diff options
Diffstat (limited to 'drivers/net/wireless/ath5k/phy.c')
| -rw-r--r-- | drivers/net/wireless/ath5k/phy.c | 2029 |
1 files changed, 542 insertions, 1487 deletions
diff --git a/drivers/net/wireless/ath5k/phy.c b/drivers/net/wireless/ath5k/phy.c index 7ba18e0..81f5beb 100644 --- a/drivers/net/wireless/ath5k/phy.c +++ b/drivers/net/wireless/ath5k/phy.c @@ -2,7 +2,7 @@ * PHY functions * * Copyright (c) 2004-2007 Reyk Floeter <reyk@openbsd.org> - * Copyright (c) 2006-2007 Nick Kossifidis <mickflemm@gmail.com> + * Copyright (c) 2006-2009 Nick Kossifidis <mickflemm@gmail.com> * Copyright (c) 2007-2008 Jiri Slaby <jirislaby@gmail.com> * * Permission to use, copy, modify, and distribute this software for any @@ -26,1138 +26,191 @@ #include "ath5k.h" #include "reg.h" #include "base.h" - -/* Struct to hold initial RF register values (RF Banks) */ -struct ath5k_ini_rf { - u8 rf_bank; /* check out ath5k_reg.h */ - u16 rf_register; /* register address */ - u32 rf_value[5]; /* register value for different modes (above) */ -}; - -/* - * Mode-specific RF Gain table (64bytes) for RF5111/5112 - * (RF5110 only comes with AR5210 and only supports a/turbo a mode so initial - * RF Gain values are included in AR5K_AR5210_INI) - */ -struct ath5k_ini_rfgain { - u16 rfg_register; /* RF Gain register address */ - u32 rfg_value[2]; /* [freq (see below)] */ -}; - -struct ath5k_gain_opt { - u32 go_default; - u32 go_steps_count; - const struct ath5k_gain_opt_step go_step[AR5K_GAIN_STEP_COUNT]; -}; - -/* RF5111 mode-specific init registers */ -static const struct ath5k_ini_rf rfregs_5111[] = { - { 0, 0x989c, - /* mode a/XR mode aTurbo mode b mode g mode gTurbo */ - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00380000, 0x00380000, 0x00380000, 0x00380000, 0x00380000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 0, 0x989c, - { 0x00000000, 0x00000000, 0x000000c0, 0x00000080, 0x00000080 } }, - { 0, 0x989c, - { 0x000400f9, 0x000400f9, 0x000400ff, 0x000400fd, 0x000400fd } }, - { 0, 0x98d4, - { 0x00000000, 0x00000000, 0x00000004, 0x00000004, 0x00000004 } }, - { 1, 0x98d4, - { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } }, - { 2, 0x98d4, - { 0x00000010, 0x00000014, 0x00000010, 0x00000010, 0x00000014 } }, - { 3, 0x98d8, - { 0x00601068, 0x00601068, 0x00601068, 0x00601068, 0x00601068 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x10000000, 0x10000000, 0x10000000, 0x10000000, 0x10000000 } }, - { 6, 0x989c, - { 0x04000000, 0x04000000, 0x04000000, 0x04000000, 0x04000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x0a000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x003800c0, 0x00380080, 0x023800c0, 0x003800c0, 0x003800c0 } }, - { 6, 0x989c, - { 0x00020006, 0x00020006, 0x00000006, 0x00020006, 0x00020006 } }, - { 6, 0x989c, - { 0x00000089, 0x00000089, 0x00000089, 0x00000089, 0x00000089 } }, - { 6, 0x989c, - { 0x000000a0, 0x000000a0, 0x000000a0, 0x000000a0, 0x000000a0 } }, - { 6, 0x989c, - { 0x00040007, 0x00040007, 0x00040007, 0x00040007, 0x00040007 } }, - { 6, 0x98d4, - { 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a } }, - { 7, 0x989c, - { 0x00000040, 0x00000048, 0x00000040, 0x00000040, 0x00000040 } }, - { 7, 0x989c, - { 0x00000010, 0x00000010, 0x00000010, 0x00000010, 0x00000010 } }, - { 7, 0x989c, - { 0x00000008, 0x00000008, 0x00000008, 0x00000008, 0x00000008 } }, - { 7, 0x989c, - { 0x0000004f, 0x0000004f, 0x0000004f, 0x0000004f, 0x0000004f } }, - { 7, 0x989c, - { 0x000000f1, 0x000000f1, 0x00000061, 0x000000f1, 0x000000f1 } }, - { 7, 0x989c, - { 0x0000904f, 0x0000904f, 0x0000904c, 0x0000904f, 0x0000904f } }, - { 