// SPDX-License-Identifier: GPL-2.0-only /* * RTL8XXXU mac80211 USB driver - 8192e specific subdriver * * Copyright (c) 2014 - 2017 Jes Sorensen * * Portions, notably calibration code: * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. * * This driver was written as a replacement for the vendor provided * rtl8723au driver. As the Realtek 8xxx chips are very similar in * their programming interface, I have started adding support for * additional 8xxx chips like the 8192cu, 8188cus, etc. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "rtl8xxxu.h" #include "rtl8xxxu_regs.h" static const struct rtl8xxxu_reg8val rtl8192e_mac_init_table[] = { {0x011, 0xeb}, {0x012, 0x07}, {0x014, 0x75}, {0x303, 0xa7}, {0x428, 0x0a}, {0x429, 0x10}, {0x430, 0x00}, {0x431, 0x00}, {0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05}, {0x436, 0x07}, {0x437, 0x08}, {0x43c, 0x04}, {0x43d, 0x05}, {0x43e, 0x07}, {0x43f, 0x08}, {0x440, 0x5d}, {0x441, 0x01}, {0x442, 0x00}, {0x444, 0x10}, {0x445, 0x00}, {0x446, 0x00}, {0x447, 0x00}, {0x448, 0x00}, {0x449, 0xf0}, {0x44a, 0x0f}, {0x44b, 0x3e}, {0x44c, 0x10}, {0x44d, 0x00}, {0x44e, 0x00}, {0x44f, 0x00}, {0x450, 0x00}, {0x451, 0xf0}, {0x452, 0x0f}, {0x453, 0x00}, {0x456, 0x5e}, {0x460, 0x66}, {0x461, 0x66}, {0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff}, {0x4cd, 0xff}, {0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2}, {0x502, 0x2f}, {0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3}, {0x506, 0x5e}, {0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4}, {0x50a, 0x5e}, {0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4}, {0x50e, 0x00}, {0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a}, {0x516, 0x0a}, {0x525, 0x4f}, {0x540, 0x12}, {0x541, 0x64}, {0x550, 0x10}, {0x551, 0x10}, {0x559, 0x02}, {0x55c, 0x50}, {0x55d, 0xff}, {0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a}, {0x620, 0xff}, {0x621, 0xff}, {0x622, 0xff}, {0x623, 0xff}, {0x624, 0xff}, {0x625, 0xff}, {0x626, 0xff}, {0x627, 0xff}, {0x638, 0x50}, {0x63c, 0x0a}, {0x63d, 0x0a}, {0x63e, 0x0e}, {0x63f, 0x0e}, {0x640, 0x40}, {0x642, 0x40}, {0x643, 0x00}, {0x652, 0xc8}, {0x66e, 0x05}, {0x700, 0x21}, {0x701, 0x43}, {0x702, 0x65}, {0x703, 0x87}, {0x708, 0x21}, {0x709, 0x43}, {0x70a, 0x65}, {0x70b, 0x87}, {0xffff, 0xff}, }; static const struct rtl8xxxu_reg32val rtl8192eu_phy_init_table[] = { {0x800, 0x80040000}, {0x804, 0x00000003}, {0x808, 0x0000fc00}, {0x80c, 0x0000000a}, {0x810, 0x10001331}, {0x814, 0x020c3d10}, {0x818, 0x02220385}, {0x81c, 0x00000000}, {0x820, 0x01000100}, {0x824, 0x00390204}, {0x828, 0x01000100}, {0x82c, 0x00390204}, {0x830, 0x32323232}, {0x834, 0x30303030}, {0x838, 0x30303030}, {0x83c, 0x30303030}, {0x840, 0x00010000}, {0x844, 0x00010000}, {0x848, 0x28282828}, {0x84c, 0x28282828}, {0x850, 0x00000000}, {0x854, 0x00000000}, {0x858, 0x009a009a}, {0x85c, 0x01000014}, {0x860, 0x66f60000}, {0x864, 0x061f0000}, {0x868, 0x30303030}, {0x86c, 0x30303030}, {0x870, 0x00000000}, {0x874, 0x55004200}, {0x878, 0x08080808}, {0x87c, 0x00000000}, {0x880, 0xb0000c1c}, {0x884, 0x00000001}, {0x888, 0x00000000}, {0x88c, 0xcc0000c0}, {0x890, 0x00000800}, {0x894, 0xfffffffe}, {0x898, 0x40302010}, {0x900, 0x00000000}, {0x904, 0x00000023}, {0x908, 0x00000000}, {0x90c, 0x81121313}, {0x910, 0x806c0001}, {0x914, 0x00000001}, {0x918, 0x00000000}, {0x91c, 0x00010000}, {0x924, 0x00000001}, {0x928, 0x00000000}, {0x92c, 0x00000000}, {0x930, 0x00000000}, {0x934, 0x00000000}, {0x938, 0x00000000}, {0x93c, 0x00000000}, {0x940, 0x00000000}, {0x944, 0x00000000}, {0x94c, 0x00000008}, {0xa00, 0x00d0c7c8}, {0xa04, 0x81ff000c}, {0xa08, 0x8c838300}, {0xa0c, 0x2e68120f}, {0xa10, 0x95009b78}, {0xa14, 0x1114d028}, {0xa18, 0x00881117}, {0xa1c, 0x89140f00}, {0xa20, 0x1a1b0000}, {0xa24, 0x090e1317}, {0xa28, 0x00000204}, {0xa2c, 0x00d30000}, {0xa70, 0x101fff00}, {0xa74, 0x00000007}, {0xa78, 0x00000900}, {0xa7c, 0x225b0606}, {0xa80, 0x218075b1}, {0xb38, 0x00000000}, {0xc00, 0x48071d40}, {0xc04, 0x03a05633}, {0xc08, 0x000000e4}, {0xc0c, 0x6c6c6c6c}, {0xc10, 0x08800000}, {0xc14, 0x40000100}, {0xc18, 0x08800000}, {0xc1c, 0x40000100}, {0xc20, 0x00000000}, {0xc24, 0x00000000}, {0xc28, 0x00000000}, {0xc2c, 0x00000000}, {0xc30, 0x69e9ac47}, {0xc34, 0x469652af}, {0xc38, 0x49795994}, {0xc3c, 0x0a97971c}, {0xc40, 0x1f7c403f}, {0xc44, 0x000100b7}, {0xc48, 0xec020107}, {0xc4c, 0x007f037f}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0xc50, 0x00340220}, #else {0xc50, 0x00340020}, #endif {0xc54, 0x0080801f}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0xc58, 0x00000220}, #else {0xc58, 0x00000020}, #endif {0xc5c, 0x00248492}, {0xc60, 0x00000000}, {0xc64, 0x7112848b}, {0xc68, 0x47c00bff}, {0xc6c, 0x00000036}, {0xc70, 0x00000600}, {0xc74, 0x02013169}, {0xc78, 0x0000001f}, {0xc7c, 0x00b91612}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0xc80, 0x2d4000b5}, #else {0xc80, 0x40000100}, #endif {0xc84, 0x21f60000}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0xc88, 0x2d4000b5}, #else {0xc88, 0x40000100}, #endif {0xc8c, 0xa0e40000}, {0xc90, 0x00121820}, {0xc94, 0x00000000}, {0xc98, 0x00121820}, {0xc9c, 0x00007f7f}, {0xca0, 0x00000000}, {0xca4, 0x000300a0}, {0xca8, 0x00000000}, {0xcac, 0x00000000}, {0xcb0, 0x00000000}, {0xcb4, 0x00000000}, {0xcb8, 0x00000000}, {0xcbc, 0x28000000}, {0xcc0, 0x00000000}, {0xcc4, 0x00000000}, {0xcc8, 0x00000000}, {0xccc, 0x00000000}, {0xcd0, 0x00000000}, {0xcd4, 0x00000000}, {0xcd8, 0x64b22427}, {0xcdc, 0x00766932}, {0xce0, 0x00222222}, {0xce4, 0x00040000}, {0xce8, 0x77644302}, {0xcec, 0x2f97d40c}, {0xd00, 0x00080740}, {0xd04, 0x00020403}, {0xd08, 0x0000907f}, {0xd0c, 0x20010201}, {0xd10, 0xa0633333}, {0xd14, 0x3333bc43}, {0xd18, 0x7a8f5b6b}, {0xd1c, 0x0000007f}, {0xd2c, 0xcc979975}, {0xd30, 0x00000000}, {0xd34, 0x80608000}, {0xd38, 0x00000000}, {0xd3c, 0x00127353}, {0xd40, 0x00000000}, {0xd44, 0x00000000}, {0xd48, 0x00000000}, {0xd4c, 0x00000000}, {0xd50, 0x6437140a}, {0xd54, 0x00000000}, {0xd58, 0x00000282}, {0xd5c, 0x30032064}, {0xd60, 0x4653de68}, {0xd64, 0x04518a3c}, {0xd68, 0x00002101}, {0xd6c, 0x2a201c16}, {0xd70, 0x1812362e}, {0xd74, 0x322c2220}, {0xd78, 0x000e3c24}, {0xd80, 0x01081008}, {0xd84, 0x00000800}, {0xd88, 0xf0b50000}, {0xe00, 0x30303030}, {0xe04, 0x30303030}, {0xe08, 0x03903030}, {0xe10, 0x30303030}, {0xe14, 0x30303030}, {0xe18, 0x30303030}, {0xe1c, 0x30303030}, {0xe28, 0x00000000}, {0xe30, 0x1000dc1f}, {0xe34, 0x10008c1f}, {0xe38, 0x02140102}, {0xe3c, 0x681604c2}, {0xe40, 0x01007c00}, {0xe44, 0x01004800}, {0xe48, 0xfb000000}, {0xe4c, 