev->family == CHIP_RV410)
 804                                 tv_dac_cntl |= (R420_TV_DAC_RDACPD |
 805                                                 R420_TV_DAC_GDACPD |
 806                                                 R420_TV_DAC_BDACPD |
 807                                                 RADEON_TV_DAC_BGSLEEP);
 808                         else
 809                                 tv_dac_cntl |= (RADEON_TV_DAC_RDACPD |
 810                                                 RADEON_TV_DAC_GDACPD |
 811                                                 RADEON_TV_DAC_BDACPD |
 812                                                 RADEON_TV_DAC_BGSLEEP);
 813                 }
 814                 break;
 815         }
 816
 817         if (rdev->family == CHIP_R200) {
 818                 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
 819         } else {
 820                 if (is_tv)
 821                         WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
 822                 else
 823                         WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
 824                 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
 825         }
 826
 827         if (rdev->is_atom_bios)
 828                 radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 829         else
 830                 radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false);
 831 }
 832
 833 static void radeon_legacy_tv_dac_prepare(struct drm_encoder *encoder)
 834 {
 835         struct radeon_device *rdev = encoder->dev->dev_private;
 836
 837         if (rdev->is_atom_bios)
 838                 radeon_atom_output_lock(encoder, true);
 839         else
 840                 radeon_combios_output_lock(encoder, true);
 841         radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_OFF);
 842         radeon_encoder_set_active_device(encoder);
 843 }
 844
 845 static void radeon_legacy_tv_dac_commit(struct drm_encoder *encoder)
 846 {
 847         struct radeon_device *rdev = encoder->dev->dev_private;
 848
 849         radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_ON);
 850
 851         if (rdev->is_atom_bios)
 852                 radeon_atom_output_lock(encoder, true);
 853         else
 854                 radeon_combios_output_lock(encoder, true);
 855 }
 856
 857 static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
 858                 struct drm_display_mode *mode,
 859                 struct drm_display_mode *adjusted_mode)
 860 {
 861         struct drm_device *dev = encoder->dev;
 862         struct radeon_device *rdev = dev->dev_private;
 863         struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
 864         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 865         struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
 866         uint32_t tv_dac_cntl, gpiopad_a = 0, dac2_cntl, disp_output_cntl = 0;
 867         uint32_t disp_hw_debug = 0, fp2_gen_cntl = 0, disp_tv_out_cntl = 0;
 868         bool is_tv = false;
 869
 870         DRM_DEBUG("\n");
 871
 872         is_tv = radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT ? true : false;
 873
 874         if (rdev->family != CHIP_R200) {
 875                 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
 876                 if (rdev->family == CHIP_R420 ||
 877                                 rdev->family == CHIP_R423 ||
 878                                 rdev->family == CHIP_RV410) {
 879                         tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK |
 880                                         RADEON_TV_DAC_BGADJ_MASK |
 881                                         R420_TV_DAC_DACADJ_MASK |
 882                                         R420_TV_DAC_RDACPD |
 883                                         R420_TV_DAC_GDACPD |
 884                                         R420_TV_DAC_BDACPD |
 885                                         R420_TV_DAC_TVENABLE);
 886                 } else {
 887                         tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK |
 888                                         RADEON_TV_DAC_BGADJ_MASK |
 889                                         RADEON_TV_DAC_DACADJ_MASK |
 890                                         RADEON_TV_DAC_RDACPD |
 891                                         RADEON_TV_DAC_GDACPD |
 892                                         RADEON_TV_DAC_BDACPD);
 893                 }
 894