7, 0x989c, - { 0x0000125a, 0x0000125a, 0x0000129a, 0x0000125a, 0x0000125a } }, - { 7, 0x98cc, - { 0x0000000e, 0x0000000e, 0x0000000f, 0x0000000e, 0x0000000e } }, -}; - -/* Initial RF Gain settings for RF5111 */ -static const struct ath5k_ini_rfgain rfgain_5111[] = { - /* 5Ghz 2Ghz */ - { AR5K_RF_GAIN(0), { 0x000001a9, 0x00000000 } }, - { AR5K_RF_GAIN(1), { 0x000001e9, 0x00000040 } }, - { AR5K_RF_GAIN(2), { 0x00000029, 0x00000080 } }, - { AR5K_RF_GAIN(3), { 0x00000069, 0x00000150 } }, - { AR5K_RF_GAIN(4), { 0x00000199, 0x00000190 } }, - { AR5K_RF_GAIN(5), { 0x000001d9, 0x000001d0 } }, - { AR5K_RF_GAIN(6), { 0x00000019, 0x00000010 } }, - { AR5K_RF_GAIN(7), { 0x00000059, 0x00000044 } }, - { AR5K_RF_GAIN(8), { 0x00000099, 0x00000084 } }, - { AR5K_RF_GAIN(9), { 0x000001a5, 0x00000148 } }, - { AR5K_RF_GAIN(10), { 0x000001e5, 0x00000188 } }, - { AR5K_RF_GAIN(11), { 0x00000025, 0x000001c8 } }, - { AR5K_RF_GAIN(12), { 0x000001c8, 0x00000014 } }, - { AR5K_RF_GAIN(13), { 0x00000008, 0x00000042 } }, - { AR5K_RF_GAIN(14), { 0x00000048, 0x00000082 } }, - { AR5K_RF_GAIN(15), { 0x00000088, 0x00000178 } }, - { AR5K_RF_GAIN(16), { 0x00000198, 0x000001b8 } }, - { AR5K_RF_GAIN(17), { 0x000001d8, 0x000001f8 } }, - { AR5K_RF_GAIN(18), { 0x00000018, 0x00000012 } }, - { AR5K_RF_GAIN(19), { 0x00000058, 0x00000052 } }, - { AR5K_RF_GAIN(20), { 0x00000098, 0x00000092 } }, - { AR5K_RF_GAIN(21), { 0x000001a4, 0x0000017c } }, - { AR5K_RF_GAIN(22), { 0x000001e4, 0x000001bc } }, - { AR5K_RF_GAIN(23), { 0x00000024, 0x000001fc } }, - { AR5K_RF_GAIN(24), { 0x00000064, 0x0000000a } }, - { AR5K_RF_GAIN(25), { 0x000000a4, 0x0000004a } }, - { AR5K_RF_GAIN(26), { 0x000000e4, 0x0000008a } }, - { AR5K_RF_GAIN(27), { 0x0000010a, 0x0000015a } }, - { AR5K_RF_GAIN(28), { 0x0000014a, 0x0000019a } }, - { AR5K_RF_GAIN(29), { 0x0000018a, 0x000001da } }, - { AR5K_RF_GAIN(30), { 0x000001ca, 0x0000000e } }, - { AR5K_RF_GAIN(31), { 0x0000000a, 0x0000004e } }, - { AR5K_RF_GAIN(32), { 0x0000004a, 0x0000008e } }, - { AR5K_RF_GAIN(33), { 0x0000008a, 0x0000015e } }, - { AR5K_RF_GAIN(34), { 0x000001ba, 0x0000019e } }, - { AR5K_RF_GAIN(35), { 0x000001fa, 0x000001de } }, - { AR5K_RF_GAIN(36), { 0x0000003a, 0x00000009 } }, - { AR5K_RF_GAIN(37), { 0x0000007a, 0x00000049 } }, - { AR5K_RF_GAIN(38), { 0x00000186, 0x00000089 } }, - { AR5K_RF_GAIN(39), { 0x000001c6, 0x00000179 } }, - { AR5K_RF_GAIN(40), { 0x00000006, 0x000001b9 } }, - { AR5K_RF_GAIN(41), { 0x00000046, 0x000001f9 } }, - { AR5K_RF_GAIN(42), { 0x00000086, 0x00000039 } }, - { AR5K_RF_GAIN(43), { 0x000000c6, 0x00000079 } }, - { AR5K_RF_GAIN(44), { 0x000000c6, 0x000000b9 } }, - { AR5K_RF_GAIN(45), { 0x000000c6, 0x000001bd } }, - { AR5K_RF_GAIN(46), { 0x000000c6, 0x000001fd } }, - { AR5K_RF_GAIN(47), { 0x000000c6, 0x0000003d } }, - { AR5K_RF_GAIN(48), { 0x000000c6, 0x0000007d } }, - { AR5K_RF_GAIN(49), { 0x000000c6, 0x000000bd } }, - { AR5K_RF_GAIN(50), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(51), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(52), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(53), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(54), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(55), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(56), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(57), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(58), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(59), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(60), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(61), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(62), { 