0x000028d1}, {0xe50, 0x1000dc1f}, {0xe54, 0x10008c1f}, {0xe58, 0x02140102}, {0xe5c, 0x28160d05}, {0xe60, 0x00000008}, {0xe68, 0x0fc05656}, {0xe6c, 0x03c09696}, {0xe70, 0x03c09696}, {0xe74, 0x0c005656}, {0xe78, 0x0c005656}, {0xe7c, 0x0c005656}, {0xe80, 0x0c005656}, {0xe84, 0x03c09696}, {0xe88, 0x0c005656}, {0xe8c, 0x03c09696}, {0xed0, 0x03c09696}, {0xed4, 0x03c09696}, {0xed8, 0x03c09696}, {0xedc, 0x0000d6d6}, {0xee0, 0x0000d6d6}, {0xeec, 0x0fc01616}, {0xee4, 0xb0000c1c}, {0xee8, 0x00000001}, {0xf14, 0x00000003}, {0xf4c, 0x00000000}, {0xf00, 0x00000300}, {0xffff, 0xffffffff}, }; static const struct rtl8xxxu_reg32val rtl8xxx_agc_8192eu_std_table[] = { {0xc78, 0xfb000001}, {0xc78, 0xfb010001}, {0xc78, 0xfb020001}, {0xc78, 0xfb030001}, {0xc78, 0xfb040001}, {0xc78, 0xfb050001}, {0xc78, 0xfa060001}, {0xc78, 0xf9070001}, {0xc78, 0xf8080001}, {0xc78, 0xf7090001}, {0xc78, 0xf60a0001}, {0xc78, 0xf50b0001}, {0xc78, 0xf40c0001}, {0xc78, 0xf30d0001}, {0xc78, 0xf20e0001}, {0xc78, 0xf10f0001}, {0xc78, 0xf0100001}, {0xc78, 0xef110001}, {0xc78, 0xee120001}, {0xc78, 0xed130001}, {0xc78, 0xec140001}, {0xc78, 0xeb150001}, {0xc78, 0xea160001}, {0xc78, 0xe9170001}, {0xc78, 0xe8180001}, {0xc78, 0xe7190001}, {0xc78, 0xc81a0001}, {0xc78, 0xc71b0001}, {0xc78, 0xc61c0001}, {0xc78, 0x071d0001}, {0xc78, 0x061e0001}, {0xc78, 0x051f0001}, {0xc78, 0x04200001}, {0xc78, 0x03210001}, {0xc78, 0xaa220001}, {0xc78, 0xa9230001}, {0xc78, 0xa8240001}, {0xc78, 0xa7250001}, {0xc78, 0xa6260001}, {0xc78, 0x85270001}, {0xc78, 0x84280001}, {0xc78, 0x83290001}, {0xc78, 0x252a0001}, {0xc78, 0x242b0001}, {0xc78, 0x232c0001}, {0xc78, 0x222d0001}, {0xc78, 0x672e0001}, {0xc78, 0x662f0001}, {0xc78, 0x65300001}, {0xc78, 0x64310001}, {0xc78, 0x63320001}, {0xc78, 0x62330001}, {0xc78, 0x61340001}, {0xc78, 0x45350001}, {0xc78, 0x44360001}, {0xc78, 0x43370001}, {0xc78, 0x42380001}, {0xc78, 0x41390001}, {0xc78, 0x403a0001}, {0xc78, 0x403b0001}, {0xc78, 0x403c0001}, {0xc78, 0x403d0001}, {0xc78, 0x403e0001}, {0xc78, 0x403f0001}, {0xc78, 0xfb400001}, {0xc78, 0xfb410001}, {0xc78, 0xfb420001}, {0xc78, 0xfb430001}, {0xc78, 0xfb440001}, {0xc78, 0xfb450001}, {0xc78, 0xfa460001}, {0xc78, 0xf9470001}, {0xc78, 0xf8480001}, {0xc78, 0xf7490001}, {0xc78, 0xf64a0001}, {0xc78, 0xf54b0001}, {0xc78, 0xf44c0001}, {0xc78, 0xf34d0001}, {0xc78, 0xf24e0001}, {0xc78, 0xf14f0001}, {0xc78, 0xf0500001}, {0xc78, 0xef510001}, {0xc78, 0xee520001}, {0xc78, 0xed530001}, {0xc78, 0xec540001}, {0xc78, 0xeb550001}, {0xc78, 0xea560001}, {0xc78, 0xe9570001}, {0xc78, 0xe8580001}, {0xc78, 0xe7590001}, {0xc78, 0xe65a0001}, {0xc78, 0xe55b0001}, {0xc78, 0xe45c0001}, {0xc78, 0xe35d0001}, {0xc78, 0xe25e0001}, {0xc78, 0xe15f0001}, {0xc78, 0x8a600001}, {0xc78, 0x89610001}, {0xc78, 0x88620001}, {0xc78, 0x87630001}, {0xc78, 0x86640001}, {0xc78, 0x85650001}, {0xc78, 0x84660001}, {0xc78, 0x83670001}, {0xc78, 0x82680001}, {0xc78, 0x6b690001}, {0xc78, 0x6a6a0001}, {0xc78, 0x696b0001}, {0xc78, 0x686c0001}, {0xc78, 0x676d0001}, {0xc78, 0x666e0001}, {0xc78, 0x656f0001}, {0xc78, 0x64700001}, {0xc78, 0x63710001}, {0xc78, 0x62720001}, {0xc78, 0x61730001}, {0xc78, 0x49740001}, {0xc78, 0x48750001}, {0xc78, 0x47760001}, {0xc78, 0x46770001}, {0xc78, 0x45780001}, {0xc78, 0x44790001}, {0xc78, 0x437a0001}, {0xc78, 0x427b0001}, {0xc78, 0x417c0001}, {0xc78, 0x407d0001}, {0xc78, 0x407e0001}, {0xc78, 0x407f0001}, {0xc50, 0x00040022}, {0xc50, 0x00040020}, {0xffff, 0xffffffff} }; static const struct rtl8xxxu_reg32val rtl8xxx_agc_8192eu_highpa_table[] = { {0xc78, 0xfa000001}, {0xc78, 0xf9010001}, {0xc78, 0xf8020001}, {0xc78, 0xf7030001}, {0xc78, 0xf6040001}, {0xc78, 0xf5050001}, {0xc78, 0xf4060001}, {0xc78, 0xf3070001}, {0xc78, 0xf2080001}, {0xc78, 0xf1090001}, {0xc78, 0xf00a0001}, {0xc78, 0xef0b0001}, {0xc78, 0xee0c0001}, {0xc78, 0xed0d0001}, {0xc78, 0xec0e0001}, {0xc78, 0xeb0f0001}, {0xc78, 0xea100001}, {0xc78, 0xe9110001}, {0xc78, 0xe8120001}, {0xc78, 0xe7130001}, {0xc78, 0xe6140001}, {0xc78, 0xe5150001}, {0xc78, 0xe4160001}, {0xc78, 0xe3170001}, {0xc78, 0xe2180001}, {0xc78, 0xe1190001}, {0xc78, 0x8a1a0001}, {0xc78, 0x891b0001}, {0xc78, 0x881c0001}, {0xc78, 0x871d0001}, {0xc78, 0x861e0001}, {0xc78, 0x851f0001}, {0xc78, 0x84200001}, {0xc78, 0x83210001}, {0xc78, 0x82220001}, {0xc78, 0x6a230001}, {0xc78, 0x69240001}, {0xc78, 0x68250001}, {0xc78, 0x67260001}, {0xc78, 0x66270001}, {0xc78, 0x65280001}, {0xc78, 0x64290001}, {0xc78, 0x632a0001}, {0xc78, 0x622b0001}, {0xc78, 0x612c0001}, {0xc78, 0x602d0001}, {0xc78, 0x472e0001}, {0xc78, 0x462f0001}, {0xc78, 0x45300001}, {0xc78, 0x44310001}, {0xc78, 0x43320001}, {0xc78, 0x42330001}, {0xc78, 0x41340001}, {0xc78, 0x40350001}, {0xc78, 0x40360001}, {0xc78, 0x40370001}, {0xc78, 0x40380001}, {0xc78, 0x40390001}, {0xc78, 0x403a0001}, {0xc78, 0x403b0001}, {0xc78, 0x403c0001}, {0xc78, 0x403d0001}, {0xc78, 0x403e0001}, {0xc78, 0x403f0001}, {0xc78, 0xfa400001}, {0xc78, 0xf9410001}, {0xc78, 0xf8420001}, {0xc78, 0xf7430001}, {0xc78, 0xf6440001}, {0xc78, 0xf5450001}, {0xc78, 0xf4460001}, {0xc78, 0xf3470001}, {0xc78, 0xf2480001}, {0xc78, 0xf1490001}, {0xc78, 0xf04a0001}, {0xc78, 0xef4b0001}, {0xc78, 0xee4c0001}, {0xc78, 0xed4d0001}, {0xc78, 0xec4e0001}, {0xc78, 0xeb4f0001}, {0xc78, 0xea500001}, {0xc78, 0xe9510001}, {0xc78, 0xe8520001}, {0xc78, 0xe7530001}, {0xc78, 0xe6540001}, {0xc78, 0xe5550001}, {0xc78, 0xe4560001}, {0xc78, 0xe3570001}, {0xc78, 0xe2580001}, {0xc78, 0xe1590001}, {0xc78, 0x8a5a0001}, {0xc78, 0x895b0001}, {0xc78, 0x885c0001}, {0xc78, 0x875d0001}, {0xc78, 0x865e0001}, {0xc78, 0x855f0001}, {0xc78, 0x84600001}, {0xc78, 0x83610001}, {0xc78, 0x82620001}, {0xc78, 0x6a630001}, {0xc78, 0x69640001}, {0xc78, 0x68650001}, {0xc78, 0x67660001}, {0xc78, 0x66670001}, {0xc78, 0x65680001}, {0xc78, 0x64690001}, {0xc78, 0x636a0001}, {0xc78, 0x626b0001}, {0xc78, 0x616c0001}, {0xc78, 0x606d0001}, {0xc78, 0x476e0001}, {0xc78, 0x466f0001}, {0xc78, 0x45700001}, {0xc78, 0x44710001}, {0xc78, 0x43720001}, {0xc78, 0x42730001}, {0xc78, 0x41740001}, {0xc78, 0x40750001}, {0xc78, 0x40760001}, {0xc78, 0x40770001}, {0xc78, 0x40780001}, {0xc78, 0x40790001}, {0xc78, 0x407a0001}, {0xc78, 0x407b0001}, {0xc78, 0x407c0001}, {0xc78, 0x407d0001}, {0xc78, 0x407e0001}, {0xc78, 0x407f0001}, {0xc50, 0x00040222}, {0xc50, 0x00040220}, {0xffff, 0xffffffff} }; static const struct rtl8xxxu_rfregval rtl8192eu_radioa_init_table[] = { {0x7f, 0x00000082}, {0x81, 0x0003fc00}, {0x00, 0x00030000}, {0x08, 0x00008400}, {0x18, 0x00000407}, {0x19, 0x00000012}, {0x1b, 0x00000064}, {0x1e, 0x00080009}, {0x1f, 0x00000880}, {0x2f, 