cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

si.c (85145B)


      1/*
      2 * Copyright 2015 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
     24#include <linux/firmware.h>
     25#include <linux/slab.h>
     26#include <linux/module.h>
     27#include <linux/pci.h>
     28
     29#include <drm/amdgpu_drm.h>
     30
     31#include "amdgpu.h"
     32#include "amdgpu_atombios.h"
     33#include "amdgpu_ih.h"
     34#include "amdgpu_uvd.h"
     35#include "amdgpu_vce.h"
     36#include "atom.h"
     37#include "amd_pcie.h"
     38#include "si_dpm.h"
     39#include "sid.h"
     40#include "si_ih.h"
     41#include "gfx_v6_0.h"
     42#include "gmc_v6_0.h"
     43#include "si_dma.h"
     44#include "dce_v6_0.h"
     45#include "si.h"
     46#include "uvd_v3_1.h"
     47#include "amdgpu_vkms.h"
     48#include "gca/gfx_6_0_d.h"
     49#include "oss/oss_1_0_d.h"
     50#include "oss/oss_1_0_sh_mask.h"
     51#include "gmc/gmc_6_0_d.h"
     52#include "dce/dce_6_0_d.h"
     53#include "uvd/uvd_4_0_d.h"
     54#include "bif/bif_3_0_d.h"
     55#include "bif/bif_3_0_sh_mask.h"
     56
     57#include "amdgpu_dm.h"
     58
     59static const u32 tahiti_golden_registers[] =
     60{
     61	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
     62	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
     63	mmDB_DEBUG, 0xffffffff, 0x00000000,
     64	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
     65	mmDB_DEBUG3, 0x0002021c, 0x00020200,
     66	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
     67	0x340c, 0x000000c0, 0x00800040,
     68	0x360c, 0x000000c0, 0x00800040,
     69	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
     70	mmFBC_MISC, 0x00200000, 0x50100000,
     71	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
     72	mmMC_ARB_WTM_CNTL_RD, 0x00000003, 0x000007ff,
     73	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
     74	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
     75	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
     76	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
     77	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
     78	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x2a00126a,
     79	0x000c, 0xffffffff, 0x0040,
     80	0x000d, 0x00000040, 0x00004040,
     81	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
     82	mmSQ_DED_CNT, 0x01ff1f3f, 0x00000000,
     83	mmSQ_SEC_CNT, 0x01ff1f3f, 0x00000000,
     84	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
     85	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
     86	mmTCP_ADDR_CONFIG, 0x00000200, 0x000002fb,
     87	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x0000543b,
     88	mmTCP_CHAN_STEER_LO, 0xffffffff, 0xa9210876,
     89	mmVGT_FIFO_DEPTHS, 0xffffffff, 0x000fff40,
     90	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
     91	mmVM_CONTEXT0_CNTL, 0x20000000, 0x20fffed8,
     92	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
     93	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
     94	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
     95	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
     96	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
     97};
     98
     99static const u32 tahiti_golden_registers2[] =
    100{
    101	mmMCIF_MEM_CONTROL, 0x00000001, 0x00000001,
    102};
    103
    104static const u32 tahiti_golden_rlc_registers[] =
    105{
    106	mmGB_ADDR_CONFIG, 0xffffffff, 0x12011003,
    107	mmRLC_LB_PARAMS, 0xffffffff, 0x00601005,
    108	0x311f, 0xffffffff, 0x10104040,
    109	0x3122, 0xffffffff, 0x0100000a,
    110	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00000800,
    111	mmRLC_LB_CNTL, 0xffffffff, 0x800000f4,
    112	mmUVD_CGC_GATE, 0x00000008, 0x00000000,
    113};
    114
    115static const u32 pitcairn_golden_registers[] =
    116{
    117	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
    118	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
    119	mmDB_DEBUG, 0xffffffff, 0x00000000,
    120	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
    121	mmDB_DEBUG3, 0x0002021c, 0x00020200,
    122	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
    123	0x340c, 0x000300c0, 0x00800040,
    124	0x360c, 0x000300c0, 0x00800040,
    125	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
    126	mmFBC_MISC, 0x00200000, 0x50100000,
    127	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
    128	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
    129	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
    130	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
    131	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
    132	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
    133	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
    134	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x2a00126a,
    135	0x000c, 0xffffffff, 0x0040,
    136	0x000d, 0x00000040, 0x00004040,
    137	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
    138	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
    139	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
    140	mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f7,
    141	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
    142	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x32761054,
    143	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
    144	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
    145	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
    146	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    147	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    148	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    149};
    150
    151static const u32 pitcairn_golden_rlc_registers[] =
    152{
    153	mmGB_ADDR_CONFIG, 0xffffffff, 0x12011003,
    154	mmRLC_LB_PARAMS, 0xffffffff, 0x00601004,
    155	0x311f, 0xffffffff, 0x10102020,
    156	0x3122, 0xffffffff, 0x01000020,
    157	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00000800,
    158	mmRLC_LB_CNTL, 0xffffffff, 0x800000a4,
    159};
    160
    161static const u32 verde_pg_init[] =
    162{
    163	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x40000,
    164	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x200010ff,
    165	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    166	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    167	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    168	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    169	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    170	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x7007,
    171	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x300010ff,
    172	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    173	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    174	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    175	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    176	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    177	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x400000,
    178	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x100010ff,
    179	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    180	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    181	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    182	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    183	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    184	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x120200,
    185	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x500010ff,
    186	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    187	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    188	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    189	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    190	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    191	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x1e1e16,
    192	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x600010ff,
    193	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    194	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    195	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    196	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    197	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    198	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x171f1e,
    199	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x700010ff,
    200	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    201	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    202	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    203	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    204	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    205	mmGMCON_PGFSM_WRITE, 0xffffffff, 0x0,
    206	mmGMCON_PGFSM_CONFIG, 0xffffffff, 0x9ff,
    207	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x0,
    208	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10000800,
    209	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xf,
    210	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xf,
    211	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x4,
    212	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1000051e,
    213	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xffff,
    214	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xffff,
    215	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x8,
    216	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x80500,
    217	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x12,
    218	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x9050c,
    219	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1d,
    220	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xb052c,
    221	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x2a,
    222	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1053e,
    223	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x2d,
    224	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10546,
    225	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x30,
    226	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xa054e,
    227	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x3c,
    228	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1055f,
    229	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x3f,
    230	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10567,
    231	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x42,
    232	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1056f,
    233	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x45,
    234	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x10572,
    235	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x48,
    236	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x20575,
    237	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x4c,
    238	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x190801,
    239	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x67,
    240	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1082a,
    241	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x6a,
    242	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1b082d,
    243	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x87,
    244	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x310851,
    245	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xba,
    246	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x891,
    247	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xbc,
    248	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x893,
    249	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xbe,
    250	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x20895,
    251	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xc2,
    252	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x20899,
    253	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xc6,
    254	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x2089d,
    255	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xca,
    256	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x8a1,
    257	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xcc,
    258	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x8a3,
    259	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xce,
    260	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x308a5,
    261	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0xd3,
    262	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x6d08cd,
    263	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x142,
    264	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x2000095a,
    265	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x1,
    266	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x144,
    267	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x301f095b,
    268	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x165,
    269	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xc094d,
    270	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x173,
    271	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xf096d,
    272	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x184,
    273	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x15097f,
    274	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x19b,
    275	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xc0998,
    276	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1a9,
    277	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x409a7,
