Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2011 Advanced Micro Devices, Inc. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice shall be included in |
| 12 | * all copies or substantial portions of the Software. |
| 13 | * |
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 20 | * OTHER DEALINGS IN THE SOFTWARE. |
| 21 | * |
| 22 | * Authors: Alex Deucher |
| 23 | */ |
| 24 | |
| 25 | #include "drmP.h" |
| 26 | #include "radeon.h" |
| 27 | #include "rv770d.h" |
| 28 | #include "r600_dpm.h" |
| 29 | #include "rv770_dpm.h" |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 30 | #include "cypress_dpm.h" |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 31 | #include "atom.h" |
Mike Lothian | bf0936e | 2013-07-02 17:38:11 -0400 | [diff] [blame] | 32 | #include <linux/seq_file.h> |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 33 | |
| 34 | #define MC_CG_ARB_FREQ_F0 0x0a |
| 35 | #define MC_CG_ARB_FREQ_F1 0x0b |
| 36 | #define MC_CG_ARB_FREQ_F2 0x0c |
| 37 | #define MC_CG_ARB_FREQ_F3 0x0d |
| 38 | |
| 39 | #define MC_CG_SEQ_DRAMCONF_S0 0x05 |
| 40 | #define MC_CG_SEQ_DRAMCONF_S1 0x06 |
| 41 | |
| 42 | #define PCIE_BUS_CLK 10000 |
| 43 | #define TCLK (PCIE_BUS_CLK / 10) |
| 44 | |
| 45 | #define SMC_RAM_END 0xC000 |
| 46 | |
| 47 | struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps) |
| 48 | { |
| 49 | struct rv7xx_ps *ps = rps->ps_priv; |
| 50 | |
| 51 | return ps; |
| 52 | } |
| 53 | |
| 54 | struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev) |
| 55 | { |
| 56 | struct rv7xx_power_info *pi = rdev->pm.dpm.priv; |
| 57 | |
| 58 | return pi; |
| 59 | } |
| 60 | |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 61 | struct evergreen_power_info *evergreen_get_pi(struct radeon_device *rdev) |
| 62 | { |
| 63 | struct evergreen_power_info *pi = rdev->pm.dpm.priv; |
| 64 | |
| 65 | return pi; |
| 66 | } |
| 67 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 68 | static void rv770_enable_bif_dynamic_pcie_gen2(struct radeon_device *rdev, |
| 69 | bool enable) |
| 70 | { |
| 71 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 72 | u32 tmp; |
| 73 | |
| 74 | tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); |
| 75 | if (enable) { |
| 76 | tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK; |
| 77 | tmp |= LC_HW_VOLTAGE_IF_CONTROL(1); |
| 78 | tmp |= LC_GEN2_EN_STRAP; |
| 79 | } else { |
| 80 | if (!pi->boot_in_gen2) { |
| 81 | tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK; |
| 82 | tmp &= ~LC_GEN2_EN_STRAP; |
| 83 | } |
| 84 | } |
| 85 | if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) || |
| 86 | (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) |
| 87 | WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp); |
| 88 | |
| 89 | } |
| 90 | |
| 91 | static void rv770_enable_l0s(struct radeon_device *rdev) |
| 92 | { |
| 93 | u32 tmp; |
| 94 | |
| 95 | tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL) & ~LC_L0S_INACTIVITY_MASK; |
| 96 | tmp |= LC_L0S_INACTIVITY(3); |
| 97 | WREG32_PCIE_PORT(PCIE_LC_CNTL, tmp); |
| 98 | } |
| 99 | |
| 100 | static void rv770_enable_l1(struct radeon_device *rdev) |
| 101 | { |
| 102 | u32 tmp; |
| 103 | |
| 104 | tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL); |
| 105 | tmp &= ~LC_L1_INACTIVITY_MASK; |
| 106 | tmp |= LC_L1_INACTIVITY(4); |
| 107 | tmp &= ~LC_PMI_TO_L1_DIS; |
| 108 | tmp &= ~LC_ASPM_TO_L1_DIS; |
| 109 | WREG32_PCIE_PORT(PCIE_LC_CNTL, tmp); |
| 110 | } |
| 111 | |
| 112 | static void rv770_enable_pll_sleep_in_l1(struct radeon_device *rdev) |
| 113 | { |
| 114 | u32 tmp; |
| 115 | |
| 116 | tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL) & ~LC_L1_INACTIVITY_MASK; |
| 117 | tmp |= LC_L1_INACTIVITY(8); |
| 118 | WREG32_PCIE_PORT(PCIE_LC_CNTL, tmp); |
| 119 | |
| 120 | /* NOTE, this is a PCIE indirect reg, not PCIE PORT */ |
| 121 | tmp = RREG32_PCIE(PCIE_P_CNTL); |
| 122 | tmp |= P_PLL_PWRDN_IN_L1L23; |
| 123 | tmp &= ~P_PLL_BUF_PDNB; |
| 124 | tmp &= ~P_PLL_PDNB; |
| 125 | tmp |= P_ALLOW_PRX_FRONTEND_SHUTOFF; |
| 126 | WREG32_PCIE(PCIE_P_CNTL, tmp); |
| 127 | } |
| 128 | |
| 129 | static void rv770_gfx_clock_gating_enable(struct radeon_device *rdev, |
| 130 | bool enable) |
| 131 | { |
| 132 | if (enable) |
| 133 | WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN); |
| 134 | else { |
| 135 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN); |
| 136 | WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON); |
| 137 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON); |
| 138 | RREG32(GB_TILING_CONFIG); |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | static void rv770_mg_clock_gating_enable(struct radeon_device *rdev, |
| 143 | bool enable) |
| 144 | { |
| 145 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 146 | |
| 147 | if (enable) { |
| 148 | u32 mgcg_cgtt_local0; |
| 149 | |
| 150 | if (rdev->family == CHIP_RV770) |
| 151 | mgcg_cgtt_local0 = RV770_MGCGTTLOCAL0_DFLT; |
| 152 | else |
| 153 | mgcg_cgtt_local0 = RV7XX_MGCGTTLOCAL0_DFLT; |
| 154 | |
| 155 | WREG32(CG_CGTT_LOCAL_0, mgcg_cgtt_local0); |
| 156 | WREG32(CG_CGTT_LOCAL_1, (RV770_MGCGTTLOCAL1_DFLT & 0xFFFFCFFF)); |
| 157 | |
| 158 | if (pi->mgcgtssm) |
| 159 | WREG32(CGTS_SM_CTRL_REG, RV770_MGCGCGTSSMCTRL_DFLT); |
| 160 | } else { |
| 161 | WREG32(CG_CGTT_LOCAL_0, 0xFFFFFFFF); |
| 162 | WREG32(CG_CGTT_LOCAL_1, 0xFFFFCFFF); |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | void rv770_restore_cgcg(struct radeon_device *rdev) |
| 167 | { |
| 168 | bool dpm_en = false, cg_en = false; |
| 169 | |
| 170 | if (RREG32(GENERAL_PWRMGT) & GLOBAL_PWRMGT_EN) |
| 171 | dpm_en = true; |
| 172 | if (RREG32(SCLK_PWRMGT_CNTL) & DYN_GFX_CLK_OFF_EN) |
| 173 | cg_en = true; |
| 174 | |
| 175 | if (dpm_en && !cg_en) |
| 176 | WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN); |
| 177 | } |
| 178 | |
| 179 | static void rv770_start_dpm(struct radeon_device *rdev) |
| 180 | { |
| 181 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~SCLK_PWRMGT_OFF); |
| 182 | |
| 183 | WREG32_P(MCLK_PWRMGT_CNTL, 0, ~MPLL_PWRMGT_OFF); |
| 184 | |
| 185 | WREG32_P(GENERAL_PWRMGT, GLOBAL_PWRMGT_EN, ~GLOBAL_PWRMGT_EN); |
| 186 | } |
| 187 | |
| 188 | void rv770_stop_dpm(struct radeon_device *rdev) |
| 189 | { |
| 190 | PPSMC_Result result; |
| 191 | |
| 192 | result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_TwoLevelsDisabled); |
| 193 | |
| 194 | if (result != PPSMC_Result_OK) |
| 195 | DRM_ERROR("Could not force DPM to low.\n"); |
| 196 | |
| 197 | WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN); |
| 198 | |
| 199 | WREG32_P(SCLK_PWRMGT_CNTL, SCLK_PWRMGT_OFF, ~SCLK_PWRMGT_OFF); |
| 200 | |
| 201 | WREG32_P(MCLK_PWRMGT_CNTL, MPLL_PWRMGT_OFF, ~MPLL_PWRMGT_OFF); |
| 202 | } |
| 203 | |
| 204 | bool rv770_dpm_enabled(struct radeon_device *rdev) |
| 205 | { |
| 206 | if (RREG32(GENERAL_PWRMGT) & GLOBAL_PWRMGT_EN) |
| 207 | return true; |
| 208 | else |
| 209 | return false; |
| 210 | } |
| 211 | |
| 212 | void rv770_enable_thermal_protection(struct radeon_device *rdev, |
| 213 | bool enable) |
| 214 | { |
| 215 | if (enable) |
| 216 | WREG32_P(GENERAL_PWRMGT, 0, ~THERMAL_PROTECTION_DIS); |
| 217 | else |
| 218 | WREG32_P(GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, ~THERMAL_PROTECTION_DIS); |
| 219 | } |
| 220 | |
| 221 | void rv770_enable_acpi_pm(struct radeon_device *rdev) |
| 222 | { |
| 223 | WREG32_P(GENERAL_PWRMGT, STATIC_PM_EN, ~STATIC_PM_EN); |
| 224 | } |
| 225 | |
| 226 | u8 rv770_get_seq_value(struct radeon_device *rdev, |
| 227 | struct rv7xx_pl *pl) |
| 228 | { |
| 229 | return (pl->flags & ATOM_PPLIB_R600_FLAGS_LOWPOWER) ? |
| 230 | MC_CG_SEQ_DRAMCONF_S0 : MC_CG_SEQ_DRAMCONF_S1; |
| 231 | } |
| 232 | |
| 233 | int rv770_read_smc_soft_register(struct radeon_device *rdev, |
| 234 | u16 reg_offset, u32 *value) |
| 235 | { |
| 236 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 237 | |
| 238 | return rv770_read_smc_sram_dword(rdev, |
| 239 | pi->soft_regs_start + reg_offset, |
| 240 | value, pi->sram_end); |
| 241 | } |
| 242 | |
| 243 | int rv770_write_smc_soft_register(struct radeon_device *rdev, |
| 244 | u16 reg_offset, u32 value) |
| 245 | { |
| 246 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 247 | |
| 248 | return rv770_write_smc_sram_dword(rdev, |
| 249 | pi->soft_regs_start + reg_offset, |
| 250 | value, pi->sram_end); |
| 251 | } |
| 252 | |
| 253 | int rv770_populate_smc_t(struct radeon_device *rdev, |
| 254 | struct radeon_ps *radeon_state, |
| 255 | RV770_SMC_SWSTATE *smc_state) |
| 256 | { |
| 257 | struct rv7xx_ps *state = rv770_get_ps(radeon_state); |
| 258 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 259 | int i; |
| 260 | int a_n; |
| 261 | int a_d; |
| 262 | u8 l[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE]; |
| 263 | u8 r[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE]; |
| 264 | u32 a_t; |
| 265 | |
| 266 | l[0] = 0; |
| 267 | r[2] = 100; |
| 268 | |
Alex Deucher | f85392b | 2013-06-26 00:35:16 -0400 | [diff] [blame] | 269 | a_n = (int)state->medium.sclk * pi->lmp + |
| 270 | (int)state->low.sclk * (R600_AH_DFLT - pi->rlp); |
| 271 | a_d = (int)state->low.sclk * (100 - (int)pi->rlp) + |
| 272 | (int)state->medium.sclk * pi->lmp; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 273 | |
Alex Deucher | f85392b | 2013-06-26 00:35:16 -0400 | [diff] [blame] | 274 | l[1] = (u8)(pi->lmp - (int)pi->lmp * a_n / a_d); |
| 275 | r[0] = (u8)(pi->rlp + (100 - (int)pi->rlp) * a_n / a_d); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 276 | |
Alex Deucher | f85392b | 2013-06-26 00:35:16 -0400 | [diff] [blame] | 277 | a_n = (int)state->high.sclk * pi->lhp + (int)state->medium.sclk * |
| 278 | (R600_AH_DFLT - pi->rmp); |
| 279 | a_d = (int)state->medium.sclk * (100 - (int)pi->rmp) + |
| 280 | (int)state->high.sclk * pi->lhp; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 281 | |
Alex Deucher | f85392b | 2013-06-26 00:35:16 -0400 | [diff] [blame] | 282 | l[2] = (u8)(pi->lhp - (int)pi->lhp * a_n / a_d); |
| 283 | r[1] = (u8)(pi->rmp + (100 - (int)pi->rmp) * a_n / a_d); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 284 | |
| 285 | for (i = 0; i < (RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1); i++) { |
| 286 | a_t = CG_R(r[i] * pi->bsp / 200) | CG_L(l[i] * pi->bsp / 200); |
| 287 | smc_state->levels[i].aT = cpu_to_be32(a_t); |
| 288 | } |
| 289 | |
| 290 | a_t = CG_R(r[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1] * pi->pbsp / 200) | |
| 291 | CG_L(l[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1] * pi->pbsp / 200); |
| 292 | |
| 293 | smc_state->levels[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1].aT = |
| 294 | cpu_to_be32(a_t); |
| 295 | |
| 296 | return 0; |
| 297 | } |
| 298 | |
| 299 | int rv770_populate_smc_sp(struct radeon_device *rdev, |
| 300 | struct radeon_ps *radeon_state, |
| 301 | RV770_SMC_SWSTATE *smc_state) |
| 302 | { |
| 303 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 304 | int i; |
| 305 | |
| 306 | for (i = 0; i < (RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1); i++) |
| 307 | smc_state->levels[i].bSP = cpu_to_be32(pi->dsp); |
| 308 | |
| 309 | smc_state->levels[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE - 1].bSP = |
| 310 | cpu_to_be32(pi->psp); |
| 311 | |
| 312 | return 0; |
| 313 | } |
| 314 | |
| 315 | static void rv770_calculate_fractional_mpll_feedback_divider(u32 memory_clock, |
| 316 | u32 reference_clock, |
| 317 | bool gddr5, |
| 318 | struct atom_clock_dividers *dividers, |
| 319 | u32 *clkf, |
| 320 | u32 *clkfrac) |
| 321 | { |
| 322 | u32 post_divider, reference_divider, feedback_divider8; |
| 323 | u32 fyclk; |
| 324 | |
| 325 | if (gddr5) |
| 326 | fyclk = (memory_clock * 8) / 2; |
| 327 | else |
| 328 | fyclk = (memory_clock * 4) / 2; |
| 329 | |
| 330 | post_divider = dividers->post_div; |
| 331 | reference_divider = dividers->ref_div; |
| 332 | |
| 333 | feedback_divider8 = |
| 334 | (8 * fyclk * reference_divider * post_divider) / reference_clock; |
| 335 | |
| 336 | *clkf = feedback_divider8 / 8; |
| 337 | *clkfrac = feedback_divider8 % 8; |
| 338 | } |
| 339 | |
| 340 | static int rv770_encode_yclk_post_div(u32 postdiv, u32 *encoded_postdiv) |
| 341 | { |
| 342 | int ret = 0; |
| 343 | |
| 344 | switch (postdiv) { |
| 345 | case 1: |
| 346 | *encoded_postdiv = 0; |
| 347 | break; |
| 348 | case 2: |
| 349 | *encoded_postdiv = 1; |
| 350 | break; |
| 351 | case 4: |
| 352 | *encoded_postdiv = 2; |
| 353 | break; |
| 354 | case 8: |
| 355 | *encoded_postdiv = 3; |
| 356 | break; |
| 357 | case 16: |
| 358 | *encoded_postdiv = 4; |
| 359 | break; |
| 360 | default: |
| 361 | ret = -EINVAL; |