0x0001a060}, {0x3f, 0x00000000}, {0x42, 0x000060c0}, {0x57, 0x000d0000}, {0x58, 0x000be180}, {0x67, 0x00001552}, {0x83, 0x00000000}, {0xb0, 0x000ff9f1}, {0xb1, 0x00055418}, {0xb2, 0x0008cc00}, {0xb4, 0x00043083}, {0xb5, 0x00008166}, {0xb6, 0x0000803e}, {0xb7, 0x0001c69f}, {0xb8, 0x0000407f}, {0xb9, 0x00080001}, {0xba, 0x00040001}, {0xbb, 0x00000400}, {0xbf, 0x000c0000}, {0xc2, 0x00002400}, {0xc3, 0x00000009}, {0xc4, 0x00040c91}, {0xc5, 0x00099999}, {0xc6, 0x000000a3}, {0xc7, 0x00088820}, {0xc8, 0x00076c06}, {0xc9, 0x00000000}, {0xca, 0x00080000}, {0xdf, 0x00000180}, {0xef, 0x000001a0}, {0x51, 0x00069545}, {0x52, 0x0007e45e}, {0x53, 0x00000071}, {0x56, 0x00051ff3}, {0x35, 0x000000a8}, {0x35, 0x000001e2}, {0x35, 0x000002a8}, {0x36, 0x00001c24}, {0x36, 0x00009c24}, {0x36, 0x00011c24}, {0x36, 0x00019c24}, {0x18, 0x00000c07}, {0x5a, 0x00048000}, {0x19, 0x000739d0}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0x34, 0x0000a093}, {0x34, 0x0000908f}, {0x34, 0x0000808c}, {0x34, 0x0000704d}, {0x34, 0x0000604a}, {0x34, 0x00005047}, {0x34, 0x0000400a}, {0x34, 0x00003007}, {0x34, 0x00002004}, {0x34, 0x00001001}, {0x34, 0x00000000}, #else /* Regular */ {0x34, 0x0000add7}, {0x34, 0x00009dd4}, {0x34, 0x00008dd1}, {0x34, 0x00007dce}, {0x34, 0x00006dcb}, {0x34, 0x00005dc8}, {0x34, 0x00004dc5}, {0x34, 0x000034cc}, {0x34, 0x0000244f}, {0x34, 0x0000144c}, {0x34, 0x00000014}, #endif {0x00, 0x00030159}, {0x84, 0x00068180}, {0x86, 0x0000014e}, {0x87, 0x00048e00}, {0x8e, 0x00065540}, {0x8f, 0x00088000}, {0xef, 0x000020a0}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0x3b, 0x000f07b0}, #else {0x3b, 0x000f02b0}, #endif {0x3b, 0x000ef7b0}, {0x3b, 0x000d4fb0}, {0x3b, 0x000cf060}, {0x3b, 0x000b0090}, {0x3b, 0x000a0080}, {0x3b, 0x00090080}, {0x3b, 0x0008f780}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0x3b, 0x000787b0}, #else {0x3b, 0x00078730}, #endif {0x3b, 0x00060fb0}, {0x3b, 0x0005ffa0}, {0x3b, 0x00040620}, {0x3b, 0x00037090}, {0x3b, 0x00020080}, {0x3b, 0x0001f060}, {0x3b, 0x0000ffb0}, {0xef, 0x000000a0}, {0xfe, 0x00000000}, {0x18, 0x0000fc07}, {0xfe, 0x00000000}, {0xfe, 0x00000000}, {0xfe, 0x00000000}, {0xfe, 0x00000000}, {0x1e, 0x00000001}, {0x1f, 0x00080000}, {0x00, 0x00033e70}, {0xff, 0xffffffff} }; static const struct rtl8xxxu_rfregval rtl8192eu_radiob_init_table[] = { {0x7f, 0x00000082}, {0x81, 0x0003fc00}, {0x00, 0x00030000}, {0x08, 0x00008400}, {0x18, 0x00000407}, {0x19, 0x00000012}, {0x1b, 0x00000064}, {0x1e, 0x00080009}, {0x1f, 0x00000880}, {0x2f, 0x0001a060}, {0x3f, 0x00000000}, {0x42, 0x000060c0}, {0x57, 0x000d0000}, {0x58, 0x000be180}, {0x67, 0x00001552}, {0x7f, 0x00000082}, {0x81, 0x0003f000}, {0x83, 0x00000000}, {0xdf, 0x00000180}, {0xef, 0x000001a0}, {0x51, 0x00069545}, {0x52, 0x0007e42e}, {0x53, 0x00000071}, {0x56, 0x00051ff3}, {0x35, 0x000000a8}, {0x35, 0x000001e0}, {0x35, 0x000002a8}, {0x36, 0x00001ca8}, {0x36, 0x00009c24}, {0x36, 0x00011c24}, {0x36, 0x00019c24}, {0x18, 0x00000c07}, {0x5a, 0x00048000}, {0x19, 0x000739d0}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0x34, 0x0000a093}, {0x34, 0x0000908f}, {0x34, 0x0000808c}, {0x34, 0x0000704d}, {0x34, 0x0000604a}, {0x34, 0x00005047}, {0x34, 0x0000400a}, {0x34, 0x00003007}, {0x34, 0x00002004}, {0x34, 0x00001001}, {0x34, 0x00000000}, #else {0x34, 0x0000add7}, {0x34, 0x00009dd4}, {0x34, 0x00008dd1}, {0x34, 0x00007dce}, {0x34, 0x00006dcb}, {0x34, 0x00005dc8}, {0x34, 0x00004dc5}, {0x34, 0x000034cc}, {0x34, 0x0000244f}, {0x34, 0x0000144c}, {0x34, 0x00000014}, #endif {0x00, 0x00030159}, {0x84, 0x00068180}, {0x86, 0x000000ce}, {0x87, 0x00048a00}, {0x8e, 0x00065540}, {0x8f, 0x00088000}, {0xef, 0x000020a0}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0x3b, 0x000f07b0}, #else {0x3b, 0x000f02b0}, #endif {0x3b, 0x000ef7b0}, {0x3b, 0x000d4fb0}, {0x3b, 0x000cf060}, {0x3b, 0x000b0090}, {0x3b, 0x000a0080}, {0x3b, 0x00090080}, {0x3b, 0x0008f780}, #ifdef EXT_PA_8192EU /* External PA or external LNA */ {0x3b, 0x000787b0}, #else {0x3b, 0x00078730}, #endif {0x3b, 0x00060fb0}, {0x3b, 0x0005ffa0}, {0x3b, 0x00040620}, {0x3b, 0x00037090}, {0x3b, 0x00020080}, {0x3b, 0x0001f060}, {0x3b, 0x0000ffb0}, {0xef, 0x000000a0}, {0x00, 0x00010159}, {0xfe, 0x00000000}, {0xfe, 0x00000000}, {0xfe, 0x00000000}, {0xfe, 0x00000000}, {0x1e, 0x00000001}, {0x1f, 0x00080000}, {0x00, 0x00033e70}, {0xff, 0xffffffff} }; static int rtl8192eu_identify_chip(struct rtl8xxxu_priv *priv) { struct device *dev = &priv->udev->dev; u32 val32, bonding, sys_cfg, vendor; int ret = 0; sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG); priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK); if (sys_cfg & SYS_CFG_TRP_VAUX_EN) { dev_info(dev, "Unsupported test chip\n"); ret = -ENOTSUPP; goto out; } bonding = rtl8xxxu_read32(priv, REG_HPON_FSM); bonding &= HPON_FSM_BONDING_MASK; if (bonding == HPON_FSM_BONDING_1T2R) { strscpy(priv->chip_name, "8191EU", sizeof(priv->chip_name)); priv->tx_paths = 1; priv->rtl_chip = RTL8191E; } else { strscpy(priv->chip_name, "8192EU", sizeof(priv->chip_name)); priv->tx_paths = 2; priv->rtl_chip = RTL8192E; } priv->rf_paths = 2; priv->rx_paths = 2; priv->has_wifi = 1; vendor = sys_cfg & SYS_CFG_VENDOR_EXT_MASK; rtl8xxxu_identify_vendor_2bits(priv, vendor); val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS); priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID); rtl8xxxu_config_endpoints_sie(priv); /* * Fallback for devices that do not provide REG_NORMAL_SIE_EP_TX */ if (!priv->ep_tx_count) ret = rtl8xxxu_config_endpoints_no_sie(priv); out: return ret; } static void rtl8192e_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) { u32 val32, ofdm, mcs; u8 cck, ofdmbase, mcsbase; int group, tx_idx; tx_idx = 0; group = rtl8xxxu_gen2_channel_to_group(channel); cck = priv->cck_tx_power_index_A[group]; val32 = rtl8xxxu_read32(priv, REG_TX_AGC_A_CCK1_MCS32); val32 &= 0xffff00ff; val32 |= (cck << 8); rtl8xxxu_write32(priv, REG_TX_AGC_A_CCK1_MCS32, val32); val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11); val32 &= 0xff; val32 |= ((cck << 8) | (cck << 16) | (cck << 24)); rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32); ofdmbase = priv->ht40_1s_tx_power_index_A[group]; ofdmbase += priv->ofdm_tx_power_diff[tx_idx].a; ofdm = ofdmbase | ofdmbase << 8 | ofdmbase << 16 | ofdmbase << 24; rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE18_06, ofdm); rtl8xxxu_write32(priv, REG_TX_AGC_A_RATE54_24, ofdm); mcsbase = priv->ht40_1s_tx_power_index_A[group]; if (ht40) mcsbase += priv->ht40_tx_power_diff[tx_idx++].a; else