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  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.  */
  23. #ifndef __RV770_SMC_H__
  24. #define __RV770_SMC_H__
  25.  
  26. #include "ppsmc.h"
  27.  
  28. #pragma pack(push, 1)
  29.  
  30. #define RV770_SMC_TABLE_ADDRESS 0xB000
  31.  
  32. #define RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE    3
  33.  
  34. struct RV770_SMC_SCLK_VALUE
  35. {
  36.     uint32_t        vCG_SPLL_FUNC_CNTL;
  37.     uint32_t        vCG_SPLL_FUNC_CNTL_2;
  38.     uint32_t        vCG_SPLL_FUNC_CNTL_3;
  39.     uint32_t        vCG_SPLL_SPREAD_SPECTRUM;
  40.     uint32_t        vCG_SPLL_SPREAD_SPECTRUM_2;
  41.     uint32_t        sclk_value;
  42. };
  43.  
  44. typedef struct RV770_SMC_SCLK_VALUE RV770_SMC_SCLK_VALUE;
  45.  
  46. struct RV770_SMC_MCLK_VALUE
  47. {
  48.     uint32_t        vMPLL_AD_FUNC_CNTL;
  49.     uint32_t        vMPLL_AD_FUNC_CNTL_2;
  50.     uint32_t        vMPLL_DQ_FUNC_CNTL;
  51.     uint32_t        vMPLL_DQ_FUNC_CNTL_2;
  52.     uint32_t        vMCLK_PWRMGT_CNTL;
  53.     uint32_t        vDLL_CNTL;
  54.     uint32_t        vMPLL_SS;
  55.     uint32_t        vMPLL_SS2;
  56.     uint32_t        mclk_value;
  57. };
  58.  
  59. typedef struct RV770_SMC_MCLK_VALUE RV770_SMC_MCLK_VALUE;
  60.  
  61.  
  62. struct RV730_SMC_MCLK_VALUE
  63. {
  64.     uint32_t        vMCLK_PWRMGT_CNTL;
  65.     uint32_t        vDLL_CNTL;
  66.     uint32_t        vMPLL_FUNC_CNTL;
  67.     uint32_t        vMPLL_FUNC_CNTL2;
  68.     uint32_t        vMPLL_FUNC_CNTL3;
  69.     uint32_t        vMPLL_SS;
  70.     uint32_t        vMPLL_SS2;
  71.     uint32_t        mclk_value;
  72. };
  73.  
  74. typedef struct RV730_SMC_MCLK_VALUE RV730_SMC_MCLK_VALUE;
  75.  
  76. struct RV770_SMC_VOLTAGE_VALUE
  77. {
  78.     uint16_t             value;
  79.     uint8_t              index;
  80.     uint8_t              padding;
  81. };
  82.  
  83. typedef struct RV770_SMC_VOLTAGE_VALUE RV770_SMC_VOLTAGE_VALUE;
  84.  
  85. union RV7XX_SMC_MCLK_VALUE
  86. {
  87.     RV770_SMC_MCLK_VALUE    mclk770;
  88.     RV730_SMC_MCLK_VALUE    mclk730;
  89. };
  90.  
  91. typedef union RV7XX_SMC_MCLK_VALUE RV7XX_SMC_MCLK_VALUE, *LPRV7XX_SMC_MCLK_VALUE;
  92.  
  93. struct RV770_SMC_HW_PERFORMANCE_LEVEL
  94. {
  95.     uint8_t                 arbValue;
  96.     union{
  97.         uint8_t             seqValue;
  98.         uint8_t             ACIndex;
  99.     };
  100.     uint8_t                 displayWatermark;
  101.     uint8_t                 gen2PCIE;
  102.     uint8_t                 gen2XSP;
  103.     uint8_t                 backbias;
  104.     uint8_t                 strobeMode;
  105.     uint8_t                 mcFlags;
  106.     uint32_t                aT;
  107.     uint32_t                bSP;
  108.     RV770_SMC_SCLK_VALUE    sclk;
  109.     RV7XX_SMC_MCLK_VALUE    mclk;
  110.     RV770_SMC_VOLTAGE_VALUE vddc;
  111.     RV770_SMC_VOLTAGE_VALUE mvdd;
  112.     RV770_SMC_VOLTAGE_VALUE vddci;
  113.     uint8_t                 reserved1;
  114.     uint8_t                 reserved2;
  115.     uint8_t                 stateFlags;
  116.     uint8_t                 padding;
  117. };
  118.  
  119. #define SMC_STROBE_RATIO    0x0F
  120. #define SMC_STROBE_ENABLE   0x10
  121.  
  122. #define SMC_MC_EDC_RD_FLAG  0x01
  123. #define SMC_MC_EDC_WR_FLAG  0x02
  124. #define SMC_MC_RTT_ENABLE   0x04
  125. #define SMC_MC_STUTTER_EN   0x08
  126.  