    278	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1af,
    279	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0xcdc,
    280	mmGMCON_RENG_RAM_INDEX, 0xffffffff, 0x1b1,
    281	mmGMCON_RENG_RAM_DATA, 0xffffffff, 0x800,
    282	mmGMCON_RENG_EXECUTE, 0xffffffff, 0x6c9b2000,
    283	mmGMCON_MISC2, 0xfc00, 0x2000,
    284	mmGMCON_MISC3, 0xffffffff, 0xfc0,
    285	mmMC_PMG_AUTO_CFG, 0x00000100, 0x100,
    286};
    287
    288static const u32 verde_golden_rlc_registers[] =
    289{
    290	mmGB_ADDR_CONFIG, 0xffffffff, 0x02010002,
    291	mmRLC_LB_PARAMS, 0xffffffff, 0x033f1005,
    292	0x311f, 0xffffffff, 0x10808020,
    293	0x3122, 0xffffffff, 0x00800008,
    294	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00001000,
    295	mmRLC_LB_CNTL, 0xffffffff, 0x80010014,
    296};
    297
    298static const u32 verde_golden_registers[] =
    299{
    300	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
    301	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
    302	mmDB_DEBUG, 0xffffffff, 0x00000000,
    303	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
    304	mmDB_DEBUG3, 0x0002021c, 0x00020200,
    305	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
    306	0x340c, 0x000300c0, 0x00800040,
    307	0x360c, 0x000300c0, 0x00800040,
    308	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
    309	mmFBC_MISC, 0x00200000, 0x50100000,
    310	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
    311	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
    312	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
    313	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
    314	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
    315	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
    316	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
    317	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x0000124a,
    318	0x000c, 0xffffffff, 0x0040,
    319	0x000d, 0x00000040, 0x00004040,
    320	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
    321	mmSQ_DED_CNT, 0x01ff1f3f, 0x00000000,
    322	mmSQ_SEC_CNT, 0x01ff1f3f, 0x00000000,
    323	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
    324	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
    325	mmTCP_ADDR_CONFIG, 0x000003ff, 0x00000003,
    326	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
    327	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00001032,
    328	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
    329	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
    330	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
    331	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    332	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    333	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    334};
    335
    336static const u32 oland_golden_registers[] =
    337{
    338	mmAZALIA_SCLK_CONTROL, 0x00000030, 0x00000011,
    339	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
    340	mmDB_DEBUG, 0xffffffff, 0x00000000,
    341	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
    342	mmDB_DEBUG3, 0x0002021c, 0x00020200,
    343	mmDCI_CLK_CNTL, 0x00000080, 0x00000000,
    344	0x340c, 0x000300c0, 0x00800040,
    345	0x360c, 0x000300c0, 0x00800040,
    346	mmFBC_DEBUG_COMP, 0x000000f0, 0x00000070,
    347	mmFBC_MISC, 0x00200000, 0x50100000,
    348	mmDIG0_HDMI_CONTROL, 0x31000311, 0x00000011,
    349	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
    350	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
    351	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
    352	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
    353	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
    354	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
    355	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x00000082,
    356	0x000c, 0xffffffff, 0x0040,
    357	0x000d, 0x00000040, 0x00004040,
    358	mmSPI_CONFIG_CNTL, 0x07ffffff, 0x03000000,
    359	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
    360	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
    361	mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f3,
    362	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
    363	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003210,
    364	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
    365	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
    366	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
    367	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    368	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    369	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    370
    371};
    372
    373static const u32 oland_golden_rlc_registers[] =
    374{
    375	mmGB_ADDR_CONFIG, 0xffffffff, 0x02010002,
    376	mmRLC_LB_PARAMS, 0xffffffff, 0x00601005,
    377	0x311f, 0xffffffff, 0x10104040,
    378	0x3122, 0xffffffff, 0x0100000a,
    379	mmRLC_LB_CNTR_MAX, 0xffffffff, 0x00000800,
    380	mmRLC_LB_CNTL, 0xffffffff, 0x800000f4,
    381};
    382
    383static const u32 hainan_golden_registers[] =
    384{
    385	0x17bc, 0x00000030, 0x00000011,
    386	mmCB_HW_CONTROL, 0x00010000, 0x00018208,
    387	mmDB_DEBUG, 0xffffffff, 0x00000000,
    388	mmDB_DEBUG2, 0xf00fffff, 0x00000400,
    389	mmDB_DEBUG3, 0x0002021c, 0x00020200,
    390	0x031e, 0x00000080, 0x00000000,
    391	0x3430, 0xff000fff, 0x00000100,
    392	0x340c, 0x000300c0, 0x00800040,
    393	0x3630, 0xff000fff, 0x00000100,
    394	0x360c, 0x000300c0, 0x00800040,
    395	0x16ec, 0x000000f0, 0x00000070,
    396	0x16f0, 0x00200000, 0x50100000,
    397	0x1c0c, 0x31000311, 0x00000011,
    398	mmMC_SEQ_PMG_PG_HWCNTL, 0x00073ffe, 0x000022a2,
    399	mmMC_XPB_P2P_BAR_CFG, 0x000007ff, 0x00000000,
    400	mmPA_CL_ENHANCE, 0xf000001f, 0x00000007,
    401	mmPA_SC_FORCE_EOV_MAX_CNTS, 0xffffffff, 0x00ffffff,
    402	mmPA_SC_LINE_STIPPLE_STATE, 0x0000ff0f, 0x00000000,
    403	mmPA_SC_MODE_CNTL_1, 0x07ffffff, 0x4e000000,
    404	mmPA_SC_RASTER_CONFIG, 0x3f3f3fff, 0x00000000,
    405	0x000c, 0xffffffff, 0x0040,
    406	0x000d, 0x00000040, 0x00004040,
    407	mmSPI_CONFIG_CNTL, 0x03e00000, 0x03600000,
    408	mmSX_DEBUG_1, 0x0000007f, 0x00000020,
    409	mmTA_CNTL_AUX, 0x00010000, 0x00010000,
    410	mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f1,
    411	mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
    412	mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003210,
    413	mmVGT_GS_VERTEX_REUSE, 0x0000001f, 0x00000010,
    414	mmVM_L2_CG, 0x000c0fc0, 0x000c0400,
    415	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0xffffffff,
    416	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    417	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    418	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff,
    419};
    420
    421static const u32 hainan_golden_registers2[] =
    422{
    423	mmGB_ADDR_CONFIG, 0xffffffff, 0x2011003,
    424};
    425
    426static const u32 tahiti_mgcg_cgcg_init[] =
    427{
    428	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
    429	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    430	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    431	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
    432	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
    433	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
    434	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
    435	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
    436	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
    437	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
    438	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
    439	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
    440	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
    441	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
    442	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
    443	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
    444	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
    445	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
    446	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
    447	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
    448	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
    449	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
    450	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
    451	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    452	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    453	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
    454	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    455	0x2458, 0xffffffff, 0x00010000,
    456	0x2459, 0xffffffff, 0x00030002,
    457	0x245a, 0xffffffff, 0x00040007,
    458	0x245b, 0xffffffff, 0x00060005,
    459	0x245c, 0xffffffff, 0x00090008,
    460	0x245d, 0xffffffff, 0x00020001,
    461	0x245e, 0xffffffff, 0x00040003,
    462	0x245f, 0xffffffff, 0x00000007,
    463	0x2460, 0xffffffff, 0x00060005,
    464	0x2461, 0xffffffff, 0x00090008,
    465	0x2462, 0xffffffff, 0x00030002,
    466	0x2463, 0xffffffff, 0x00050004,
    467	0x2464, 0xffffffff, 0x00000008,
    468	0x2465, 0xffffffff, 0x00070006,
    469	0x2466, 0xffffffff, 0x000a0009,
    470	0x2467, 0xffffffff, 0x00040003,
    471	0x2468, 0xffffffff, 0x00060005,
    472	0x2469, 0xffffffff, 0x00000009,
    473	0x246a, 0xffffffff, 0x00080007,
    474	0x246b, 0xffffffff, 0x000b000a,
    475	0x246c, 0xffffffff, 0x00050004,
    476	0x246d, 0xffffffff, 0x00070006,
    477	0x246e, 0xffffffff, 0x0008000b,
    478	0x246f, 0xffffffff, 0x000a0009,
    479	0x2470, 0xffffffff, 0x000d000c,
    480	0x2471, 0xffffffff, 0x00060005,
    481	0x2472, 0xffffffff, 0x00080007,
    482	0x2473, 0xffffffff, 0x0000000b,
    483	0x2474, 0xffffffff, 0x000a0009,
    484	0x2475, 0xffffffff, 0x000d000c,
    485	0x2476, 0xffffffff, 0x00070006,
    486	0x2477, 0xffffffff, 0x00090008,
    487	0x2478, 0xffffffff, 0x0000000c,
    488	0x2479, 0xffffffff, 0x000b000a,
    489	0x247a, 0xffffffff, 0x000e000d,
    490	0x247b, 0xffffffff, 0x00080007,
    491	0x247c, 0xffffffff, 0x000a0009,
    492	0x247d, 0xffffffff, 0x0000000d,
    493	0x247e, 0xffffffff, 0x000c000b,
    494	0x247f, 0xffffffff, 0x000f000e,
    495	0x2480, 0xffffffff, 0x00090008,
    496	0x2481, 0xffffffff, 0x000b000a,
    497	0x2482, 0xffffffff, 0x000c000f,
    498	0x2483, 0xffffffff, 0x000e000d,
    499	0x2484, 0xffffffff, 0x00110010,
    500	0x2485, 0xffffffff, 0x000a0009,
    501	0x2486, 0xffffffff, 0x000c000b,
    502	0x2487, 0xffffffff, 0x0000000f,
    503	0x2488, 0xffffffff, 0x000e000d,
    504	0x2489, 0xffffffff, 0x00110010,
    505	0x248a, 0xffffffff, 0x000b000a,
    506	0x248b, 0xffffffff, 0x000d000c,
    507	0x248c, 0xffffffff, 0x00000010,
    508	0x248d, 0xffffffff, 0x000f000e,
    509	0x248e, 0xffffffff, 0x00120011,
    510	0x248f, 0xffffffff, 0x000c000b,
    511	0x2490, 0xffffffff, 0x000e000d,
    512	0x2491, 0xffffffff, 0x00000011,
    513	0x2492, 0xffffffff, 0x0010000f,
    514	0x2493, 0xffffffff, 0x00130012,
    515	0x2494, 0xffffffff, 0x000d000c,
    516	0x2495, 0xffffffff, 0x000f000e,
    517	0x2496, 0xffffffff, 0x00100013,
    518	0x2497, 0xffffffff, 0x00120011,
    519	0x2498, 0xffffffff, 0x00150014,
    520	0x2499, 0xffffffff, 0x000e000d,
    521	0x249a, 0xffffffff, 0x0010000f,
    522	0x249b, 0xffffffff, 0x00000013,
    523	0x249c, 0xffffffff, 0x00120011,
    524	0x249d, 0xffffffff, 0x00150014,
    525	0x249e, 0xffffffff, 0x000f000e,
    526	0x249f, 0xffffffff, 0x00110010,
    527	0x24a0, 0xffffffff, 0x00000014,
    528	0x24a1, 0xffffffff, 0x00130012,
    529	0x24a2, 0xffffffff, 0x00160015,
    530	0x24a3, 0xffffffff, 0x0010000f,
    531	0x24a4, 0xffffffff, 0x00120011,
    532	0x24a5, 0xffffffff, 0x00000015,
    533	0x24a6, 0xffffffff, 0x00140013,
    534	0x24a7, 0xffffffff, 0x00170016,
    535	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
    536	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
    537	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
    538	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
    539	0x000c, 0xffffffff, 0x0000001c,
    540	0x000d, 0x000f0000, 0x000f0000,
    541	0x0583, 0xffffffff, 0x00000100,
    542	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
    543	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
    544	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
    545	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
    546	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
    547	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
    548	0x157a, 0x00000001, 0x00000001,
    549	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
    550	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
    551	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
    552	0x3430, 0xfffffff0, 0x00000100,
    553	0x3630, 0xfffffff0, 0x00000100,
    554};
    555static const u32 pitcairn_mgcg_cgcg_init[] =
    556{
    557	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
    558	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    559	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    560	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
    561	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
    562	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
    563	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
    564	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
    565	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
    566	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
    567	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