| 362 | break; |
| 363 | } |
| 364 | |
| 365 | return ret; |
| 366 | } |
| 367 | |
| 368 | u32 rv770_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf) |
| 369 | { |
| 370 | if (clkf <= 0x10) |
| 371 | return 0x4B; |
| 372 | if (clkf <= 0x19) |
| 373 | return 0x5B; |
| 374 | if (clkf <= 0x21) |
| 375 | return 0x2B; |
| 376 | if (clkf <= 0x27) |
| 377 | return 0x6C; |
| 378 | if (clkf <= 0x31) |
| 379 | return 0x9D; |
| 380 | return 0xC6; |
| 381 | } |
| 382 | |
| 383 | static int rv770_populate_mclk_value(struct radeon_device *rdev, |
| 384 | u32 engine_clock, u32 memory_clock, |
| 385 | RV7XX_SMC_MCLK_VALUE *mclk) |
| 386 | { |
| 387 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 388 | u8 encoded_reference_dividers[] = { 0, 16, 17, 20, 21 }; |
| 389 | u32 mpll_ad_func_cntl = |
| 390 | pi->clk_regs.rv770.mpll_ad_func_cntl; |
| 391 | u32 mpll_ad_func_cntl_2 = |
| 392 | pi->clk_regs.rv770.mpll_ad_func_cntl_2; |
| 393 | u32 mpll_dq_func_cntl = |
| 394 | pi->clk_regs.rv770.mpll_dq_func_cntl; |
| 395 | u32 mpll_dq_func_cntl_2 = |
| 396 | pi->clk_regs.rv770.mpll_dq_func_cntl_2; |
| 397 | u32 mclk_pwrmgt_cntl = |
| 398 | pi->clk_regs.rv770.mclk_pwrmgt_cntl; |
| 399 | u32 dll_cntl = pi->clk_regs.rv770.dll_cntl; |
| 400 | struct atom_clock_dividers dividers; |
| 401 | u32 reference_clock = rdev->clock.mpll.reference_freq; |
| 402 | u32 clkf, clkfrac; |
| 403 | u32 postdiv_yclk; |
| 404 | u32 ibias; |
| 405 | int ret; |
| 406 | |
| 407 | ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_MEMORY_PLL_PARAM, |
| 408 | memory_clock, false, ÷rs); |
| 409 | if (ret) |
| 410 | return ret; |
| 411 | |
| 412 | if ((dividers.ref_div < 1) || (dividers.ref_div > 5)) |
| 413 | return -EINVAL; |
| 414 | |
| 415 | rv770_calculate_fractional_mpll_feedback_divider(memory_clock, reference_clock, |
| 416 | pi->mem_gddr5, |
| 417 | ÷rs, &clkf, &clkfrac); |
| 418 | |
| 419 | ret = rv770_encode_yclk_post_div(dividers.post_div, &postdiv_yclk); |
| 420 | if (ret) |
| 421 | return ret; |
| 422 | |
| 423 | ibias = rv770_map_clkf_to_ibias(rdev, clkf); |
| 424 | |
| 425 | mpll_ad_func_cntl &= ~(CLKR_MASK | |
| 426 | YCLK_POST_DIV_MASK | |
| 427 | CLKF_MASK | |
| 428 | CLKFRAC_MASK | |
| 429 | IBIAS_MASK); |
| 430 | mpll_ad_func_cntl |= CLKR(encoded_reference_dividers[dividers.ref_div - 1]); |
| 431 | mpll_ad_func_cntl |= YCLK_POST_DIV(postdiv_yclk); |
| 432 | mpll_ad_func_cntl |= CLKF(clkf); |
| 433 | mpll_ad_func_cntl |= CLKFRAC(clkfrac); |
| 434 | mpll_ad_func_cntl |= IBIAS(ibias); |
| 435 | |
| 436 | if (dividers.vco_mode) |
| 437 | mpll_ad_func_cntl_2 |= VCO_MODE; |
| 438 | else |
| 439 | mpll_ad_func_cntl_2 &= ~VCO_MODE; |
| 440 | |
| 441 | if (pi->mem_gddr5) { |
| 442 | rv770_calculate_fractional_mpll_feedback_divider(memory_clock, |
| 443 | reference_clock, |
| 444 | pi->mem_gddr5, |
| 445 | ÷rs, &clkf, &clkfrac); |
| 446 | |
| 447 | ibias = rv770_map_clkf_to_ibias(rdev, clkf); |
| 448 | |
| 449 | ret = rv770_encode_yclk_post_div(dividers.post_div, &postdiv_yclk); |
| 450 | if (ret) |
| 451 | return ret; |
| 452 | |
| 453 | mpll_dq_func_cntl &= ~(CLKR_MASK | |
| 454 | YCLK_POST_DIV_MASK | |
| 455 | CLKF_MASK | |
| 456 | CLKFRAC_MASK | |
| 457 | IBIAS_MASK); |
| 458 | mpll_dq_func_cntl |= CLKR(encoded_reference_dividers[dividers.ref_div - 1]); |
| 459 | mpll_dq_func_cntl |= YCLK_POST_DIV(postdiv_yclk); |
| 460 | mpll_dq_func_cntl |= CLKF(clkf); |
| 461 | mpll_dq_func_cntl |= CLKFRAC(clkfrac); |
| 462 | mpll_dq_func_cntl |= IBIAS(ibias); |
| 463 | |
| 464 | if (dividers.vco_mode) |
| 465 | mpll_dq_func_cntl_2 |= VCO_MODE; |
| 466 | else |
| 467 | mpll_dq_func_cntl_2 &= ~VCO_MODE; |
| 468 | } |
| 469 | |
| 470 | mclk->mclk770.mclk_value = cpu_to_be32(memory_clock); |
| 471 | mclk->mclk770.vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl); |
| 472 | mclk->mclk770.vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2); |
| 473 | mclk->mclk770.vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl); |
| 474 | mclk->mclk770.vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2); |
| 475 | mclk->mclk770.vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl); |
| 476 | mclk->mclk770.vDLL_CNTL = cpu_to_be32(dll_cntl); |
| 477 | |
| 478 | return 0; |
| 479 | } |
| 480 | |
| 481 | static int rv770_populate_sclk_value(struct radeon_device *rdev, |
| 482 | u32 engine_clock, |
| 483 | RV770_SMC_SCLK_VALUE *sclk) |
| 484 | { |
| 485 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 486 | struct atom_clock_dividers dividers; |
| 487 | u32 spll_func_cntl = |
| 488 | pi->clk_regs.rv770.cg_spll_func_cntl; |
| 489 | u32 spll_func_cntl_2 = |
| 490 | pi->clk_regs.rv770.cg_spll_func_cntl_2; |
| 491 | u32 spll_func_cntl_3 = |
| 492 | pi->clk_regs.rv770.cg_spll_func_cntl_3; |
| 493 | u32 cg_spll_spread_spectrum = |
| 494 | pi->clk_regs.rv770.cg_spll_spread_spectrum; |
| 495 | u32 cg_spll_spread_spectrum_2 = |
| 496 | pi->clk_regs.rv770.cg_spll_spread_spectrum_2; |
| 497 | u64 tmp; |
| 498 | u32 reference_clock = rdev->clock.spll.reference_freq; |
| 499 | u32 reference_divider, post_divider; |
| 500 | u32 fbdiv; |
| 501 | int ret; |
| 502 | |
| 503 | ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, |
| 504 | engine_clock, false, ÷rs); |
| 505 | if (ret) |
| 506 | return ret; |
| 507 | |
| 508 | reference_divider = 1 + dividers.ref_div; |
| 509 | |
| 510 | if (dividers.enable_post_div) |
| 511 | post_divider = (0x0f & (dividers.post_div >> 4)) + (0x0f & dividers.post_div) + 2; |
| 512 | else |
| 513 | post_divider = 1; |
| 514 | |
| 515 | tmp = (u64) engine_clock * reference_divider * post_divider * 16384; |
| 516 | do_div(tmp, reference_clock); |
| 517 | fbdiv = (u32) tmp; |
| 518 | |
| 519 | if (dividers.enable_post_div) |
| 520 | spll_func_cntl |= SPLL_DIVEN; |
| 521 | else |
| 522 | spll_func_cntl &= ~SPLL_DIVEN; |
| 523 | spll_func_cntl &= ~(SPLL_HILEN_MASK | SPLL_LOLEN_MASK | SPLL_REF_DIV_MASK); |
| 524 | spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); |
| 525 | spll_func_cntl |= SPLL_HILEN((dividers.post_div >> 4) & 0xf); |
| 526 | spll_func_cntl |= SPLL_LOLEN(dividers.post_div & 0xf); |
| 527 | |
| 528 | spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; |
| 529 | spll_func_cntl_2 |= SCLK_MUX_SEL(2); |
| 530 | |
| 531 | spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK; |
| 532 | spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv); |
| 533 | spll_func_cntl_3 |= SPLL_DITHEN; |
| 534 | |
| 535 | if (pi->sclk_ss) { |
| 536 | struct radeon_atom_ss ss; |
| 537 | u32 vco_freq = engine_clock * post_divider; |
| 538 | |
| 539 | if (radeon_atombios_get_asic_ss_info(rdev, &ss, |
| 540 | ASIC_INTERNAL_ENGINE_SS, vco_freq)) { |
| 541 | u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate); |
| 542 | u32 clk_v = ss.percentage * fbdiv / (clk_s * 10000); |
| 543 | |
| 544 | cg_spll_spread_spectrum &= ~CLKS_MASK; |
| 545 | cg_spll_spread_spectrum |= CLKS(clk_s); |
| 546 | cg_spll_spread_spectrum |= SSEN; |
| 547 | |
| 548 | cg_spll_spread_spectrum_2 &= ~CLKV_MASK; |
| 549 | cg_spll_spread_spectrum_2 |= CLKV(clk_v); |
| 550 | } |
| 551 | } |
| 552 | |
| 553 | sclk->sclk_value = cpu_to_be32(engine_clock); |
| 554 | sclk->vCG_SPLL_FUNC_CNTL = cpu_to_be32(spll_func_cntl); |
| 555 | sclk->vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(spll_func_cntl_2); |
| 556 | sclk->vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(spll_func_cntl_3); |
| 557 | sclk->vCG_SPLL_SPREAD_SPECTRUM = cpu_to_be32(cg_spll_spread_spectrum); |
| 558 | sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cpu_to_be32(cg_spll_spread_spectrum_2); |
| 559 | |
| 560 | return 0; |
| 561 | } |
| 562 | |
| 563 | int rv770_populate_vddc_value(struct radeon_device *rdev, u16 vddc, |
| 564 | RV770_SMC_VOLTAGE_VALUE *voltage) |
| 565 | { |
| 566 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 567 | int i; |
| 568 | |
| 569 | if (!pi->voltage_control) { |
| 570 | voltage->index = 0; |
| 571 | voltage->value = 0; |
| 572 | return 0; |
| 573 | } |
| 574 | |
| 575 | for (i = 0; i < pi->valid_vddc_entries; i++) { |
| 576 | if (vddc <= pi->vddc_table[i].vddc) { |
| 577 | voltage->index = pi->vddc_table[i].vddc_index; |
| 578 | voltage->value = cpu_to_be16(vddc); |
| 579 | break; |
| 580 | } |
| 581 | } |
| 582 | |
| 583 | if (i == pi->valid_vddc_entries) |
| 584 | return -EINVAL; |
| 585 | |
| 586 | return 0; |
| 587 | } |
| 588 | |
| 589 | int rv770_populate_mvdd_value(struct radeon_device *rdev, u32 mclk, |
| 590 | RV770_SMC_VOLTAGE_VALUE *voltage) |
| 591 | { |
| 592 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 593 | |
| 594 | if (!pi->mvdd_control) { |
| 595 | voltage->index = MVDD_HIGH_INDEX; |
| 596 | voltage->value = cpu_to_be16(MVDD_HIGH_VALUE); |
| 597 | return 0; |
| 598 | } |
| 599 | |
| 600 | if (mclk <= pi->mvdd_split_frequency) { |
| 601 | voltage->index = MVDD_LOW_INDEX; |
| 602 | voltage->value = cpu_to_be16(MVDD_LOW_VALUE); |
| 603 | } else { |
| 604 | voltage->index = MVDD_HIGH_INDEX; |
| 605 | voltage->value = cpu_to_be16(MVDD_HIGH_VALUE); |
| 606 | } |
| 607 | |
| 608 | return 0; |
| 609 | } |
| 610 | |
| 611 | static int rv770_convert_power_level_to_smc(struct radeon_device *rdev, |
| 612 | struct rv7xx_pl *pl, |
| 613 | RV770_SMC_HW_PERFORMANCE_LEVEL *level, |
| 614 | u8 watermark_level) |
| 615 | { |
| 616 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 617 | int ret; |
| 618 | |
| 619 | level->gen2PCIE = pi->pcie_gen2 ? |
| 620 | ((pl->flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) ? 1 : 0) : 0; |
| 621 | level->gen2XSP = (pl->flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) ? 1 : 0; |
| 622 | level->backbias = (pl->flags & ATOM_PPLIB_R600_FLAGS_BACKBIASENABLE) ? 1 : 0; |
| 623 | level->displayWatermark = watermark_level; |
| 624 | |
| 625 | if (rdev->family == CHIP_RV740) |
| 626 | ret = rv740_populate_sclk_value(rdev, pl->sclk, |
| 627 | &level->sclk); |
| 628 | else if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 629 | ret = rv730_populate_sclk_value(rdev, pl->sclk, |
| 630 | &level->sclk); |
| 631 | else |
| 632 | ret = rv770_populate_sclk_value(rdev, pl->sclk, |
| 633 | &level->sclk); |
| 634 | if (ret) |
| 635 | return ret; |
| 636 | |
| 637 | if (rdev->family == CHIP_RV740) { |
| 638 | if (pi->mem_gddr5) { |
| 639 | if (pl->mclk <= pi->mclk_strobe_mode_threshold) |
| 640 | level->strobeMode = |
| 641 | rv740_get_mclk_frequency_ratio(pl->mclk) | 0x10; |
| 642 | else |
| 643 | level->strobeMode = 0; |
| 644 | |
| 645 | if (pl->mclk > pi->mclk_edc_enable_threshold) |
| 646 | level->mcFlags = SMC_MC_EDC_RD_FLAG | SMC_MC_EDC_WR_FLAG; |
| 647 | else |
| 648 | level->mcFlags = 0; |
| 649 | } |
| 650 | ret = rv740_populate_mclk_value(rdev, pl->sclk, |
| 651 | pl->mclk, &level->mclk); |
| 652 | } else if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 653 | ret = rv730_populate_mclk_value(rdev, pl->sclk, |
| 654 | pl->mclk, &level->mclk); |
| 655 | else |
| 656 | ret = rv770_populate_mclk_value(rdev, pl->sclk, |
| 657 | pl->mclk, &level->mclk); |
| 658 | if (ret) |
| 659 | return ret; |
| 660 | |
| 661 | ret = rv770_populate_vddc_value(rdev, pl->vddc, |
| 662 | &level->vddc); |
| 663 | if (ret) |
| 664 | return ret; |
| 665 | |
| 666 | ret = rv770_populate_mvdd_value(rdev, pl->mclk, &level->mvdd); |
| 667 | |
| 668 | return ret; |
| 669 | } |
| 670 | |
| 671 | static int rv770_convert_power_state_to_smc(struct radeon_device *rdev, |
| 672 | struct radeon_ps *radeon_state, |
| 673 | RV770_SMC_SWSTATE *smc_state) |
| 674 | { |
| 675 | struct rv7xx_ps *state = rv770_get_ps(radeon_state); |
| 676 | int ret; |
| 677 | |
| 678 | if (!(radeon_state->caps & ATOM_PPLIB_DISALLOW_ON_DC)) |
| 679 | smc_state->flags |= PPSMC_SWSTATE_FLAG_DC; |
| 680 | |
| 681 | ret = rv770_convert_power_level_to_smc(rdev, |
| 682 | &state->low, |
| 683 | &smc_state->levels[0], |
| 684 | PPSMC_DISPLAY_WATERMARK_LOW); |
| 685 | if (ret) |
| 686 | return ret; |
| 687 | |
| 688 | ret = rv770_convert_power_level_to_smc(rdev, |
| 689 | &state->medium, |
| 690 | &smc_state->levels[1], |
| 691 | PPSMC_DISPLAY_WATERMARK_LOW); |
| 692 | if (ret) |
| 693 | return ret; |
| 694 | |
| 695 | ret = rv770_convert_power_level_to_smc(rdev, |
| 696 | &state->high, |
| 697 | &smc_state->levels[2], |
| 698 | PPSMC_DISPLAY_WATERMARK_HIGH); |
| 699 | if (ret) |
| 700 | return ret; |
| 701 | |
| 702 | smc_state->levels[0].arbValue = MC_CG_ARB_FREQ_F1; |
| 703 | smc_state->levels[1].arbValue = MC_CG_ARB_FREQ_F2; |
| 704 | smc_state->levels[2].arbValue = MC_CG_ARB_FREQ_F3; |
| 705 | |
| 706 | smc_state->levels[0].seqValue = rv770_get_seq_value(rdev, |
| 707 | &state->low); |
| 708 | smc_state->levels[1].seqValue = rv770_get_seq_value(rdev, |