mcsbase += priv->ht20_tx_power_diff[tx_idx++].a; mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24; rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS03_MCS00, mcs); rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS07_MCS04, mcs); rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS11_MCS08, mcs); rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS15_MCS12, mcs); if (priv->tx_paths > 1) { cck = priv->cck_tx_power_index_B[group]; val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK1_55_MCS32); val32 &= 0xff; val32 |= ((cck << 8) | (cck << 16) | (cck << 24)); rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK1_55_MCS32, val32); val32 = rtl8xxxu_read32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11); val32 &= 0xffffff00; val32 |= cck; rtl8xxxu_write32(priv, REG_TX_AGC_B_CCK11_A_CCK2_11, val32); ofdmbase = priv->ht40_1s_tx_power_index_B[group]; ofdmbase += priv->ofdm_tx_power_diff[tx_idx].b; ofdm = ofdmbase | ofdmbase << 8 | ofdmbase << 16 | ofdmbase << 24; rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE18_06, ofdm); rtl8xxxu_write32(priv, REG_TX_AGC_B_RATE54_24, ofdm); mcsbase = priv->ht40_1s_tx_power_index_B[group]; if (ht40) mcsbase += priv->ht40_tx_power_diff[tx_idx++].b; else mcsbase += priv->ht20_tx_power_diff[tx_idx++].b; mcs = mcsbase | mcsbase << 8 | mcsbase << 16 | mcsbase << 24; rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS03_MCS00, mcs); rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS07_MCS04, mcs); rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS11_MCS08, mcs); rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS15_MCS12, mcs); } } static void rtl8192eu_log_next_device_info(struct rtl8xxxu_priv *priv, char *record_name, char *device_info, unsigned int *record_offset) { char *record = device_info + *record_offset; /* A record is [ total length | 0x03 | value ] */ unsigned char l = record[0]; /* * The whole device info section seems to be 80 characters, make sure * we don't read further. */ if (*record_offset + l > 80) { dev_warn(&priv->udev->dev, "invalid record length %d while parsing \"%s\" at offset %u.\n", l, record_name, *record_offset); return; } if (l >= 2) { char value[80]; memcpy(value, &record[2], l - 2); value[l - 2] = '\0'; dev_info(&priv->udev->dev, "%s: %s\n", record_name, value); *record_offset = *record_offset + l; } else { dev_info(&priv->udev->dev, "%s not available.\n", record_name); } } static int rtl8192eu_parse_efuse(struct rtl8xxxu_priv *priv) { struct rtl8192eu_efuse *efuse = &priv->efuse_wifi.efuse8192eu; unsigned int record_offset; int i; if (efuse->rtl_id != cpu_to_le16(0x8129)) return -EINVAL; ether_addr_copy(priv->mac_addr, efuse->mac_addr); memcpy(priv->cck_tx_power_index_A, efuse->tx_power_index_A.cck_base, sizeof(efuse->tx_power_index_A.cck_base)); memcpy(priv->cck_tx_power_index_B, efuse->tx_power_index_B.cck_base, sizeof(efuse->tx_power_index_B.cck_base)); memcpy(priv->ht40_1s_tx_power_index_A, efuse->tx_power_index_A.ht40_base, sizeof(efuse->tx_power_index_A.ht40_base)); memcpy(priv->ht40_1s_tx_power_index_B, efuse->tx_power_index_B.ht40_base, sizeof(efuse->tx_power_index_B.ht40_base)); priv->ht20_tx_power_diff[0].a = efuse->tx_power_index_A.ht20_ofdm_1s_diff.b; priv->ht20_tx_power_diff[0].b = efuse->tx_power_index_B.ht20_ofdm_1s_diff.b; priv->ht40_tx_power_diff[0].a = 0; priv->ht40_tx_power_diff[0].b = 0; for (i = 1; i < RTL8723B_TX_COUNT; i++) { priv->ofdm_tx_power_diff[i].a = efuse->tx_power_index_A.pwr_diff[i - 1].ofdm; priv->ofdm_tx_power_diff[i].b = efuse->tx_power_index_B.pwr_diff[i - 1].ofdm; priv->ht20_tx_power_diff[i].a = efuse->tx_power_index_A.pwr_diff[i - 1].ht20; priv->ht20_tx_power_diff[i].b = efuse->tx_power_index_B.pwr_diff[i - 1].ht20; priv->ht40_tx_power_diff[i].a = efuse->tx_power_index_A.pwr_diff[i - 1].ht40; priv->ht40_tx_power_diff[i].b = efuse->tx_power_index_B.pwr_diff[i - 1].ht40; } priv->default_crystal_cap = priv->efuse_wifi.efuse8192eu.xtal_k & 0x3f; /* * device_info section seems to be laid out as records * [ total length | 0x03 | value ] so: * - vendor length + 2 * - 0x03 * - vendor string (not null terminated) * - product length + 2 * - 0x03 * - product string (not null terminated) * Then there is one or 2 0x00 on all the 4 devices I own or found * dumped online. * As previous version of the code handled an optional serial * string, I now assume there may be a third record if the * length is not 0. */ record_offset = 0; rtl8192eu_log_next_device_info(priv, "Vendor", efuse->device_info, &record_offset); rtl8192eu_log_next_device_info(priv, "Product", efuse->device_info, &record_offset); rtl8192eu_log_next_device_info(priv, "Serial", efuse->device_info, &record_offset); return 0; } static int rtl8192eu_load_firmware(struct rtl8xxxu_priv *priv) { const char *fw_name; int ret; fw_name = "rtlwifi/rtl8192eu_nic.bin"; ret = rtl8xxxu_load_firmware(priv, fw_name); return ret; } static void rtl8192eu_init_phy_bb(struct rtl8xxxu_priv *priv) { u8 val8; u16 val16; val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); val16 |= SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB | SYS_FUNC_DIO_RF; rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); /* 6. 0x1f[7:0] = 0x07 */ val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB; rtl8xxxu_write8(priv, REG_RF_CTRL, val8); val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); val16 |= (SYS_FUNC_USBA | SYS_FUNC_USBD | SYS_FUNC_DIO_RF | SYS_FUNC_BB_GLB_RSTN | SYS_FUNC_BBRSTB); rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); val8 = RF_ENABLE | RF_RSTB | RF_SDMRSTB; rtl8xxxu_write8(priv, REG_RF_CTRL, val8); rtl8xxxu_init_phy_regs(priv, rtl8192eu_phy_init_table); if (priv->hi_pa) rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_8192eu_highpa_table); else rtl8xxxu_init_phy_regs(priv, rtl8xxx_agc_8192eu_std_table); } static int rtl8192eu_init_phy_rf(struct rtl8xxxu_priv *priv) { int ret; ret = rtl8xxxu_init_phy_rf(priv, rtl8192eu_radioa_init_table, RF_A); if (ret) goto exit; ret = rtl8xxxu_init_phy_rf(priv, rtl8192eu_radiob_init_table, RF_B); exit: return ret; } static int rtl8192eu_iqk_path_a(struct rtl8xxxu_priv *priv) { u32 reg_eac, reg_e94, reg_e9c; int result = 0; /* * TX IQK * PA/PAD controlled by 0x0 */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00180); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x20000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0x07f77); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* Path A IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x18008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x82140303); rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x68160000); /* LO calibration setting */ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00462911); /* One shot, path A LOK & IQK */ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); mdelay(10); /* Check failed */ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); if (!