diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c | 1714 |
1 files changed, 1714 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c new file mode 100644 index 000000000..761aeec07 --- /dev/null +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c @@ -0,0 +1,1714 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * RTL8XXXU mac80211 USB driver - 8192e specific subdriver + * + * Copyright (c) 2014 - 2017 Jes Sorensen <Jes.Sorensen@gmail.com> + * + * 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 <linux/init.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/errno.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/spinlock.h> +#include <linux/list.h> +#include <linux/usb.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ethtool.h> +#include <linux/wireless.h> +#include <linux/firmware.h> +#include <linux/moduleparam.h> +#include <net/mac80211.h> +#include "rtl8xxxu.h" +#include "rtl8xxxu_regs.h" + +static 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 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 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 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 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 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 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->has_xtalk = 1; + priv->xtalk = 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); + + if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) { + unsigned char *raw = priv->efuse_wifi.raw; + + dev_info(&priv->udev->dev, + "%s: dumping efuse (0x%02zx bytes):\n", + __func__, sizeof(struct rtl8192eu_efuse)); + for (i = 0; i < sizeof(struct rtl8192eu_efuse); i += 8) + dev_info(&priv->udev->dev, "%02x: %8ph\n", i, &raw[i]); + } + return 0; +} + +static int rtl8192eu_load_firmware(struct rtl8xxxu_priv *priv) +{ + 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_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, 0xf117b); + + /* 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, 0x51000); + + /* 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, 0x82160c1f); + rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x68160c1f); + + /* 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_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, 0xf7ffa); + + /* 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, 0x51000); + + /* 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, 0x82160c1f); + rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160c1f); + + /* 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_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_write32(priv, REG_FPGA0_IQK, 0x80800000); + + rtl8xxxu_write32(priv, REG_FPGA0_IQK, 0x00000000); + 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, 0x821403e2); + rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x68160000); + + /* LO calibration setting */ + rtl8xxxu_write32(priv, REG_IQK_AGC_RSP, 0x00492911); + + /* 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, 0xf117b); + + /* 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, 0x51000); + + /* 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, 0x82160c1f); + rtl8xxxu_write32(priv, REG_RX_IQK_PI_B, 0x68160c1f); + + /* 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, 0xf7ffa); + + /* 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, 0x51000); + + /* 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, 0x82160c1f); + rtl8xxxu_write32(priv, REG_RX_IQK_PI_A, 0x28160c1f); + + /* 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); +} + +struct rtl8xxxu_fileops rtl8192eu_fops = { + .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_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, + .fill_txdesc = rtl8xxxu_fill_txdesc_v2, + .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, +}; |