0x000000c6, 0x000000fd } }, - { AR5K_RF_GAIN(63), { 0x000000c6, 0x000000fd } }, -}; - -static const struct ath5k_gain_opt rfgain_opt_5111 = { - 4, - 9, - { - { { 4, 1, 1, 1 }, 6 }, - { { 4, 0, 1, 1 }, 4 }, - { { 3, 1, 1, 1 }, 3 }, - { { 4, 0, 0, 1 }, 1 }, - { { 4, 1, 1, 0 }, 0 }, - { { 4, 0, 1, 0 }, -2 }, - { { 3, 1, 1, 0 }, -3 }, - { { 4, 0, 0, 0 }, -4 }, - { { 2, 1, 1, 0 }, -6 } - } -}; - -/* RF5112 mode-specific init registers */ -static const struct ath5k_ini_rf rfregs_5112[] = { - { 1, 0x98d4, - /* mode a/XR mode aTurbo mode b mode g mode gTurbo */ - { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } }, - { 2, 0x98d0, - { 0x03060408, 0x03070408, 0x03060408, 0x03060408, 0x03070408 } }, - { 3, 0x98dc, - { 0x00a0c0c0, 0x00a0c0c0, 0x00e0c0c0, 0x00e0c0c0, 0x00e0c0c0 } }, - { 6, 0x989c, - { 0x00a00000, 0x00a00000, 0x00a00000, 0x00a00000, 0x00a00000 } }, - { 6, 0x989c, - { 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00660000, 0x00660000, 0x00660000, 0x00660000, 0x00660000 } }, - { 6, 0x989c, - { 0x00db0000, 0x00db0000, 0x00db0000, 0x00db0000, 0x00db0000 } }, - { 6, 0x989c, - { 0x00f10000, 0x00f10000, 0x00f10000, 0x00f10000, 0x00f10000 } }, - { 6, 0x989c, - { 0x00120000, 0x00120000, 0x00120000, 0x00120000, 0x00120000 } }, - { 6, 0x989c, - { 0x00120000, 0x00120000, 0x00120000, 0x00120000, 0x00120000 } }, - { 6, 0x989c, - { 0x00730000, 0x00730000, 0x00730000, 0x00730000, 0x00730000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x008b0000, 0x008b0000, 0x008b0000, 0x008b0000, 0x008b0000 } }, - { 6, 0x989c, - { 0x00600000, 0x00600000, 0x00600000, 0x00600000, 0x00600000 } }, - { 6, 0x989c, - { 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000 } }, - { 6, 0x989c, - { 0x00840000, 0x00840000, 0x00840000, 0x00840000, 0x00840000 } }, - { 6, 0x989c, - { 0x00640000, 0x00640000, 0x00640000, 0x00640000, 0x00640000 } }, - { 6, 0x989c, - { 0x00200000, 0x00200000, 0x00200000, 0x00200000, 0x00200000 } }, - { 6, 0x989c, - { 0x00240000, 0x00240000, 0x00240000, 0x00240000, 0x00240000 } }, - { 6, 0x989c, - { 0x00250000, 0x00250000, 0x00250000, 0x00250000, 0x00250000 } }, - { 6, 0x989c, - { 0x00110000, 0x00110000, 0x00110000, 0x00110000, 0x00110000 } }, - { 6, 0x989c, - { 0x00110000, 0x00110000, 0x00110000, 0x00110000, 0x00110000 } }, - { 6, 0x989c, - { 0x00510000, 0x00510000, 0x00510000, 0x00510000, 0x00510000 } }, - { 6, 0x989c, - { 0x1c040000, 0x1c040000, 0x1c040000, 0x1c040000, 0x1c040000 } }, - { 6, 0x989c, - { 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000, 0x000a0000 } }, - { 6, 0x989c, - { 0x00a10000, 0x00a10000, 0x00a10000, 0x00a10000, 0x00a10000 } }, - { 6, 0x989c, - { 0x00400000, 0x00400000, 0x00400000, 0x00400000, 0x00400000 } }, - { 6, 0x989c, - { 0x03090000, 0x03090000, 0x03090000, 0x03090000, 0x03090000 } }, - { 6, 0x989c, - { 0x06000000, 0x06000000, 0x06000000, 0x06000000, 0x06000000 } }, - { 6, 0x989c, - { 0x000000b0, 0x000000b0, 0x000000a8, 0x000000a8, 0x000000a8 } }, - { 6, 0x989c, - { 0x0000002e, 0x0000002e, 0x0000002e, 0x0000002e, 0x0000002e } }, - { 6, 0x989c, - { 0x006c4a41, 0x006c4a41, 0x006c4af1, 0x006c4a61, 0x006c4a61 } }, - { 6, 0x989c, - { 0x0050892a, 0x0050892a, 0x0050892b, 0x0050892b, 0x0050892b } }, - { 6, 0x989c, - { 0x00842400, 0x00842400, 0x00842400, 0x00842400, 0x00842400 } }, - { 6, 0x989c, - { 0x00c69200, 0x00c69200, 0x00c69200, 0x00c69200, 0x00c69200 } }, - { 6, 0x98d0, - { 0x0002000c, 0x0002000c, 0x0002000c, 0x0002000c, 0x0002000c } }, - { 7, 0x989c, - { 0x00000094, 0x00000094, 0x00000094, 0x00000094, 0x00000094 } }, - { 7, 0x989c, - { 0x00000091, 0x00000091, 0x00000091, 