| 709 | &state->medium); |
| 710 | smc_state->levels[2].seqValue = rv770_get_seq_value(rdev, |
| 711 | &state->high); |
| 712 | |
| 713 | rv770_populate_smc_sp(rdev, radeon_state, smc_state); |
| 714 | |
| 715 | return rv770_populate_smc_t(rdev, radeon_state, smc_state); |
| 716 | |
| 717 | } |
| 718 | |
| 719 | u32 rv770_calculate_memory_refresh_rate(struct radeon_device *rdev, |
| 720 | u32 engine_clock) |
| 721 | { |
| 722 | u32 dram_rows; |
| 723 | u32 dram_refresh_rate; |
| 724 | u32 mc_arb_rfsh_rate; |
| 725 | u32 tmp; |
| 726 | |
| 727 | tmp = (RREG32(MC_ARB_RAMCFG) & NOOFROWS_MASK) >> NOOFROWS_SHIFT; |
| 728 | dram_rows = 1 << (tmp + 10); |
| 729 | tmp = RREG32(MC_SEQ_MISC0) & 3; |
| 730 | dram_refresh_rate = 1 << (tmp + 3); |
| 731 | mc_arb_rfsh_rate = ((engine_clock * 10) * dram_refresh_rate / dram_rows - 32) / 64; |
| 732 | |
| 733 | return mc_arb_rfsh_rate; |
| 734 | } |
| 735 | |
| 736 | static void rv770_program_memory_timing_parameters(struct radeon_device *rdev, |
| 737 | struct radeon_ps *radeon_state) |
| 738 | { |
| 739 | struct rv7xx_ps *state = rv770_get_ps(radeon_state); |
| 740 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 741 | u32 sqm_ratio; |
| 742 | u32 arb_refresh_rate; |
| 743 | u32 high_clock; |
| 744 | |
| 745 | if (state->high.sclk < (state->low.sclk * 0xFF / 0x40)) |
| 746 | high_clock = state->high.sclk; |
| 747 | else |
| 748 | high_clock = (state->low.sclk * 0xFF / 0x40); |
| 749 | |
| 750 | radeon_atom_set_engine_dram_timings(rdev, high_clock, |
| 751 | state->high.mclk); |
| 752 | |
| 753 | sqm_ratio = |
| 754 | STATE0(64 * high_clock / pi->boot_sclk) | |
| 755 | STATE1(64 * high_clock / state->low.sclk) | |
| 756 | STATE2(64 * high_clock / state->medium.sclk) | |
| 757 | STATE3(64 * high_clock / state->high.sclk); |
| 758 | WREG32(MC_ARB_SQM_RATIO, sqm_ratio); |
| 759 | |
| 760 | arb_refresh_rate = |
| 761 | POWERMODE0(rv770_calculate_memory_refresh_rate(rdev, pi->boot_sclk)) | |
| 762 | POWERMODE1(rv770_calculate_memory_refresh_rate(rdev, state->low.sclk)) | |
| 763 | POWERMODE2(rv770_calculate_memory_refresh_rate(rdev, state->medium.sclk)) | |
| 764 | POWERMODE3(rv770_calculate_memory_refresh_rate(rdev, state->high.sclk)); |
| 765 | WREG32(MC_ARB_RFSH_RATE, arb_refresh_rate); |
| 766 | } |
| 767 | |
| 768 | void rv770_enable_backbias(struct radeon_device *rdev, |
| 769 | bool enable) |
| 770 | { |
| 771 | if (enable) |
| 772 | WREG32_P(GENERAL_PWRMGT, BACKBIAS_PAD_EN, ~BACKBIAS_PAD_EN); |
| 773 | else |
| 774 | WREG32_P(GENERAL_PWRMGT, 0, ~(BACKBIAS_VALUE | BACKBIAS_PAD_EN)); |
| 775 | } |
| 776 | |
| 777 | static void rv770_enable_spread_spectrum(struct radeon_device *rdev, |
| 778 | bool enable) |
| 779 | { |
| 780 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 781 | |
| 782 | if (enable) { |
| 783 | if (pi->sclk_ss) |
| 784 | WREG32_P(GENERAL_PWRMGT, DYN_SPREAD_SPECTRUM_EN, ~DYN_SPREAD_SPECTRUM_EN); |
| 785 | |
| 786 | if (pi->mclk_ss) { |
| 787 | if (rdev->family == CHIP_RV740) |
| 788 | rv740_enable_mclk_spread_spectrum(rdev, true); |
| 789 | } |
| 790 | } else { |
| 791 | WREG32_P(CG_SPLL_SPREAD_SPECTRUM, 0, ~SSEN); |
| 792 | |
| 793 | WREG32_P(GENERAL_PWRMGT, 0, ~DYN_SPREAD_SPECTRUM_EN); |
| 794 | |
| 795 | WREG32_P(CG_MPLL_SPREAD_SPECTRUM, 0, ~SSEN); |
| 796 | |
| 797 | if (rdev->family == CHIP_RV740) |
| 798 | rv740_enable_mclk_spread_spectrum(rdev, false); |
| 799 | } |
| 800 | } |
| 801 | |
| 802 | static void rv770_program_mpll_timing_parameters(struct radeon_device *rdev) |
| 803 | { |
| 804 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 805 | |
| 806 | if ((rdev->family == CHIP_RV770) && !pi->mem_gddr5) { |
| 807 | WREG32(MPLL_TIME, |
| 808 | (MPLL_LOCK_TIME(R600_MPLLLOCKTIME_DFLT * pi->ref_div) | |
| 809 | MPLL_RESET_TIME(R600_MPLLRESETTIME_DFLT))); |
| 810 | } |
| 811 | } |
| 812 | |
| 813 | void rv770_setup_bsp(struct radeon_device *rdev) |
| 814 | { |
| 815 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 816 | u32 xclk = radeon_get_xclk(rdev); |
| 817 | |
| 818 | r600_calculate_u_and_p(pi->asi, |
| 819 | xclk, |
| 820 | 16, |
| 821 | &pi->bsp, |
| 822 | &pi->bsu); |
| 823 | |
| 824 | r600_calculate_u_and_p(pi->pasi, |
| 825 | xclk, |
| 826 | 16, |
| 827 | &pi->pbsp, |
| 828 | &pi->pbsu); |
| 829 | |
| 830 | pi->dsp = BSP(pi->bsp) | BSU(pi->bsu); |
| 831 | pi->psp = BSP(pi->pbsp) | BSU(pi->pbsu); |
| 832 | |
| 833 | WREG32(CG_BSP, pi->dsp); |
| 834 | |
| 835 | } |
| 836 | |
| 837 | void rv770_program_git(struct radeon_device *rdev) |
| 838 | { |
| 839 | WREG32_P(CG_GIT, CG_GICST(R600_GICST_DFLT), ~CG_GICST_MASK); |
| 840 | } |
| 841 | |
| 842 | void rv770_program_tp(struct radeon_device *rdev) |
| 843 | { |
| 844 | int i; |
| 845 | enum r600_td td = R600_TD_DFLT; |
| 846 | |
| 847 | for (i = 0; i < R600_PM_NUMBER_OF_TC; i++) |
| 848 | WREG32(CG_FFCT_0 + (i * 4), (UTC_0(r600_utc[i]) | DTC_0(r600_dtc[i]))); |
| 849 | |
| 850 | if (td == R600_TD_AUTO) |
| 851 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_FORCE_TREND_SEL); |
| 852 | else |
| 853 | WREG32_P(SCLK_PWRMGT_CNTL, FIR_FORCE_TREND_SEL, ~FIR_FORCE_TREND_SEL); |
| 854 | if (td == R600_TD_UP) |
| 855 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~FIR_TREND_MODE); |
| 856 | if (td == R600_TD_DOWN) |
| 857 | WREG32_P(SCLK_PWRMGT_CNTL, FIR_TREND_MODE, ~FIR_TREND_MODE); |
| 858 | } |
| 859 | |
| 860 | void rv770_program_tpp(struct radeon_device *rdev) |
| 861 | { |
| 862 | WREG32(CG_TPC, R600_TPC_DFLT); |
| 863 | } |
| 864 | |
| 865 | void rv770_program_sstp(struct radeon_device *rdev) |
| 866 | { |
| 867 | WREG32(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT))); |
| 868 | } |
| 869 | |
| 870 | void rv770_program_engine_speed_parameters(struct radeon_device *rdev) |
| 871 | { |
| 872 | WREG32_P(SPLL_CNTL_MODE, SPLL_DIV_SYNC, ~SPLL_DIV_SYNC); |
| 873 | } |
| 874 | |
| 875 | static void rv770_enable_display_gap(struct radeon_device *rdev) |
| 876 | { |
| 877 | u32 tmp = RREG32(CG_DISPLAY_GAP_CNTL); |
| 878 | |
| 879 | tmp &= ~(DISP1_GAP_MCHG_MASK | DISP2_GAP_MCHG_MASK); |
| 880 | tmp |= (DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE) | |
| 881 | DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE)); |
| 882 | WREG32(CG_DISPLAY_GAP_CNTL, tmp); |
| 883 | } |
| 884 | |
| 885 | void rv770_program_vc(struct radeon_device *rdev) |
| 886 | { |
| 887 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 888 | |
| 889 | WREG32(CG_FTV, pi->vrc); |
| 890 | } |
| 891 | |
| 892 | void rv770_clear_vc(struct radeon_device *rdev) |
| 893 | { |
| 894 | WREG32(CG_FTV, 0); |
| 895 | } |
| 896 | |
| 897 | int rv770_upload_firmware(struct radeon_device *rdev) |
| 898 | { |
| 899 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 900 | int ret; |
| 901 | |
| 902 | rv770_reset_smc(rdev); |
| 903 | rv770_stop_smc_clock(rdev); |
| 904 | |
| 905 | ret = rv770_load_smc_ucode(rdev, pi->sram_end); |
| 906 | if (ret) |
| 907 | return ret; |
| 908 | |
| 909 | return 0; |
| 910 | } |
| 911 | |
| 912 | static int rv770_populate_smc_acpi_state(struct radeon_device *rdev, |
| 913 | RV770_SMC_STATETABLE *table) |
| 914 | { |
| 915 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 916 | |
| 917 | u32 mpll_ad_func_cntl = |
| 918 | pi->clk_regs.rv770.mpll_ad_func_cntl; |
| 919 | u32 mpll_ad_func_cntl_2 = |
| 920 | pi->clk_regs.rv770.mpll_ad_func_cntl_2; |
| 921 | u32 mpll_dq_func_cntl = |
| 922 | pi->clk_regs.rv770.mpll_dq_func_cntl; |
| 923 | u32 mpll_dq_func_cntl_2 = |
| 924 | pi->clk_regs.rv770.mpll_dq_func_cntl_2; |
| 925 | u32 spll_func_cntl = |
| 926 | pi->clk_regs.rv770.cg_spll_func_cntl; |
| 927 | u32 spll_func_cntl_2 = |
| 928 | pi->clk_regs.rv770.cg_spll_func_cntl_2; |
| 929 | u32 spll_func_cntl_3 = |
| 930 | pi->clk_regs.rv770.cg_spll_func_cntl_3; |
| 931 | u32 mclk_pwrmgt_cntl; |
| 932 | u32 dll_cntl; |
| 933 | |
| 934 | table->ACPIState = table->initialState; |
| 935 | |
| 936 | table->ACPIState.flags &= ~PPSMC_SWSTATE_FLAG_DC; |
| 937 | |
| 938 | if (pi->acpi_vddc) { |
| 939 | rv770_populate_vddc_value(rdev, pi->acpi_vddc, |
| 940 | &table->ACPIState.levels[0].vddc); |
| 941 | if (pi->pcie_gen2) { |
| 942 | if (pi->acpi_pcie_gen2) |
| 943 | table->ACPIState.levels[0].gen2PCIE = 1; |
| 944 | else |
| 945 | table->ACPIState.levels[0].gen2PCIE = 0; |
| 946 | } else |
| 947 | table->ACPIState.levels[0].gen2PCIE = 0; |
| 948 | if (pi->acpi_pcie_gen2) |
| 949 | table->ACPIState.levels[0].gen2XSP = 1; |
| 950 | else |
| 951 | table->ACPIState.levels[0].gen2XSP = 0; |
| 952 | } else { |
| 953 | rv770_populate_vddc_value(rdev, pi->min_vddc_in_table, |
| 954 | &table->ACPIState.levels[0].vddc); |
| 955 | table->ACPIState.levels[0].gen2PCIE = 0; |
| 956 | } |
| 957 | |
| 958 | |
| 959 | mpll_ad_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN; |
| 960 | |
| 961 | mpll_dq_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN; |
| 962 | |
| 963 | mclk_pwrmgt_cntl = (MRDCKA0_RESET | |
| 964 | MRDCKA1_RESET | |
| 965 | MRDCKB0_RESET | |
| 966 | MRDCKB1_RESET | |
| 967 | MRDCKC0_RESET | |
| 968 | MRDCKC1_RESET | |
| 969 | MRDCKD0_RESET | |
| 970 | MRDCKD1_RESET); |
| 971 | |
| 972 | dll_cntl = 0xff000000; |
| 973 | |
| 974 | spll_func_cntl |= SPLL_RESET | SPLL_SLEEP | SPLL_BYPASS_EN; |
| 975 | |
| 976 | spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; |
| 977 | spll_func_cntl_2 |= SCLK_MUX_SEL(4); |
| 978 | |
| 979 | table->ACPIState.levels[0].mclk.mclk770.vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl); |
| 980 | table->ACPIState.levels[0].mclk.mclk770.vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2); |
| 981 | table->ACPIState.levels[0].mclk.mclk770.vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl); |
| 982 | table->ACPIState.levels[0].mclk.mclk770.vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2); |
| 983 | |
| 984 | table->ACPIState.levels[0].mclk.mclk770.vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl); |
| 985 | table->ACPIState.levels[0].mclk.mclk770.vDLL_CNTL = cpu_to_be32(dll_cntl); |
| 986 | |
| 987 | table->ACPIState.levels[0].mclk.mclk770.mclk_value = 0; |
| 988 | |
| 989 | table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL = cpu_to_be32(spll_func_cntl); |
| 990 | table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(spll_func_cntl_2); |
| 991 | table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(spll_func_cntl_3); |
| 992 | |
| 993 | table->ACPIState.levels[0].sclk.sclk_value = 0; |
| 994 | |
| 995 | rv770_populate_mvdd_value(rdev, 0, &table->ACPIState.levels[0].mvdd); |
| 996 | |
| 997 | table->ACPIState.levels[1] = table->ACPIState.levels[0]; |
| 998 | table->ACPIState.levels[2] = table->ACPIState.levels[0]; |
| 999 | |
| 1000 | return 0; |
| 1001 | } |
| 1002 | |
| 1003 | int rv770_populate_initial_mvdd_value(struct radeon_device *rdev, |
| 1004 | RV770_SMC_VOLTAGE_VALUE *voltage) |
| 1005 | { |
| 1006 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1007 | |
| 1008 | if ((pi->s0_vid_lower_smio_cntl & pi->mvdd_mask_low) == |
| 1009 | (pi->mvdd_low_smio[MVDD_LOW_INDEX] & pi->mvdd_mask_low) ) { |
| 1010 | voltage->index = MVDD_LOW_INDEX; |
| 1011 | voltage->value = cpu_to_be16(MVDD_LOW_VALUE); |
| 1012 | } else { |
| 1013 | voltage->index = MVDD_HIGH_INDEX; |
| 1014 | voltage->value = cpu_to_be16(MVDD_HIGH_VALUE); |
| 1015 | } |
| 1016 | |
| 1017 | return 0; |
| 1018 | } |
| 1019 | |
| 1020 | static int rv770_populate_smc_initial_state(struct radeon_device *rdev, |
| 1021 | struct radeon_ps *radeon_state, |
| 1022 | RV770_SMC_STATETABLE *table) |
| 1023 | { |
| 1024 | struct rv7xx_ps *initial_state = rv770_get_ps(radeon_state); |
| 1025 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1026 | u32 a_t; |
| 1027 | |
| 1028 | table->initialState.levels[0].mclk.mclk770.vMPLL_AD_FUNC_CNTL = |
| 1029 | cpu_to_be32(pi->clk_regs.rv770.mpll_ad_func_cntl); |
| 1030 | table->initialState.levels[0].mclk.mclk770.vMPLL_AD_FUNC_CNTL_2 = |
| 1031 | cpu_to_be32(pi->clk_regs.rv770.mpll_ad_func_cntl_2); |
| 1032 | table->initialState.levels[0].mclk.mclk770.vMPLL_DQ_FUNC_CNTL = |
| 1033 | cpu_to_be32(pi->clk_regs.rv770.mpll_dq_func_cntl); |
| 1034 | table->initialState.levels[0].mclk.mclk770.vMPLL_DQ_FUNC_CNTL_2 = |
| 1035 | cpu_to_be32(pi->clk_regs.rv770.mpll_dq_func_cntl_2); |
| 1036 | table->initialState.levels[0].mclk.mclk770.vMCLK_PWRMGT_CNTL = |
| 1037 | cpu_to_be32(pi->clk_regs.rv770.mclk_pwrmgt_cntl); |
| 1038 | table->initialState.levels[0].mclk.mclk770.vDLL_CNTL = |
| 1039 | cpu_to_be32(pi->clk_regs.rv770.dll_cntl); |
| 1040 | |
| 1041 | table->initialState.levels[0].mclk.mclk770.vMPLL_SS = |
| 1042 | cpu_to_be32(pi->clk_regs.rv770.mpll_ss1); |
| 1043 | table->initialState.levels[0].mclk.mclk770.vMPLL_SS2 = |