(reg_eac & BIT(28)) && ((reg_e94 & 0x03ff0000) != 0x01420000) && ((reg_e9c & 0x03ff0000) != 0x00420000)) result |= 0x01; return result; } static int rtl8192eu_rx_iqk_path_a(struct rtl8xxxu_priv *priv) { u32 reg_ea4, reg_eac, reg_e94, reg_e9c, val32; int result = 0; /* Leave IQK mode */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00); /* Enable path A PA in TX IQK mode */ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf1173); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf1173); /* PA/PAD control by 0x56, and set = 0x0 */ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00980); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_56, 0x511e0); /* Enter IQK mode */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* TX IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); /* path-A IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x18008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x8216031f); rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x6816031f); /* LO calibration setting */ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911); /* One shot, path A LOK & IQK */ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); mdelay(10); /* Check failed */ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); reg_e94 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); reg_e9c = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); if (!(reg_eac & BIT(28)) && ((reg_e94 & 0x03ff0000) != 0x01420000) && ((reg_e9c & 0x03ff0000) != 0x00420000)) { result |= 0x01; } else { /* PA/PAD controlled by 0x0 */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x180); goto out; } val32 = 0x80007c00 | (reg_e94 & 0x03ff0000) | ((reg_e9c >> 16) & 0x03ff); rtl8xxxu_write32(priv, REG_TX_IQK, val32); /* Modify RX IQK mode table */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf7ff2); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf7ff2); /* PA/PAD control by 0x56, and set = 0x0 */ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x00980); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_56, 0x510e0); /* Enter IQK mode */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* IQK setting */ rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); /* Path A IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x18008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x821608ff); rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x281608ff); /* LO calibration setting */ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a891); /* One shot, path A LOK & IQK */ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf9000000); rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); mdelay(10); reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); reg_ea4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_A_2); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_UNKNOWN_DF, 0x180); if (!(reg_eac & BIT(27)) && ((reg_ea4 & 0x03ff0000) != 0x01320000) && ((reg_eac & 0x03ff0000) != 0x00360000)) result |= 0x02; else dev_warn(&priv->udev->dev, "%s: Path A RX IQK failed!\n", __func__); out: return result; } static int rtl8192eu_iqk_path_b(struct rtl8xxxu_priv *priv) { u32 reg_eac, reg_eb4, reg_ebc; int result = 0; rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x00180); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x20000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0x07f77); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* Path B IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x18008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x82140303); rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x68160000); /* LO calibration setting */ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00462911); /* One shot, path A LOK & IQK */ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); mdelay(1); /* Check failed */ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); if (!(reg_eac & BIT(31)) && ((reg_eb4 & 0x03ff0000) != 0x01420000) && ((reg_ebc & 0x03ff0000) != 0x00420000)) result |= 0x01; else dev_warn(&priv->udev->dev, "%s: Path B IQK failed!\n", __func__); return result; } static int rtl8192eu_rx_iqk_path_b(struct rtl8xxxu_priv *priv) { u32 reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc, val32; int result = 0; /* Leave IQK mode */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); /* Enable path A PA in TX IQK mode */ rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf1173); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf1173); /* PA/PAD control by 0x56, and set = 0x0 */ rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x00980); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_56, 0x511e0); /* Enter IQK mode */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* TX IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); /* path-A IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x18008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_PI_B, 0x8216031f); rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x6816031f); /* LO calibration setting */ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a911); /* One shot, path A LOK & IQK */ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); mdelay(10); /* Check failed */ reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); reg_eb4 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); reg_ebc = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); if (!