 895                 /*  FIXME TV */
 896                 if (tv_dac) {
 897                         struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
 898                         tv_dac_cntl |= (RADEON_TV_DAC_NBLANK |
 899                                         RADEON_TV_DAC_NHOLD |
 900                                         RADEON_TV_DAC_STD_PS2 |
 901                                         tv_dac->ps2_tvdac_adj);
 902                 } else
 903                         tv_dac_cntl |= (RADEON_TV_DAC_NBLANK |
 904                                         RADEON_TV_DAC_NHOLD |
 905                                         RADEON_TV_DAC_STD_PS2);
 906
 907                 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
 908         }
 909
 910         if (ASIC_IS_R300(rdev)) {
 911                 gpiopad_a = RREG32(RADEON_GPIOPAD_A) | 1;
 912                 disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL);
 913         }
 914
 915         if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev))
 916                 disp_tv_out_cntl = RREG32(RADEON_DISP_TV_OUT_CNTL);
 917         else
 918                 disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG);
 919
 920         if (rdev->family == CHIP_R200)
 921                 fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 922
 923         if (is_tv) {
 924                 uint32_t dac_cntl;
 925
 926                 dac_cntl = RREG32(RADEON_DAC_CNTL);
 927                 dac_cntl &= ~RADEON_DAC_TVO_EN;
 928                 WREG32(RADEON_DAC_CNTL, dac_cntl);
 929
 930                 if (ASIC_IS_R300(rdev))
 931                         gpiopad_a = RREG32(RADEON_GPIOPAD_A) & ~1;
 932
 933                 dac2_cntl = RREG32(RADEON_DAC_CNTL2) & ~RADEON_DAC2_DAC2_CLK_SEL;
 934                 if (radeon_crtc->crtc_id == 0) {
 935                         if (ASIC_IS_R300(rdev)) {
 936                                 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
 937                                 disp_output_cntl |= (RADEON_DISP_TVDAC_SOURCE_CRTC |
 938                                                      RADEON_DISP_TV_SOURCE_CRTC);
 939                         }
 940                         if (rdev->family >= CHIP_R200) {
 941                                 disp_tv_out_cntl &= ~RADEON_DISP_TV_PATH_SRC_CRTC2;
 942                         } else {
 943                                 disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
 944                         }
 945                 } else {
 946                         if (ASIC_IS_R300(rdev)) {
 947                                 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
 948                                 disp_output_cntl |= RADEON_DISP_TV_SOURCE_CRTC;
 949                         }
 950                         if (rdev->family >= CHIP_R200) {
 951                                 disp_tv_out_cntl |= RADEON_DISP_TV_PATH_SRC_CRTC2;
 952                         } else {
 953                                 disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL;
 954                         }
 955                 }
 956                 WREG32(RADEON_DAC_CNTL2, dac2_cntl);
 957         } else {
 958
 959                 dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC2_CLK_SEL;
 960
 961                 if (radeon_crtc->crtc_id == 0) {
 962                         if (ASIC_IS_R300(rdev)) {
 963                                 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
 964                                 disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC;
 965                         } else if (rdev->family == CHIP_R200) {
 966                                 fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
 967                                                   RADEON_FP2_DVO_RATE_SEL_SDR);
 968                         } else
 969                                 disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
 970                 } else {
 971                         if (ASIC_IS_R300(rdev)) {
 972                                 disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
 973                                 disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
 974                         } else if (rdev->family == CHIP_R200) {
 975                                 fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
 976                                                   RADEON_FP2_DVO_RATE_SEL_SDR);