| 1044 | cpu_to_be32(pi->clk_regs.rv770.mpll_ss2); |
| 1045 | |
| 1046 | table->initialState.levels[0].mclk.mclk770.mclk_value = |
| 1047 | cpu_to_be32(initial_state->low.mclk); |
| 1048 | |
| 1049 | table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL = |
| 1050 | cpu_to_be32(pi->clk_regs.rv770.cg_spll_func_cntl); |
| 1051 | table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 = |
| 1052 | cpu_to_be32(pi->clk_regs.rv770.cg_spll_func_cntl_2); |
| 1053 | table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 = |
| 1054 | cpu_to_be32(pi->clk_regs.rv770.cg_spll_func_cntl_3); |
| 1055 | table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM = |
| 1056 | cpu_to_be32(pi->clk_regs.rv770.cg_spll_spread_spectrum); |
| 1057 | table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM_2 = |
| 1058 | cpu_to_be32(pi->clk_regs.rv770.cg_spll_spread_spectrum_2); |
| 1059 | |
| 1060 | table->initialState.levels[0].sclk.sclk_value = |
| 1061 | cpu_to_be32(initial_state->low.sclk); |
| 1062 | |
| 1063 | table->initialState.levels[0].arbValue = MC_CG_ARB_FREQ_F0; |
| 1064 | |
| 1065 | table->initialState.levels[0].seqValue = |
| 1066 | rv770_get_seq_value(rdev, &initial_state->low); |
| 1067 | |
| 1068 | rv770_populate_vddc_value(rdev, |
| 1069 | initial_state->low.vddc, |
| 1070 | &table->initialState.levels[0].vddc); |
| 1071 | rv770_populate_initial_mvdd_value(rdev, |
| 1072 | &table->initialState.levels[0].mvdd); |
| 1073 | |
| 1074 | a_t = CG_R(0xffff) | CG_L(0); |
| 1075 | table->initialState.levels[0].aT = cpu_to_be32(a_t); |
| 1076 | |
| 1077 | table->initialState.levels[0].bSP = cpu_to_be32(pi->dsp); |
| 1078 | |
| 1079 | if (pi->boot_in_gen2) |
| 1080 | table->initialState.levels[0].gen2PCIE = 1; |
| 1081 | else |
| 1082 | table->initialState.levels[0].gen2PCIE = 0; |
| 1083 | if (initial_state->low.flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) |
| 1084 | table->initialState.levels[0].gen2XSP = 1; |
| 1085 | else |
| 1086 | table->initialState.levels[0].gen2XSP = 0; |
| 1087 | |
| 1088 | if (rdev->family == CHIP_RV740) { |
| 1089 | if (pi->mem_gddr5) { |
| 1090 | if (initial_state->low.mclk <= pi->mclk_strobe_mode_threshold) |
| 1091 | table->initialState.levels[0].strobeMode = |
| 1092 | rv740_get_mclk_frequency_ratio(initial_state->low.mclk) | 0x10; |
| 1093 | else |
| 1094 | table->initialState.levels[0].strobeMode = 0; |
| 1095 | |
| 1096 | if (initial_state->low.mclk >= pi->mclk_edc_enable_threshold) |
| 1097 | table->initialState.levels[0].mcFlags = SMC_MC_EDC_RD_FLAG | SMC_MC_EDC_WR_FLAG; |
| 1098 | else |
| 1099 | table->initialState.levels[0].mcFlags = 0; |
| 1100 | } |
| 1101 | } |
| 1102 | |
| 1103 | table->initialState.levels[1] = table->initialState.levels[0]; |
| 1104 | table->initialState.levels[2] = table->initialState.levels[0]; |
| 1105 | |
| 1106 | table->initialState.flags |= PPSMC_SWSTATE_FLAG_DC; |
| 1107 | |
| 1108 | return 0; |
| 1109 | } |
| 1110 | |
| 1111 | static int rv770_populate_smc_vddc_table(struct radeon_device *rdev, |
| 1112 | RV770_SMC_STATETABLE *table) |
| 1113 | { |
| 1114 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1115 | int i; |
| 1116 | |
| 1117 | for (i = 0; i < pi->valid_vddc_entries; i++) { |
| 1118 | table->highSMIO[pi->vddc_table[i].vddc_index] = |
| 1119 | pi->vddc_table[i].high_smio; |
| 1120 | table->lowSMIO[pi->vddc_table[i].vddc_index] = |
| 1121 | cpu_to_be32(pi->vddc_table[i].low_smio); |
| 1122 | } |
| 1123 | |
| 1124 | table->voltageMaskTable.highMask[RV770_SMC_VOLTAGEMASK_VDDC] = 0; |
| 1125 | table->voltageMaskTable.lowMask[RV770_SMC_VOLTAGEMASK_VDDC] = |
| 1126 | cpu_to_be32(pi->vddc_mask_low); |
| 1127 | |
| 1128 | for (i = 0; |
| 1129 | ((i < pi->valid_vddc_entries) && |
| 1130 | (pi->max_vddc_in_table > |
| 1131 | pi->vddc_table[i].vddc)); |
| 1132 | i++); |
| 1133 | |
| 1134 | table->maxVDDCIndexInPPTable = |
| 1135 | pi->vddc_table[i].vddc_index; |
| 1136 | |
| 1137 | return 0; |
| 1138 | } |
| 1139 | |
| 1140 | static int rv770_populate_smc_mvdd_table(struct radeon_device *rdev, |
| 1141 | RV770_SMC_STATETABLE *table) |
| 1142 | { |
| 1143 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1144 | |
| 1145 | if (pi->mvdd_control) { |
| 1146 | table->lowSMIO[MVDD_HIGH_INDEX] |= |
| 1147 | cpu_to_be32(pi->mvdd_low_smio[MVDD_HIGH_INDEX]); |
| 1148 | table->lowSMIO[MVDD_LOW_INDEX] |= |
| 1149 | cpu_to_be32(pi->mvdd_low_smio[MVDD_LOW_INDEX]); |
| 1150 | |
| 1151 | table->voltageMaskTable.highMask[RV770_SMC_VOLTAGEMASK_MVDD] = 0; |
| 1152 | table->voltageMaskTable.lowMask[RV770_SMC_VOLTAGEMASK_MVDD] = |
| 1153 | cpu_to_be32(pi->mvdd_mask_low); |
| 1154 | } |
| 1155 | |
| 1156 | return 0; |
| 1157 | } |
| 1158 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1159 | static int rv770_init_smc_table(struct radeon_device *rdev, |
| 1160 | struct radeon_ps *radeon_boot_state) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1161 | { |
| 1162 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1163 | struct rv7xx_ps *boot_state = rv770_get_ps(radeon_boot_state); |
| 1164 | RV770_SMC_STATETABLE *table = &pi->smc_statetable; |
| 1165 | int ret; |
| 1166 | |
| 1167 | memset(table, 0, sizeof(RV770_SMC_STATETABLE)); |
| 1168 | |
| 1169 | pi->boot_sclk = boot_state->low.sclk; |
| 1170 | |
| 1171 | rv770_populate_smc_vddc_table(rdev, table); |
| 1172 | rv770_populate_smc_mvdd_table(rdev, table); |
| 1173 | |
| 1174 | switch (rdev->pm.int_thermal_type) { |
| 1175 | case THERMAL_TYPE_RV770: |
| 1176 | case THERMAL_TYPE_ADT7473_WITH_INTERNAL: |
| 1177 | table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_INTERNAL; |
| 1178 | break; |
| 1179 | case THERMAL_TYPE_NONE: |
| 1180 | table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_NONE; |
| 1181 | break; |
| 1182 | case THERMAL_TYPE_EXTERNAL_GPIO: |
| 1183 | default: |
| 1184 | table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_EXTERNAL; |
| 1185 | break; |
| 1186 | } |
| 1187 | |
| 1188 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC) { |
| 1189 | table->systemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; |
| 1190 | |
| 1191 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_DONT_WAIT_FOR_VBLANK_ON_ALERT) |
| 1192 | table->extraFlags |= PPSMC_EXTRAFLAGS_AC2DC_DONT_WAIT_FOR_VBLANK; |
| 1193 | |
| 1194 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_GOTO_BOOT_ON_ALERT) |
| 1195 | table->extraFlags |= PPSMC_EXTRAFLAGS_AC2DC_ACTION_GOTOINITIALSTATE; |
| 1196 | } |
| 1197 | |
| 1198 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC) |
| 1199 | table->systemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; |
| 1200 | |
| 1201 | if (pi->mem_gddr5) |
| 1202 | table->systemFlags |= PPSMC_SYSTEMFLAG_GDDR5; |
| 1203 | |
| 1204 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1205 | ret = rv730_populate_smc_initial_state(rdev, radeon_boot_state, table); |
| 1206 | else |
| 1207 | ret = rv770_populate_smc_initial_state(rdev, radeon_boot_state, table); |
| 1208 | if (ret) |
| 1209 | return ret; |
| 1210 | |
| 1211 | if (rdev->family == CHIP_RV740) |
| 1212 | ret = rv740_populate_smc_acpi_state(rdev, table); |
| 1213 | else if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1214 | ret = rv730_populate_smc_acpi_state(rdev, table); |
| 1215 | else |
| 1216 | ret = rv770_populate_smc_acpi_state(rdev, table); |
| 1217 | if (ret) |
| 1218 | return ret; |
| 1219 | |
| 1220 | table->driverState = table->initialState; |
| 1221 | |
| 1222 | return rv770_copy_bytes_to_smc(rdev, |
| 1223 | pi->state_table_start, |
| 1224 | (const u8 *)table, |
| 1225 | sizeof(RV770_SMC_STATETABLE), |
| 1226 | pi->sram_end); |
| 1227 | } |
| 1228 | |
| 1229 | static int rv770_construct_vddc_table(struct radeon_device *rdev) |
| 1230 | { |
| 1231 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1232 | u16 min, max, step; |
| 1233 | u32 steps = 0; |
| 1234 | u8 vddc_index = 0; |
| 1235 | u32 i; |
| 1236 | |
| 1237 | radeon_atom_get_min_voltage(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, &min); |
| 1238 | radeon_atom_get_max_voltage(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, &max); |
| 1239 | radeon_atom_get_voltage_step(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, &step); |
| 1240 | |
| 1241 | steps = (max - min) / step + 1; |
| 1242 | |
| 1243 | if (steps > MAX_NO_VREG_STEPS) |
| 1244 | return -EINVAL; |
| 1245 | |
| 1246 | for (i = 0; i < steps; i++) { |
| 1247 | u32 gpio_pins, gpio_mask; |
| 1248 | |
| 1249 | pi->vddc_table[i].vddc = (u16)(min + i * step); |
| 1250 | radeon_atom_get_voltage_gpio_settings(rdev, |
| 1251 | pi->vddc_table[i].vddc, |
| 1252 | SET_VOLTAGE_TYPE_ASIC_VDDC, |
| 1253 | &gpio_pins, &gpio_mask); |
| 1254 | pi->vddc_table[i].low_smio = gpio_pins & gpio_mask; |
| 1255 | pi->vddc_table[i].high_smio = 0; |
| 1256 | pi->vddc_mask_low = gpio_mask; |
| 1257 | if (i > 0) { |
| 1258 | if ((pi->vddc_table[i].low_smio != |
| 1259 | pi->vddc_table[i - 1].low_smio ) || |
| 1260 | (pi->vddc_table[i].high_smio != |
| 1261 | pi->vddc_table[i - 1].high_smio)) |
| 1262 | vddc_index++; |
| 1263 | } |
| 1264 | pi->vddc_table[i].vddc_index = vddc_index; |
| 1265 | } |
| 1266 | |
| 1267 | pi->valid_vddc_entries = (u8)steps; |
| 1268 | |
| 1269 | return 0; |
| 1270 | } |
| 1271 | |
| 1272 | static u32 rv770_get_mclk_split_point(struct atom_memory_info *memory_info) |
| 1273 | { |
| 1274 | if (memory_info->mem_type == MEM_TYPE_GDDR3) |
| 1275 | return 30000; |
| 1276 | |
| 1277 | return 0; |
| 1278 | } |
| 1279 | |
| 1280 | static int rv770_get_mvdd_pin_configuration(struct radeon_device *rdev) |
| 1281 | { |
| 1282 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1283 | u32 gpio_pins, gpio_mask; |
| 1284 | |
| 1285 | radeon_atom_get_voltage_gpio_settings(rdev, |
| 1286 | MVDD_HIGH_VALUE, SET_VOLTAGE_TYPE_ASIC_MVDDC, |
| 1287 | &gpio_pins, &gpio_mask); |
| 1288 | pi->mvdd_mask_low = gpio_mask; |
| 1289 | pi->mvdd_low_smio[MVDD_HIGH_INDEX] = |
| 1290 | gpio_pins & gpio_mask; |
| 1291 | |
| 1292 | radeon_atom_get_voltage_gpio_settings(rdev, |
| 1293 | MVDD_LOW_VALUE, SET_VOLTAGE_TYPE_ASIC_MVDDC, |
| 1294 | &gpio_pins, &gpio_mask); |
| 1295 | pi->mvdd_low_smio[MVDD_LOW_INDEX] = |
| 1296 | gpio_pins & gpio_mask; |
| 1297 | |
| 1298 | return 0; |
| 1299 | } |
| 1300 | |
| 1301 | u8 rv770_get_memory_module_index(struct radeon_device *rdev) |
| 1302 | { |
| 1303 | return (u8) ((RREG32(BIOS_SCRATCH_4) >> 16) & 0xff); |
| 1304 | } |
| 1305 | |
| 1306 | static int rv770_get_mvdd_configuration(struct radeon_device *rdev) |
| 1307 | { |
| 1308 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1309 | u8 memory_module_index; |
| 1310 | struct atom_memory_info memory_info; |
| 1311 | |
| 1312 | memory_module_index = rv770_get_memory_module_index(rdev); |
| 1313 | |
| 1314 | if (radeon_atom_get_memory_info(rdev, memory_module_index, &memory_info)) { |
| 1315 | pi->mvdd_control = false; |
| 1316 | return 0; |
| 1317 | } |
| 1318 | |
| 1319 | pi->mvdd_split_frequency = |
| 1320 | rv770_get_mclk_split_point(&memory_info); |
| 1321 | |
| 1322 | if (pi->mvdd_split_frequency == 0) { |
| 1323 | pi->mvdd_control = false; |
| 1324 | return 0; |
| 1325 | } |
| 1326 | |
| 1327 | return rv770_get_mvdd_pin_configuration(rdev); |
| 1328 | } |
| 1329 | |
| 1330 | void rv770_enable_voltage_control(struct radeon_device *rdev, |
| 1331 | bool enable) |
| 1332 | { |
| 1333 | if (enable) |
| 1334 | WREG32_P(GENERAL_PWRMGT, VOLT_PWRMGT_EN, ~VOLT_PWRMGT_EN); |
| 1335 | else |
| 1336 | WREG32_P(GENERAL_PWRMGT, 0, ~VOLT_PWRMGT_EN); |
| 1337 | } |
| 1338 | |
| 1339 | static void rv770_program_display_gap(struct radeon_device *rdev) |
| 1340 | { |
| 1341 | u32 tmp = RREG32(CG_DISPLAY_GAP_CNTL); |
| 1342 | |
| 1343 | tmp &= ~(DISP1_GAP_MCHG_MASK | DISP2_GAP_MCHG_MASK); |
Alex Deucher | 222dc9a | 2013-07-08 17:20:13 -0400 | [diff] [blame] | 1344 | if (rdev->pm.dpm.new_active_crtcs & 1) { |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1345 | tmp |= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK); |
| 1346 | tmp |= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE); |
Alex Deucher | 222dc9a | 2013-07-08 17:20:13 -0400 | [diff] [blame] | 1347 | } else if (rdev->pm.dpm.new_active_crtcs & 2) { |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1348 | tmp |= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE); |
| 1349 | tmp |= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK); |
| 1350 | } else { |
| 1351 | tmp |= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE); |
| 1352 | tmp |= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE); |
| 1353 | } |
| 1354 | WREG32(CG_DISPLAY_GAP_CNTL, tmp); |
| 1355 | } |
| 1356 | |
| 1357 | static void rv770_enable_dynamic_pcie_gen2(struct radeon_device *rdev, |