  127. typedef struct RV770_SMC_HW_PERFORMANCE_LEVEL RV770_SMC_HW_PERFORMANCE_LEVEL;
  128.  
  129. struct RV770_SMC_SWSTATE
  130. {
  131.     uint8_t           flags;
  132.     uint8_t           padding1;
  133.     uint8_t           padding2;
  134.     uint8_t           padding3;
  135.     RV770_SMC_HW_PERFORMANCE_LEVEL levels[RV770_SMC_PERFORMANCE_LEVELS_PER_SWSTATE];
  136. };
  137.  
  138. typedef struct RV770_SMC_SWSTATE RV770_SMC_SWSTATE;
  139.  
  140. #define RV770_SMC_VOLTAGEMASK_VDDC 0
  141. #define RV770_SMC_VOLTAGEMASK_MVDD 1
  142. #define RV770_SMC_VOLTAGEMASK_VDDCI 2
  143. #define RV770_SMC_VOLTAGEMASK_MAX  4
  144.  
  145. struct RV770_SMC_VOLTAGEMASKTABLE
  146. {
  147.     uint8_t  highMask[RV770_SMC_VOLTAGEMASK_MAX];
  148.     uint32_t lowMask[RV770_SMC_VOLTAGEMASK_MAX];
  149. };
  150.  
  151. typedef struct RV770_SMC_VOLTAGEMASKTABLE RV770_SMC_VOLTAGEMASKTABLE;
  152.  
  153. #define MAX_NO_VREG_STEPS 32
  154.  
  155. struct RV770_SMC_STATETABLE
  156. {
  157.     uint8_t             thermalProtectType;
  158.     uint8_t             systemFlags;
  159.     uint8_t             maxVDDCIndexInPPTable;
  160.     uint8_t             extraFlags;
  161.     uint8_t             highSMIO[MAX_NO_VREG_STEPS];
  162.     uint32_t            lowSMIO[MAX_NO_VREG_STEPS];
  163.     RV770_SMC_VOLTAGEMASKTABLE voltageMaskTable;
  164.     RV770_SMC_SWSTATE   initialState;
  165.     RV770_SMC_SWSTATE   ACPIState;
  166.     RV770_SMC_SWSTATE   driverState;
  167.     RV770_SMC_SWSTATE   ULVState;
  168. };
  169.  
  170. typedef struct RV770_SMC_STATETABLE RV770_SMC_STATETABLE;
  171.  
  172. #define PPSMC_STATEFLAG_AUTO_PULSE_SKIP 0x01
  173.  
  174. #pragma pack(pop)
  175.  
  176. #define RV770_SMC_SOFT_REGISTERS_START        0x104
  177.  
  178. #define RV770_SMC_SOFT_REGISTER_mclk_chg_timeout        0x0
  179. #define RV770_SMC_SOFT_REGISTER_baby_step_timer         0x8
  180. #define RV770_SMC_SOFT_REGISTER_delay_bbias             0xC
  181. #define RV770_SMC_SOFT_REGISTER_delay_vreg              0x10
  182. #define RV770_SMC_SOFT_REGISTER_delay_acpi              0x2C
  183. #define RV770_SMC_SOFT_REGISTER_seq_index               0x64
  184. #define RV770_SMC_SOFT_REGISTER_mvdd_chg_time           0x68
  185. #define RV770_SMC_SOFT_REGISTER_mclk_switch_lim         0x78
  186. #define RV770_SMC_SOFT_REGISTER_mc_block_delay          0x90
  187. #define RV770_SMC_SOFT_REGISTER_uvd_enabled             0x9C
  188. #define RV770_SMC_SOFT_REGISTER_is_asic_lombok          0xA0
  189.  
  190. int rv770_copy_bytes_to_smc(struct radeon_device *rdev,
  191.                             u16 smc_start_address, const u8 *src,
  192.                             u16 byte_count, u16 limit);
  193. void rv770_start_smc(struct radeon_device *rdev);
  194. void rv770_reset_smc(struct radeon_device *rdev);
  195. void rv770_stop_smc_clock(struct radeon_device *rdev);
  196. void rv770_start_smc_clock(struct radeon_device *rdev);
  197. bool rv770_is_smc_running(struct radeon_device *rdev);
  198. PPSMC_Result rv770_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg);
  199. PPSMC_Result rv770_wait_for_smc_inactive(struct radeon_device *rdev);
  200. int rv770_read_smc_sram_dword(struct radeon_device *rdev,
  201.                               u16 smc_address, u32 *value, u16 limit);
  202. int rv770_write_smc_sram_dword(struct radeon_device *rdev,
  203.                                u16 smc_address, u32 value, u16 limit);
  204. int rv770_load_smc_ucode(struct radeon_device *rdev,
  205.                          u16 limit);
  206.  
  207. #endif
  208.