(reg_eac & BIT(31)) && ((reg_eb4 & 0x03ff0000) != 0x01420000) && ((reg_ebc & 0x03ff0000) != 0x00420000)) { result |= 0x01; } else { /* * PA/PAD controlled by 0x0 * Vendor driver restores RF_A here which I believe is a bug */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x180); goto out; } val32 = 0x80007c00 | (reg_eb4 & 0x03ff0000) | ((reg_ebc >> 16) & 0x03ff); rtl8xxxu_write32(priv, REG_TX_IQK, val32); /* Modify RX IQK mode table */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_TXPA_G2, 0xf7ff2); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_WE_LUT, 0x800a0); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_RCK_OS, 0x30000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G1, 0x0000f); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_TXPA_G2, 0xf7ff2); /* PA/PAD control by 0x56, and set = 0x0 */ rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x00980); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_56, 0x510e0); /* Enter IQK mode */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* IQK setting */ rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); /* Path A IQK setting */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x38008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_TONE_B, 0x38008c1c); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_B, 0x18008c1c); rtl8xxxu_write32(priv, REG_TX_IQK_PI_A, 0x821608ff); rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x281608ff); /* LO calibration setting */ rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x0046a891); /* One shot, path A LOK & IQK */ rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xfa000000); rtl8xxxu_write32(priv, REG_IQK_AGC_PTS, 0xf8000000); mdelay(10); reg_eac = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); reg_ec4 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2); reg_ecc = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_B, RF6052_REG_UNKNOWN_DF, 0x180); if (!(reg_eac & BIT(30)) && ((reg_ec4 & 0x03ff0000) != 0x01320000) && ((reg_ecc & 0x03ff0000) != 0x00360000)) result |= 0x02; else dev_warn(&priv->udev->dev, "%s: Path B RX IQK failed!\n", __func__); out: return result; } static void rtl8192eu_phy_iqcalibrate(struct rtl8xxxu_priv *priv, int result[][8], int t) { struct device *dev = &priv->udev->dev; u32 i, val32; int path_a_ok, path_b_ok; int retry = 2; static const u32 adda_regs[RTL8XXXU_ADDA_REGS] = { REG_FPGA0_XCD_SWITCH_CTRL, REG_BLUETOOTH, REG_RX_WAIT_CCA, REG_TX_CCK_RFON, REG_TX_CCK_BBON, REG_TX_OFDM_RFON, REG_TX_OFDM_BBON, REG_TX_TO_RX, REG_TX_TO_TX, REG_RX_CCK, REG_RX_OFDM, REG_RX_WAIT_RIFS, REG_RX_TO_RX, REG_STANDBY, REG_SLEEP, REG_PMPD_ANAEN }; static const u32 iqk_mac_regs[RTL8XXXU_MAC_REGS] = { REG_TXPAUSE, REG_BEACON_CTRL, REG_BEACON_CTRL_1, REG_GPIO_MUXCFG }; static const u32 iqk_bb_regs[RTL8XXXU_BB_REGS] = { REG_OFDM0_TRX_PATH_ENABLE, REG_OFDM0_TR_MUX_PAR, REG_FPGA0_XCD_RF_SW_CTRL, REG_CONFIG_ANT_A, REG_CONFIG_ANT_B, REG_FPGA0_XAB_RF_SW_CTRL, REG_FPGA0_XA_RF_INT_OE, REG_FPGA0_XB_RF_INT_OE, REG_CCK0_AFE_SETTING }; u8 xa_agc = rtl8xxxu_read32(priv, REG_OFDM0_XA_AGC_CORE1) & 0xff; u8 xb_agc = rtl8xxxu_read32(priv, REG_OFDM0_XB_AGC_CORE1) & 0xff; /* * Note: IQ calibration must be performed after loading * PHY_REG.txt , and radio_a, radio_b.txt */ if (t == 0) { /* Save ADDA parameters, turn Path A ADDA on */ rtl8xxxu_save_regs(priv, adda_regs, priv->adda_backup, RTL8XXXU_ADDA_REGS); rtl8xxxu_save_mac_regs(priv, iqk_mac_regs, priv->mac_backup); rtl8xxxu_save_regs(priv, iqk_bb_regs, priv->bb_backup, RTL8XXXU_BB_REGS); } rtl8xxxu_path_adda_on(priv, adda_regs, true); /* MAC settings */ rtl8xxxu_mac_calibration(priv, iqk_mac_regs, priv->mac_backup); val32 = rtl8xxxu_read32(priv, REG_CCK0_AFE_SETTING); val32 |= 0x0f000000; rtl8xxxu_write32(priv, REG_CCK0_AFE_SETTING, val32); rtl8xxxu_write32(priv, REG_OFDM0_TRX_PATH_ENABLE, 0x03a05600); rtl8xxxu_write32(priv, REG_OFDM0_TR_MUX_PAR, 0x000800e4); rtl8xxxu_write32(priv, REG_FPGA0_XCD_RF_SW_CTRL, 0x22208200); val32 = rtl8xxxu_read32(priv, REG_FPGA0_XAB_RF_SW_CTRL); val32 |= (FPGA0_RF_PAPE | (FPGA0_RF_PAPE << FPGA0_RF_BD_CTRL_SHIFT)); rtl8xxxu_write32(priv, REG_FPGA0_XAB_RF_SW_CTRL, val32); val32 = rtl8xxxu_read32(priv, REG_FPGA0_XA_RF_INT_OE); val32 |= BIT(10); rtl8xxxu_write32(priv, REG_FPGA0_XA_RF_INT_OE, val32); val32 = rtl8xxxu_read32(priv, REG_FPGA0_XB_RF_INT_OE); val32 |= BIT(10); rtl8xxxu_write32(priv, REG_FPGA0_XB_RF_INT_OE, val32); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); for (i = 0; i < retry; i++) { path_a_ok = rtl8192eu_iqk_path_a(priv); if (path_a_ok == 0x01) { val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_A); result[t][0] = (val32 >> 16) & 0x3ff; val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_A); result[t][1] = (val32 >> 16) & 0x3ff; break; } } if (!path_a_ok) dev_dbg(dev, "%s: Path A TX IQK failed!\n", __func__); for (i = 0; i < retry; i++) { path_a_ok = rtl8192eu_rx_iqk_path_a(priv); if (path_a_ok == 0x03) { val32 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_A_2); result[t][2] = (val32 >> 16) & 0x3ff; val32 = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_A_2); result[t][3] = (val32 >> 16) & 0x3ff; break; } } if (!path_a_ok) dev_dbg(dev, "%s: Path A RX IQK failed!\n", __func__); if (priv->rf_paths > 1) { /* Path A into standby */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_AC, 0x10000); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); /* Turn Path B ADDA on */ rtl8xxxu_path_adda_on(priv, adda_regs, false); rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x80800000); rtl8xxxu_write32(priv, REG_TX_IQK, 0x01007c00); rtl8xxxu_write32(priv, REG_RX_IQK, 0x01004800); for (i = 0; i < retry; i++) { path_b_ok = rtl8192eu_iqk_path_b(priv); if (path_b_ok == 0x01) { val32 = rtl8xxxu_read32(priv, REG_TX_POWER_BEFORE_IQK_B); result[t][4] = (val32 >> 16) & 0x3ff; val32 = rtl8xxxu_read32(priv, REG_TX_POWER_AFTER_IQK_B); result[t][5] = (val32 >> 16) & 0x3ff; break; } } if (!path_b_ok) dev_dbg(dev, "%s: Path B IQK failed!\n", __func__); for (i = 0; i < retry; i++) { path_b_ok = rtl8192eu_rx_iqk_path_b(priv); if (path_b_ok == 0x03) { val32 = rtl8xxxu_read32(priv, REG_RX_POWER_BEFORE_IQK_B_2); result[t][6] = (val32 >> 16) & 0x3ff; val32 = rtl8xxxu_read32(priv, REG_RX_POWER_AFTER_IQK_B_2); result[t][7] = (val32 >> 16) & 0x3ff; break; } } if (!path_b_ok) dev_dbg(dev, "%s: Path B RX IQK failed!