| 1358 | bool enable) |
| 1359 | { |
| 1360 | rv770_enable_bif_dynamic_pcie_gen2(rdev, enable); |
| 1361 | |
| 1362 | if (enable) |
| 1363 | WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE); |
| 1364 | else |
| 1365 | WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE); |
| 1366 | } |
| 1367 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1368 | static void r7xx_program_memory_timing_parameters(struct radeon_device *rdev, |
| 1369 | struct radeon_ps *radeon_new_state) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1370 | { |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1371 | if ((rdev->family == CHIP_RV730) || |
| 1372 | (rdev->family == CHIP_RV710) || |
| 1373 | (rdev->family == CHIP_RV740)) |
| 1374 | rv730_program_memory_timing_parameters(rdev, radeon_new_state); |
| 1375 | else |
| 1376 | rv770_program_memory_timing_parameters(rdev, radeon_new_state); |
| 1377 | } |
| 1378 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1379 | static int rv770_upload_sw_state(struct radeon_device *rdev, |
| 1380 | struct radeon_ps *radeon_new_state) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1381 | { |
| 1382 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1383 | u16 address = pi->state_table_start + |
| 1384 | offsetof(RV770_SMC_STATETABLE, driverState); |
| 1385 | RV770_SMC_SWSTATE state = { 0 }; |
| 1386 | int ret; |
| 1387 | |
| 1388 | ret = rv770_convert_power_state_to_smc(rdev, radeon_new_state, &state); |
| 1389 | if (ret) |
| 1390 | return ret; |
| 1391 | |
| 1392 | return rv770_copy_bytes_to_smc(rdev, address, (const u8 *)&state, |
| 1393 | sizeof(RV770_SMC_SWSTATE), |
| 1394 | pi->sram_end); |
| 1395 | } |
| 1396 | |
| 1397 | int rv770_halt_smc(struct radeon_device *rdev) |
| 1398 | { |
| 1399 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_Halt) != PPSMC_Result_OK) |
| 1400 | return -EINVAL; |
| 1401 | |
| 1402 | if (rv770_wait_for_smc_inactive(rdev) != PPSMC_Result_OK) |
| 1403 | return -EINVAL; |
| 1404 | |
| 1405 | return 0; |
| 1406 | } |
| 1407 | |
| 1408 | int rv770_resume_smc(struct radeon_device *rdev) |
| 1409 | { |
| 1410 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_Resume) != PPSMC_Result_OK) |
| 1411 | return -EINVAL; |
| 1412 | return 0; |
| 1413 | } |
| 1414 | |
| 1415 | int rv770_set_sw_state(struct radeon_device *rdev) |
| 1416 | { |
| 1417 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_SwitchToSwState) != PPSMC_Result_OK) |
| 1418 | return -EINVAL; |
| 1419 | return 0; |
| 1420 | } |
| 1421 | |
| 1422 | int rv770_set_boot_state(struct radeon_device *rdev) |
| 1423 | { |
| 1424 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_SwitchToInitialState) != PPSMC_Result_OK) |
| 1425 | return -EINVAL; |
| 1426 | return 0; |
| 1427 | } |
| 1428 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1429 | void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev, |
| 1430 | struct radeon_ps *new_ps, |
| 1431 | struct radeon_ps *old_ps) |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1432 | { |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1433 | struct rv7xx_ps *new_state = rv770_get_ps(new_ps); |
| 1434 | struct rv7xx_ps *current_state = rv770_get_ps(old_ps); |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1435 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1436 | if ((new_ps->vclk == old_ps->vclk) && |
| 1437 | (new_ps->dclk == old_ps->dclk)) |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1438 | return; |
| 1439 | |
| 1440 | if (new_state->high.sclk >= current_state->high.sclk) |
| 1441 | return; |
| 1442 | |
Alex Deucher | e38bb5a | 2013-04-03 15:03:17 -0400 | [diff] [blame] | 1443 | radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk); |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1444 | } |
| 1445 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1446 | void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev, |
| 1447 | struct radeon_ps *new_ps, |
| 1448 | struct radeon_ps *old_ps) |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1449 | { |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1450 | struct rv7xx_ps *new_state = rv770_get_ps(new_ps); |
| 1451 | struct rv7xx_ps *current_state = rv770_get_ps(old_ps); |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1452 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1453 | if ((new_ps->vclk == old_ps->vclk) && |
| 1454 | (new_ps->dclk == old_ps->dclk)) |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1455 | return; |
| 1456 | |
| 1457 | if (new_state->high.sclk < current_state->high.sclk) |
| 1458 | return; |
| 1459 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1460 | radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk); |
Alex Deucher | 7c464f6 | 2013-06-27 18:47:18 -0400 | [diff] [blame] | 1461 | } |
| 1462 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1463 | int rv770_restrict_performance_levels_before_switch(struct radeon_device *rdev) |
| 1464 | { |
| 1465 | if (rv770_send_msg_to_smc(rdev, (PPSMC_Msg)(PPSMC_MSG_NoForcedLevel)) != PPSMC_Result_OK) |
| 1466 | return -EINVAL; |
| 1467 | |
| 1468 | if (rv770_send_msg_to_smc(rdev, (PPSMC_Msg)(PPSMC_MSG_TwoLevelsDisabled)) != PPSMC_Result_OK) |
| 1469 | return -EINVAL; |
| 1470 | |
| 1471 | return 0; |
| 1472 | } |
| 1473 | |
Alex Deucher | 8b5e6b7 | 2013-07-02 18:40:35 -0400 | [diff] [blame] | 1474 | int rv770_dpm_force_performance_level(struct radeon_device *rdev, |
| 1475 | enum radeon_dpm_forced_level level) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1476 | { |
Alex Deucher | 8b5e6b7 | 2013-07-02 18:40:35 -0400 | [diff] [blame] | 1477 | PPSMC_Msg msg; |
| 1478 | |
| 1479 | if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { |
| 1480 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_ZeroLevelsDisabled) != PPSMC_Result_OK) |
| 1481 | return -EINVAL; |
| 1482 | msg = PPSMC_MSG_ForceHigh; |
| 1483 | } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { |
| 1484 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel) != PPSMC_Result_OK) |
| 1485 | return -EINVAL; |
| 1486 | msg = (PPSMC_Msg)(PPSMC_MSG_TwoLevelsDisabled); |
| 1487 | } else { |
| 1488 | if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel) != PPSMC_Result_OK) |
| 1489 | return -EINVAL; |
| 1490 | msg = (PPSMC_Msg)(PPSMC_MSG_ZeroLevelsDisabled); |
| 1491 | } |
| 1492 | |
| 1493 | if (rv770_send_msg_to_smc(rdev, msg) != PPSMC_Result_OK) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1494 | return -EINVAL; |
| 1495 | |
Alex Deucher | 8b5e6b7 | 2013-07-02 18:40:35 -0400 | [diff] [blame] | 1496 | rdev->pm.dpm.forced_level = level; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1497 | |
| 1498 | return 0; |
| 1499 | } |
| 1500 | |
| 1501 | void r7xx_start_smc(struct radeon_device *rdev) |
| 1502 | { |
| 1503 | rv770_start_smc(rdev); |
| 1504 | rv770_start_smc_clock(rdev); |
| 1505 | } |
| 1506 | |
| 1507 | |
| 1508 | void r7xx_stop_smc(struct radeon_device *rdev) |
| 1509 | { |
| 1510 | rv770_reset_smc(rdev); |
| 1511 | rv770_stop_smc_clock(rdev); |
| 1512 | } |
| 1513 | |
| 1514 | static void rv770_read_clock_registers(struct radeon_device *rdev) |
| 1515 | { |
| 1516 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1517 | |
| 1518 | pi->clk_regs.rv770.cg_spll_func_cntl = |
| 1519 | RREG32(CG_SPLL_FUNC_CNTL); |
| 1520 | pi->clk_regs.rv770.cg_spll_func_cntl_2 = |
| 1521 | RREG32(CG_SPLL_FUNC_CNTL_2); |
| 1522 | pi->clk_regs.rv770.cg_spll_func_cntl_3 = |
| 1523 | RREG32(CG_SPLL_FUNC_CNTL_3); |
| 1524 | pi->clk_regs.rv770.cg_spll_spread_spectrum = |
| 1525 | RREG32(CG_SPLL_SPREAD_SPECTRUM); |
| 1526 | pi->clk_regs.rv770.cg_spll_spread_spectrum_2 = |
| 1527 | RREG32(CG_SPLL_SPREAD_SPECTRUM_2); |
| 1528 | pi->clk_regs.rv770.mpll_ad_func_cntl = |
| 1529 | RREG32(MPLL_AD_FUNC_CNTL); |
| 1530 | pi->clk_regs.rv770.mpll_ad_func_cntl_2 = |
| 1531 | RREG32(MPLL_AD_FUNC_CNTL_2); |
| 1532 | pi->clk_regs.rv770.mpll_dq_func_cntl = |
| 1533 | RREG32(MPLL_DQ_FUNC_CNTL); |
| 1534 | pi->clk_regs.rv770.mpll_dq_func_cntl_2 = |
| 1535 | RREG32(MPLL_DQ_FUNC_CNTL_2); |
| 1536 | pi->clk_regs.rv770.mclk_pwrmgt_cntl = |
| 1537 | RREG32(MCLK_PWRMGT_CNTL); |
| 1538 | pi->clk_regs.rv770.dll_cntl = RREG32(DLL_CNTL); |
| 1539 | } |
| 1540 | |
| 1541 | static void r7xx_read_clock_registers(struct radeon_device *rdev) |
| 1542 | { |
| 1543 | if (rdev->family == CHIP_RV740) |
| 1544 | rv740_read_clock_registers(rdev); |
| 1545 | else if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1546 | rv730_read_clock_registers(rdev); |
| 1547 | else |
| 1548 | rv770_read_clock_registers(rdev); |
| 1549 | } |
| 1550 | |
| 1551 | void rv770_read_voltage_smio_registers(struct radeon_device *rdev) |
| 1552 | { |
| 1553 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1554 | |
| 1555 | pi->s0_vid_lower_smio_cntl = |
| 1556 | RREG32(S0_VID_LOWER_SMIO_CNTL); |
| 1557 | } |
| 1558 | |
| 1559 | void rv770_reset_smio_status(struct radeon_device *rdev) |
| 1560 | { |
| 1561 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1562 | u32 sw_smio_index, vid_smio_cntl; |
| 1563 | |
| 1564 | sw_smio_index = |
| 1565 | (RREG32(GENERAL_PWRMGT) & SW_SMIO_INDEX_MASK) >> SW_SMIO_INDEX_SHIFT; |
| 1566 | switch (sw_smio_index) { |
| 1567 | case 3: |
| 1568 | vid_smio_cntl = RREG32(S3_VID_LOWER_SMIO_CNTL); |
| 1569 | break; |
| 1570 | case 2: |
| 1571 | vid_smio_cntl = RREG32(S2_VID_LOWER_SMIO_CNTL); |
| 1572 | break; |
| 1573 | case 1: |
| 1574 | vid_smio_cntl = RREG32(S1_VID_LOWER_SMIO_CNTL); |
| 1575 | break; |
| 1576 | case 0: |
| 1577 | return; |
| 1578 | default: |
| 1579 | vid_smio_cntl = pi->s0_vid_lower_smio_cntl; |
| 1580 | break; |
| 1581 | } |
| 1582 | |
| 1583 | WREG32(S0_VID_LOWER_SMIO_CNTL, vid_smio_cntl); |
| 1584 | WREG32_P(GENERAL_PWRMGT, SW_SMIO_INDEX(0), ~SW_SMIO_INDEX_MASK); |
| 1585 | } |
| 1586 | |
| 1587 | void rv770_get_memory_type(struct radeon_device *rdev) |
| 1588 | { |
| 1589 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1590 | u32 tmp; |
| 1591 | |
| 1592 | tmp = RREG32(MC_SEQ_MISC0); |
| 1593 | |
| 1594 | if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) == |
| 1595 | MC_SEQ_MISC0_GDDR5_VALUE) |
| 1596 | pi->mem_gddr5 = true; |
| 1597 | else |
| 1598 | pi->mem_gddr5 = false; |
| 1599 | |
| 1600 | } |
| 1601 | |
| 1602 | void rv770_get_pcie_gen2_status(struct radeon_device *rdev) |
| 1603 | { |
| 1604 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1605 | u32 tmp; |
| 1606 | |
| 1607 | tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); |
| 1608 | |
| 1609 | if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) && |
| 1610 | (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) |
| 1611 | pi->pcie_gen2 = true; |
| 1612 | else |
| 1613 | pi->pcie_gen2 = false; |
| 1614 | |
| 1615 | if (pi->pcie_gen2) { |
| 1616 | if (tmp & LC_CURRENT_DATA_RATE) |
| 1617 | pi->boot_in_gen2 = true; |
| 1618 | else |
| 1619 | pi->boot_in_gen2 = false; |
| 1620 | } else |
| 1621 | pi->boot_in_gen2 = false; |
| 1622 | } |
| 1623 | |
| 1624 | #if 0 |
| 1625 | static int rv770_enter_ulp_state(struct radeon_device *rdev) |
| 1626 | { |
| 1627 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1628 | |
| 1629 | if (pi->gfx_clock_gating) { |
| 1630 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN); |
| 1631 | WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON); |
| 1632 | WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON); |
| 1633 | RREG32(GB_TILING_CONFIG); |
| 1634 | } |
| 1635 | |
| 1636 | WREG32_P(SMC_MSG, HOST_SMC_MSG(PPSMC_MSG_SwitchToMinimumPower), |
| 1637 | ~HOST_SMC_MSG_MASK); |
| 1638 | |
| 1639 | udelay(7000); |
| 1640 | |
| 1641 | return 0; |
| 1642 | } |
| 1643 | |
| 1644 | static int rv770_exit_ulp_state(struct radeon_device *rdev) |
| 1645 | { |
| 1646 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1647 | int i; |
| 1648 | |
| 1649 | WREG32_P(SMC_MSG, HOST_SMC_MSG(PPSMC_MSG_ResumeFromMinimumPower), |
| 1650 | ~HOST_SMC_MSG_MASK); |
| 1651 | |
| 1652 | udelay(7000); |
| 1653 | |
| 1654 | for (i = 0; i < rdev->usec_timeout; i++) { |
| 1655 | if (((RREG32(SMC_MSG) & HOST_SMC_RESP_MASK) >> HOST_SMC_RESP_SHIFT) == 1) |
| 1656 | break; |
| 1657 | udelay(1000); |
| 1658 | } |
| 1659 | |
| 1660 | if (pi->gfx_clock_gating) |
| 1661 | WREG32_P(SCLK_PWRMGT_CNTL, DYN_GFX_CLK_OFF_EN, ~DYN_GFX_CLK_OFF_EN); |
| 1662 | |
| 1663 | return 0; |
| 1664 | } |
| 1665 | #endif |
| 1666 | |
| 1667 | static void rv770_get_mclk_odt_threshold(struct radeon_device *rdev) |
| 1668 | { |
| 1669 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1670 | u8 memory_module_index; |
| 1671 | struct atom_memory_info memory_info; |
| 1672 | |