    568	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
    569	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
    570	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
    571	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
    572	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
    573	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
    574	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
    575	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
    576	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
    577	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
    578	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
    579	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
    580	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    581	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    582	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
    583	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    584	0x2458, 0xffffffff, 0x00010000,
    585	0x2459, 0xffffffff, 0x00030002,
    586	0x245a, 0xffffffff, 0x00040007,
    587	0x245b, 0xffffffff, 0x00060005,
    588	0x245c, 0xffffffff, 0x00090008,
    589	0x245d, 0xffffffff, 0x00020001,
    590	0x245e, 0xffffffff, 0x00040003,
    591	0x245f, 0xffffffff, 0x00000007,
    592	0x2460, 0xffffffff, 0x00060005,
    593	0x2461, 0xffffffff, 0x00090008,
    594	0x2462, 0xffffffff, 0x00030002,
    595	0x2463, 0xffffffff, 0x00050004,
    596	0x2464, 0xffffffff, 0x00000008,
    597	0x2465, 0xffffffff, 0x00070006,
    598	0x2466, 0xffffffff, 0x000a0009,
    599	0x2467, 0xffffffff, 0x00040003,
    600	0x2468, 0xffffffff, 0x00060005,
    601	0x2469, 0xffffffff, 0x00000009,
    602	0x246a, 0xffffffff, 0x00080007,
    603	0x246b, 0xffffffff, 0x000b000a,
    604	0x246c, 0xffffffff, 0x00050004,
    605	0x246d, 0xffffffff, 0x00070006,
    606	0x246e, 0xffffffff, 0x0008000b,
    607	0x246f, 0xffffffff, 0x000a0009,
    608	0x2470, 0xffffffff, 0x000d000c,
    609	0x2480, 0xffffffff, 0x00090008,
    610	0x2481, 0xffffffff, 0x000b000a,
    611	0x2482, 0xffffffff, 0x000c000f,
    612	0x2483, 0xffffffff, 0x000e000d,
    613	0x2484, 0xffffffff, 0x00110010,
    614	0x2485, 0xffffffff, 0x000a0009,
    615	0x2486, 0xffffffff, 0x000c000b,
    616	0x2487, 0xffffffff, 0x0000000f,
    617	0x2488, 0xffffffff, 0x000e000d,
    618	0x2489, 0xffffffff, 0x00110010,
    619	0x248a, 0xffffffff, 0x000b000a,
    620	0x248b, 0xffffffff, 0x000d000c,
    621	0x248c, 0xffffffff, 0x00000010,
    622	0x248d, 0xffffffff, 0x000f000e,
    623	0x248e, 0xffffffff, 0x00120011,
    624	0x248f, 0xffffffff, 0x000c000b,
    625	0x2490, 0xffffffff, 0x000e000d,
    626	0x2491, 0xffffffff, 0x00000011,
    627	0x2492, 0xffffffff, 0x0010000f,
    628	0x2493, 0xffffffff, 0x00130012,
    629	0x2494, 0xffffffff, 0x000d000c,
    630	0x2495, 0xffffffff, 0x000f000e,
    631	0x2496, 0xffffffff, 0x00100013,
    632	0x2497, 0xffffffff, 0x00120011,
    633	0x2498, 0xffffffff, 0x00150014,
    634	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
    635	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
    636	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
    637	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
    638	0x000c, 0xffffffff, 0x0000001c,
    639	0x000d, 0x000f0000, 0x000f0000,
    640	0x0583, 0xffffffff, 0x00000100,
    641	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
    642	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
    643	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
    644	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
    645	0x157a, 0x00000001, 0x00000001,
    646	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
    647	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
    648	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
    649	0x3430, 0xfffffff0, 0x00000100,
    650	0x3630, 0xfffffff0, 0x00000100,
    651};
    652
    653static const u32 verde_mgcg_cgcg_init[] =
    654{
    655	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
    656	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    657	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    658	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
    659	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
    660	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
    661	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
    662	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
    663	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
    664	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
    665	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
    666	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
    667	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
    668	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
    669	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
    670	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
    671	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
    672	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
    673	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
    674	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
    675	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
    676	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
    677	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
    678	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    679	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    680	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
    681	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    682	0x2458, 0xffffffff, 0x00010000,
    683	0x2459, 0xffffffff, 0x00030002,
    684	0x245a, 0xffffffff, 0x00040007,
    685	0x245b, 0xffffffff, 0x00060005,
    686	0x245c, 0xffffffff, 0x00090008,
    687	0x245d, 0xffffffff, 0x00020001,
    688	0x245e, 0xffffffff, 0x00040003,
    689	0x245f, 0xffffffff, 0x00000007,
    690	0x2460, 0xffffffff, 0x00060005,
    691	0x2461, 0xffffffff, 0x00090008,
    692	0x2462, 0xffffffff, 0x00030002,
    693	0x2463, 0xffffffff, 0x00050004,
    694	0x2464, 0xffffffff, 0x00000008,
    695	0x2465, 0xffffffff, 0x00070006,
    696	0x2466, 0xffffffff, 0x000a0009,
    697	0x2467, 0xffffffff, 0x00040003,
    698	0x2468, 0xffffffff, 0x00060005,
    699	0x2469, 0xffffffff, 0x00000009,
    700	0x246a, 0xffffffff, 0x00080007,
    701	0x246b, 0xffffffff, 0x000b000a,
    702	0x246c, 0xffffffff, 0x00050004,
    703	0x246d, 0xffffffff, 0x00070006,
    704	0x246e, 0xffffffff, 0x0008000b,
    705	0x246f, 0xffffffff, 0x000a0009,
    706	0x2470, 0xffffffff, 0x000d000c,
    707	0x2480, 0xffffffff, 0x00090008,
    708	0x2481, 0xffffffff, 0x000b000a,
    709	0x2482, 0xffffffff, 0x000c000f,
    710	0x2483, 0xffffffff, 0x000e000d,
    711	0x2484, 0xffffffff, 0x00110010,
    712	0x2485, 0xffffffff, 0x000a0009,
    713	0x2486, 0xffffffff, 0x000c000b,
    714	0x2487, 0xffffffff, 0x0000000f,
    715	0x2488, 0xffffffff, 0x000e000d,
    716	0x2489, 0xffffffff, 0x00110010,
    717	0x248a, 0xffffffff, 0x000b000a,
    718	0x248b, 0xffffffff, 0x000d000c,
    719	0x248c, 0xffffffff, 0x00000010,
    720	0x248d, 0xffffffff, 0x000f000e,
    721	0x248e, 0xffffffff, 0x00120011,
    722	0x248f, 0xffffffff, 0x000c000b,
    723	0x2490, 0xffffffff, 0x000e000d,
    724	0x2491, 0xffffffff, 0x00000011,
    725	0x2492, 0xffffffff, 0x0010000f,
    726	0x2493, 0xffffffff, 0x00130012,
    727	0x2494, 0xffffffff, 0x000d000c,
    728	0x2495, 0xffffffff, 0x000f000e,
    729	0x2496, 0xffffffff, 0x00100013,
    730	0x2497, 0xffffffff, 0x00120011,
    731	0x2498, 0xffffffff, 0x00150014,
    732	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
    733	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
    734	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
    735	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
    736	0x000c, 0xffffffff, 0x0000001c,
    737	0x000d, 0x000f0000, 0x000f0000,
    738	0x0583, 0xffffffff, 0x00000100,
    739	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
    740	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
    741	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
    742	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
    743	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
    744	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
    745	0x157a, 0x00000001, 0x00000001,
    746	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
    747	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
    748	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
    749	0x3430, 0xfffffff0, 0x00000100,
    750	0x3630, 0xfffffff0, 0x00000100,
    751};
    752
    753static const u32 oland_mgcg_cgcg_init[] =
    754{
    755	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
    756	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    757	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    758	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
    759	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
    760	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
    761	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
    762	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
    763	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
    764	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
    765	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
    766	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
    767	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
    768	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
    769	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
    770	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
    771	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
    772	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
    773	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
    774	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
    775	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
    776	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
    777	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
    778	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    779	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    780	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
    781	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    782	0x2458, 0xffffffff, 0x00010000,
    783	0x2459, 0xffffffff, 0x00030002,
    784	0x245a, 0xffffffff, 0x00040007,
    785	0x245b, 0xffffffff, 0x00060005,
    786	0x245c, 0xffffffff, 0x00090008,
    787	0x245d, 0xffffffff, 0x00020001,
    788	0x245e, 0xffffffff, 0x00040003,
    789	0x245f, 0xffffffff, 0x00000007,
    790	0x2460, 0xffffffff, 0x00060005,
    791	0x2461, 0xffffffff, 0x00090008,
    792	0x2462, 0xffffffff, 0x00030002,
    793	0x2463, 0xffffffff, 0x00050004,
    794	0x2464, 0xffffffff, 0x00000008,
    795	0x2465, 0xffffffff, 0x00070006,
    796	0x2466, 0xffffffff, 0x000a0009,
    797	0x2467, 0xffffffff, 0x00040003,
    798	0x2468, 0xffffffff, 0x00060005,
    799	0x2469, 0xffffffff, 0x00000009,
    800	0x246a, 0xffffffff, 0x00080007,
    801	0x246b, 0xffffffff, 0x000b000a,
    802	0x246c, 0xffffffff, 0x00050004,
    803	0x246d, 0xffffffff, 0x00070006,
    804	0x246e, 0xffffffff, 0x0008000b,
    805	0x246f, 0xffffffff, 0x000a0009,
    806	0x2470, 0xffffffff, 0x000d000c,
    807	0x2471, 0xffffffff, 0x00060005,
    808	0x2472, 0xffffffff, 0x00080007,
    809	0x2473, 0xffffffff, 0x0000000b,
    810	0x2474, 0xffffffff, 0x000a0009,
    811	0x2475, 0xffffffff, 0x000d000c,
    812	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
    813	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
    814	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
    815	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
    816	0x000c, 0xffffffff, 0x0000001c,
    817	0x000d, 0x000f0000, 0x000f0000,
    818	0x0583, 0xffffffff, 0x00000100,
    819	mmXDMA_CLOCK_GATING_CNTL, 0xffffffff, 0x00000100,
    820	mmXDMA_MEM_POWER_CNTL, 0x00000101, 0x00000000,
    821	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
    822	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
    823	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
    824	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
    825	0x157a, 0x00000001, 0x00000001,
    826	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
    827	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
    828	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
    829	0x3430, 0xfffffff0, 0x00000100,
    830	0x3630, 0xfffffff0, 0x00000100,
    831};
    832
    833static const u32 hainan_mgcg_cgcg_init[] =
    834{
    835	mmRLC_CGTT_MGCG_OVERRIDE, 0xffffffff, 0xfffffffc,
    836	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    837	mmCB_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    838	mmCGTT_BCI_CLK_CTRL, 0xffffffff, 0x00000100,
    839	mmCGTT_CP_CLK_CTRL, 0xffffffff, 0x00000100,
    840	mmCGTT_GDS_CLK_CTRL, 0xffffffff, 0x00000100,
    841	mmCGTT_IA_CLK_CTRL, 0xffffffff, 0x06000100,
    842	mmCGTT_PA_CLK_CTRL, 0xffffffff, 0x00000100,
    843	mmCGTT_PC_CLK_CTRL, 0xffffffff, 0x00000100,
    844	mmCGTT_RLC_CLK_CTRL, 0xffffffff, 0x00000100,
    845	mmCGTT_SC_CLK_CTRL, 0xffffffff, 0x00000100,
    846	mmCGTT_SPI_CLK_CTRL, 0xffffffff, 0x00000100,
    847	mmCGTT_SQ_CLK_CTRL, 0xffffffff, 0x00000100,
    848	mmCGTT_SQG_CLK_CTRL, 0xffffffff, 0x00000100,
    849	mmCGTT_SX_CLK_CTRL0, 0xffffffff, 0x00000100,
    850	mmCGTT_SX_CLK_CTRL1, 0xffffffff, 0x00000100,
    851	mmCGTT_SX_CLK_CTRL2, 0xffffffff, 0x00000100,
    852	mmCGTT_SX_CLK_CTRL3, 0xffffffff, 0x00000100,