0x00000091, 0x00000091 } }, - { 7, 0x989c, - { 0x0000000a, 0x0000000a, 0x00000012, 0x00000012, 0x00000012 } }, - { 7, 0x989c, - { 0x00000080, 0x00000080, 0x00000080, 0x00000080, 0x00000080 } }, - { 7, 0x989c, - { 0x000000c1, 0x000000c1, 0x000000c1, 0x000000c1, 0x000000c1 } }, - { 7, 0x989c, - { 0x00000060, 0x00000060, 0x00000060, 0x00000060, 0x00000060 } }, - { 7, 0x989c, - { 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0 } }, - { 7, 0x989c, - { 0x00000022, 0x00000022, 0x00000022, 0x00000022, 0x00000022 } }, - { 7, 0x989c, - { 0x00000092, 0x00000092, 0x00000092, 0x00000092, 0x00000092 } }, - { 7, 0x989c, - { 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4 } }, - { 7, 0x989c, - { 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc } }, - { 7, 0x989c, - { 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c } }, - { 7, 0x98c4, - { 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003 } }, -}; - -/* RF5112A mode-specific init registers */ -static const struct ath5k_ini_rf rfregs_5112a[] = { - { 1, 0x98d4, - /* mode a/XR mode aTurbo mode b mode g mode gTurbo */ - { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } }, - { 2, 0x98d0, - { 0x03060408, 0x03070408, 0x03060408, 0x03060408, 0x03070408 } }, - { 3, 0x98dc, - { 0x00a0c0c0, 0x00a0c0c0, 0x00e0c0c0, 0x00e0c0c0, 0x00e0c0c0 } }, - { 6, 0x989c, - { 0x0f000000, 0x0f000000, 0x0f000000, 0x0f000000, 0x0f000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00800000, 0x00800000, 0x00800000, 0x00800000, 0x00800000 } }, - { 6, 0x989c, - { 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000 } }, - { 6, 0x989c, - { 0x00010000, 0x00010000, 0x00010000, 0x00010000, 0x00010000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00180000, 0x00180000, 0x00180000, 0x00180000, 0x00180000 } }, - { 6, 0x989c, - { 0x00600000, 0x00600000, 0x006e0000, 0x006e0000, 0x006e0000 } }, - { 6, 0x989c, - { 0x00c70000, 0x00c70000, 0x00c70000, 0x00c70000, 0x00c70000 } }, - { 6, 0x989c, - { 0x004b0000, 0x004b0000, 0x004b0000, 0x004b0000, 0x004b0000 } }, - { 6, 0x989c, - { 0x04480000, 0x04480000, 0x04480000, 0x04480000, 0x04480000 } }, - { 6, 0x989c, - { 0x00220000, 0x00220000, 0x00220000, 0x00220000, 0x00220000 } }, - { 6, 0x989c, - { 0x00e40000, 0x00e40000, 0x00e40000, 0x00e40000, 0x00e40000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00fc0000, 0x00fc0000, 0x00fc0000, 0x00fc0000, 0x00fc0000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x043f0000, 0x043f0000, 0x043f0000, 0x043f0000, 0x043f0000 } }, - { 6, 0x989c, - { 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000, 0x000c0000 } }, - { 6, 0x989c, - { 0x00190000, 0x00190000, 0x00190000, 0x00190000, 0x00190000 } }, - { 6, 0x989c, - { 0x00240000, 0x00240000, 0x00240000, 0x00240000, 0x00240000 } }, - { 6, 0x989c, - { 0x00b40000, 0x00b40000, 0x00b40000, 0x00b40000, 0x00b40000 } }, - { 6, 0x989c, - { 0x00990000, 0x00990000, 0x00990000, 0x00990000, 0x00990000 } }, - { 6, 0x989c, - { 0x00500000, 0x00500000, 0x00500000, 0x00500000, 0x00500000 } }, - { 6, 0x989c, - { 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000, 0x002a0000 } }, - { 6, 0x989c, - { 0x00120000, 0x00120000, 0x00120000, 0x00120000, 0x00120000 } }, - { 6, 0x989c, - { 0xc0320000, 0xc0320000, 0xc0320000, 0xc0320000, 0xc0320000 } }, - { 6, 0x989c, - { 0x01740000, 0x01740000, 0x01740000, 0x01740000, 0x01740000 } }, - { 6, 0x989c, - { 0x00110000, 0x00110000, 0x00110000, 0x00110000, 0x00110000 } }, - { 6, 0x989c, - { 0x86280000, 0x86280000, 0x86280000, 0x86280000, 0x86280000 } }, - { 6, 0x989c, - { 0x31840000, 0x31840000, 0x31840000, 0x31840000, 