 977                                 fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2;
 978                         } else
 979                                 disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL;
 980                 }
 981                 WREG32(RADEON_DAC_CNTL2, dac2_cntl);
 982         }
 983
 984         if (ASIC_IS_R300(rdev)) {
 985                 WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
 986                 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
 987         }
 988
 989         if (rdev->family >= CHIP_R200)
 990                 WREG32(RADEON_DISP_TV_OUT_CNTL, disp_tv_out_cntl);
 991         else
 992                 WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
 993
 994         if (rdev->family == CHIP_R200)
 995                 WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
 996
 997         if (is_tv)
 998                 radeon_legacy_tv_mode_set(encoder, mode, adjusted_mode);
 999
1000         if (rdev->is_atom_bios)
1001                 radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
1002         else
1003                 radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
1004
1005 }
1006
1007 static bool r300_legacy_tv_detect(struct drm_encoder *encoder,
1008                                   struct drm_connector *connector)
1009 {
1010         struct drm_device *dev = encoder->dev;
1011         struct radeon_device *rdev = dev->dev_private;
1012         uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl;
1013         uint32_t disp_output_cntl, gpiopad_a, tmp;
1014         bool found = false;
1015
1016         /* save regs needed */
1017         gpiopad_a = RREG32(RADEON_GPIOPAD_A);
1018         dac_cntl2 = RREG32(RADEON_DAC_CNTL2);
1019         crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
1020         dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL);
1021         tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
1022         disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL);
1023
1024         WREG32_P(RADEON_GPIOPAD_A, 0, ~1);
1025
1026         WREG32(RADEON_DAC_CNTL2, RADEON_DAC2_DAC2_CLK_SEL);
1027
1028         WREG32(RADEON_CRTC2_GEN_CNTL,
1029                RADEON_CRTC2_CRT2_ON | RADEON_CRTC2_VSYNC_TRISTAT);
1030
1031         tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK;
1032         tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
1033         WREG32(RADEON_DISP_OUTPUT_CNTL, tmp);
1034
1035         WREG32(RADEON_DAC_EXT_CNTL,
1036                RADEON_DAC2_FORCE_BLANK_OFF_EN |
1037                RADEON_DAC2_FORCE_DATA_EN |
1038                RADEON_DAC_FORCE_DATA_SEL_RGB |
1039                (0xec << RADEON_DAC_FORCE_DATA_SHIFT));
1040
1041         WREG32(RADEON_TV_DAC_CNTL,
1042                RADEON_TV_DAC_STD_NTSC |
1043                (8 << RADEON_TV_DAC_BGADJ_SHIFT) |
1044                (6 << RADEON_TV_DAC_DACADJ_SHIFT));
1045
1046         RREG32(RADEON_TV_DAC_CNTL);
1047         mdelay(4);
1048
1049         WREG32(RADEON_TV_DAC_CNTL,
1050                RADEON_TV_DAC_NBLANK |
1051                RADEON_TV_DAC_NHOLD |
1052                RADEON_TV_MONITOR_DETECT_EN |
1053                RADEON_TV_DAC_STD_NTSC |
1054                (8 << RADEON_TV_DAC_BGADJ_SHIFT) |
1055                (6 << RADEON_TV_DAC_DACADJ_SHIFT));
1056
1057         RREG32(RADEON_TV_DAC_CNTL);
1058         mdelay(6);
1059
1060         tmp = RREG32(RADEON_TV_DAC_CNTL);
1061         if ((tmp & RADEON_TV_DAC_GDACDET) != 0) {
1062                 found = true;
1063                 DRM_DEBUG("S-video TV connection detected\n");
1064         } else if ((tmp & RADEON_TV_DAC_BDACDET) != 0) {
1065                 found = true;
1066                 DRM_DEBUG("Composite TV connection detected\n");
1067         }
1068
1069         WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
1070         WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl);
1071         WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
1072         WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
1073         WREG32(RADEON_DAC_CNTL2, dac_cntl2);
1074         WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
1075         return found;
1076 }
1077
1078 static bool radeon_legacy_tv_detect(struct drm_encoder *encoder,
1079                                     struct drm_connector *connector)
1080 {
1081         struct drm_device *dev = encoder->dev;