    853	mmCGTT_TCI_CLK_CTRL, 0xffffffff, 0x00000100,
    854	mmCGTT_TCP_CLK_CTRL, 0xffffffff, 0x00000100,
    855	mmCGTT_VGT_CLK_CTRL, 0xffffffff, 0x06000100,
    856	mmDB_CGTT_CLK_CTRL_0, 0xffffffff, 0x00000100,
    857	mmTA_CGTT_CTRL, 0xffffffff, 0x00000100,
    858	mmTCA_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    859	mmTCC_CGTT_SCLK_CTRL, 0xffffffff, 0x00000100,
    860	mmTD_CGTT_CTRL, 0xffffffff, 0x00000100,
    861	mmGRBM_GFX_INDEX, 0xffffffff, 0xe0000000,
    862	0x2458, 0xffffffff, 0x00010000,
    863	0x2459, 0xffffffff, 0x00030002,
    864	0x245a, 0xffffffff, 0x00040007,
    865	0x245b, 0xffffffff, 0x00060005,
    866	0x245c, 0xffffffff, 0x00090008,
    867	0x245d, 0xffffffff, 0x00020001,
    868	0x245e, 0xffffffff, 0x00040003,
    869	0x245f, 0xffffffff, 0x00000007,
    870	0x2460, 0xffffffff, 0x00060005,
    871	0x2461, 0xffffffff, 0x00090008,
    872	0x2462, 0xffffffff, 0x00030002,
    873	0x2463, 0xffffffff, 0x00050004,
    874	0x2464, 0xffffffff, 0x00000008,
    875	0x2465, 0xffffffff, 0x00070006,
    876	0x2466, 0xffffffff, 0x000a0009,
    877	0x2467, 0xffffffff, 0x00040003,
    878	0x2468, 0xffffffff, 0x00060005,
    879	0x2469, 0xffffffff, 0x00000009,
    880	0x246a, 0xffffffff, 0x00080007,
    881	0x246b, 0xffffffff, 0x000b000a,
    882	0x246c, 0xffffffff, 0x00050004,
    883	0x246d, 0xffffffff, 0x00070006,
    884	0x246e, 0xffffffff, 0x0008000b,
    885	0x246f, 0xffffffff, 0x000a0009,
    886	0x2470, 0xffffffff, 0x000d000c,
    887	0x2471, 0xffffffff, 0x00060005,
    888	0x2472, 0xffffffff, 0x00080007,
    889	0x2473, 0xffffffff, 0x0000000b,
    890	0x2474, 0xffffffff, 0x000a0009,
    891	0x2475, 0xffffffff, 0x000d000c,
    892	mmCGTS_SM_CTRL_REG, 0xffffffff, 0x96940200,
    893	mmCP_RB_WPTR_POLL_CNTL, 0xffffffff, 0x00900100,
    894	mmRLC_GCPM_GENERAL_3, 0xffffffff, 0x00000080,
    895	mmRLC_CGCG_CGLS_CTRL, 0xffffffff, 0x0020003f,
    896	0x000c, 0xffffffff, 0x0000001c,
    897	0x000d, 0x000f0000, 0x000f0000,
    898	0x0583, 0xffffffff, 0x00000100,
    899	0x0409, 0xffffffff, 0x00000100,
    900	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104,
    901	mmMC_CITF_MISC_WR_CG, 0x000c0000, 0x000c0000,
    902	mmMC_CITF_MISC_RD_CG, 0x000c0000, 0x000c0000,
    903	mmHDP_MEM_POWER_LS, 0x00000001, 0x00000001,
    904	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
    905	mmCP_MEM_SLP_CNTL, 0x00000001, 0x00000001,
    906	0x3430, 0xfffffff0, 0x00000100,
    907	0x3630, 0xfffffff0, 0x00000100,
    908};
    909
    910/* XXX: update when we support VCE */
    911#if 0
    912/* tahiti, pitcarin, verde */
    913static const struct amdgpu_video_codec_info tahiti_video_codecs_encode_array[] =
    914{
    915	{
    916		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
    917		.max_width = 2048,
    918		.max_height = 1152,
    919		.max_pixels_per_frame = 2048 * 1152,
    920		.max_level = 0,
    921	},
    922};
    923
    924static const struct amdgpu_video_codecs tahiti_video_codecs_encode =
    925{
    926	.codec_count = ARRAY_SIZE(tahiti_video_codecs_encode_array),
    927	.codec_array = tahiti_video_codecs_encode_array,
    928};
    929#else
    930static const struct amdgpu_video_codecs tahiti_video_codecs_encode =
    931{
    932	.codec_count = 0,
    933	.codec_array = NULL,
    934};
    935#endif
    936/* oland and hainan don't support encode */
    937static const struct amdgpu_video_codecs hainan_video_codecs_encode =
    938{
    939	.codec_count = 0,
    940	.codec_array = NULL,
    941};
    942
    943/* tahiti, pitcarin, verde, oland */
    944static const struct amdgpu_video_codec_info tahiti_video_codecs_decode_array[] =
    945{
    946	{
    947		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
    948		.max_width = 2048,
    949		.max_height = 1152,
    950		.max_pixels_per_frame = 2048 * 1152,
    951		.max_level = 3,
    952	},
    953	{
    954		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
    955		.max_width = 2048,
    956		.max_height = 1152,
    957		.max_pixels_per_frame = 2048 * 1152,
    958		.max_level = 5,
    959	},
    960	{
    961		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
    962		.max_width = 2048,
    963		.max_height = 1152,
    964		.max_pixels_per_frame = 2048 * 1152,
    965		.max_level = 41,
    966	},
    967	{
    968		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
    969		.max_width = 2048,
    970		.max_height = 1152,
    971		.max_pixels_per_frame = 2048 * 1152,
    972		.max_level = 4,
    973	},
    974};
    975
    976static const struct amdgpu_video_codecs tahiti_video_codecs_decode =
    977{
    978	.codec_count = ARRAY_SIZE(tahiti_video_codecs_decode_array),
    979	.codec_array = tahiti_video_codecs_decode_array,
    980};
    981
    982/* hainan doesn't support decode */
    983static const struct amdgpu_video_codecs hainan_video_codecs_decode =
    984{
    985	.codec_count = 0,
    986	.codec_array = NULL,
    987};
    988
    989static int si_query_video_codecs(struct amdgpu_device *adev, bool encode,
    990				 const struct amdgpu_video_codecs **codecs)
    991{
    992	switch (adev->asic_type) {
    993	case CHIP_VERDE:
    994	case CHIP_TAHITI:
    995	case CHIP_PITCAIRN:
    996		if (encode)
    997			*codecs = &tahiti_video_codecs_encode;
    998		else
    999			*codecs = &tahiti_video_codecs_decode;
   1000		return 0;
   1001	case CHIP_OLAND:
   1002		if (encode)
   1003			*codecs = &hainan_video_codecs_encode;
   1004		else
   1005			*codecs = &tahiti_video_codecs_decode;
   1006		return 0;
   1007	case CHIP_HAINAN:
   1008		if (encode)
   1009			*codecs = &hainan_video_codecs_encode;
   1010		else
   1011			*codecs = &hainan_video_codecs_decode;
   1012		return 0;
   1013	default:
   1014		return -EINVAL;
   1015	}
   1016}
   1017
   1018static u32 si_pcie_rreg(struct amdgpu_device *adev, u32 reg)
   1019{
   1020	unsigned long flags;
   1021	u32 r;
   1022
   1023	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   1024	WREG32(AMDGPU_PCIE_INDEX, reg);
   1025	(void)RREG32(AMDGPU_PCIE_INDEX);
   1026	r = RREG32(AMDGPU_PCIE_DATA);
   1027	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   1028	return r;
   1029}
   1030
   1031static void si_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
   1032{
   1033	unsigned long flags;
   1034
   1035	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   1036	WREG32(AMDGPU_PCIE_INDEX, reg);
   1037	(void)RREG32(AMDGPU_PCIE_INDEX);
   1038	WREG32(AMDGPU_PCIE_DATA, v);
   1039	(void)RREG32(AMDGPU_PCIE_DATA);
   1040	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   1041}
   1042
   1043static u32 si_pciep_rreg(struct amdgpu_device *adev, u32 reg)
   1044{
   1045	unsigned long flags;
   1046	u32 r;
   1047
   1048	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   1049	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
   1050	(void)RREG32(PCIE_PORT_INDEX);
   1051	r = RREG32(PCIE_PORT_DATA);
   1052	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   1053	return r;
   1054}
   1055
   1056static void si_pciep_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
   1057{
   1058	unsigned long flags;
   1059
   1060	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   1061	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
   1062	(void)RREG32(PCIE_PORT_INDEX);
   1063	WREG32(PCIE_PORT_DATA, (v));
   1064	(void)RREG32(PCIE_PORT_DATA);
   1065	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   1066}
   1067
   1068static u32 si_smc_rreg(struct amdgpu_device *adev, u32 reg)
   1069{
   1070	unsigned long flags;
   1071	u32 r;
   1072
   1073	spin_lock_irqsave(&adev->smc_idx_lock, flags);
   1074	WREG32(SMC_IND_INDEX_0, (reg));
   1075	r = RREG32(SMC_IND_DATA_0);
   1076	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
   1077	return r;
   1078}
   1079
   1080static void si_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
   1081{
   1082	unsigned long flags;
   1083
   1084	spin_lock_irqsave(&adev->smc_idx_lock, flags);
   1085	WREG32(SMC_IND_INDEX_0, (reg));
   1086	WREG32(SMC_IND_DATA_0, (v));
   1087	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
   1088}
   1089
   1090static u32 si_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
   1091{
   1092	unsigned long flags;
   1093	u32 r;
   1094
   1095	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
   1096	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
   1097	r = RREG32(mmUVD_CTX_DATA);
   1098	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
   1099	return r;
   1100}
   1101
   1102static void si_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
   1103{
   1104	unsigned long flags;
   1105
   1106	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
   1107	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
   1108	WREG32(mmUVD_CTX_DATA, (v));
   1109	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
   1110}
   1111
   1112static struct amdgpu_allowed_register_entry si_allowed_read_registers[] = {
   1113	{GRBM_STATUS},
   1114	{mmGRBM_STATUS2},
   1115	{mmGRBM_STATUS_SE0},
   1116	{mmGRBM_STATUS_SE1},
   1117	{mmSRBM_STATUS},
   1118	{mmSRBM_STATUS2},
   1119	{DMA_STATUS_REG + DMA0_REGISTER_OFFSET},
   1120	{DMA_STATUS_REG + DMA1_REGISTER_OFFSET},
   1121	{mmCP_STAT},
   1122	{mmCP_STALLED_STAT1},
   1123	{mmCP_STALLED_STAT2},
   1124	{mmCP_STALLED_STAT3},
   1125	{GB_ADDR_CONFIG},
   1126	{MC_ARB_RAMCFG},
   1127	{GB_TILE_MODE0},
   1128	{GB_TILE_MODE1},
   1129	{GB_TILE_MODE2},
   1130	{GB_TILE_MODE3},
   1131	{GB_TILE_MODE4},
   1132	{GB_TILE_MODE5},
   1133	{GB_TILE_MODE6},
   1134	{GB_TILE_MODE7},
   1135	{GB_TILE_MODE8},
   1136	{GB_TILE_MODE9},
   1137	{GB_TILE_MODE10},
   1138	{GB_TILE_MODE11},
   1139	{GB_TILE_MODE12},
   1140	{GB_TILE_MODE13},
   1141	{GB_TILE_MODE14},
   1142	{GB_TILE_MODE15},
   1143	{GB_TILE_MODE16},
   1144	{GB_TILE_MODE17},
   1145	{GB_TILE_MODE18},
   1146	{GB_TILE_MODE19},
   1147	{GB_TILE_MODE20},
   1148	{GB_TILE_MODE21},
   1149	{GB_TILE_MODE22},
   1150	{GB_TILE_MODE23},
   1151	{GB_TILE_MODE24},
   1152	{GB_TILE_MODE25},
   1153	{GB_TILE_MODE26},
   1154	{GB_TILE_MODE27},
   1155	{GB_TILE_MODE28},
   1156	{GB_TILE_MODE29},
   1157	{GB_TILE_MODE30},
   1158	{GB_TILE_MODE31},
   1159	{CC_RB_BACKEND_DISABLE, true},
   1160	{GC_USER_RB_BACKEND_DISABLE, true},
   1161	{PA_SC_RASTER_CONFIG, true},
   1162};
   1163
   1164static uint32_t si_get_register_value(struct amdgpu_device *adev,
   1165				      bool indexed, u32 se_num,
   1166				      u32 sh_num, u32 reg_offset)
   1167{
   1168	if (indexed) {
   1169		uint32_t val;
   1170		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
   1171		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
   1172
   1173		switch (reg_offset) {
   1174		case mmCC_RB_BACKEND_DISABLE:
   1175			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
   1176		case mmGC_USER_RB_BACKEND_DISABLE:
   1177			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
   1178		case mmPA_SC_RASTER_CONFIG:
   1179			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
   1180		}
   1181
   1182		mutex_lock(&adev->grbm_idx_mutex);
   1183		if (se_num != 0xffffffff || sh_num != 0xffffffff)
   1184			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
   1185
   1186		val = RREG32(reg_offset);
   1187
   1188		if (se_num != 0xffffffff || sh_num != 0xffffffff)
   1189			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
   1190		mutex_unlock(&adev->grbm_idx_mutex);
   1191		return val;
   1192	} else {
   1193		unsigned idx;
   1194
   1195		switch (reg_offset) {
   1196		case mmGB_ADDR_CONFIG:
   1197			return adev->gfx.config.gb_addr_config;
   1198		case mmMC_ARB_RAMCFG:
   1199			return adev->gfx.config.mc_arb_ramcfg;
   1200		case mmGB_TILE_MODE0:
   1201		case mmGB_TILE_MODE1:
   1202		case mmGB_TILE_MODE2:
   1203		case mmGB_TILE_MODE3:
   1204		case mmGB_TILE_MODE4:
   1205		case mmGB_TILE_MODE5:
   1206		case mmGB_TILE_MODE6:
   1207		case mmGB_TILE_MODE7:
   1208		case mmGB_TILE_MODE8:
   1209		case mmGB_TILE_MODE9:
   1210		case mmGB_TILE_MODE10:
   1211		case mmGB_TILE_MODE11:
   1212		case mmGB_TILE_MODE12:
   1213		case mmGB_TILE_MODE13:
   1214		case mmGB_TILE_MODE14:
   1215		case mmGB_TILE_MODE15:
   1216		case mmGB_TILE_MODE16:
   1217		case mmGB_TILE_MODE17:
   1218		case mmGB_TILE_MODE18:
   1219		case mmGB_TILE_MODE19:
   1220		case mmGB_TILE_MODE20:
   1221		case mmGB_TILE_MODE21:
   1222		case mmGB_TILE_MODE22:
   1223		case mmGB_TILE_MODE23:
   1224		case mmGB_TILE_MODE24:
   1225		case mmGB_TILE_MODE25:
   1226		case mmGB_TILE_MODE26:
   1227		case mmGB_TILE_MODE27:
   1228		case mmGB_TILE_MODE28:
   1229		case mmGB_TILE_MODE29:
   1230		case mmGB_TILE_MODE30:
   1231		case mmGB_TILE_MODE31:
   1232			idx = (reg_offset - mmGB_TILE_MODE0);
   1233			return adev->gfx.config.tile_mode_array[idx];
   1234		default:
   1235			return RREG32(reg_offset);
   1236		}
   1237	}
   1238}
   1239static int si_read_register(struct amdgpu_device *adev, u32 se_num,
   1240			     u32 sh_num, u32 reg_offset, u32 *value)
   1241{
   1242	uint32_t i;
   1243
   1244	*value = 0;
   1245	for (i = 0; i < ARRAY_SIZE(si_allowed_read_registers); i++) {
   1246		bool indexed = si_allowed_read_registers[i].grbm_indexed;
   1247
   1248		if (reg_offset != si_allowed_read_registers[i].reg_offset)
   1249			continue;
   1250
   1251		*value = si_get_register_value(adev, indexed, se_num, sh_num,
   1252					       reg_offset);
   1253		return 0;
   1254	}
   1255	return -EINVAL;
   1256}
   1257
   1258static bool si_read_disabled_bios(struct amdgpu_device *adev)
   1259{
   1260	u32 bus_cntl;
   1261	u32 d1vga_control = 0;