0x31840000 } }, - { 6, 0x989c, - { 0x00020080, 0x00020080, 0x00020080, 0x00020080, 0x00020080 } }, - { 6, 0x989c, - { 0x00080009, 0x00080009, 0x00080009, 0x00080009, 0x00080009 } }, - { 6, 0x989c, - { 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x000000b2, 0x000000b2, 0x000000b2, 0x000000b2, 0x000000b2 } }, - { 6, 0x989c, - { 0x00b02084, 0x00b02084, 0x00b02084, 0x00b02084, 0x00b02084 } }, - { 6, 0x989c, - { 0x004125a4, 0x004125a4, 0x004125a4, 0x004125a4, 0x004125a4 } }, - { 6, 0x989c, - { 0x00119220, 0x00119220, 0x00119220, 0x00119220, 0x00119220 } }, - { 6, 0x989c, - { 0x001a4800, 0x001a4800, 0x001a4800, 0x001a4800, 0x001a4800 } }, - { 6, 0x98d8, - { 0x000b0230, 0x000b0230, 0x000b0230, 0x000b0230, 0x000b0230 } }, - { 7, 0x989c, - { 0x00000094, 0x00000094, 0x00000094, 0x00000094, 0x00000094 } }, - { 7, 0x989c, - { 0x00000091, 0x00000091, 0x00000091, 0x00000091, 0x00000091 } }, - { 7, 0x989c, - { 0x00000012, 0x00000012, 0x00000012, 0x00000012, 0x00000012 } }, - { 7, 0x989c, - { 0x00000080, 0x00000080, 0x00000080, 0x00000080, 0x00000080 } }, - { 7, 0x989c, - { 0x000000d9, 0x000000d9, 0x000000d9, 0x000000d9, 0x000000d9 } }, - { 7, 0x989c, - { 0x00000060, 0x00000060, 0x00000060, 0x00000060, 0x00000060 } }, - { 7, 0x989c, - { 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0, 0x000000f0 } }, - { 7, 0x989c, - { 0x000000a2, 0x000000a2, 0x000000a2, 0x000000a2, 0x000000a2 } }, - { 7, 0x989c, - { 0x00000052, 0x00000052, 0x00000052, 0x00000052, 0x00000052 } }, - { 7, 0x989c, - { 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4, 0x000000d4 } }, - { 7, 0x989c, - { 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc, 0x000014cc } }, - { 7, 0x989c, - { 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c, 0x0000048c } }, - { 7, 0x98c4, - { 0x00000003, 0x00000003, 0x00000003, 0x00000003, 0x00000003 } }, -}; - - -static const struct ath5k_ini_rf rfregs_2112a[] = { - { 1, AR5K_RF_BUFFER_CONTROL_4, - /* mode b mode g mode gTurbo */ - { 0x00000020, 0x00000020, 0x00000020 } }, - { 2, AR5K_RF_BUFFER_CONTROL_3, - { 0x03060408, 0x03060408, 0x03070408 } }, - { 3, AR5K_RF_BUFFER_CONTROL_6, - { 0x00e020c0, 0x00e020c0, 0x00e020c0 } }, - { 6, AR5K_RF_BUFFER, - { 0x0a000000, 0x0a000000, 0x0a000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00800000, 0x00800000, 0x00800000 } }, - { 6, AR5K_RF_BUFFER, - { 0x002a0000, 0x002a0000, 0x002a0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00010000, 0x00010000, 0x00010000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00180000, 0x00180000, 0x00180000 } }, - { 6, AR5K_RF_BUFFER, - { 0x006e0000, 0x006e0000, 0x006e0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00c70000, 0x00c70000, 0x00c70000 } }, - { 6, AR5K_RF_BUFFER, - { 0x004b0000, 0x004b0000, 0x004b0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x04480000, 0x04480000, 0x04480000 } }, - { 6, AR5K_RF_BUFFER, - { 0x002a0000, 0x002a0000, 0x002a0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00e40000, 0x00e40000, 0x00e40000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00fc0000, 0x00fc0000, 0x00fc0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x043f0000, 0x043f0000, 0x043f0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x0c0c0000, 0x0c0c0000, 0x0c0c0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x02190000, 0x02190000, 0x02190000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00240000, 0x00240000, 0x00240000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00b40000, 0x00b40000, 0x00b40000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00990000, 0x00990000, 