| 1673 | pi->mclk_odt_threshold = 0; |
| 1674 | |
| 1675 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) { |
| 1676 | memory_module_index = rv770_get_memory_module_index(rdev); |
| 1677 | |
| 1678 | if (radeon_atom_get_memory_info(rdev, memory_module_index, &memory_info)) |
| 1679 | return; |
| 1680 | |
| 1681 | if (memory_info.mem_type == MEM_TYPE_DDR2 || |
| 1682 | memory_info.mem_type == MEM_TYPE_DDR3) |
| 1683 | pi->mclk_odt_threshold = 30000; |
| 1684 | } |
| 1685 | } |
| 1686 | |
| 1687 | void rv770_get_max_vddc(struct radeon_device *rdev) |
| 1688 | { |
| 1689 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1690 | u16 vddc; |
| 1691 | |
| 1692 | if (radeon_atom_get_max_vddc(rdev, 0, 0, &vddc)) |
| 1693 | pi->max_vddc = 0; |
| 1694 | else |
| 1695 | pi->max_vddc = vddc; |
| 1696 | } |
| 1697 | |
| 1698 | void rv770_program_response_times(struct radeon_device *rdev) |
| 1699 | { |
| 1700 | u32 voltage_response_time, backbias_response_time; |
| 1701 | u32 acpi_delay_time, vbi_time_out; |
| 1702 | u32 vddc_dly, bb_dly, acpi_dly, vbi_dly; |
| 1703 | u32 reference_clock; |
| 1704 | |
| 1705 | voltage_response_time = (u32)rdev->pm.dpm.voltage_response_time; |
| 1706 | backbias_response_time = (u32)rdev->pm.dpm.backbias_response_time; |
| 1707 | |
| 1708 | if (voltage_response_time == 0) |
| 1709 | voltage_response_time = 1000; |
| 1710 | |
| 1711 | if (backbias_response_time == 0) |
| 1712 | backbias_response_time = 1000; |
| 1713 | |
| 1714 | acpi_delay_time = 15000; |
| 1715 | vbi_time_out = 100000; |
| 1716 | |
| 1717 | reference_clock = radeon_get_xclk(rdev); |
| 1718 | |
| 1719 | vddc_dly = (voltage_response_time * reference_clock) / 1600; |
| 1720 | bb_dly = (backbias_response_time * reference_clock) / 1600; |
| 1721 | acpi_dly = (acpi_delay_time * reference_clock) / 1600; |
| 1722 | vbi_dly = (vbi_time_out * reference_clock) / 1600; |
| 1723 | |
| 1724 | rv770_write_smc_soft_register(rdev, |
| 1725 | RV770_SMC_SOFT_REGISTER_delay_vreg, vddc_dly); |
| 1726 | rv770_write_smc_soft_register(rdev, |
| 1727 | RV770_SMC_SOFT_REGISTER_delay_bbias, bb_dly); |
| 1728 | rv770_write_smc_soft_register(rdev, |
| 1729 | RV770_SMC_SOFT_REGISTER_delay_acpi, acpi_dly); |
| 1730 | rv770_write_smc_soft_register(rdev, |
| 1731 | RV770_SMC_SOFT_REGISTER_mclk_chg_timeout, vbi_dly); |
| 1732 | #if 0 |
| 1733 | /* XXX look up hw revision */ |
| 1734 | if (WEKIVA_A21) |
| 1735 | rv770_write_smc_soft_register(rdev, |
| 1736 | RV770_SMC_SOFT_REGISTER_baby_step_timer, |
| 1737 | 0x10); |
| 1738 | #endif |
| 1739 | } |
| 1740 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1741 | static void rv770_program_dcodt_before_state_switch(struct radeon_device *rdev, |
| 1742 | struct radeon_ps *radeon_new_state, |
| 1743 | struct radeon_ps *radeon_current_state) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1744 | { |
| 1745 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1746 | struct rv7xx_ps *new_state = rv770_get_ps(radeon_new_state); |
| 1747 | struct rv7xx_ps *current_state = rv770_get_ps(radeon_current_state); |
| 1748 | bool current_use_dc = false; |
| 1749 | bool new_use_dc = false; |
| 1750 | |
| 1751 | if (pi->mclk_odt_threshold == 0) |
| 1752 | return; |
| 1753 | |
| 1754 | if (current_state->high.mclk <= pi->mclk_odt_threshold) |
| 1755 | current_use_dc = true; |
| 1756 | |
| 1757 | if (new_state->high.mclk <= pi->mclk_odt_threshold) |
| 1758 | new_use_dc = true; |
| 1759 | |
| 1760 | if (current_use_dc == new_use_dc) |
| 1761 | return; |
| 1762 | |
| 1763 | if (!current_use_dc && new_use_dc) |
| 1764 | return; |
| 1765 | |
| 1766 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1767 | rv730_program_dcodt(rdev, new_use_dc); |
| 1768 | } |
| 1769 | |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1770 | static void rv770_program_dcodt_after_state_switch(struct radeon_device *rdev, |
| 1771 | struct radeon_ps *radeon_new_state, |
| 1772 | struct radeon_ps *radeon_current_state) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1773 | { |
| 1774 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1775 | struct rv7xx_ps *new_state = rv770_get_ps(radeon_new_state); |
| 1776 | struct rv7xx_ps *current_state = rv770_get_ps(radeon_current_state); |
| 1777 | bool current_use_dc = false; |
| 1778 | bool new_use_dc = false; |
| 1779 | |
| 1780 | if (pi->mclk_odt_threshold == 0) |
| 1781 | return; |
| 1782 | |
| 1783 | if (current_state->high.mclk <= pi->mclk_odt_threshold) |
| 1784 | current_use_dc = true; |
| 1785 | |
| 1786 | if (new_state->high.mclk <= pi->mclk_odt_threshold) |
| 1787 | new_use_dc = true; |
| 1788 | |
| 1789 | if (current_use_dc == new_use_dc) |
| 1790 | return; |
| 1791 | |
| 1792 | if (current_use_dc && !new_use_dc) |
| 1793 | return; |
| 1794 | |
| 1795 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1796 | rv730_program_dcodt(rdev, new_use_dc); |
| 1797 | } |
| 1798 | |
| 1799 | static void rv770_retrieve_odt_values(struct radeon_device *rdev) |
| 1800 | { |
| 1801 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1802 | |
| 1803 | if (pi->mclk_odt_threshold == 0) |
| 1804 | return; |
| 1805 | |
| 1806 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1807 | rv730_get_odt_values(rdev); |
| 1808 | } |
| 1809 | |
| 1810 | static void rv770_set_dpm_event_sources(struct radeon_device *rdev, u32 sources) |
| 1811 | { |
| 1812 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1813 | bool want_thermal_protection; |
| 1814 | enum radeon_dpm_event_src dpm_event_src; |
| 1815 | |
| 1816 | switch (sources) { |
| 1817 | case 0: |
| 1818 | default: |
| 1819 | want_thermal_protection = false; |
| 1820 | break; |
| 1821 | case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL): |
| 1822 | want_thermal_protection = true; |
| 1823 | dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL; |
| 1824 | break; |
| 1825 | |
| 1826 | case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL): |
| 1827 | want_thermal_protection = true; |
| 1828 | dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL; |
| 1829 | break; |
| 1830 | |
| 1831 | case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) | |
| 1832 | (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)): |
| 1833 | want_thermal_protection = true; |
| 1834 | dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL; |
| 1835 | break; |
| 1836 | } |
| 1837 | |
| 1838 | if (want_thermal_protection) { |
| 1839 | WREG32_P(CG_THERMAL_CTRL, DPM_EVENT_SRC(dpm_event_src), ~DPM_EVENT_SRC_MASK); |
| 1840 | if (pi->thermal_protection) |
| 1841 | WREG32_P(GENERAL_PWRMGT, 0, ~THERMAL_PROTECTION_DIS); |
| 1842 | } else { |
| 1843 | WREG32_P(GENERAL_PWRMGT, THERMAL_PROTECTION_DIS, ~THERMAL_PROTECTION_DIS); |
| 1844 | } |
| 1845 | } |
| 1846 | |
| 1847 | void rv770_enable_auto_throttle_source(struct radeon_device *rdev, |
| 1848 | enum radeon_dpm_auto_throttle_src source, |
| 1849 | bool enable) |
| 1850 | { |
| 1851 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1852 | |
| 1853 | if (enable) { |
| 1854 | if (!(pi->active_auto_throttle_sources & (1 << source))) { |
| 1855 | pi->active_auto_throttle_sources |= 1 << source; |
| 1856 | rv770_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); |
| 1857 | } |
| 1858 | } else { |
| 1859 | if (pi->active_auto_throttle_sources & (1 << source)) { |
| 1860 | pi->active_auto_throttle_sources &= ~(1 << source); |
| 1861 | rv770_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources); |
| 1862 | } |
| 1863 | } |
| 1864 | } |
| 1865 | |
Alex Deucher | e14cd2b | 2013-12-19 16:17:47 -0500 | [diff] [blame] | 1866 | static int rv770_set_thermal_temperature_range(struct radeon_device *rdev, |
| 1867 | int min_temp, int max_temp) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1868 | { |
| 1869 | int low_temp = 0 * 1000; |
| 1870 | int high_temp = 255 * 1000; |
| 1871 | |
| 1872 | if (low_temp < min_temp) |
| 1873 | low_temp = min_temp; |
| 1874 | if (high_temp > max_temp) |
| 1875 | high_temp = max_temp; |
| 1876 | if (high_temp < low_temp) { |
| 1877 | DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp); |
| 1878 | return -EINVAL; |
| 1879 | } |
| 1880 | |
| 1881 | WREG32_P(CG_THERMAL_INT, DIG_THERM_INTH(high_temp / 1000), ~DIG_THERM_INTH_MASK); |
| 1882 | WREG32_P(CG_THERMAL_INT, DIG_THERM_INTL(low_temp / 1000), ~DIG_THERM_INTL_MASK); |
| 1883 | WREG32_P(CG_THERMAL_CTRL, DIG_THERM_DPM(high_temp / 1000), ~DIG_THERM_DPM_MASK); |
| 1884 | |
| 1885 | rdev->pm.dpm.thermal.min_temp = low_temp; |
| 1886 | rdev->pm.dpm.thermal.max_temp = high_temp; |
| 1887 | |
| 1888 | return 0; |
| 1889 | } |
| 1890 | |
| 1891 | int rv770_dpm_enable(struct radeon_device *rdev) |
| 1892 | { |
| 1893 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 1894 | struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1895 | int ret; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1896 | |
| 1897 | if (pi->gfx_clock_gating) |
| 1898 | rv770_restore_cgcg(rdev); |
| 1899 | |
| 1900 | if (rv770_dpm_enabled(rdev)) |
| 1901 | return -EINVAL; |
| 1902 | |
| 1903 | if (pi->voltage_control) { |
| 1904 | rv770_enable_voltage_control(rdev, true); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1905 | ret = rv770_construct_vddc_table(rdev); |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1906 | if (ret) { |
| 1907 | DRM_ERROR("rv770_construct_vddc_table failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1908 | return ret; |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1909 | } |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1910 | } |
| 1911 | |
| 1912 | if (pi->dcodt) |
| 1913 | rv770_retrieve_odt_values(rdev); |
| 1914 | |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1915 | if (pi->mvdd_control) { |
| 1916 | ret = rv770_get_mvdd_configuration(rdev); |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1917 | if (ret) { |
| 1918 | DRM_ERROR("rv770_get_mvdd_configuration failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1919 | return ret; |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1920 | } |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1921 | } |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1922 | |
| 1923 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_BACKBIAS) |
| 1924 | rv770_enable_backbias(rdev, true); |
| 1925 | |
| 1926 | rv770_enable_spread_spectrum(rdev, true); |
| 1927 | |
| 1928 | if (pi->thermal_protection) |
| 1929 | rv770_enable_thermal_protection(rdev, true); |
| 1930 | |
| 1931 | rv770_program_mpll_timing_parameters(rdev); |
| 1932 | rv770_setup_bsp(rdev); |
| 1933 | rv770_program_git(rdev); |
| 1934 | rv770_program_tp(rdev); |
| 1935 | rv770_program_tpp(rdev); |
| 1936 | rv770_program_sstp(rdev); |
| 1937 | rv770_program_engine_speed_parameters(rdev); |
| 1938 | rv770_enable_display_gap(rdev); |
| 1939 | rv770_program_vc(rdev); |
| 1940 | |
| 1941 | if (pi->dynamic_pcie_gen2) |
| 1942 | rv770_enable_dynamic_pcie_gen2(rdev, true); |
| 1943 | |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1944 | ret = rv770_upload_firmware(rdev); |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1945 | if (ret) { |
| 1946 | DRM_ERROR("rv770_upload_firmware failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1947 | return ret; |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1948 | } |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1949 | ret = rv770_init_smc_table(rdev, boot_ps); |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1950 | if (ret) { |
| 1951 | DRM_ERROR("rv770_init_smc_table failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1952 | return ret; |
Alex Deucher | fa4b547 | 2013-03-28 10:44:28 -0400 | [diff] [blame] | 1953 | } |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 1954 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1955 | rv770_program_response_times(rdev); |
| 1956 | r7xx_start_smc(rdev); |
| 1957 | |
| 1958 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 1959 | rv730_start_dpm(rdev); |
| 1960 | else |
| 1961 | rv770_start_dpm(rdev); |
| 1962 | |
| 1963 | if (pi->gfx_clock_gating) |
| 1964 | rv770_gfx_clock_gating_enable(rdev, true); |
| 1965 | |
| 1966 | if (pi->mg_clock_gating) |
| 1967 | rv770_mg_clock_gating_enable(rdev, true); |
| 1968 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1969 | rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); |
| 1970 | |
| 1971 | return 0; |
| 1972 | } |
| 1973 | |
Alex Deucher | a3f1124 | 2013-12-19 13:48:36 -0500 | [diff] [blame] | 1974 | int rv770_dpm_late_enable(struct radeon_device *rdev) |
| 1975 | { |
| 1976 | int ret; |
| 1977 | |
| 1978 | if (rdev->irq.installed && |
| 1979 | r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { |
| 1980 | PPSMC_Result result; |
| 1981 | |
| 1982 | ret = rv770_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); |
| 1983 | if (ret) |
| 1984 | return ret; |
| 1985 | rdev->irq.dpm_thermal = true; |
| 1986 | radeon_irq_set(rdev); |
| 1987 | result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt); |
| 1988 | |
| 1989 | if (result != PPSMC_Result_OK) |
| 1990 | DRM_DEBUG_KMS("Could not enable thermal interrupts.\n"); |
| 1991 | } |
| 1992 | |
| 1993 | return 0; |
| 1994 | } |
| 1995 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 1996 | void rv770_dpm_disable(struct radeon_device *rdev) |
| 1997 | { |
| 1998 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 1999 | |
| 2000 | if (!rv770_dpm_enabled(rdev)) |
| 2001 | return; |
| 2002 | |
| 2003 | rv770_clear_vc(rdev); |
| 2004 | |
| 2005 | if (pi->thermal_protection) |
| 2006 | rv770_enable_thermal_protection(rdev, false); |
| 2007 | |
| 2008 | rv770_enable_spread_spectrum(rdev, false); |
| 2009 | |
| 2010 | if (pi->dynamic_pcie_gen2) |
| 2011 | rv770_enable_dynamic_pcie_gen2(rdev, false); |
| 2012 | |
| 2013 | if (rdev->irq.installed && |
| 2014 | r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { |
| 2015 | rdev->irq.dpm_thermal = false; |
| 2016 | radeon_irq_set(rdev); |
| 2017 | } |
| 2018 | |
| 2019 | if (pi->gfx_clock_gating) |
| 2020 | rv770_gfx_clock_gating_enable(rdev, false); |
| 2021 | |
| 2022 | if (pi->mg_clock_gating) |
| 2023 | rv770_mg_clock_gating_enable(rdev, false); |
| 2024 | |
| 2025 | if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710)) |
| 2026 | rv730_stop_dpm(rdev); |
| 2027 | else |
| 2028 | rv770_stop_dpm(rdev); |
| 2029 | |
| 2030 | r7xx_stop_smc(rdev); |
| 2031 | rv770_reset_smio_status(rdev); |
| 2032 | } |
| 2033 | |
| 2034 | int rv770_dpm_set_power_state(struct radeon_device *rdev) |
| 2035 | { |
| 2036 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2037 | struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps; |
| 2038 | struct radeon_ps *old_ps = rdev->pm.dpm.current_ps; |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2039 | int ret; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2040 | |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2041 | ret = rv770_restrict_performance_levels_before_switch(rdev); |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2042 | if (ret) { |
| 2043 | DRM_ERROR("rv770_restrict_performance_levels_before_switch failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2044 | return ret; |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2045 | } |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2046 | rv770_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2047 | ret = rv770_halt_smc(rdev); |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2048 | if (ret) { |
| 2049 | DRM_ERROR("rv770_halt_smc failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2050 | return ret; |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2051 | } |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2052 | ret = rv770_upload_sw_state(rdev, new_ps); |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2053 | if (ret) { |
| 2054 | DRM_ERROR("rv770_upload_sw_state failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2055 | return ret; |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2056 | } |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2057 | r7xx_program_memory_timing_parameters(rdev, new_ps); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2058 | if (pi->dcodt) |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2059 | rv770_program_dcodt_before_state_switch(rdev, new_ps, old_ps); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2060 | ret = rv770_resume_smc(rdev); |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2061 | if (ret) { |
| 2062 | DRM_ERROR("rv770_resume_smc failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2063 | return ret; |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2064 | } |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2065 | ret = rv770_set_sw_state(rdev); |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2066 | if (ret) { |
| 2067 | DRM_ERROR("rv770_set_sw_state failed\n"); |
Alex Deucher | b97721f | 2013-03-26 19:09:18 -0400 | [diff] [blame] | 2068 | return ret; |
Alex Deucher | 72dd2c5 | 2013-03-28 10:46:29 -0400 | [diff] [blame] | 2069 | } |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2070 | if (pi->dcodt) |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2071 | rv770_program_dcodt_after_state_switch(rdev, new_ps, old_ps); |
| 2072 | rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps); |
Alex Deucher | 8b5e6b7 | 2013-07-02 18:40:35 -0400 | [diff] [blame] | 2073 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2074 | return 0; |
| 2075 | } |
| 2076 | |
| 2077 | void rv770_dpm_reset_asic(struct radeon_device *rdev) |
| 2078 | { |
| 2079 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2080 | struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2081 | |
| 2082 | rv770_restrict_performance_levels_before_switch(rdev); |
| 2083 | if (pi->dcodt) |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2084 | rv770_program_dcodt_before_state_switch(rdev, boot_ps, boot_ps); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2085 | rv770_set_boot_state(rdev); |
| 2086 | if (pi->dcodt) |
Alex Deucher | 5d77d77 | 2013-06-27 18:54:46 -0400 | [diff] [blame] | 2087 | rv770_program_dcodt_after_state_switch(rdev, boot_ps, boot_ps); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2088 | } |
| 2089 | |
| 2090 | void rv770_dpm_setup_asic(struct radeon_device *rdev) |
| 2091 | { |
| 2092 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 2093 | |
| 2094 | r7xx_read_clock_registers(rdev); |
| 2095 | rv770_read_voltage_smio_registers(rdev); |
| 2096 | rv770_get_memory_type(rdev); |
| 2097 | if (pi->dcodt) |
| 2098 | rv770_get_mclk_odt_threshold(rdev); |
| 2099 | rv770_get_pcie_gen2_status(rdev); |
| 2100 | |
| 2101 | rv770_enable_acpi_pm(rdev); |
| 2102 | |
Alex Deucher | 1294d4a | 2013-07-16 15:58:50 -0400 | [diff] [blame] | 2103 | if (radeon_aspm != 0) { |
| 2104 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s) |
| 2105 | rv770_enable_l0s(rdev); |
| 2106 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1) |
| 2107 | rv770_enable_l1(rdev); |
| 2108 | if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1) |
| 2109 | rv770_enable_pll_sleep_in_l1(rdev); |
| 2110 | } |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2111 | } |
| 2112 | |
| 2113 | void rv770_dpm_display_configuration_changed(struct radeon_device *rdev) |
| 2114 | { |
| 2115 | rv770_program_display_gap(rdev); |
| 2116 | } |
| 2117 | |
| 2118 | union power_info { |
| 2119 | struct _ATOM_POWERPLAY_INFO info; |
| 2120 | struct _ATOM_POWERPLAY_INFO_V2 info_2; |
| 2121 | struct _ATOM_POWERPLAY_INFO_V3 info_3; |
| 2122 | struct _ATOM_PPLIB_POWERPLAYTABLE pplib; |
| 2123 | struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; |
| 2124 | struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; |
| 2125 | }; |
| 2126 | |
| 2127 | union pplib_clock_info { |
| 2128 | struct _ATOM_PPLIB_R600_CLOCK_INFO r600; |
| 2129 | struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; |
| 2130 | struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; |
| 2131 | struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; |
| 2132 | }; |
| 2133 | |
| 2134 | union pplib_power_state { |
| 2135 | struct _ATOM_PPLIB_STATE v1; |
| 2136 | struct _ATOM_PPLIB_STATE_V2 v2; |
| 2137 | }; |
| 2138 | |
| 2139 | static void rv7xx_parse_pplib_non_clock_info(struct radeon_device *rdev, |
| 2140 | struct radeon_ps *rps, |
| 2141 | struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, |
| 2142 | u8 table_rev) |
| 2143 | { |
| 2144 | rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); |
| 2145 | rps->class = le16_to_cpu(non_clock_info->usClassification); |
| 2146 | rps->class2 = le16_to_cpu(non_clock_info->usClassification2); |
| 2147 | |
| 2148 | if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { |
| 2149 | rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); |
| 2150 | rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2151 | } else { |
| 2152 | rps->vclk = 0; |
| 2153 | rps->dclk = 0; |
| 2154 | } |
| 2155 | |
Alex Deucher | 84f3d9f | 2013-09-10 09:40:37 -0400 | [diff] [blame] | 2156 | if (r600_is_uvd_state(rps->class, rps->class2)) { |
| 2157 | if ((rps->vclk == 0) || (rps->dclk == 0)) { |
| 2158 | rps->vclk = RV770_DEFAULT_VCLK_FREQ; |
| 2159 | rps->dclk = RV770_DEFAULT_DCLK_FREQ; |
| 2160 | } |
| 2161 | } |
| 2162 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2163 | if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) |
| 2164 | rdev->pm.dpm.boot_ps = rps; |
| 2165 | if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) |
| 2166 | rdev->pm.dpm.uvd_ps = rps; |
| 2167 | } |
| 2168 | |
| 2169 | static void rv7xx_parse_pplib_clock_info(struct radeon_device *rdev, |
| 2170 | struct radeon_ps *rps, int index, |
| 2171 | union pplib_clock_info *clock_info) |
| 2172 | { |
| 2173 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 2174 | struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2175 | struct rv7xx_ps *ps = rv770_get_ps(rps); |
| 2176 | u32 sclk, mclk; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2177 | struct rv7xx_pl *pl; |
| 2178 | |
| 2179 | switch (index) { |
| 2180 | case 0: |
| 2181 | pl = &ps->low; |
| 2182 | break; |
| 2183 | case 1: |
| 2184 | pl = &ps->medium; |
| 2185 | break; |
| 2186 | case 2: |
| 2187 | default: |
| 2188 | pl = &ps->high; |
| 2189 | break; |
| 2190 | } |
| 2191 | |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 2192 | if (rdev->family >= CHIP_CEDAR) { |
| 2193 | sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow); |
| 2194 | sclk |= clock_info->evergreen.ucEngineClockHigh << 16; |
| 2195 | mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow); |
| 2196 | mclk |= clock_info->evergreen.ucMemoryClockHigh << 16; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2197 | |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 2198 | pl->vddc = le16_to_cpu(clock_info->evergreen.usVDDC); |
| 2199 | pl->vddci = le16_to_cpu(clock_info->evergreen.usVDDCI); |
| 2200 | pl->flags = le32_to_cpu(clock_info->evergreen.ulFlags); |
| 2201 | } else { |
| 2202 | sclk = le16_to_cpu(clock_info->r600.usEngineClockLow); |
| 2203 | sclk |= clock_info->r600.ucEngineClockHigh << 16; |
| 2204 | mclk = le16_to_cpu(clock_info->r600.usMemoryClockLow); |
| 2205 | mclk |= clock_info->r600.ucMemoryClockHigh << 16; |
| 2206 | |
| 2207 | pl->vddc = le16_to_cpu(clock_info->r600.usVDDC); |
| 2208 | pl->flags = le32_to_cpu(clock_info->r600.ulFlags); |
| 2209 | } |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2210 | |
| 2211 | pl->mclk = mclk; |
| 2212 | pl->sclk = sclk; |
| 2213 | |
| 2214 | /* patch up vddc if necessary */ |
| 2215 | if (pl->vddc == 0xff01) { |
Alex Deucher | 2993022 | 2014-01-30 13:11:47 -0500 | [diff] [blame] | 2216 | if (pi->max_vddc) |
| 2217 | pl->vddc = pi->max_vddc; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2218 | } |
| 2219 | |
| 2220 | if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) { |
| 2221 | pi->acpi_vddc = pl->vddc; |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 2222 | if (rdev->family >= CHIP_CEDAR) |
| 2223 | eg_pi->acpi_vddci = pl->vddci; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2224 | if (ps->low.flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) |
| 2225 | pi->acpi_pcie_gen2 = true; |
| 2226 | else |
| 2227 | pi->acpi_pcie_gen2 = false; |
| 2228 | } |
| 2229 | |
Alex Deucher | dc50ba7 | 2013-06-26 00:33:35 -0400 | [diff] [blame] | 2230 | if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) { |
| 2231 | if (rdev->family >= CHIP_BARTS) { |
| 2232 | eg_pi->ulv.supported = true; |
| 2233 | eg_pi->ulv.pl = pl; |
| 2234 | } |
| 2235 | } |
| 2236 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2237 | if (pi->min_vddc_in_table > pl->vddc) |
| 2238 | pi->min_vddc_in_table = pl->vddc; |
| 2239 | |
| 2240 | if (pi->max_vddc_in_table < pl->vddc) |
| 2241 | pi->max_vddc_in_table = pl->vddc; |
| 2242 | |
| 2243 | /* patch up boot state */ |
| 2244 | if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { |
Alex Deucher | 2abba66 | 2013-03-25 12:47:23 -0400 | [diff] [blame] | 2245 | u16 vddc, vddci, mvdd; |
| 2246 | radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2247 | pl->mclk = rdev->clock.default_mclk; |
| 2248 | pl->sclk = rdev->clock.default_sclk; |
| 2249 | pl->vddc = vddc; |
| 2250 | pl->vddci = vddci; |
| 2251 | } |
Alex Deucher | d22b7e4 | 2012-11-29 19:27:56 -0500 | [diff] [blame] | 2252 | |