   1262	u32 d2vga_control = 0;
   1263	u32 vga_render_control = 0;
   1264	u32 rom_cntl;
   1265	bool r;
   1266
   1267	bus_cntl = RREG32(R600_BUS_CNTL);
   1268	if (adev->mode_info.num_crtc) {
   1269		d1vga_control = RREG32(AVIVO_D1VGA_CONTROL);
   1270		d2vga_control = RREG32(AVIVO_D2VGA_CONTROL);
   1271		vga_render_control = RREG32(VGA_RENDER_CONTROL);
   1272	}
   1273	rom_cntl = RREG32(R600_ROM_CNTL);
   1274
   1275	/* enable the rom */
   1276	WREG32(R600_BUS_CNTL, (bus_cntl & ~R600_BIOS_ROM_DIS));
   1277	if (adev->mode_info.num_crtc) {
   1278		/* Disable VGA mode */
   1279		WREG32(AVIVO_D1VGA_CONTROL,
   1280		       (d1vga_control & ~(AVIVO_DVGA_CONTROL_MODE_ENABLE |
   1281					  AVIVO_DVGA_CONTROL_TIMING_SELECT)));
   1282		WREG32(AVIVO_D2VGA_CONTROL,
   1283		       (d2vga_control & ~(AVIVO_DVGA_CONTROL_MODE_ENABLE |
   1284					  AVIVO_DVGA_CONTROL_TIMING_SELECT)));
   1285		WREG32(VGA_RENDER_CONTROL,
   1286		       (vga_render_control & C_000300_VGA_VSTATUS_CNTL));
   1287	}
   1288	WREG32(R600_ROM_CNTL, rom_cntl | R600_SCK_OVERWRITE);
   1289
   1290	r = amdgpu_read_bios(adev);
   1291
   1292	/* restore regs */
   1293	WREG32(R600_BUS_CNTL, bus_cntl);
   1294	if (adev->mode_info.num_crtc) {
   1295		WREG32(AVIVO_D1VGA_CONTROL, d1vga_control);
   1296		WREG32(AVIVO_D2VGA_CONTROL, d2vga_control);
   1297		WREG32(VGA_RENDER_CONTROL, vga_render_control);
   1298	}
   1299	WREG32(R600_ROM_CNTL, rom_cntl);
   1300	return r;
   1301}
   1302
   1303#define mmROM_INDEX 0x2A
   1304#define mmROM_DATA  0x2B
   1305
   1306static bool si_read_bios_from_rom(struct amdgpu_device *adev,
   1307				  u8 *bios, u32 length_bytes)
   1308{
   1309	u32 *dw_ptr;
   1310	u32 i, length_dw;
   1311
   1312	if (bios == NULL)
   1313		return false;
   1314	if (length_bytes == 0)
   1315		return false;
   1316	/* APU vbios image is part of sbios image */
   1317	if (adev->flags & AMD_IS_APU)
   1318		return false;
   1319
   1320	dw_ptr = (u32 *)bios;
   1321	length_dw = ALIGN(length_bytes, 4) / 4;
   1322	/* set rom index to 0 */
   1323	WREG32(mmROM_INDEX, 0);
   1324	for (i = 0; i < length_dw; i++)
   1325		dw_ptr[i] = RREG32(mmROM_DATA);
   1326
   1327	return true;
   1328}
   1329
   1330static void si_set_clk_bypass_mode(struct amdgpu_device *adev)
   1331{
   1332	u32 tmp, i;
   1333
   1334	tmp = RREG32(CG_SPLL_FUNC_CNTL);
   1335	tmp |= SPLL_BYPASS_EN;
   1336	WREG32(CG_SPLL_FUNC_CNTL, tmp);
   1337
   1338	tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
   1339	tmp |= SPLL_CTLREQ_CHG;
   1340	WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
   1341
   1342	for (i = 0; i < adev->usec_timeout; i++) {
   1343		if (RREG32(SPLL_STATUS) & SPLL_CHG_STATUS)
   1344			break;
   1345		udelay(1);
   1346	}
   1347
   1348	tmp = RREG32(CG_SPLL_FUNC_CNTL_2);
   1349	tmp &= ~(SPLL_CTLREQ_CHG | SCLK_MUX_UPDATE);
   1350	WREG32(CG_SPLL_FUNC_CNTL_2, tmp);
   1351
   1352	tmp = RREG32(MPLL_CNTL_MODE);
   1353	tmp &= ~MPLL_MCLK_SEL;
   1354	WREG32(MPLL_CNTL_MODE, tmp);
   1355}
   1356
   1357static void si_spll_powerdown(struct amdgpu_device *adev)
   1358{
   1359	u32 tmp;
   1360
   1361	tmp = RREG32(SPLL_CNTL_MODE);
   1362	tmp |= SPLL_SW_DIR_CONTROL;
   1363	WREG32(SPLL_CNTL_MODE, tmp);
   1364
   1365	tmp = RREG32(CG_SPLL_FUNC_CNTL);
   1366	tmp |= SPLL_RESET;
   1367	WREG32(CG_SPLL_FUNC_CNTL, tmp);
   1368
   1369	tmp = RREG32(CG_SPLL_FUNC_CNTL);
   1370	tmp |= SPLL_SLEEP;
   1371	WREG32(CG_SPLL_FUNC_CNTL, tmp);
   1372
   1373	tmp = RREG32(SPLL_CNTL_MODE);
   1374	tmp &= ~SPLL_SW_DIR_CONTROL;
   1375	WREG32(SPLL_CNTL_MODE, tmp);
   1376}
   1377
   1378static int si_gpu_pci_config_reset(struct amdgpu_device *adev)
   1379{
   1380	u32 i;
   1381	int r = -EINVAL;
   1382
   1383	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
   1384
   1385	/* set mclk/sclk to bypass */
   1386	si_set_clk_bypass_mode(adev);
   1387	/* powerdown spll */
   1388	si_spll_powerdown(adev);
   1389	/* disable BM */
   1390	pci_clear_master(adev->pdev);
   1391	/* reset */
   1392	amdgpu_device_pci_config_reset(adev);
   1393
   1394	udelay(100);
   1395
   1396	/* wait for asic to come out of reset */
   1397	for (i = 0; i < adev->usec_timeout; i++) {
   1398		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
   1399			/* enable BM */
   1400			pci_set_master(adev->pdev);
   1401			adev->has_hw_reset = true;
   1402			r = 0;
   1403			break;
   1404		}
   1405		udelay(1);
   1406	}
   1407	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
   1408
   1409	return r;
   1410}
   1411
   1412static bool si_asic_supports_baco(struct amdgpu_device *adev)
   1413{
   1414	return false;
   1415}
   1416
   1417static enum amd_reset_method
   1418si_asic_reset_method(struct amdgpu_device *adev)
   1419{
   1420	if (amdgpu_reset_method == AMD_RESET_METHOD_PCI)
   1421		return amdgpu_reset_method;
   1422	else if (amdgpu_reset_method != AMD_RESET_METHOD_LEGACY &&
   1423		 amdgpu_reset_method != -1)
   1424		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
   1425			 amdgpu_reset_method);
   1426
   1427	return AMD_RESET_METHOD_LEGACY;
   1428}
   1429
   1430static int si_asic_reset(struct amdgpu_device *adev)
   1431{
   1432	int r;
   1433
   1434	switch (si_asic_reset_method(adev)) {
   1435	case AMD_RESET_METHOD_PCI:
   1436		dev_info(adev->dev, "PCI reset\n");
   1437		r = amdgpu_device_pci_reset(adev);
   1438		break;
   1439	default:
   1440		dev_info(adev->dev, "PCI CONFIG reset\n");
   1441		r = si_gpu_pci_config_reset(adev);
   1442		break;
   1443	}
   1444
   1445	return r;
   1446}
   1447
   1448static u32 si_get_config_memsize(struct amdgpu_device *adev)
   1449{
   1450	return RREG32(mmCONFIG_MEMSIZE);
   1451}
   1452
   1453static void si_vga_set_state(struct amdgpu_device *adev, bool state)
   1454{
   1455	uint32_t temp;
   1456
   1457	temp = RREG32(CONFIG_CNTL);
   1458	if (!state) {
   1459		temp &= ~(1<<0);
   1460		temp |= (1<<1);
   1461	} else {
   1462		temp &= ~(1<<1);
   1463	}
   1464	WREG32(CONFIG_CNTL, temp);
   1465}
   1466
   1467static u32 si_get_xclk(struct amdgpu_device *adev)
   1468{
   1469	u32 reference_clock = adev->clock.spll.reference_freq;
   1470	u32 tmp;
   1471
   1472	tmp = RREG32(CG_CLKPIN_CNTL_2);
   1473	if (tmp & MUX_TCLK_TO_XCLK)
   1474		return TCLK;
   1475
   1476	tmp = RREG32(CG_CLKPIN_CNTL);
   1477	if (tmp & XTALIN_DIVIDE)
   1478		return reference_clock / 4;
   1479
   1480	return reference_clock;
   1481}
   1482
   1483static void si_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
   1484{
   1485	if (!ring || !ring->funcs->emit_wreg) {
   1486		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
   1487		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
   1488	} else {
   1489		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
   1490	}
   1491}
   1492
   1493static void si_invalidate_hdp(struct amdgpu_device *adev,
   1494			      struct amdgpu_ring *ring)
   1495{
   1496	if (!ring || !ring->funcs->emit_wreg) {
   1497		WREG32(mmHDP_DEBUG0, 1);
   1498		RREG32(mmHDP_DEBUG0);
   1499	} else {
   1500		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
   1501	}
   1502}
   1503
   1504static bool si_need_full_reset(struct amdgpu_device *adev)
   1505{
   1506	/* change this when we support soft reset */
   1507	return true;
   1508}
   1509
   1510static bool si_need_reset_on_init(struct amdgpu_device *adev)
   1511{
   1512	return false;
   1513}
   1514
   1515static int si_get_pcie_lanes(struct amdgpu_device *adev)
   1516{
   1517	u32 link_width_cntl;
   1518
   1519	if (adev->flags & AMD_IS_APU)
   1520		return 0;
   1521
   1522	link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
   1523
   1524	switch ((link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT) {
   1525	case LC_LINK_WIDTH_X1:
   1526		return 1;
   1527	case LC_LINK_WIDTH_X2:
   1528		return 2;
   1529	case LC_LINK_WIDTH_X4:
   1530		return 4;
   1531	case LC_LINK_WIDTH_X8:
   1532		return 8;
   1533	case LC_LINK_WIDTH_X0:
   1534	case LC_LINK_WIDTH_X16:
   1535	default:
   1536		return 16;
   1537	}
   1538}
   1539
   1540static void si_set_pcie_lanes(struct amdgpu_device *adev, int lanes)
   1541{
   1542	u32 link_width_cntl, mask;
   1543
   1544	if (adev->flags & AMD_IS_APU)
   1545		return;
   1546
   1547	switch (lanes) {
   1548	case 0:
   1549		mask = LC_LINK_WIDTH_X0;
   1550		break;
   1551	case 1:
   1552		mask = LC_LINK_WIDTH_X1;
   1553		break;
   1554	case 2:
   1555		mask = LC_LINK_WIDTH_X2;
   1556		break;
   1557	case 4:
   1558		mask = LC_LINK_WIDTH_X4;
   1559		break;
   1560	case 8:
   1561		mask = LC_LINK_WIDTH_X8;
   1562		break;
   1563	case 16:
   1564		mask = LC_LINK_WIDTH_X16;
   1565		break;
   1566	default:
   1567		DRM_ERROR("invalid pcie lane request: %d\n", lanes);
   1568		return;
   1569	}
   1570
   1571	link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
   1572	link_width_cntl &= ~LC_LINK_WIDTH_MASK;
   1573	link_width_cntl |= mask << LC_LINK_WIDTH_SHIFT;
   1574	link_width_cntl |= (LC_RECONFIG_NOW |
   1575			    LC_RECONFIG_ARC_MISSING_ESCAPE);
   1576
   1577	WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
   1578}
   1579
   1580static void si_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
   1581			      uint64_t *count1)
   1582{
   1583	uint32_t perfctr = 0;
   1584	uint64_t cnt0_of, cnt1_of;
   1585	int tmp;
   1586
   1587	/* This reports 0 on APUs, so return to avoid writing/reading registers
   1588	 * that may or may not be different from their GPU counterparts
   1589	 */
   1590	if (adev->flags & AMD_IS_APU)
   1591		return;
   1592
   1593	/* Set the 2 events that we wish to watch, defined above */
   1594	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
   1595	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
   1596	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
   1597
   1598	/* Write to enable desired perf counters */
   1599	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
   1600	/* Zero out and enable the perf counters
   1601	 * Write 0x5:
   1602	 * Bit 0 = Start all counters(1)
   1603	 * Bit 2 = Global counter reset enable(1)
   1604	 */
   1605	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
   1606
   1607	msleep(1000);
   1608
   1609	/* Load the shadow and disable the perf counters
   1610	 * Write 0x2:
   1611	 * Bit 0 = Stop counters(0)
   1612	 * Bit 1 = Load the shadow counters(1)
   1613	 */
   1614	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
   1615
   1616	/* Read register values to get any >32bit overflow */
   1617	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
   1618	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
   1619	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
   1620
   1621	/* Get the values and add the overflow */
   1622	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
   1623	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
   1624}
   1625
   1626static uint64_t si_get_pcie_replay_count(struct amdgpu_device *adev)
   1627{
   1628	uint64_t nak_r, nak_g;
   1629
   1630	/* Get the number of NAKs received and generated */
   1631	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
   1632	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
   1633
   1634	/* Add the total number of NAKs, i.e the number of replays */
   1635	return (nak_r + nak_g);
   1636}
   1637
   1638static int si_uvd_send_upll_ctlreq(struct amdgpu_device *adev,
   1639				   unsigned cg_upll_func_cntl)
   1640{
   1641	unsigned i;
   1642
   1643	/* Make sure UPLL_CTLREQ is deasserted */
   1644	WREG32_P(cg_upll_func_cntl, 0, ~UPLL_CTLREQ_MASK);
   1645
   1646	mdelay(10);
   1647
   1648	/* Assert UPLL_CTLREQ */
   1649	WREG32_P(cg_upll_func_cntl, UPLL_CTLREQ_MASK, ~UPLL_CTLREQ_MASK);
   1650
   1651	/* Wait for CTLACK and CTLACK2 to get asserted */
   1652	for (i = 0; i < SI_MAX_CTLACKS_ASSERTION_WAIT; ++i) {
   1653		uint32_t mask = UPLL_CTLACK_MASK | UPLL_CTLACK2_MASK;
   1654
   1655		if ((RREG32(cg_upll_func_cntl) & mask) == mask)
   1656			break;
   1657		mdelay(10);
   1658	}
   1659
   1660	/* Deassert UPLL_CTLREQ */
   1661	WREG32_P(cg_upll_func_cntl, 0, ~UPLL_CTLREQ_MASK);
   1662
   1663	if (i == SI_MAX_CTLACKS_ASSERTION_WAIT) {
   1664		DRM_ERROR("Timeout setting UVD clocks!\n");
   1665		return -ETIMEDOUT;
   1666	}
   1667
   1668	return 0;
   1669}
   1670
   1671static unsigned si_uvd_calc_upll_post_div(unsigned vco_freq,
   1672					  unsigned target_freq,
   1673					  unsigned pd_min,
   1674					  unsigned pd_even)
   1675{
   1676	unsigned post_div = vco_freq / target_freq;
   1677
   1678	/* Adjust to post divider minimum value */
   1679	if (post_div < pd_min)
   1680		post_div = pd_min;
   1681
   1682	/* We alway need a frequency less than or equal the target */
   1683	if ((vco_freq / post_div) > target_freq)
   1684		post_div += 1;
   1685
   1686	/* Post dividers above a certain value must be even */
   1687	if (post_div > pd_even && post_div % 2)
   1688		post_div += 1;
   1689
   1690	return post_div;
   1691}
   1692
   1693/**
   1694 * si_calc_upll_dividers - calc UPLL clock dividers
   1695 *
   1696 * @adev: amdgpu_device pointer
   1697 * @vclk: wanted VCLK
   1698 * @dclk: wanted DCLK
   1699 * @vco_min: minimum VCO frequency
   1700 * @vco_max: maximum VCO frequency
   1701 * @fb_factor: factor to multiply vco freq with
   1702 * @fb_mask: limit and bitmask for feedback divider
   1703 * @pd_min: post divider minimum
   1704 * @pd_max: post divider maximum
   1705 * @pd_even: post divider must be even above this value
   1706 * @optimal_fb_div: resulting feedback divider
   1707 * @optimal_vclk_div: resulting vclk post divider