0x00990000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00500000, 0x00500000, 0x00500000 } }, - { 6, AR5K_RF_BUFFER, - { 0x002a0000, 0x002a0000, 0x002a0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00120000, 0x00120000, 0x00120000 } }, - { 6, AR5K_RF_BUFFER, - { 0xc0320000, 0xc0320000, 0xc0320000 } }, - { 6, AR5K_RF_BUFFER, - { 0x01740000, 0x01740000, 0x01740000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00110000, 0x00110000, 0x00110000 } }, - { 6, AR5K_RF_BUFFER, - { 0x86280000, 0x86280000, 0x86280000 } }, - { 6, AR5K_RF_BUFFER, - { 0x31840000, 0x31840000, 0x31840000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00f20080, 0x00f20080, 0x00f20080 } }, - { 6, AR5K_RF_BUFFER, - { 0x00070019, 0x00070019, 0x00070019 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x000000b2, 0x000000b2, 0x000000b2 } }, - { 6, AR5K_RF_BUFFER, - { 0x00b02184, 0x00b02184, 0x00b02184 } }, - { 6, AR5K_RF_BUFFER, - { 0x004125a4, 0x004125a4, 0x004125a4 } }, - { 6, AR5K_RF_BUFFER, - { 0x00119220, 0x00119220, 0x00119220 } }, - { 6, AR5K_RF_BUFFER, - { 0x001a4800, 0x001a4800, 0x001a4800 } }, - { 6, AR5K_RF_BUFFER_CONTROL_5, - { 0x000b0230, 0x000b0230, 0x000b0230 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000094, 0x00000094, 0x00000094 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000091, 0x00000091, 0x00000091 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000012, 0x00000012, 0x00000012 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000080, 0x00000080, 0x00000080 } }, - { 7, AR5K_RF_BUFFER, - { 0x000000d9, 0x000000d9, 0x000000d9 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000060, 0x00000060, 0x00000060 } }, - { 7, AR5K_RF_BUFFER, - { 0x000000f0, 0x000000f0, 0x000000f0 } }, - { 7, AR5K_RF_BUFFER, - { 0x000000a2, 0x000000a2, 0x000000a2 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000052, 0x00000052, 0x00000052 } }, - { 7, AR5K_RF_BUFFER, - { 0x000000d4, 0x000000d4, 0x000000d4 } }, - { 7, AR5K_RF_BUFFER, - { 0x000014cc, 0x000014cc, 0x000014cc } }, - { 7, AR5K_RF_BUFFER, - { 0x0000048c, 0x0000048c, 0x0000048c } }, - { 7, AR5K_RF_BUFFER_CONTROL_1, - { 0x00000003, 0x00000003, 0x00000003 } }, -}; - -/* RF5413/5414 mode-specific init registers */ -static const struct ath5k_ini_rf rfregs_5413[] = { - { 1, 0x98d4, - /* mode a/XR mode aTurbo mode b mode g mode gTurbo */ - { 0x00000020, 0x00000020, 0x00000020, 0x00000020, 0x00000020 } }, - { 2, 0x98d0, - { 0x00000008, 0x00000008, 0x00000008, 0x00000008, 0x00000008 } }, - { 3, 0x98dc, - { 0x00a000c0, 0x00a000c0, 0x00e000c0, 0x00e000c0, 0x00e000c0 } }, - { 6, 0x989c, - { 0x33000000, 0x33000000, 0x33000000, 0x33000000, 0x33000000 } }, - { 6, 0x989c, - { 0x01000000, 0x01000000, 0x01000000, 0x01000000, 0x01000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x1f000000, 0x1f000000, 0x1f000000, 0x1f000000, 0x1f000000 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00b80000, 0x00b80000, 0x00b80000, 0x00b80000, 0x00b80000 } }, - { 6, 0x989c, - { 0x00b70000, 0x00b70000, 0x00b70000, 0x00b70000, 0x00b70000 } }, - { 6, 0x989c, - { 0x00840000, 0x00840000, 0x00840000, 0x00840000, 0x00840000 } }, - { 6, 0x989c, - { 0x00980000, 0x00980000, 0x00980000, 0x00980000, 0x00980000 } }, - { 6, 0x989c, - { 0x00c00000, 0x00c00000, 0x00c00000, 0x00c00000, 0x00c00000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000, 0x00ff0000 } }, - { 6, 0x989c, - { 0x00d70000, 0x00d70000, 0x00d70000, 0x00d70000, 0x00d70000 } }, - { 6, 0x989c, - { 0x00610000, 0x00610000, 0x00610000, 0x00610000, 0x00610000 } }, - { 6, 0x989c, - { 0x00fe0000, 0x00fe0000, 0x00fe0000, 0x00fe0000, 0x00fe0000 } }, - { 6, 0x989c, - { 0x00de0000, 0x00de0000, 0x00de0000, 0x00de0000, 0x00de0000 } }, - { 6, 0x989c, - { 0x007f0000, 0x007f0000, 0x007f0000, 0x007f0000, 0x007f0000 } }, - { 6, 0x989c, - { 0x043d0000, 0x043d0000, 0x043d0000, 0x043d0000, 0x043d0000 } }, - { 6, 0x989c, - { 0x00770000, 0x00770000, 0x00770000, 0x00770000, 0x00770000 } }, - { 6, 0x989c, - { 0x00440000, 0x00440000, 0x00440000, 0x00440000, 0x00440000 } }, - { 6, 0x989c, - { 0x00980000, 0x00980000, 0x00980000, 0x00980000, 0x00980000 } }, - { 6, 0x989c, - { 0x00100080, 0x00100080, 0x00100080, 0x00100080, 0x00100080 } }, - { 6, 0x989c, - { 0x0005c034, 0x0005c034, 0x0005c034, 0x0005c034, 0x0005c034 } }, - { 6, 0x989c, - { 0x003100f0, 0x003100f0, 0x003100f0, 0x003100f0, 0x003100f0 } }, - { 6, 0x989c, - { 0x000c011f, 0x000c011f, 0x000c011f, 0x000c011f, 0x000c011f } }, - { 6, 0x989c, - { 0x00510040, 0x00510040, 0x005100a0, 0x005100a0, 0x005100a0 } }, - { 6, 0x989c, - { 0x0050006a, 0x0050006a, 0x005000dd, 0x005000dd, 0x005000dd } }, - { 6, 0x989c, - { 0x00000001, 0x00000001, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x00004044, 0x00004044, 0x00004044, 0x00004044, 0x00004044 } }, - { 6, 0x989c, - { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 } }, - { 6, 0x989c, - { 0x000060c0, 0x000060c0, 0x000060c0, 0x000060c0, 0x000060c0 } }, - { 6, 0x989c, - { 0x00002c00, 0x00002c00, 0x00003600, 0x00003600, 0x00003600 } }, - { 6, 0x98c8, - { 0x00000403, 0x00000403, 0x00040403, 0x00040403, 0x00040403 } }, - { 7, 0x989c, - { 0x00006400, 0x00006400, 0x00006400, 0x00006400, 0x00006400 } }, - { 7, 0x989c, - { 0x00000800, 0x00000800, 0x00000800, 0x00000800, 0x00000800 } }, - { 7, 0x98cc, - { 0x0000000e, 0x0000000e, 0x0000000e, 0x0000000e, 0x0000000e } }, -}; - -/* RF2413/2414 mode-specific init registers */ -static const struct ath5k_ini_rf rfregs_2413[] = { - { 1, AR5K_RF_BUFFER_CONTROL_4, - /* mode b mode g mode gTurbo */ - { 0x00000020, 0x00000020, 0x00000020 } }, - { 2, AR5K_RF_BUFFER_CONTROL_3, - { 0x02001408, 0x02001408, 0x02001408 } }, - { 3, AR5K_RF_BUFFER_CONTROL_6, - { 0x00e020c0, 0x00e020c0, 0x00e020c0 } }, - { 6, AR5K_RF_BUFFER, - { 0xf0000000, 0xf0000000, 0xf0000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x03000000, 0x03000000, 0x03000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x40400000, 0x40400000, 0x40400000 } }, - { 6, AR5K_RF_BUFFER, - { 0x65050000, 0x65050000, 0x65050000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00420000, 0x00420000, 0x00420000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00b50000, 0x00b50000, 0x00b50000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00030000, 0x00030000, 0x00030000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00f70000, 0x00f70000, 0x00f70000 } }, - { 6, AR5K_RF_BUFFER, - { 0x009d0000, 0x009d0000, 0x009d0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00220000, 0x00220000, 0x00220000 } }, - { 6, AR5K_RF_BUFFER, - { 0x04220000, 0x04220000, 0x04220000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00230018, 0x00230018, 0x00230018 } }, - { 6, AR5K_RF_BUFFER, - { 0x00280050, 0x00280050, 0x00280050 } }, - { 6, AR5K_RF_BUFFER, - { 0x005000c3, 0x005000c3, 0x005000c3 } }, - { 6, AR5K_RF_BUFFER, - { 0x0004007f, 0x0004007f, 0x0004007f } }, - { 6, AR5K_RF_BUFFER, - { 0x00000458, 0x00000458, 0x00000458 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x0000c000, 0x0000c000, 0x0000c000 } }, - { 6, AR5K_RF_BUFFER_CONTROL_5, - { 0x00400230, 0x00400230, 0x00400230 } }, - { 7, AR5K_RF_BUFFER, - { 0x00006400, 0x00006400, 0x00006400 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000800, 