\n", __func__); } /* Back to BB mode, load original value */ rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); if (t) { /* Reload ADDA power saving parameters */ rtl8xxxu_restore_regs(priv, adda_regs, priv->adda_backup, RTL8XXXU_ADDA_REGS); /* Reload MAC parameters */ rtl8xxxu_restore_mac_regs(priv, iqk_mac_regs, priv->mac_backup); /* Reload BB parameters */ rtl8xxxu_restore_regs(priv, iqk_bb_regs, priv->bb_backup, RTL8XXXU_BB_REGS); /* Restore RX initial gain */ val32 = rtl8xxxu_read32(priv, REG_OFDM0_XA_AGC_CORE1); val32 &= 0xffffff00; rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, val32 | 0x50); rtl8xxxu_write32(priv, REG_OFDM0_XA_AGC_CORE1, val32 | xa_agc); if (priv->rf_paths > 1) { val32 = rtl8xxxu_read32(priv, REG_OFDM0_XB_AGC_CORE1); val32 &= 0xffffff00; rtl8xxxu_write32(priv, REG_OFDM0_XB_AGC_CORE1, val32 | 0x50); rtl8xxxu_write32(priv, REG_OFDM0_XB_AGC_CORE1, val32 | xb_agc); } /* Load 0xe30 IQC default value */ rtl8xxxu_write32(priv, REG_TX_IQK_TONE_A, 0x01008c00); rtl8xxxu_write32(priv, REG_RX_IQK_TONE_A, 0x01008c00); } } static void rtl8192eu_phy_iq_calibrate(struct rtl8xxxu_priv *priv) { struct device *dev = &priv->udev->dev; int result[4][8]; /* last is final result */ int i, candidate; bool path_a_ok, path_b_ok; u32 reg_e94, reg_e9c, reg_ea4, reg_eac; u32 reg_eb4, reg_ebc, reg_ec4, reg_ecc; bool simu; memset(result, 0, sizeof(result)); candidate = -1; path_a_ok = false; path_b_ok = false; for (i = 0; i < 3; i++) { rtl8192eu_phy_iqcalibrate(priv, result, i); if (i == 1) { simu = rtl8xxxu_gen2_simularity_compare(priv, result, 0, 1); if (simu) { candidate = 0; break; } } if (i == 2) { simu = rtl8xxxu_gen2_simularity_compare(priv, result, 0, 2); if (simu) { candidate = 0; break; } simu = rtl8xxxu_gen2_simularity_compare(priv, result, 1, 2); if (simu) candidate = 1; else candidate = 3; } } for (i = 0; i < 4; i++) { reg_e94 = result[i][0]; reg_e9c = result[i][1]; reg_ea4 = result[i][2]; reg_eb4 = result[i][4]; reg_ebc = result[i][5]; reg_ec4 = result[i][6]; } if (candidate >= 0) { reg_e94 = result[candidate][0]; priv->rege94 = reg_e94; reg_e9c = result[candidate][1]; priv->rege9c = reg_e9c; reg_ea4 = result[candidate][2]; reg_eac = result[candidate][3]; reg_eb4 = result[candidate][4]; priv->regeb4 = reg_eb4; reg_ebc = result[candidate][5]; priv->regebc = reg_ebc; reg_ec4 = result[candidate][6]; reg_ecc = result[candidate][7]; dev_dbg(dev, "%s: candidate is %x\n", __func__, candidate); dev_dbg(dev, "%s: e94 =%x e9c=%x ea4=%x eac=%x eb4=%x ebc=%x ec4=%x ecc=%x\n", __func__, reg_e94, reg_e9c, reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc); path_a_ok = true; path_b_ok = true; } else { reg_e94 = reg_eb4 = priv->rege94 = priv->regeb4 = 0x100; reg_e9c = reg_ebc = priv->rege9c = priv->regebc = 0x0; } if (reg_e94 && candidate >= 0) rtl8xxxu_fill_iqk_matrix_a(priv, path_a_ok, result, candidate, (reg_ea4 == 0)); if (priv->rf_paths > 1) rtl8xxxu_fill_iqk_matrix_b(priv, path_b_ok, result, candidate, (reg_ec4 == 0)); rtl8xxxu_save_regs(priv, rtl8xxxu_iqk_phy_iq_bb_reg, priv->bb_recovery_backup, RTL8XXXU_BB_REGS); } /* * This is needed for 8723bu as well, presumable */ static void rtl8192e_crystal_afe_adjust(struct rtl8xxxu_priv *priv) { u8 val8; u32 val32; /* * 40Mhz crystal source, MAC 0x28[2]=0 */ val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL); val8 &= 0xfb; rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8); val32 = rtl8xxxu_read32(priv, REG_AFE_CTRL4); val32 &= 0xfffffc7f; rtl8xxxu_write32(priv, REG_AFE_CTRL4, val32); /* * 92e AFE parameter * AFE PLL KVCO selection, MAC 0x28[6]=1 */ val8 = rtl8xxxu_read8(priv, REG_AFE_PLL_CTRL); val8 &= 0xbf; rtl8xxxu_write8(priv, REG_AFE_PLL_CTRL, val8); /* * AFE PLL KVCO selection, MAC 0x78[21]=0 */ val32 = rtl8xxxu_read32(priv, REG_AFE_CTRL4); val32 &= 0xffdfffff; rtl8xxxu_write32(priv, REG_AFE_CTRL4, val32); } static void rtl8192e_disabled_to_emu(struct rtl8xxxu_priv *priv) { u8 val8; /* Clear suspend enable and power down enable*/ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); val8 &= ~(BIT(3) | BIT(4)); rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); } static int rtl8192e_emu_to_active(struct rtl8xxxu_priv *priv) { u8 val8; u32 val32; int count, ret = 0; /* disable HWPDN 0x04[15]=0*/ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); val8 &= ~BIT(7); rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); /* disable SW LPS 0x04[10]= 0 */ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); val8 &= ~BIT(2); rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); /* disable WL suspend*/ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); val8 &= ~(BIT(3) | BIT(4)); rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); /* wait till 0x04[17] = 1 power ready*/ for (count = RTL8XXXU_MAX_REG_POLL; count; count--) { val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO); if (val32 & BIT(17)) break; udelay(10); } if (!count) { ret = -EBUSY; goto exit; } /* We should be able to optimize the following three entries into one */ /* release WLON reset 0x04[16]= 1*/ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2); val8 |= BIT(0); rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8); /* set, then poll until 0 */ val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO); val32 |= APS_FSMCO_MAC_ENABLE; rtl8xxxu_write32(priv, REG_APS_FSMCO, val32); for (count = RTL8XXXU_MAX_REG_POLL; count; count--) { val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO); if ((val32 & APS_FSMCO_MAC_ENABLE) == 0) { ret = 0; break; } udelay(10); } if (!count) { ret = -EBUSY; goto exit; } exit: return ret; } static int rtl8192eu_active_to_lps(struct rtl8xxxu_priv *priv) { struct device *dev = &priv->udev->dev; u8 val8; u16 val16; u32 val32; int retry, retval; rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff); retry = 100; retval = -EBUSY; /* * Poll 32 bit wide 0x05f8 for 0x00000000 to ensure no TX is pending. */ do { val32 = rtl8xxxu_read32(priv, REG_SCH_TX_CMD); if (!val32) { retval = 0; break; } } while (retry--); if (!retry) { dev_warn(dev, "Failed to flush TX queue\n"); retval = -EBUSY; goto out; } /* Disable CCK and OFDM, clock gated */ val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC); val8 &= ~SYS_FUNC_BBRSTB; rtl8xxxu_write8(priv, REG_SYS_FUNC, val8); udelay(2); /* Reset whole BB */ val8 = rtl8xxxu_read8(priv, REG_SYS_FUNC); val8 &= ~SYS_FUNC_BB_GLB_RSTN; rtl8xxxu_write8(priv, REG_SYS_FUNC, val8); /* Reset MAC TRX */ val16 = rtl8xxxu_read16(priv, REG_CR); val16 &= 0xff00; val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE); rtl8xxxu_write16(priv, REG_CR, val16); val16 = rtl8xxxu_read16(priv, REG_CR); val16 &= ~CR_SECURITY_ENABLE; rtl8xxxu_write16(priv, REG_CR, val16); val8 = rtl8xxxu_read8(priv, REG_DUAL_TSF_RST); val8 |= DUAL_TSF_TX_OK; rtl8xxxu_write8(priv, REG_DUAL_TSF_RST, val8); out: return retval; } static int rtl8192eu_active_to_emu(struct rtl8xxxu_priv *priv) { u8 val8; int count, ret = 0; /* Turn off RF */ val8 = rtl8xxxu_read8(priv, REG_RF_CTRL); val8 &= ~RF_ENABLE; rtl8xxxu_write8(priv, REG_RF_CTRL, val8); /* Switch DPDT_SEL_P output from register 0x65[2] */ val8 = rtl8xxxu_read8(priv, REG_LEDCFG2); val8 &= ~LEDCFG2_DPDT_SELECT; rtl8xxxu_write8(priv, REG_LEDCFG2, val8); /* 