1082         struct radeon_device *rdev = dev->dev_private;
1083         uint32_t tv_dac_cntl, dac_cntl2;
1084         uint32_t config_cntl, tv_pre_dac_mux_cntl, tv_master_cntl, tmp;
1085         bool found = false;
1086
1087         if (ASIC_IS_R300(rdev))
1088                 return r300_legacy_tv_detect(encoder, connector);
1089
1090         dac_cntl2 = RREG32(RADEON_DAC_CNTL2);
1091         tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL);
1092         tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
1093         config_cntl = RREG32(RADEON_CONFIG_CNTL);
1094         tv_pre_dac_mux_cntl = RREG32(RADEON_TV_PRE_DAC_MUX_CNTL);
1095
1096         tmp = dac_cntl2 & ~RADEON_DAC2_DAC2_CLK_SEL;
1097         WREG32(RADEON_DAC_CNTL2, tmp);
1098
1099         tmp = tv_master_cntl | RADEON_TV_ON;
1100         tmp &= ~(RADEON_TV_ASYNC_RST |
1101                  RADEON_RESTART_PHASE_FIX |
1102                  RADEON_CRT_FIFO_CE_EN |
1103                  RADEON_TV_FIFO_CE_EN |
1104                  RADEON_RE_SYNC_NOW_SEL_MASK);
1105         tmp |= RADEON_TV_FIFO_ASYNC_RST | RADEON_CRT_ASYNC_RST;
1106         WREG32(RADEON_TV_MASTER_CNTL, tmp);
1107
1108         tmp = RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD |
1109                 RADEON_TV_MONITOR_DETECT_EN | RADEON_TV_DAC_STD_NTSC |
1110                 (8 << RADEON_TV_DAC_BGADJ_SHIFT);
1111
1112         if (config_cntl & RADEON_CFG_ATI_REV_ID_MASK)
1113                 tmp |= (4 << RADEON_TV_DAC_DACADJ_SHIFT);
1114         else
1115                 tmp |= (8 << RADEON_TV_DAC_DACADJ_SHIFT);
1116         WREG32(RADEON_TV_DAC_CNTL, tmp);
1117
1118         tmp = RADEON_C_GRN_EN | RADEON_CMP_BLU_EN |
1119                 RADEON_RED_MX_FORCE_DAC_DATA |
1120                 RADEON_GRN_MX_FORCE_DAC_DATA |
1121                 RADEON_BLU_MX_FORCE_DAC_DATA |
1122                 (0x109 << RADEON_TV_FORCE_DAC_DATA_SHIFT);
1123         WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, tmp);
1124
1125         mdelay(3);
1126         tmp = RREG32(RADEON_TV_DAC_CNTL);
1127         if (tmp & RADEON_TV_DAC_GDACDET) {
1128                 found = true;
1129                 DRM_DEBUG("S-video TV connection detected\n");
1130         } else if ((tmp & RADEON_TV_DAC_BDACDET) != 0) {
1131                 found = true;
1132                 DRM_DEBUG("Composite TV connection detected\n");
1133         }
1134
1135         WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, tv_pre_dac_mux_cntl);
1136         WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
1137         WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
1138         WREG32(RADEON_DAC_CNTL2, dac_cntl2);
1139         return found;
1140 }
1141
1142 static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder *encoder,
1143                                                              struct drm_connector *connector)
1144 {
1145         struct drm_device *dev = encoder->dev;
1146         struct radeon_device *rdev = dev->dev_private;
1147         uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl;
1148         uint32_t disp_hw_debug, disp_output_cntl, gpiopad_a, pixclks_cntl, tmp;
1149         enum drm_connector_status found = connector_status_disconnected;
1150         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
1151         struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
1152         bool color = true;
1153
1154         if (connector->connector_type == DRM_MODE_CONNECTOR_SVIDEO ||
1155             connector->connector_type == DRM_MODE_CONNECTOR_Composite ||
1156             connector->connector_type == DRM_MODE_CONNECTOR_9PinDIN) {
1157                 bool tv_detect;
1158
1159                 if (radeon_encoder->active_device && !(radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT))
1160                         return connector_status_disconnected;
1161
1162                 tv_detect = radeon_legacy_tv_detect(encoder, connector);
1163                 if (tv_detect && tv_dac)
1164                         found = connector_status_connected;
1165                 return found;
1166         }
1167
1168         /* don't probe if the encoder is being used for something else not CRT related */
1169         if (radeon_encoder->active_device && !(radeon_encoder->active_device & ATOM_DEVICE_CRT_SUPPORT)) {
1170                 DRM_INFO("not detecting due to %08x\n", radeon_encoder->active_device);
1171                 return connector_status_disconnected;
1172         }
1173