   1708 * @optimal_dclk_div: resulting dclk post divider
   1709 *
   1710 * Calculate dividers for UVDs UPLL (except APUs).
   1711 * Returns zero on success; -EINVAL on error.
   1712 */
   1713static int si_calc_upll_dividers(struct amdgpu_device *adev,
   1714				 unsigned vclk, unsigned dclk,
   1715				 unsigned vco_min, unsigned vco_max,
   1716				 unsigned fb_factor, unsigned fb_mask,
   1717				 unsigned pd_min, unsigned pd_max,
   1718				 unsigned pd_even,
   1719				 unsigned *optimal_fb_div,
   1720				 unsigned *optimal_vclk_div,
   1721				 unsigned *optimal_dclk_div)
   1722{
   1723	unsigned vco_freq, ref_freq = adev->clock.spll.reference_freq;
   1724
   1725	/* Start off with something large */
   1726	unsigned optimal_score = ~0;
   1727
   1728	/* Loop through vco from low to high */
   1729	vco_min = max(max(vco_min, vclk), dclk);
   1730	for (vco_freq = vco_min; vco_freq <= vco_max; vco_freq += 100) {
   1731		uint64_t fb_div = (uint64_t)vco_freq * fb_factor;
   1732		unsigned vclk_div, dclk_div, score;
   1733
   1734		do_div(fb_div, ref_freq);
   1735
   1736		/* fb div out of range ? */
   1737		if (fb_div > fb_mask)
   1738			break; /* It can oly get worse */
   1739
   1740		fb_div &= fb_mask;
   1741
   1742		/* Calc vclk divider with current vco freq */
   1743		vclk_div = si_uvd_calc_upll_post_div(vco_freq, vclk,
   1744						     pd_min, pd_even);
   1745		if (vclk_div > pd_max)
   1746			break; /* vco is too big, it has to stop */
   1747
   1748		/* Calc dclk divider with current vco freq */
   1749		dclk_div = si_uvd_calc_upll_post_div(vco_freq, dclk,
   1750						     pd_min, pd_even);
   1751		if (dclk_div > pd_max)
   1752			break; /* vco is too big, it has to stop */
   1753
   1754		/* Calc score with current vco freq */
   1755		score = vclk - (vco_freq / vclk_div) + dclk - (vco_freq / dclk_div);
   1756
   1757		/* Determine if this vco setting is better than current optimal settings */
   1758		if (score < optimal_score) {
   1759			*optimal_fb_div = fb_div;
   1760			*optimal_vclk_div = vclk_div;
   1761			*optimal_dclk_div = dclk_div;
   1762			optimal_score = score;
   1763			if (optimal_score == 0)
   1764				break; /* It can't get better than this */
   1765		}
   1766	}
   1767
   1768	/* Did we found a valid setup ? */
   1769	if (optimal_score == ~0)
   1770		return -EINVAL;
   1771
   1772	return 0;
   1773}
   1774
   1775static int si_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
   1776{
   1777	unsigned fb_div = 0, vclk_div = 0, dclk_div = 0;
   1778	int r;
   1779
   1780	/* Bypass vclk and dclk with bclk */
   1781	WREG32_P(CG_UPLL_FUNC_CNTL_2,
   1782		 VCLK_SRC_SEL(1) | DCLK_SRC_SEL(1),
   1783		 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
   1784
   1785	/* Put PLL in bypass mode */
   1786	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);
   1787
   1788	if (!vclk || !dclk) {
   1789		/* Keep the Bypass mode */
   1790		return 0;
   1791	}
   1792
   1793	r = si_calc_upll_dividers(adev, vclk, dclk, 125000, 250000,
   1794				  16384, 0x03FFFFFF, 0, 128, 5,
   1795				  &fb_div, &vclk_div, &dclk_div);
   1796	if (r)
   1797		return r;
   1798
   1799	/* Set RESET_ANTI_MUX to 0 */
   1800	WREG32_P(CG_UPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
   1801
   1802	/* Set VCO_MODE to 1 */
   1803	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);
   1804
   1805	/* Disable sleep mode */
   1806	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);
   1807
   1808	/* Deassert UPLL_RESET */
   1809	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
   1810
   1811	mdelay(1);
   1812
   1813	r = si_uvd_send_upll_ctlreq(adev, CG_UPLL_FUNC_CNTL);
   1814	if (r)
   1815		return r;
   1816
   1817	/* Assert UPLL_RESET again */
   1818	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
   1819
   1820	/* Disable spread spectrum. */
   1821	WREG32_P(CG_UPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
   1822
   1823	/* Set feedback divider */
   1824	WREG32_P(CG_UPLL_FUNC_CNTL_3, UPLL_FB_DIV(fb_div), ~UPLL_FB_DIV_MASK);
   1825
   1826	/* Set ref divider to 0 */
   1827	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_REF_DIV_MASK);
   1828
   1829	if (fb_div < 307200)
   1830		WREG32_P(CG_UPLL_FUNC_CNTL_4, 0, ~UPLL_SPARE_ISPARE9);
   1831	else
   1832		WREG32_P(CG_UPLL_FUNC_CNTL_4,
   1833			 UPLL_SPARE_ISPARE9,
   1834			 ~UPLL_SPARE_ISPARE9);
   1835
   1836	/* Set PDIV_A and PDIV_B */
   1837	WREG32_P(CG_UPLL_FUNC_CNTL_2,
   1838		 UPLL_PDIV_A(vclk_div) | UPLL_PDIV_B(dclk_div),
   1839		 ~(UPLL_PDIV_A_MASK | UPLL_PDIV_B_MASK));
   1840
   1841	/* Give the PLL some time to settle */
   1842	mdelay(15);
   1843
   1844	/* Deassert PLL_RESET */
   1845	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_RESET_MASK);
   1846
   1847	mdelay(15);
   1848
   1849	/* Switch from bypass mode to normal mode */
   1850	WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_BYPASS_EN_MASK);
   1851
   1852	r = si_uvd_send_upll_ctlreq(adev, CG_UPLL_FUNC_CNTL);
   1853	if (r)
   1854		return r;
   1855
   1856	/* Switch VCLK and DCLK selection */
   1857	WREG32_P(CG_UPLL_FUNC_CNTL_2,
   1858		 VCLK_SRC_SEL(2) | DCLK_SRC_SEL(2),
   1859		 ~(VCLK_SRC_SEL_MASK | DCLK_SRC_SEL_MASK));
   1860
   1861	mdelay(100);
   1862
   1863	return 0;
   1864}
   1865
   1866static int si_vce_send_vcepll_ctlreq(struct amdgpu_device *adev)
   1867{
   1868	unsigned i;
   1869
   1870	/* Make sure VCEPLL_CTLREQ is deasserted */
   1871	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
   1872
   1873	mdelay(10);
   1874
   1875	/* Assert UPLL_CTLREQ */
   1876	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, UPLL_CTLREQ_MASK, ~UPLL_CTLREQ_MASK);
   1877
   1878	/* Wait for CTLACK and CTLACK2 to get asserted */
   1879	for (i = 0; i < SI_MAX_CTLACKS_ASSERTION_WAIT; ++i) {
   1880		uint32_t mask = UPLL_CTLACK_MASK | UPLL_CTLACK2_MASK;
   1881
   1882		if ((RREG32_SMC(CG_VCEPLL_FUNC_CNTL) & mask) == mask)
   1883			break;
   1884		mdelay(10);
   1885	}
   1886
   1887	/* Deassert UPLL_CTLREQ */
   1888	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~UPLL_CTLREQ_MASK);
   1889
   1890	if (i == SI_MAX_CTLACKS_ASSERTION_WAIT) {
   1891		DRM_ERROR("Timeout setting UVD clocks!\n");
   1892		return -ETIMEDOUT;
   1893	}
   1894
   1895	return 0;
   1896}
   1897
   1898static int si_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
   1899{
   1900	unsigned fb_div = 0, evclk_div = 0, ecclk_div = 0;
   1901	int r;
   1902
   1903	/* Bypass evclk and ecclk with bclk */
   1904	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
   1905		     EVCLK_SRC_SEL(1) | ECCLK_SRC_SEL(1),
   1906		     ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
   1907
   1908	/* Put PLL in bypass mode */
   1909	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_BYPASS_EN_MASK,
   1910		     ~VCEPLL_BYPASS_EN_MASK);
   1911
   1912	if (!evclk || !ecclk) {
   1913		/* Keep the Bypass mode, put PLL to sleep */
   1914		WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
   1915			     ~VCEPLL_SLEEP_MASK);
   1916		return 0;
   1917	}
   1918
   1919	r = si_calc_upll_dividers(adev, evclk, ecclk, 125000, 250000,
   1920				  16384, 0x03FFFFFF, 0, 128, 5,
   1921				  &fb_div, &evclk_div, &ecclk_div);
   1922	if (r)
   1923		return r;
   1924
   1925	/* Set RESET_ANTI_MUX to 0 */
   1926	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_5, 0, ~RESET_ANTI_MUX_MASK);
   1927
   1928	/* Set VCO_MODE to 1 */
   1929	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_VCO_MODE_MASK,
   1930		     ~VCEPLL_VCO_MODE_MASK);
   1931
   1932	/* Toggle VCEPLL_SLEEP to 1 then back to 0 */
   1933	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_SLEEP_MASK,
   1934		     ~VCEPLL_SLEEP_MASK);
   1935	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_SLEEP_MASK);
   1936
   1937	/* Deassert VCEPLL_RESET */
   1938	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
   1939
   1940	mdelay(1);
   1941
   1942	r = si_vce_send_vcepll_ctlreq(adev);
   1943	if (r)
   1944		return r;
   1945
   1946	/* Assert VCEPLL_RESET again */
   1947	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, VCEPLL_RESET_MASK, ~VCEPLL_RESET_MASK);
   1948
   1949	/* Disable spread spectrum. */
   1950	WREG32_SMC_P(CG_VCEPLL_SPREAD_SPECTRUM, 0, ~SSEN_MASK);
   1951
   1952	/* Set feedback divider */
   1953	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_3,
   1954		     VCEPLL_FB_DIV(fb_div),
   1955		     ~VCEPLL_FB_DIV_MASK);
   1956
   1957	/* Set ref divider to 0 */
   1958	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_REF_DIV_MASK);
   1959
   1960	/* Set PDIV_A and PDIV_B */
   1961	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
   1962		     VCEPLL_PDIV_A(evclk_div) | VCEPLL_PDIV_B(ecclk_div),
   1963		     ~(VCEPLL_PDIV_A_MASK | VCEPLL_PDIV_B_MASK));
   1964
   1965	/* Give the PLL some time to settle */
   1966	mdelay(15);
   1967
   1968	/* Deassert PLL_RESET */
   1969	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_RESET_MASK);
   1970
   1971	mdelay(15);
   1972
   1973	/* Switch from bypass mode to normal mode */
   1974	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL, 0, ~VCEPLL_BYPASS_EN_MASK);
   1975
   1976	r = si_vce_send_vcepll_ctlreq(adev);
   1977	if (r)
   1978		return r;
   1979
   1980	/* Switch VCLK and DCLK selection */
   1981	WREG32_SMC_P(CG_VCEPLL_FUNC_CNTL_2,
   1982		     EVCLK_SRC_SEL(16) | ECCLK_SRC_SEL(16),
   1983		     ~(EVCLK_SRC_SEL_MASK | ECCLK_SRC_SEL_MASK));
   1984
   1985	mdelay(100);
   1986
   1987	return 0;
   1988}
   1989
   1990static void si_pre_asic_init(struct amdgpu_device *adev)
   1991{
   1992}
   1993
   1994static const struct amdgpu_asic_funcs si_asic_funcs =
   1995{
   1996	.read_disabled_bios = &si_read_disabled_bios,
   1997	.read_bios_from_rom = &si_read_bios_from_rom,
   1998	.read_register = &si_read_register,
   1999	.reset = &si_asic_reset,
   2000	.reset_method = &si_asic_reset_method,
   2001	.set_vga_state = &si_vga_set_state,
   2002	.get_xclk = &si_get_xclk,
   2003	.set_uvd_clocks = &si_set_uvd_clocks,
   2004	.set_vce_clocks = &si_set_vce_clocks,
   2005	.get_pcie_lanes = &si_get_pcie_lanes,
   2006	.set_pcie_lanes = &si_set_pcie_lanes,
   2007	.get_config_memsize = &si_get_config_memsize,
   2008	.flush_hdp = &si_flush_hdp,
   2009	.invalidate_hdp = &si_invalidate_hdp,
   2010	.need_full_reset = &si_need_full_reset,
   2011	.get_pcie_usage = &si_get_pcie_usage,
   2012	.need_reset_on_init = &si_need_reset_on_init,
   2013	.get_pcie_replay_count = &si_get_pcie_replay_count,
   2014	.supports_baco = &si_asic_supports_baco,
   2015	.pre_asic_init = &si_pre_asic_init,
   2016	.query_video_codecs = &si_query_video_codecs,
   2017};
   2018
   2019static uint32_t si_get_rev_id(struct amdgpu_device *adev)
   2020{
   2021	return (RREG32(CC_DRM_ID_STRAPS) & CC_DRM_ID_STRAPS__ATI_REV_ID_MASK)
   2022		>> CC_DRM_ID_STRAPS__ATI_REV_ID__SHIFT;
   2023}
   2024
   2025static int si_common_early_init(void *handle)
   2026{
   2027	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
   2028
   2029	adev->smc_rreg = &si_smc_rreg;
   2030	adev->smc_wreg = &si_smc_wreg;
   2031	adev->pcie_rreg = &si_pcie_rreg;
   2032	adev->pcie_wreg = &si_pcie_wreg;
   2033	adev->pciep_rreg = &si_pciep_rreg;
   2034	adev->pciep_wreg = &si_pciep_wreg;
   2035	adev->uvd_ctx_rreg = si_uvd_ctx_rreg;
   2036	adev->uvd_ctx_wreg = si_uvd_ctx_wreg;
   2037	adev->didt_rreg = NULL;
   2038	adev->didt_wreg = NULL;
   2039
   2040	adev->asic_funcs = &si_asic_funcs;
   2041
   2042	adev->rev_id = si_get_rev_id(adev);
   2043	adev->external_rev_id = 0xFF;
   2044	switch (adev->asic_type) {
   2045	case CHIP_TAHITI:
   2046		adev->cg_flags =
   2047			AMD_CG_SUPPORT_GFX_MGCG |
   2048			AMD_CG_SUPPORT_GFX_MGLS |
   2049			/*AMD_CG_SUPPORT_GFX_CGCG |*/
   2050			AMD_CG_SUPPORT_GFX_CGLS |
   2051			AMD_CG_SUPPORT_GFX_CGTS |
   2052			AMD_CG_SUPPORT_GFX_CP_LS |
   2053			AMD_CG_SUPPORT_MC_MGCG |
   2054			AMD_CG_SUPPORT_SDMA_MGCG |
   2055			AMD_CG_SUPPORT_BIF_LS |
   2056			AMD_CG_SUPPORT_VCE_MGCG |
   2057			AMD_CG_SUPPORT_UVD_MGCG |
   2058			AMD_CG_SUPPORT_HDP_LS |
   2059			AMD_CG_SUPPORT_HDP_MGCG;
   2060		adev->pg_flags = 0;
   2061		adev->external_rev_id = (adev->rev_id == 0) ? 1 :
   2062					(adev->rev_id == 1) ? 5 : 6;
   2063		break;
   2064	case CHIP_PITCAIRN:
   2065		adev->cg_flags =
   2066			AMD_CG_SUPPORT_GFX_MGCG |
   2067			AMD_CG_SUPPORT_GFX_MGLS |
   2068			/*AMD_CG_SUPPORT_GFX_CGCG |*/
   2069			AMD_CG_SUPPORT_GFX_CGLS |
   2070			AMD_CG_SUPPORT_GFX_CGTS |
   2071			AMD_CG_SUPPORT_GFX_CP_LS |
   2072			AMD_CG_SUPPORT_GFX_RLC_LS |
   2073			AMD_CG_SUPPORT_MC_LS |
   2074			AMD_CG_SUPPORT_MC_MGCG |
   2075			AMD_CG_SUPPORT_SDMA_MGCG |
   2076			AMD_CG_SUPPORT_BIF_LS |
   2077			AMD_CG_SUPPORT_VCE_MGCG |
   2078			AMD_CG_SUPPORT_UVD_MGCG |
   2079			AMD_CG_SUPPORT_HDP_LS |
   2080			AMD_CG_SUPPORT_HDP_MGCG;
   2081		adev->pg_flags = 0;
   2082		adev->external_rev_id = adev->rev_id + 20;
   2083		break;
   2084
   2085	case CHIP_VERDE:
   2086		adev->cg_flags =
   2087			AMD_CG_SUPPORT_GFX_MGCG |
   2088			AMD_CG_SUPPORT_GFX_MGLS |
   2089			AMD_CG_SUPPORT_GFX_CGLS |
   2090			AMD_CG_SUPPORT_GFX_CGTS |
   2091			AMD_CG_SUPPORT_GFX_CGTS_LS |
   2092			AMD_CG_SUPPORT_GFX_CP_LS |
   2093			AMD_CG_SUPPORT_MC_LS |
   2094			AMD_CG_SUPPORT_MC_MGCG |
   2095			AMD_CG_SUPPORT_SDMA_MGCG |
   2096			AMD_CG_SUPPORT_SDMA_LS |
   2097			AMD_CG_SUPPORT_BIF_LS |
   2098			AMD_CG_SUPPORT_VCE_MGCG |
   2099			AMD_CG_SUPPORT_UVD_MGCG |
   2100			AMD_CG_SUPPORT_HDP_LS |
   2101			AMD_CG_SUPPORT_HDP_MGCG;
   2102		adev->pg_flags = 0;
   2103		//???