Alex Deucher | f5f1f89 | 2014-01-20 18:20:29 -0500 | [diff] [blame] | 2253 | if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == |
| 2254 | ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) { |
| 2255 | rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk; |
| 2256 | rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk; |
| 2257 | rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc; |
| 2258 | rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci; |
Alex Deucher | d22b7e4 | 2012-11-29 19:27:56 -0500 | [diff] [blame] | 2259 | } |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2260 | } |
| 2261 | |
| 2262 | int rv7xx_parse_power_table(struct radeon_device *rdev) |
| 2263 | { |
| 2264 | struct radeon_mode_info *mode_info = &rdev->mode_info; |
| 2265 | struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; |
| 2266 | union pplib_power_state *power_state; |
| 2267 | int i, j; |
| 2268 | union pplib_clock_info *clock_info; |
| 2269 | union power_info *power_info; |
| 2270 | int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); |
| 2271 | u16 data_offset; |
| 2272 | u8 frev, crev; |
| 2273 | struct rv7xx_ps *ps; |
| 2274 | |
| 2275 | if (!atom_parse_data_header(mode_info->atom_context, index, NULL, |
| 2276 | &frev, &crev, &data_offset)) |
| 2277 | return -EINVAL; |
| 2278 | power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); |
| 2279 | |
| 2280 | rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) * |
| 2281 | power_info->pplib.ucNumStates, GFP_KERNEL); |
| 2282 | if (!rdev->pm.dpm.ps) |
| 2283 | return -ENOMEM; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2284 | |
| 2285 | for (i = 0; i < power_info->pplib.ucNumStates; i++) { |
| 2286 | power_state = (union pplib_power_state *) |
| 2287 | (mode_info->atom_context->bios + data_offset + |
| 2288 | le16_to_cpu(power_info->pplib.usStateArrayOffset) + |
| 2289 | i * power_info->pplib.ucStateEntrySize); |
| 2290 | non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) |
| 2291 | (mode_info->atom_context->bios + data_offset + |
| 2292 | le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) + |
| 2293 | (power_state->v1.ucNonClockStateIndex * |
| 2294 | power_info->pplib.ucNonClockSize)); |
| 2295 | if (power_info->pplib.ucStateEntrySize - 1) { |
Alex Deucher | bdcc031 | 2013-08-20 18:51:08 -0400 | [diff] [blame] | 2296 | u8 *idx; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2297 | ps = kzalloc(sizeof(struct rv7xx_ps), GFP_KERNEL); |
| 2298 | if (ps == NULL) { |
| 2299 | kfree(rdev->pm.dpm.ps); |
| 2300 | return -ENOMEM; |
| 2301 | } |
| 2302 | rdev->pm.dpm.ps[i].ps_priv = ps; |
| 2303 | rv7xx_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], |
| 2304 | non_clock_info, |
| 2305 | power_info->pplib.ucNonClockSize); |
Alex Deucher | bdcc031 | 2013-08-20 18:51:08 -0400 | [diff] [blame] | 2306 | idx = (u8 *)&power_state->v1.ucClockStateIndices[0]; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2307 | for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) { |
| 2308 | clock_info = (union pplib_clock_info *) |
| 2309 | (mode_info->atom_context->bios + data_offset + |
| 2310 | le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) + |
Alex Deucher | bdcc031 | 2013-08-20 18:51:08 -0400 | [diff] [blame] | 2311 | (idx[j] * power_info->pplib.ucClockInfoSize)); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2312 | rv7xx_parse_pplib_clock_info(rdev, |
| 2313 | &rdev->pm.dpm.ps[i], j, |
| 2314 | clock_info); |
| 2315 | } |
| 2316 | } |
| 2317 | } |
| 2318 | rdev->pm.dpm.num_ps = power_info->pplib.ucNumStates; |
| 2319 | return 0; |
| 2320 | } |
| 2321 | |
Alex Deucher | b841ce7 | 2013-07-31 18:32:33 -0400 | [diff] [blame] | 2322 | void rv770_get_engine_memory_ss(struct radeon_device *rdev) |
| 2323 | { |
| 2324 | struct rv7xx_power_info *pi = rv770_get_pi(rdev); |
| 2325 | struct radeon_atom_ss ss; |
| 2326 | |
| 2327 | pi->sclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss, |
| 2328 | ASIC_INTERNAL_ENGINE_SS, 0); |
| 2329 | pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss, |
| 2330 | ASIC_INTERNAL_MEMORY_SS, 0); |
| 2331 | |
| 2332 | if (pi->sclk_ss || pi->mclk_ss) |
| 2333 | pi->dynamic_ss = true; |
| 2334 | else |
| 2335 | pi->dynamic_ss = false; |
| 2336 | } |
| 2337 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2338 | int rv770_dpm_init(struct radeon_device *rdev) |
| 2339 | { |
| 2340 | struct rv7xx_power_info *pi; |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2341 | struct atom_clock_dividers dividers; |
| 2342 | int ret; |
| 2343 | |
| 2344 | pi = kzalloc(sizeof(struct rv7xx_power_info), GFP_KERNEL); |
| 2345 | if (pi == NULL) |
| 2346 | return -ENOMEM; |
| 2347 | rdev->pm.dpm.priv = pi; |
| 2348 | |
| 2349 | rv770_get_max_vddc(rdev); |
| 2350 | |
| 2351 | pi->acpi_vddc = 0; |
| 2352 | pi->min_vddc_in_table = 0; |
| 2353 | pi->max_vddc_in_table = 0; |
| 2354 | |
Alex Deucher | 82f79cc | 2013-08-21 10:02:32 -0400 | [diff] [blame] | 2355 | ret = r600_get_platform_caps(rdev); |
| 2356 | if (ret) |
| 2357 | return ret; |
| 2358 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2359 | ret = rv7xx_parse_power_table(rdev); |
| 2360 | if (ret) |
| 2361 | return ret; |
| 2362 | |
| 2363 | if (rdev->pm.dpm.voltage_response_time == 0) |
| 2364 | rdev->pm.dpm.voltage_response_time = R600_VOLTAGERESPONSETIME_DFLT; |
| 2365 | if (rdev->pm.dpm.backbias_response_time == 0) |
| 2366 | rdev->pm.dpm.backbias_response_time = R600_BACKBIASRESPONSETIME_DFLT; |
| 2367 | |
| 2368 | ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, |
| 2369 | 0, false, ÷rs); |
| 2370 | if (ret) |
| 2371 | pi->ref_div = dividers.ref_div + 1; |
| 2372 | else |
| 2373 | pi->ref_div = R600_REFERENCEDIVIDER_DFLT; |
| 2374 | |
| 2375 | pi->mclk_strobe_mode_threshold = 30000; |
| 2376 | pi->mclk_edc_enable_threshold = 30000; |
| 2377 | |
Alex Deucher | f85392b | 2013-06-26 00:35:16 -0400 | [diff] [blame] | 2378 | pi->rlp = RV770_RLP_DFLT; |
| 2379 | pi->rmp = RV770_RMP_DFLT; |
| 2380 | pi->lhp = RV770_LHP_DFLT; |
| 2381 | pi->lmp = RV770_LMP_DFLT; |
| 2382 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2383 | pi->voltage_control = |
Alex Deucher | 58653ab | 2013-02-13 17:04:59 -0500 | [diff] [blame] | 2384 | radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, 0); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2385 | |
| 2386 | pi->mvdd_control = |
Alex Deucher | 58653ab | 2013-02-13 17:04:59 -0500 | [diff] [blame] | 2387 | radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC, 0); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2388 | |
Alex Deucher | b841ce7 | 2013-07-31 18:32:33 -0400 | [diff] [blame] | 2389 | rv770_get_engine_memory_ss(rdev); |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2390 | |
| 2391 | pi->asi = RV770_ASI_DFLT; |
| 2392 | pi->pasi = RV770_HASI_DFLT; |
| 2393 | pi->vrc = RV770_VRC_DFLT; |
| 2394 | |
| 2395 | pi->power_gating = false; |
| 2396 | |
| 2397 | pi->gfx_clock_gating = true; |
| 2398 | |
| 2399 | pi->mg_clock_gating = true; |
| 2400 | pi->mgcgtssm = true; |
| 2401 | |
| 2402 | pi->dynamic_pcie_gen2 = true; |
| 2403 | |
Alex Deucher | fda8372 | 2013-07-31 12:41:35 -0400 | [diff] [blame] | 2404 | if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2405 | pi->thermal_protection = true; |
| 2406 | else |
| 2407 | pi->thermal_protection = false; |
| 2408 | |
| 2409 | pi->display_gap = true; |
| 2410 | |
| 2411 | if (rdev->flags & RADEON_IS_MOBILITY) |
| 2412 | pi->dcodt = true; |
| 2413 | else |
| 2414 | pi->dcodt = false; |
| 2415 | |
| 2416 | pi->ulps = true; |
| 2417 | |
| 2418 | pi->mclk_stutter_mode_threshold = 0; |
| 2419 | |
| 2420 | pi->sram_end = SMC_RAM_END; |
| 2421 | pi->state_table_start = RV770_SMC_TABLE_ADDRESS; |
| 2422 | pi->soft_regs_start = RV770_SMC_SOFT_REGISTERS_START; |
| 2423 | |
| 2424 | return 0; |
| 2425 | } |
| 2426 | |
| 2427 | void rv770_dpm_print_power_state(struct radeon_device *rdev, |
| 2428 | struct radeon_ps *rps) |
| 2429 | { |
| 2430 | struct rv7xx_ps *ps = rv770_get_ps(rps); |
| 2431 | struct rv7xx_pl *pl; |
| 2432 | |
| 2433 | r600_dpm_print_class_info(rps->class, rps->class2); |
| 2434 | r600_dpm_print_cap_info(rps->caps); |
| 2435 | printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); |
| 2436 | if (rdev->family >= CHIP_CEDAR) { |
| 2437 | pl = &ps->low; |
| 2438 | printk("\t\tpower level 0 sclk: %u mclk: %u vddc: %u vddci: %u\n", |
| 2439 | pl->sclk, pl->mclk, pl->vddc, pl->vddci); |
| 2440 | pl = &ps->medium; |
| 2441 | printk("\t\tpower level 1 sclk: %u mclk: %u vddc: %u vddci: %u\n", |
| 2442 | pl->sclk, pl->mclk, pl->vddc, pl->vddci); |
| 2443 | pl = &ps->high; |
| 2444 | printk("\t\tpower level 2 sclk: %u mclk: %u vddc: %u vddci: %u\n", |
| 2445 | pl->sclk, pl->mclk, pl->vddc, pl->vddci); |
| 2446 | } else { |
| 2447 | pl = &ps->low; |
| 2448 | printk("\t\tpower level 0 sclk: %u mclk: %u vddc: %u\n", |
| 2449 | pl->sclk, pl->mclk, pl->vddc); |
| 2450 | pl = &ps->medium; |
| 2451 | printk("\t\tpower level 1 sclk: %u mclk: %u vddc: %u\n", |
| 2452 | pl->sclk, pl->mclk, pl->vddc); |
| 2453 | pl = &ps->high; |
| 2454 | printk("\t\tpower level 2 sclk: %u mclk: %u vddc: %u\n", |
| 2455 | pl->sclk, pl->mclk, pl->vddc); |
| 2456 | } |
| 2457 | r600_dpm_print_ps_status(rdev, rps); |
| 2458 | } |
| 2459 | |
Alex Deucher | bd210d1 | 2013-06-28 10:06:26 -0400 | [diff] [blame] | 2460 | void rv770_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, |
| 2461 | struct seq_file *m) |
| 2462 | { |
| 2463 | struct radeon_ps *rps = rdev->pm.dpm.current_ps; |
| 2464 | struct rv7xx_ps *ps = rv770_get_ps(rps); |
| 2465 | struct rv7xx_pl *pl; |
| 2466 | u32 current_index = |
| 2467 | (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_PROFILE_INDEX_MASK) >> |
| 2468 | CURRENT_PROFILE_INDEX_SHIFT; |
| 2469 | |
| 2470 | if (current_index > 2) { |
| 2471 | seq_printf(m, "invalid dpm profile %d\n", current_index); |
| 2472 | } else { |
| 2473 | if (current_index == 0) |
| 2474 | pl = &ps->low; |
| 2475 | else if (current_index == 1) |
| 2476 | pl = &ps->medium; |
| 2477 | else /* current_index == 2 */ |
| 2478 | pl = &ps->high; |
| 2479 | seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); |
| 2480 | if (rdev->family >= CHIP_CEDAR) { |
| 2481 | seq_printf(m, "power level %d sclk: %u mclk: %u vddc: %u vddci: %u\n", |
| 2482 | current_index, pl->sclk, pl->mclk, pl->vddc, pl->vddci); |
| 2483 | } else { |
| 2484 | seq_printf(m, "power level %d sclk: %u mclk: %u vddc: %u\n", |
| 2485 | current_index, pl->sclk, pl->mclk, pl->vddc); |
| 2486 | } |
| 2487 | } |
| 2488 | } |
| 2489 | |
Alex Deucher | 66229b2 | 2013-06-26 00:11:19 -0400 | [diff] [blame] | 2490 | void rv770_dpm_fini(struct radeon_device *rdev) |
| 2491 | { |
| 2492 | int i; |
| 2493 | |
| 2494 | for (i = 0; i < rdev->pm.dpm.num_ps; i++) { |
| 2495 | kfree(rdev->pm.dpm.ps[i].ps_priv); |
| 2496 | } |
| 2497 | kfree(rdev->pm.dpm.ps); |
| 2498 | kfree(rdev->pm.dpm.priv); |
| 2499 | } |
| 2500 | |
| 2501 | u32 rv770_dpm_get_sclk(struct radeon_device *rdev, bool low) |
| 2502 | { |
| 2503 | struct rv7xx_ps *requested_state = rv770_get_ps(rdev->pm.dpm.requested_ps); |
| 2504 | |
| 2505 | if (low) |
| 2506 | return requested_state->low.sclk; |
| 2507 | else |
| 2508 | return requested_state->high.sclk; |
| 2509 | } |
| 2510 | |
| 2511 | u32 rv770_dpm_get_mclk(struct radeon_device *rdev, bool low) |
| 2512 | { |
| 2513 | struct rv7xx_ps *requested_state = rv770_get_ps(rdev->pm.dpm.requested_ps); |
| 2514 | |
| 2515 | if (low) |
| 2516 | return requested_state->low.mclk; |
| 2517 | else |
| 2518 | return requested_state->high.mclk; |
| 2519 | } |
Alex Deucher | b06195d | 2013-07-08 11:49:48 -0400 | [diff] [blame] | 2520 | |
| 2521 | bool rv770_dpm_vblank_too_short(struct radeon_device *rdev) |
| 2522 | { |
| 2523 | u32 vblank_time = r600_dpm_get_vblank_time(rdev); |
Alex Deucher | 78b0351 | 2014-02-17 12:50:13 -0500 | [diff] [blame] | 2524 | u32 switch_limit = 200; /* 300 */ |
Alex Deucher | f75195c | 2013-08-12 11:24:05 -0400 | [diff] [blame] | 2525 | |
Alex Deucher | 8097d94 | 2014-01-07 13:51:51 -0500 | [diff] [blame] | 2526 | /* RV770 */ |
| 2527 | /* mclk switching doesn't seem to work reliably on desktop RV770s */ |
| 2528 | if ((rdev->family == CHIP_RV770) && |
| 2529 | !(rdev->flags & RADEON_IS_MOBILITY)) |
| 2530 | switch_limit = 0xffffffff; /* disable mclk switching */ |
| 2531 | |
Alex Deucher | f75195c | 2013-08-12 11:24:05 -0400 | [diff] [blame] | 2532 | if (vblank_time < switch_limit) |
Alex Deucher | b06195d | 2013-07-08 11:49:48 -0400 | [diff] [blame] | 2533 | return true; |
| 2534 | else |
| 2535 | return false; |
| 2536 | |
| 2537 | } |