0x0005[1] = 1 turn off MAC by HW state machine*/ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); val8 |= BIT(1); rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); for (count = RTL8XXXU_MAX_REG_POLL; count; count--) { val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); if ((val8 & BIT(1)) == 0) break; udelay(10); } if (!count) { dev_warn(&priv->udev->dev, "%s: Disabling MAC timed out\n", __func__); ret = -EBUSY; goto exit; } exit: return ret; } static int rtl8192eu_emu_to_disabled(struct rtl8xxxu_priv *priv) { u8 val8; /* 0x04[12:11] = 01 enable WL suspend */ val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1); val8 &= ~(BIT(3) | BIT(4)); val8 |= BIT(3); rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8); return 0; } static int rtl8192eu_power_on(struct rtl8xxxu_priv *priv) { u16 val16; u32 val32; int ret; val32 = rtl8xxxu_read32(priv, REG_SYS_CFG); if (val32 & SYS_CFG_SPS_LDO_SEL) { rtl8xxxu_write8(priv, REG_LDO_SW_CTRL, 0xc3); } else { /* * Raise 1.2V voltage */ val32 = rtl8xxxu_read32(priv, REG_8192E_LDOV12_CTRL); val32 &= 0xff0fffff; val32 |= 0x00500000; rtl8xxxu_write32(priv, REG_8192E_LDOV12_CTRL, val32); rtl8xxxu_write8(priv, REG_LDO_SW_CTRL, 0x83); } /* * Adjust AFE before enabling PLL */ rtl8192e_crystal_afe_adjust(priv); rtl8192e_disabled_to_emu(priv); ret = rtl8192e_emu_to_active(priv); if (ret) goto exit; rtl8xxxu_write16(priv, REG_CR, 0x0000); /* * Enable MAC DMA/WMAC/SCHEDULE/SEC block * Set CR bit10 to enable 32k calibration. */ val16 = rtl8xxxu_read16(priv, REG_CR); val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE | CR_TXDMA_ENABLE | CR_RXDMA_ENABLE | CR_PROTOCOL_ENABLE | CR_SCHEDULE_ENABLE | CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE | CR_SECURITY_ENABLE | CR_CALTIMER_ENABLE); rtl8xxxu_write16(priv, REG_CR, val16); exit: return ret; } static void rtl8192eu_power_off(struct rtl8xxxu_priv *priv) { u8 val8; u16 val16; rtl8xxxu_flush_fifo(priv); val8 = rtl8xxxu_read8(priv, REG_TX_REPORT_CTRL); val8 &= ~TX_REPORT_CTRL_TIMER_ENABLE; rtl8xxxu_write8(priv, REG_TX_REPORT_CTRL, val8); /* Turn off RF */ rtl8xxxu_write8(priv, REG_RF_CTRL, 0x00); rtl8192eu_active_to_lps(priv); /* Reset Firmware if running in RAM */ if (rtl8xxxu_read8(priv, REG_MCU_FW_DL) & MCU_FW_RAM_SEL) rtl8xxxu_firmware_self_reset(priv); /* Reset MCU */ val16 = rtl8xxxu_read16(priv, REG_SYS_FUNC); val16 &= ~SYS_FUNC_CPU_ENABLE; rtl8xxxu_write16(priv, REG_SYS_FUNC, val16); /* Reset MCU ready status */ rtl8xxxu_write8(priv, REG_MCU_FW_DL, 0x00); rtl8xxxu_reset_8051(priv); rtl8192eu_active_to_emu(priv); rtl8192eu_emu_to_disabled(priv); } static void rtl8192e_enable_rf(struct rtl8xxxu_priv *priv) { u32 val32; u8 val8; val32 = rtl8xxxu_read32(priv, REG_RX_WAIT_CCA); val32 |= (BIT(22) | BIT(23)); rtl8xxxu_write32(priv, REG_RX_WAIT_CCA, val32); val8 = rtl8xxxu_read8(priv, REG_GPIO_MUXCFG); val8 |= BIT(5); rtl8xxxu_write8(priv, REG_GPIO_MUXCFG, val8); /* * WLAN action by PTA */ rtl8xxxu_write8(priv, REG_WLAN_ACT_CONTROL_8723B, 0x04); val32 = rtl8xxxu_read32(priv, REG_PWR_DATA); val32 |= PWR_DATA_EEPRPAD_RFE_CTRL_EN; rtl8xxxu_write32(priv, REG_PWR_DATA, val32); val32 = rtl8xxxu_read32(priv, REG_RFE_BUFFER); val32 |= (BIT(0) | BIT(1)); rtl8xxxu_write32(priv, REG_RFE_BUFFER, val32); rtl8xxxu_write8(priv, REG_RFE_CTRL_ANTA_SRC, 0x77); val32 = rtl8xxxu_read32(priv, REG_LEDCFG0); val32 &= ~BIT(24); val32 |= BIT(23); rtl8xxxu_write32(priv, REG_LEDCFG0, val32); /* * Fix external switch Main->S1, Aux->S0 */ val8 = rtl8xxxu_read8(priv, REG_PAD_CTRL1); val8 &= ~BIT(0); rtl8xxxu_write8(priv, REG_PAD_CTRL1, val8); /* * Fix transmission failure of rtl8192e. */ rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00); } static s8 rtl8192e_cck_rssi(struct rtl8xxxu_priv *priv, u8 cck_agc_rpt) { static const s8 lna_gain_table_0[8] = {15, 9, -10, -21, -23, -27, -43, -44}; static const s8 lna_gain_table_1[8] = {24, 18, 13, -4, -11, -18, -31, -36}; s8 rx_pwr_all = 0x00; u8 vga_idx, lna_idx; s8 lna_gain = 0; lna_idx = u8_get_bits(cck_agc_rpt, CCK_AGC_RPT_LNA_IDX_MASK); vga_idx = u8_get_bits(cck_agc_rpt, CCK_AGC_RPT_VGA_IDX_MASK); if (priv->cck_agc_report_type == 0) lna_gain = lna_gain_table_0[lna_idx]; else lna_gain = lna_gain_table_1[lna_idx]; rx_pwr_all = lna_gain - (2 * vga_idx); return rx_pwr_all; } static int rtl8192eu_led_brightness_set(struct led_classdev *led_cdev, enum led_brightness brightness) { struct rtl8xxxu_priv *priv = container_of(led_cdev, struct rtl8xxxu_priv, led_cdev); u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG1); if (brightness == LED_OFF) { ledcfg &= ~LEDCFG1_HW_LED_CONTROL; ledcfg |= LEDCFG1_LED_DISABLE; } else if (brightness == LED_ON) { ledcfg &= ~(LEDCFG1_HW_LED_CONTROL | LEDCFG1_LED_DISABLE); } else if (brightness == RTL8XXXU_HW_LED_CONTROL) { ledcfg &= ~LEDCFG1_LED_DISABLE; ledcfg |= LEDCFG1_HW_LED_CONTROL; } rtl8xxxu_write8(priv, REG_LEDCFG1, ledcfg); return 0; } struct rtl8xxxu_fileops rtl8192eu_fops = { .identify_chip = rtl8192eu_identify_chip, .parse_efuse = rtl8192eu_parse_efuse, .load_firmware = rtl8192eu_load_firmware, .power_on = rtl8192eu_power_on, .power_off = rtl8192eu_power_off, .reset_8051 = rtl8xxxu_reset_8051, .llt_init = rtl8xxxu_auto_llt_table, .init_phy_bb = rtl8192eu_init_phy_bb, .init_phy_rf = rtl8192eu_init_phy_rf, .phy_lc_calibrate = rtl8723a_phy_lc_calibrate, .phy_iq_calibrate = rtl8192eu_phy_iq_calibrate, .config_channel = rtl8xxxu_gen2_config_channel, .parse_rx_desc = rtl8xxxu_parse_rxdesc24, .enable_rf = rtl8192e_enable_rf, .disable_rf = rtl8xxxu_gen2_disable_rf, .usb_quirks = rtl8xxxu_gen2_usb_quirks, .set_tx_power = rtl8192e_set_tx_power, .update_rate_mask = rtl8xxxu_gen2_update_rate_mask, .report_connect = rtl8xxxu_gen2_report_connect, .report_rssi = rtl8xxxu_gen2_report_rssi, .fill_txdesc = rtl8xxxu_fill_txdesc_v2, .set_crystal_cap = rtl8723a_set_crystal_cap, .cck_rssi = rtl8192e_cck_rssi, .led_classdev_brightness_set = rtl8192eu_led_brightness_set, .writeN_block_size = 128, .tx_desc_size = sizeof(struct rtl8xxxu_txdesc40), .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc24), .has_s0s1 = 0, .gen2_thermal_meter = 1, .needs_full_init = 1, .adda_1t_init = 0x0fc01616, .adda_1t_path_on = 0x0fc01616, .adda_2t_path_on_a = 0x0fc01616, .adda_2t_path_on_b = 0x0fc01616, .trxff_boundary = 0x3cff, .mactable = rtl8192e_mac_init_table, .total_page_num = TX_TOTAL_PAGE_NUM_8192E, .page_num_hi = TX_PAGE_NUM_HI_PQ_8192E, .page_num_lo = TX_PAGE_NUM_LO_PQ_8192E, .page_num_norm = TX_PAGE_NUM_NORM_PQ_8192E, };