   2104		adev->external_rev_id = adev->rev_id + 40;
   2105		break;
   2106	case CHIP_OLAND:
   2107		adev->cg_flags =
   2108			AMD_CG_SUPPORT_GFX_MGCG |
   2109			AMD_CG_SUPPORT_GFX_MGLS |
   2110			/*AMD_CG_SUPPORT_GFX_CGCG |*/
   2111			AMD_CG_SUPPORT_GFX_CGLS |
   2112			AMD_CG_SUPPORT_GFX_CGTS |
   2113			AMD_CG_SUPPORT_GFX_CP_LS |
   2114			AMD_CG_SUPPORT_GFX_RLC_LS |
   2115			AMD_CG_SUPPORT_MC_LS |
   2116			AMD_CG_SUPPORT_MC_MGCG |
   2117			AMD_CG_SUPPORT_SDMA_MGCG |
   2118			AMD_CG_SUPPORT_BIF_LS |
   2119			AMD_CG_SUPPORT_UVD_MGCG |
   2120			AMD_CG_SUPPORT_HDP_LS |
   2121			AMD_CG_SUPPORT_HDP_MGCG;
   2122		adev->pg_flags = 0;
   2123		adev->external_rev_id = 60;
   2124		break;
   2125	case CHIP_HAINAN:
   2126		adev->cg_flags =
   2127			AMD_CG_SUPPORT_GFX_MGCG |
   2128			AMD_CG_SUPPORT_GFX_MGLS |
   2129			/*AMD_CG_SUPPORT_GFX_CGCG |*/
   2130			AMD_CG_SUPPORT_GFX_CGLS |
   2131			AMD_CG_SUPPORT_GFX_CGTS |
   2132			AMD_CG_SUPPORT_GFX_CP_LS |
   2133			AMD_CG_SUPPORT_GFX_RLC_LS |
   2134			AMD_CG_SUPPORT_MC_LS |
   2135			AMD_CG_SUPPORT_MC_MGCG |
   2136			AMD_CG_SUPPORT_SDMA_MGCG |
   2137			AMD_CG_SUPPORT_BIF_LS |
   2138			AMD_CG_SUPPORT_HDP_LS |
   2139			AMD_CG_SUPPORT_HDP_MGCG;
   2140		adev->pg_flags = 0;
   2141		adev->external_rev_id = 70;
   2142		break;
   2143
   2144	default:
   2145		return -EINVAL;
   2146	}
   2147
   2148	return 0;
   2149}
   2150
   2151static int si_common_sw_init(void *handle)
   2152{
   2153	return 0;
   2154}
   2155
   2156static int si_common_sw_fini(void *handle)
   2157{
   2158	return 0;
   2159}
   2160
   2161
   2162static void si_init_golden_registers(struct amdgpu_device *adev)
   2163{
   2164	switch (adev->asic_type) {
   2165	case CHIP_TAHITI:
   2166		amdgpu_device_program_register_sequence(adev,
   2167							tahiti_golden_registers,
   2168							ARRAY_SIZE(tahiti_golden_registers));
   2169		amdgpu_device_program_register_sequence(adev,
   2170							tahiti_golden_rlc_registers,
   2171							ARRAY_SIZE(tahiti_golden_rlc_registers));
   2172		amdgpu_device_program_register_sequence(adev,
   2173							tahiti_mgcg_cgcg_init,
   2174							ARRAY_SIZE(tahiti_mgcg_cgcg_init));
   2175		amdgpu_device_program_register_sequence(adev,
   2176							tahiti_golden_registers2,
   2177							ARRAY_SIZE(tahiti_golden_registers2));
   2178		break;
   2179	case CHIP_PITCAIRN:
   2180		amdgpu_device_program_register_sequence(adev,
   2181							pitcairn_golden_registers,
   2182							ARRAY_SIZE(pitcairn_golden_registers));
   2183		amdgpu_device_program_register_sequence(adev,
   2184							pitcairn_golden_rlc_registers,
   2185							ARRAY_SIZE(pitcairn_golden_rlc_registers));
   2186		amdgpu_device_program_register_sequence(adev,
   2187							pitcairn_mgcg_cgcg_init,
   2188							ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
   2189		break;
   2190	case CHIP_VERDE:
   2191		amdgpu_device_program_register_sequence(adev,
   2192							verde_golden_registers,
   2193							ARRAY_SIZE(verde_golden_registers));
   2194		amdgpu_device_program_register_sequence(adev,
   2195							verde_golden_rlc_registers,
   2196							ARRAY_SIZE(verde_golden_rlc_registers));
   2197		amdgpu_device_program_register_sequence(adev,
   2198							verde_mgcg_cgcg_init,
   2199							ARRAY_SIZE(verde_mgcg_cgcg_init));
   2200		amdgpu_device_program_register_sequence(adev,
   2201							verde_pg_init,
   2202							ARRAY_SIZE(verde_pg_init));
   2203		break;
   2204	case CHIP_OLAND:
   2205		amdgpu_device_program_register_sequence(adev,
   2206							oland_golden_registers,
   2207							ARRAY_SIZE(oland_golden_registers));
   2208		amdgpu_device_program_register_sequence(adev,
   2209							oland_golden_rlc_registers,
   2210							ARRAY_SIZE(oland_golden_rlc_registers));
   2211		amdgpu_device_program_register_sequence(adev,
   2212							oland_mgcg_cgcg_init,
   2213							ARRAY_SIZE(oland_mgcg_cgcg_init));
   2214		break;
   2215	case CHIP_HAINAN:
   2216		amdgpu_device_program_register_sequence(adev,
   2217							hainan_golden_registers,
   2218							ARRAY_SIZE(hainan_golden_registers));
   2219		amdgpu_device_program_register_sequence(adev,
   2220							hainan_golden_registers2,
   2221							ARRAY_SIZE(hainan_golden_registers2));
   2222		amdgpu_device_program_register_sequence(adev,
   2223							hainan_mgcg_cgcg_init,
   2224							ARRAY_SIZE(hainan_mgcg_cgcg_init));
   2225		break;
   2226
   2227
   2228	default:
   2229		BUG();
   2230	}
   2231}
   2232
   2233static void si_pcie_gen3_enable(struct amdgpu_device *adev)
   2234{
   2235	struct pci_dev *root = adev->pdev->bus->self;
   2236	u32 speed_cntl, current_data_rate;
   2237	int i;
   2238	u16 tmp16;
   2239
   2240	if (pci_is_root_bus(adev->pdev->bus))
   2241		return;
   2242
   2243	if (amdgpu_pcie_gen2 == 0)
   2244		return;
   2245
   2246	if (adev->flags & AMD_IS_APU)
   2247		return;
   2248
   2249	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
   2250					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
   2251		return;
   2252
   2253	speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
   2254	current_data_rate = (speed_cntl & LC_CURRENT_DATA_RATE_MASK) >>
   2255		LC_CURRENT_DATA_RATE_SHIFT;
   2256	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
   2257		if (current_data_rate == 2) {
   2258			DRM_INFO("PCIE gen 3 link speeds already enabled\n");
   2259			return;
   2260		}
   2261		DRM_INFO("enabling PCIE gen 3 link speeds, disable with amdgpu.pcie_gen2=0\n");
   2262	} else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) {
   2263		if (current_data_rate == 1) {
   2264			DRM_INFO("PCIE gen 2 link speeds already enabled\n");
   2265			return;
   2266		}
   2267		DRM_INFO("enabling PCIE gen 2 link speeds, disable with amdgpu.pcie_gen2=0\n");
   2268	}
   2269
   2270	if (!pci_is_pcie(root) || !pci_is_pcie(adev->pdev))
   2271		return;
   2272
   2273	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
   2274		if (current_data_rate != 2) {
   2275			u16 bridge_cfg, gpu_cfg;
   2276			u16 bridge_cfg2, gpu_cfg2;
   2277			u32 max_lw, current_lw, tmp;
   2278
   2279			pcie_capability_read_word(root, PCI_EXP_LNKCTL,
   2280						  &bridge_cfg);
   2281			pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL,
   2282						  &gpu_cfg);
   2283
   2284			tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
   2285			pcie_capability_write_word(root, PCI_EXP_LNKCTL, tmp16);
   2286
   2287			tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
   2288			pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL,
   2289						   tmp16);
   2290
   2291			tmp = RREG32_PCIE(PCIE_LC_STATUS1);
   2292			max_lw = (tmp & LC_DETECTED_LINK_WIDTH_MASK) >> LC_DETECTED_LINK_WIDTH_SHIFT;
   2293			current_lw = (tmp & LC_OPERATING_LINK_WIDTH_MASK) >> LC_OPERATING_LINK_WIDTH_SHIFT;
   2294
   2295			if (current_lw < max_lw) {
   2296				tmp = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
   2297				if (tmp & LC_RENEGOTIATION_SUPPORT) {
   2298					tmp &= ~(LC_LINK_WIDTH_MASK | LC_UPCONFIGURE_DIS);
   2299					tmp |= (max_lw << LC_LINK_WIDTH_SHIFT);
   2300					tmp |= LC_UPCONFIGURE_SUPPORT | LC_RENEGOTIATE_EN | LC_RECONFIG_NOW;
   2301					WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, tmp);
   2302				}
   2303			}
   2304
   2305			for (i = 0; i < 10; i++) {
   2306				pcie_capability_read_word(adev->pdev,
   2307							  PCI_EXP_DEVSTA,
   2308							  &tmp16);
   2309				if (tmp16 & PCI_EXP_DEVSTA_TRPND)
   2310					break;
   2311
   2312				pcie_capability_read_word(root, PCI_EXP_LNKCTL,
   2313							  &bridge_cfg);
   2314				pcie_capability_read_word(adev->pdev,
   2315							  PCI_EXP_LNKCTL,
   2316							  &gpu_cfg);
   2317
   2318				pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
   2319							  &bridge_cfg2);
   2320				pcie_capability_read_word(adev->pdev,
   2321							  PCI_EXP_LNKCTL2,
   2322							  &gpu_cfg2);
   2323
   2324				tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
   2325				tmp |= LC_SET_QUIESCE;
   2326				WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
   2327
   2328				tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
   2329				tmp |= LC_REDO_EQ;
   2330				WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
   2331
   2332				mdelay(100);
   2333
   2334				pcie_capability_read_word(root, PCI_EXP_LNKCTL,
   2335							  &tmp16);
   2336				tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
   2337				tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
   2338				pcie_capability_write_word(root, PCI_EXP_LNKCTL,
   2339							   tmp16);
   2340
   2341				pcie_capability_read_word(adev->pdev,
   2342							  PCI_EXP_LNKCTL,
   2343							  &tmp16);
   2344				tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
   2345				tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
   2346				pcie_capability_write_word(adev->pdev,
   2347							   PCI_EXP_LNKCTL,
   2348							   tmp16);
   2349
   2350				pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
   2351							  &tmp16);
   2352				tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
   2353					   PCI_EXP_LNKCTL2_TX_MARGIN);
   2354				tmp16 |= (bridge_cfg2 &
   2355					  (PCI_EXP_LNKCTL2_ENTER_COMP |
   2356					   PCI_EXP_LNKCTL2_TX_MARGIN));
   2357				pcie_capability_write_word(root,
   2358							   PCI_EXP_LNKCTL2,
   2359							   tmp16);
   2360
   2361				pcie_capability_read_word(adev->pdev,
   2362							  PCI_EXP_LNKCTL2,
   2363							  &tmp16);
   2364				tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
   2365					   PCI_EXP_LNKCTL2_TX_MARGIN);
   2366				tmp16 |= (gpu_cfg2 &
   2367					  (PCI_EXP_LNKCTL2_ENTER_COMP |
   2368					   PCI_EXP_LNKCTL2_TX_MARGIN));
   2369				pcie_capability_write_word(adev->pdev,
   2370							   PCI_EXP_LNKCTL2,
   2371							   tmp16);
   2372
   2373				tmp = RREG32_PCIE_PORT(PCIE_LC_CNTL4);
   2374				tmp &= ~LC_SET_QUIESCE;
   2375				WREG32_PCIE_PORT(PCIE_LC_CNTL4, tmp);
   2376			}
   2377		}
   2378	}
   2379
   2380	speed_cntl |= LC_FORCE_EN_SW_SPEED_CHANGE | LC_FORCE_DIS_HW_SPEED_CHANGE;
   2381	speed_cntl &= ~LC_FORCE_DIS_SW_SPEED_CHANGE;
   2382	WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
   2383
   2384	pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL2, &tmp16);
   2385	tmp16 &= ~PCI_EXP_LNKCTL2_TLS;
   2386
   2387	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
   2388		tmp16 |= PCI_EXP_LNKCTL2_TLS_8_0GT; /* gen3 */
   2389	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
   2390		tmp16 |= PCI_EXP_LNKCTL2_TLS_5_0GT; /* gen2 */
   2391	else
   2392		tmp16 |= PCI_EXP_LNKCTL2_TLS_2_5GT; /* gen1 */
   2393	pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL2, tmp16);
   2394
   2395	speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
   2396	speed_cntl |= LC_INITIATE_LINK_SPEED_CHANGE;
   2397	WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
   2398
   2399	for (i = 0; i < adev->usec_timeout; i++) {
   2400		speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
   2401		if ((speed_cntl & LC_INITIATE_LINK_SPEED_CHANGE) == 0)
   2402			break;
   2403		udelay(1);
   2404	}
   2405}
   2406
   2407static inline u32 si_pif_phy0_rreg(struct amdgpu_device *adev, u32 reg)
   2408{
   2409	unsigned long flags;
   2410	u32 r;
   2411
   2412	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   2413	WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
   2414	r = RREG32(EVERGREEN_PIF_PHY0_DATA);
   2415	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   2416	return r;
   2417}
   2418
   2419static inline void si_pif_phy0_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
   2420{
   2421	unsigned long flags;
   2422
   2423	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   2424	WREG32(EVERGREEN_PIF_PHY0_INDEX, ((reg) & 0xffff));
   2425	WREG32(EVERGREEN_PIF_PHY0_DATA, (v));
   2426	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   2427}
   2428
   2429static inline u32 si_pif_phy1_rreg(struct amdgpu_device *adev, u32 reg)
   2430{
   2431	unsigned long flags;
   2432	u32 r;
   2433
   2434	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   2435	WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
   2436	r = RREG32(EVERGREEN_PIF_PHY1_DATA);
   2437	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   2438	return r;
   2439}
   2440
   2441static inline void si_pif_phy1_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
   2442{
   2443	unsigned long flags;
   2444
   2445	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
   2446	WREG32(EVERGREEN_PIF_PHY1_INDEX, ((reg) & 0xffff));
   2447	WREG32(EVERGREEN_PIF_PHY1_DATA, (v));
   2448	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
   2449}
   2450static void si_program_aspm(struct amdgpu_device *adev)
   2451{
   2452	u32 data, orig;
   2453	bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
   2454	bool disable_clkreq = false;
   2455
   2456	if (!amdgpu_device_should_use_aspm(adev))
   2457		return;
   2458
   2459	if (adev->flags & AMD_IS_APU)
   2460		return;
   2461	orig = data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