1174         /* save the regs we need */
1175         pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL);
1176         gpiopad_a = ASIC_IS_R300(rdev) ? RREG32(RADEON_GPIOPAD_A) : 0;
1177         disp_output_cntl = ASIC_IS_R300(rdev) ? RREG32(RADEON_DISP_OUTPUT_CNTL) : 0;
1178         disp_hw_debug = ASIC_IS_R300(rdev) ? 0 : RREG32(RADEON_DISP_HW_DEBUG);
1179         crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
1180         tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
1181         dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL);
1182         dac_cntl2 = RREG32(RADEON_DAC_CNTL2);
1183
1184         tmp = pixclks_cntl & ~(RADEON_PIX2CLK_ALWAYS_ONb
1185                                | RADEON_PIX2CLK_DAC_ALWAYS_ONb);
1186         WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
1187
1188         if (ASIC_IS_R300(rdev))
1189                 WREG32_P(RADEON_GPIOPAD_A, 1, ~1);
1190
1191         tmp = crtc2_gen_cntl & ~RADEON_CRTC2_PIX_WIDTH_MASK;
1192         tmp |= RADEON_CRTC2_CRT2_ON |
1193                 (2 << RADEON_CRTC2_PIX_WIDTH_SHIFT);
1194
1195         WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
1196
1197         if (ASIC_IS_R300(rdev)) {
1198                 tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK;
1199                 tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
1200                 WREG32(RADEON_DISP_OUTPUT_CNTL, tmp);
1201         } else {
1202                 tmp = disp_hw_debug & ~RADEON_CRT2_DISP1_SEL;
1203                 WREG32(RADEON_DISP_HW_DEBUG, tmp);
1204         }
1205
1206         tmp = RADEON_TV_DAC_NBLANK |
1207                 RADEON_TV_DAC_NHOLD |
1208                 RADEON_TV_MONITOR_DETECT_EN |
1209                 RADEON_TV_DAC_STD_PS2;
1210
1211         WREG32(RADEON_TV_DAC_CNTL, tmp);
1212
1213         tmp = RADEON_DAC2_FORCE_BLANK_OFF_EN |
1214                 RADEON_DAC2_FORCE_DATA_EN;
1215
1216         if (color)
1217                 tmp |= RADEON_DAC_FORCE_DATA_SEL_RGB;
1218         else
1219                 tmp |= RADEON_DAC_FORCE_DATA_SEL_G;
1220
1221         if (ASIC_IS_R300(rdev))
1222                 tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT);
1223         else
1224                 tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT);
1225
1226         WREG32(RADEON_DAC_EXT_CNTL, tmp);
1227
1228         tmp = dac_cntl2 | RADEON_DAC2_DAC2_CLK_SEL | RADEON_DAC2_CMP_EN;
1229         WREG32(RADEON_DAC_CNTL2, tmp);
1230
1231         udelay(10000);
1232
1233         if (ASIC_IS_R300(rdev)) {
1234                 if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUT_B)
1235                         found = connector_status_connected;
1236         } else {
1237                 if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUTPUT)
1238                         found = connector_status_connected;
1239         }
1240
1241         /* restore regs we used */
1242         WREG32(RADEON_DAC_CNTL2, dac_cntl2);
1243         WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl);
1244         WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
1245         WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
1246
1247         if (ASIC_IS_R300(rdev)) {
1248                 WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
1249                 WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
1250         } else {
1251                 WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
1252         }
1253         WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
1254
1255         return found;
1256
1257 }
1258
1259 static const struct drm_encoder_helper_funcs radeon_legacy_tv_dac_helper_funcs = {
1260         .dpms = radeon_legacy_tv_dac_dpms,
1261         .mode_fixup = radeon_legacy_tv_dac_mode_fixup,
1262         .prepare = radeon_legacy_tv_dac_prepare,
1263         .mode_set = radeon_legacy_tv_dac_mode_set,
1264         .commit = radeon_legacy_tv_dac_commit,
1265         .detect = radeon_legacy_tv_dac_detect,
1266         .disable = radeon_legacy_encoder_disable,
1267 };
1268
1269
1270 static const struct drm_encoder_funcs radeon_legacy_tv_dac_enc_funcs = {
1271         .destroy = radeon_enc_destroy,
1272 };
1273
1274
1275 static struct radeon_encoder_int_tmds *radeon_legacy_get_tmds_info(struct radeon_encoder *encoder)
1276 {
1277         struct drm_device *dev = encoder->base.dev;
1278         struct radeon_device *rdev = dev->dev_private;
1279         struct radeon_encoder_int_tmds *tmds = NULL;
1280         bool ret;
1281
1282         tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
1283
1284         if (!tmds)
1285                 return NULL;
1286
1287         if (rdev->is_atom_bios)
1288                 ret = radeon_atombios_get_tmds_info(encoder, tmds);
1289         else
1290                 ret = radeon_legacy_get_tmds_info_from_combios(encoder, tmds);
1291
1292         if (ret == false)
1293                 radeon_legacy_get_tmds_info_from_table(encoder, tmds);
1294
1295         return tmds;
1296 }
1297
1298 void
1299 radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t supported_device)
1300 {
1301         struct radeon_device *rdev = dev->dev_private;
1302         struct drm_encoder *encoder;
1303         struct radeon_encoder *radeon_encoder;
1304
1305         /* see if we already added it */
1306         list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
1307                 radeon_encoder = to_radeon_encoder(encoder);
1308                 if (radeon_encoder->encoder_id == encoder_id) {
1309                         radeon_encoder->devices |= supported_device;
1310                         return;
1311                 }
1312
1313         }
1314
1315         /* add a new one */
1316         radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL);
1317         if (!radeon_encoder)
1318                 return;
1319
1320         encoder = &radeon_encoder->base;
1321         if (rdev->flags & RADEON_SINGLE_CRTC)
1322                 encoder->possible_crtcs = 0x1;
1323         else
1324                 encoder->possible_crtcs = 0x3;
1325         encoder->possible_clones = 0;
1326
1327         radeon_encoder->enc_priv = NULL;
1328
1329         radeon_encoder->encoder_id = encoder_id;
1330         radeon_encoder->devices = supported_device;
1331         radeon_encoder->rmx_type = RMX_OFF;
1332
1333         switch (radeon_encoder->encoder_id) {
1334         case ENCODER_OBJECT_ID_INTERNAL_LVDS:
1335                 encoder->possible_crtcs = 0x1;
1336                 drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS);
1337                 drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs);
1338                 if (rdev->is_atom_bios)
1339                         radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
1340                 else
1341                         radeon_encoder->enc_priv = radeon_combios_get_lvds_info(radeon_encoder);
1342                 radeon_encoder->rmx_type = RMX_FULL;
1343                 break;
1344         case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
1345                 drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs, DRM_MODE_ENCODER_TMDS);
1346                 drm_encoder_helper_add(encoder, &radeon_legacy_tmds_int_helper_funcs);
1347                 radeon_encoder->enc_priv = radeon_legacy_get_tmds_info(radeon_encoder);
1348                 break;
1349         case ENCODER_OBJECT_ID_INTERNAL_DAC1:
1350                 drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs, DRM_MODE_ENCODER_DAC);
1351                 drm_encoder_helper_add(encoder, &radeon_legacy_primary_dac_helper_funcs);
1352                 if (rdev->is_atom_bios)
1353                         radeon_encoder->enc_priv = radeon_atombios_get_primary_dac_info(radeon_encoder);
1354                 else
1355                         radeon_encoder->enc_priv = radeon_combios_get_primary_dac_info(radeon_encoder);
1356                 break;
1357         case ENCODER_OBJECT_ID_INTERNAL_DAC2:
1358                 drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs, DRM_MODE_ENCODER_TVDAC);
1359                 drm_encoder_helper_add(encoder, &radeon_legacy_tv_dac_helper_funcs);
1360                 if (rdev->is_atom_bios)
1361                         radeon_encoder->enc_priv = radeon_atombios_get_tv_dac_info(radeon_encoder);
1362                 else
1363                         radeon_encoder->enc_priv = radeon_combios_get_tv_dac_info(radeon_encoder);
1364                 break;
1365         case ENCODER_OBJECT_ID_INTERNAL_DVO1:
1366                 drm_encoder_init(dev, encoder, &radeon_legacy_tmds_ext_enc_funcs, DRM_MODE_ENCODER_TMDS);
1367                 drm_encoder_helper_add(encoder, &radeon_legacy_tmds_ext_helper_funcs);
1368                 if (!rdev->is_atom_bios)
1369                         radeon_combios_get_ext_tmds_info(radeon_encoder);
1370                 break;
1371         }
1372 }