   2462	data &= ~LC_XMIT_N_FTS_MASK;
   2463	data |= LC_XMIT_N_FTS(0x24) | LC_XMIT_N_FTS_OVERRIDE_EN;
   2464	if (orig != data)
   2465		WREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL, data);
   2466
   2467	orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL3);
   2468	data |= LC_GO_TO_RECOVERY;
   2469	if (orig != data)
   2470		WREG32_PCIE_PORT(PCIE_LC_CNTL3, data);
   2471
   2472	orig = data = RREG32_PCIE(PCIE_P_CNTL);
   2473	data |= P_IGNORE_EDB_ERR;
   2474	if (orig != data)
   2475		WREG32_PCIE(PCIE_P_CNTL, data);
   2476
   2477	orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
   2478	data &= ~(LC_L0S_INACTIVITY_MASK | LC_L1_INACTIVITY_MASK);
   2479	data |= LC_PMI_TO_L1_DIS;
   2480	if (!disable_l0s)
   2481		data |= LC_L0S_INACTIVITY(7);
   2482
   2483	if (!disable_l1) {
   2484		data |= LC_L1_INACTIVITY(7);
   2485		data &= ~LC_PMI_TO_L1_DIS;
   2486		if (orig != data)
   2487			WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
   2488
   2489		if (!disable_plloff_in_l1) {
   2490			bool clk_req_support;
   2491
   2492			orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_0);
   2493			data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
   2494			data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
   2495			if (orig != data)
   2496				si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_0, data);
   2497
   2498			orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_1);
   2499			data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
   2500			data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
   2501			if (orig != data)
   2502				si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_1, data);
   2503
   2504			orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_0);
   2505			data &= ~(PLL_POWER_STATE_IN_OFF_0_MASK | PLL_POWER_STATE_IN_TXS2_0_MASK);
   2506			data |= PLL_POWER_STATE_IN_OFF_0(7) | PLL_POWER_STATE_IN_TXS2_0(7);
   2507			if (orig != data)
   2508				si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_0, data);
   2509
   2510			orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_1);
   2511			data &= ~(PLL_POWER_STATE_IN_OFF_1_MASK | PLL_POWER_STATE_IN_TXS2_1_MASK);
   2512			data |= PLL_POWER_STATE_IN_OFF_1(7) | PLL_POWER_STATE_IN_TXS2_1(7);
   2513			if (orig != data)
   2514				si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_1, data);
   2515
   2516			if ((adev->asic_type != CHIP_OLAND) && (adev->asic_type != CHIP_HAINAN)) {
   2517				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_0);
   2518				data &= ~PLL_RAMP_UP_TIME_0_MASK;
   2519				if (orig != data)
   2520					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_0, data);
   2521
   2522				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_1);
   2523				data &= ~PLL_RAMP_UP_TIME_1_MASK;
   2524				if (orig != data)
   2525					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_1, data);
   2526
   2527				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_2);
   2528				data &= ~PLL_RAMP_UP_TIME_2_MASK;
   2529				if (orig != data)
   2530					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_2, data);
   2531
   2532				orig = data = si_pif_phy0_rreg(adev,PB0_PIF_PWRDOWN_3);
   2533				data &= ~PLL_RAMP_UP_TIME_3_MASK;
   2534				if (orig != data)
   2535					si_pif_phy0_wreg(adev,PB0_PIF_PWRDOWN_3, data);
   2536
   2537				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_0);
   2538				data &= ~PLL_RAMP_UP_TIME_0_MASK;
   2539				if (orig != data)
   2540					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_0, data);
   2541
   2542				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_1);
   2543				data &= ~PLL_RAMP_UP_TIME_1_MASK;
   2544				if (orig != data)
   2545					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_1, data);
   2546
   2547				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_2);
   2548				data &= ~PLL_RAMP_UP_TIME_2_MASK;
   2549				if (orig != data)
   2550					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_2, data);
   2551
   2552				orig = data = si_pif_phy1_rreg(adev,PB1_PIF_PWRDOWN_3);
   2553				data &= ~PLL_RAMP_UP_TIME_3_MASK;
   2554				if (orig != data)
   2555					si_pif_phy1_wreg(adev,PB1_PIF_PWRDOWN_3, data);
   2556			}
   2557			orig = data = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
   2558			data &= ~LC_DYN_LANES_PWR_STATE_MASK;
   2559			data |= LC_DYN_LANES_PWR_STATE(3);
   2560			if (orig != data)
   2561				WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data);
   2562
   2563			orig = data = si_pif_phy0_rreg(adev,PB0_PIF_CNTL);
   2564			data &= ~LS2_EXIT_TIME_MASK;
   2565			if ((adev->asic_type == CHIP_OLAND) || (adev->asic_type == CHIP_HAINAN))
   2566				data |= LS2_EXIT_TIME(5);
   2567			if (orig != data)
   2568				si_pif_phy0_wreg(adev,PB0_PIF_CNTL, data);
   2569
   2570			orig = data = si_pif_phy1_rreg(adev,PB1_PIF_CNTL);
   2571			data &= ~LS2_EXIT_TIME_MASK;
   2572			if ((adev->asic_type == CHIP_OLAND) || (adev->asic_type == CHIP_HAINAN))
   2573				data |= LS2_EXIT_TIME(5);
   2574			if (orig != data)
   2575				si_pif_phy1_wreg(adev,PB1_PIF_CNTL, data);
   2576
   2577			if (!disable_clkreq &&
   2578			    !pci_is_root_bus(adev->pdev->bus)) {
   2579				struct pci_dev *root = adev->pdev->bus->self;
   2580				u32 lnkcap;
   2581
   2582				clk_req_support = false;
   2583				pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
   2584				if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
   2585					clk_req_support = true;
   2586			} else {
   2587				clk_req_support = false;
   2588			}
   2589
   2590			if (clk_req_support) {
   2591				orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL2);
   2592				data |= LC_ALLOW_PDWN_IN_L1 | LC_ALLOW_PDWN_IN_L23;
   2593				if (orig != data)
   2594					WREG32_PCIE_PORT(PCIE_LC_CNTL2, data);
   2595
   2596				orig = data = RREG32(THM_CLK_CNTL);
   2597				data &= ~(CMON_CLK_SEL_MASK | TMON_CLK_SEL_MASK);
   2598				data |= CMON_CLK_SEL(1) | TMON_CLK_SEL(1);
   2599				if (orig != data)
   2600					WREG32(THM_CLK_CNTL, data);
   2601
   2602				orig = data = RREG32(MISC_CLK_CNTL);
   2603				data &= ~(DEEP_SLEEP_CLK_SEL_MASK | ZCLK_SEL_MASK);
   2604				data |= DEEP_SLEEP_CLK_SEL(1) | ZCLK_SEL(1);
   2605				if (orig != data)
   2606					WREG32(MISC_CLK_CNTL, data);
   2607
   2608				orig = data = RREG32(CG_CLKPIN_CNTL);
   2609				data &= ~BCLK_AS_XCLK;
   2610				if (orig != data)
   2611					WREG32(CG_CLKPIN_CNTL, data);
   2612
   2613				orig = data = RREG32(CG_CLKPIN_CNTL_2);
   2614				data &= ~FORCE_BIF_REFCLK_EN;
   2615				if (orig != data)
   2616					WREG32(CG_CLKPIN_CNTL_2, data);
   2617
   2618				orig = data = RREG32(MPLL_BYPASSCLK_SEL);
   2619				data &= ~MPLL_CLKOUT_SEL_MASK;
   2620				data |= MPLL_CLKOUT_SEL(4);
   2621				if (orig != data)
   2622					WREG32(MPLL_BYPASSCLK_SEL, data);
   2623
   2624				orig = data = RREG32(SPLL_CNTL_MODE);
   2625				data &= ~SPLL_REFCLK_SEL_MASK;
   2626				if (orig != data)
   2627					WREG32(SPLL_CNTL_MODE, data);
   2628			}
   2629		}
   2630	} else {
   2631		if (orig != data)
   2632			WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
   2633	}
   2634
   2635	orig = data = RREG32_PCIE(PCIE_CNTL2);
   2636	data |= SLV_MEM_LS_EN | MST_MEM_LS_EN | REPLAY_MEM_LS_EN;
   2637	if (orig != data)
   2638		WREG32_PCIE(PCIE_CNTL2, data);
   2639
   2640	if (!disable_l0s) {
   2641		data = RREG32_PCIE_PORT(PCIE_LC_N_FTS_CNTL);
   2642		if((data & LC_N_FTS_MASK) == LC_N_FTS_MASK) {
   2643			data = RREG32_PCIE(PCIE_LC_STATUS1);
   2644			if ((data & LC_REVERSE_XMIT) && (data & LC_REVERSE_RCVR)) {
   2645				orig = data = RREG32_PCIE_PORT(PCIE_LC_CNTL);
   2646				data &= ~LC_L0S_INACTIVITY_MASK;
   2647				if (orig != data)
   2648					WREG32_PCIE_PORT(PCIE_LC_CNTL, data);
   2649			}
   2650		}
   2651	}
   2652}
   2653
   2654static void si_fix_pci_max_read_req_size(struct amdgpu_device *adev)
   2655{
   2656	int readrq;
   2657	u16 v;
   2658
   2659	readrq = pcie_get_readrq(adev->pdev);
   2660	v = ffs(readrq) - 8;
   2661	if ((v == 0) || (v == 6) || (v == 7))
   2662		pcie_set_readrq(adev->pdev, 512);
   2663}
   2664
   2665static int si_common_hw_init(void *handle)
   2666{
   2667	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
   2668
   2669	si_fix_pci_max_read_req_size(adev);
   2670	si_init_golden_registers(adev);
   2671	si_pcie_gen3_enable(adev);
   2672	si_program_aspm(adev);
   2673
   2674	return 0;
   2675}
   2676
   2677static int si_common_hw_fini(void *handle)
   2678{
   2679	return 0;
   2680}
   2681
   2682static int si_common_suspend(void *handle)
   2683{
   2684	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
   2685
   2686	return si_common_hw_fini(adev);
   2687}
   2688
   2689static int si_common_resume(void *handle)
   2690{
   2691	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
   2692
   2693	return si_common_hw_init(adev);
   2694}
   2695
   2696static bool si_common_is_idle(void *handle)
   2697{
   2698	return true;
   2699}
   2700
   2701static int si_common_wait_for_idle(void *handle)
   2702{
   2703	return 0;
   2704}
   2705
   2706static int si_common_soft_reset(void *handle)
   2707{
   2708	return 0;
   2709}
   2710
   2711static int si_common_set_clockgating_state(void *handle,
   2712					    enum amd_clockgating_state state)
   2713{
   2714	return 0;
   2715}
   2716
   2717static int si_common_set_powergating_state(void *handle,
   2718					    enum amd_powergating_state state)
   2719{
   2720	return 0;
   2721}
   2722
   2723static const struct amd_ip_funcs si_common_ip_funcs = {
   2724	.name = "si_common",
   2725	.early_init = si_common_early_init,
   2726	.late_init = NULL,
   2727	.sw_init = si_common_sw_init,
   2728	.sw_fini = si_common_sw_fini,
   2729	.hw_init = si_common_hw_init,
   2730	.hw_fini = si_common_hw_fini,
   2731	.suspend = si_common_suspend,
   2732	.resume = si_common_resume,
   2733	.is_idle = si_common_is_idle,
   2734	.wait_for_idle = si_common_wait_for_idle,
   2735	.soft_reset = si_common_soft_reset,
   2736	.set_clockgating_state = si_common_set_clockgating_state,
   2737	.set_powergating_state = si_common_set_powergating_state,
   2738};
   2739
   2740static const struct amdgpu_ip_block_version si_common_ip_block =
   2741{
   2742	.type = AMD_IP_BLOCK_TYPE_COMMON,
   2743	.major = 1,
   2744	.minor = 0,
   2745	.rev = 0,
   2746	.funcs = &si_common_ip_funcs,
   2747};
   2748
   2749int si_set_ip_blocks(struct amdgpu_device *adev)
   2750{
   2751	switch (adev->asic_type) {
   2752	case CHIP_VERDE:
   2753	case CHIP_TAHITI:
   2754	case CHIP_PITCAIRN:
   2755		amdgpu_device_ip_block_add(adev, &si_common_ip_block);
   2756		amdgpu_device_ip_block_add(adev, &gmc_v6_0_ip_block);
   2757		amdgpu_device_ip_block_add(adev, &si_ih_ip_block);
   2758		amdgpu_device_ip_block_add(adev, &gfx_v6_0_ip_block);
   2759		amdgpu_device_ip_block_add(adev, &si_dma_ip_block);
   2760		amdgpu_device_ip_block_add(adev, &si_smu_ip_block);
   2761		if (adev->enable_virtual_display)
   2762			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
   2763#if defined(CONFIG_DRM_AMD_DC) && defined(CONFIG_DRM_AMD_DC_SI)
   2764		else if (amdgpu_device_has_dc_support(adev))
   2765			amdgpu_device_ip_block_add(adev, &dm_ip_block);
   2766#endif
   2767		else
   2768			amdgpu_device_ip_block_add(adev, &dce_v6_0_ip_block);
   2769		amdgpu_device_ip_block_add(adev, &uvd_v3_1_ip_block);
   2770		/* amdgpu_device_ip_block_add(adev, &vce_v1_0_ip_block); */
   2771		break;
   2772	case CHIP_OLAND:
   2773		amdgpu_device_ip_block_add(adev, &si_common_ip_block);
   2774		amdgpu_device_ip_block_add(adev, &gmc_v6_0_ip_block);
   2775		amdgpu_device_ip_block_add(adev, &si_ih_ip_block);
   2776		amdgpu_device_ip_block_add(adev, &gfx_v6_0_ip_block);
   2777		amdgpu_device_ip_block_add(adev, &si_dma_ip_block);
   2778		amdgpu_device_ip_block_add(adev, &si_smu_ip_block);
   2779		if (adev->enable_virtual_display)
   2780			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
   2781#if defined(CONFIG_DRM_AMD_DC) && defined(CONFIG_DRM_AMD_DC_SI)
   2782		else if (amdgpu_device_has_dc_support(adev))
   2783			amdgpu_device_ip_block_add(adev, &dm_ip_block);
   2784#endif
   2785		else
   2786			amdgpu_device_ip_block_add(adev, &dce_v6_4_ip_block);
   2787		amdgpu_device_ip_block_add(adev, &uvd_v3_1_ip_block);
   2788		/* amdgpu_device_ip_block_add(adev, &vce_v1_0_ip_block); */
   2789		break;
   2790	case CHIP_HAINAN:
   2791		amdgpu_device_ip_block_add(adev, &si_common_ip_block);
   2792		amdgpu_device_ip_block_add(adev, &gmc_v6_0_ip_block);
   2793		amdgpu_device_ip_block_add(adev, &si_ih_ip_block);
   2794		amdgpu_device_ip_block_add(adev, &gfx_v6_0_ip_block);
   2795		amdgpu_device_ip_block_add(adev, &si_dma_ip_block);
   2796		amdgpu_device_ip_block_add(adev, &si_smu_ip_block);
   2797		if (adev->enable_virtual_display)
   2798			amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
   2799		break;
   2800	default:
   2801		BUG();
   2802	}
   2803	return 0;
   2804}
   2805