0x00000800, 0x00000800 } }, - { 7, AR5K_RF_BUFFER_CONTROL_2, - { 0x0000000e, 0x0000000e, 0x0000000e } }, -}; - -/* RF2425 mode-specific init registers */ -static const struct ath5k_ini_rf rfregs_2425[] = { - { 1, AR5K_RF_BUFFER_CONTROL_4, - /* mode g mode gTurbo */ - { 0x00000020, 0x00000020 } }, - { 2, AR5K_RF_BUFFER_CONTROL_3, - { 0x02001408, 0x02001408 } }, - { 3, AR5K_RF_BUFFER_CONTROL_6, - { 0x00e020c0, 0x00e020c0 } }, - { 6, AR5K_RF_BUFFER, - { 0x10000000, 0x10000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x002a0000, 0x002a0000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00100000, 0x00100000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00020000, 0x00020000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00730000, 0x00730000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00f80000, 0x00f80000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00e70000, 0x00e70000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00140000, 0x00140000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00910040, 0x00910040 } }, - { 6, AR5K_RF_BUFFER, - { 0x0007001a, 0x0007001a } }, - { 6, AR5K_RF_BUFFER, - { 0x00410000, 0x00410000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00810060, 0x00810060 } }, - { 6, AR5K_RF_BUFFER, - { 0x00020803, 0x00020803 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00000000, 0x00000000 } }, - { 6, AR5K_RF_BUFFER, - { 0x00001660, 0x00001660 } }, - { 6, AR5K_RF_BUFFER, - { 0x00001688, 0x00001688 } }, - { 6, AR5K_RF_BUFFER_CONTROL_1, - { 0x00000001, 0x00000001 } }, - { 7, AR5K_RF_BUFFER, - { 0x00006400, 0x00006400 } }, - { 7, AR5K_RF_BUFFER, - { 0x00000800, 0x00000800 } }, - { 7, AR5K_RF_BUFFER_CONTROL_2, - { 0x0000000e, 0x0000000e } }, -}; - -/* Initial RF Gain settings for RF5112 */ -static const struct ath5k_ini_rfgain rfgain_5112[] = { - /* 5Ghz 2Ghz */ - { AR5K_RF_GAIN(0), { 0x00000007, 0x00000007 } }, - { AR5K_RF_GAIN(1), { 0x00000047, 0x00000047 } }, - { AR5K_RF_GAIN(2), { 0x00000087, 0x00000087 } }, - { AR5K_RF_GAIN(3), { 0x000001a0, 0x000001a0 } }, - { AR5K_RF_GAIN(4), { 0x000001e0, 0x000001e0 } }, - { AR5K_RF_GAIN(5), { 0x00000020, 0x00000020 } }, - { AR5K_RF_GAIN(6), { 0x00000060, 0x00000060 } }, - { AR5K_RF_GAIN(7), { 0x000001a1, 0x000001a1 } }, - { AR5K_RF_GAIN(8), { 0x000001e1, 0x000001e1 } }, - { AR5K_RF_GAIN(9), { 0x00000021, 0x00000021 } }, - { AR5K_RF_GAIN(10), { 0x00000061, 0x00000061 } }, - { AR5K_RF_GAIN(11), { 0x00000162, 0x00000162 } }, - { AR5K_RF_GAIN(12), { 0x000001a2, 0x000001a2 } }, - { AR5K_RF_GAIN(13), { 0x000001e2, 0x000001e2 } }, - { AR5K_RF_GAIN(14), { 0x00000022, 0x00000022 } }, - { AR5K_RF_GAIN(15), { 0x00000062, 0x00000062 } }, - { AR5K_RF_GAIN(16), { 0x00000163, 0x00000163 } }, - { AR5K_RF_GAIN(17), { 0x000001a3, 0x000001a3 } }, - { AR5K_RF_GAIN(18), { 0x000001e3, 0x000001e3 } }, - { AR5K_RF_GAIN(19), { 0x00000023, 0x00000023 } }, - { AR5K_RF_GAIN(20), { 0x00000063, 0x00000063 } }, - { AR5K_RF_GAIN(21), { 0x00000184, 0x00000184 } }, - { AR5K_RF_GAIN(22), { 0x000001c4, 0x000001c4 } }, - { AR5K_RF_GAIN(23), { 0x00000004, 0x00000004 } }, - { AR5K_RF_GAIN(24), { 0x000001ea, 0x0000000b } }, - { AR5K_RF_GAIN(25), { 0x0000002a, 0x0000004b } }, - { AR5K_RF_GAIN(26), { 0x0000006a, 0x0000008b } }, - { AR5K_RF_GAIN(27), { 0x000000aa, 0x000001ac } }, - { AR5K_RF_GAIN(28), { 0x000001ab, 0x000001ec } }, - { AR5K_RF_GAIN(29), { 0x000001eb, 0x0000002c } }, - { AR5K_RF_GAIN(30), { 0x0000002b, 0x00000012 } }, - { AR5K_RF_GAIN(31), { 0x0000006b, 0x00000052 } }, - { AR5K_RF_GAIN(32), { 0x000000ab, 0x00000092 } }, - { AR5K_RF_GAIN(33), { 0x000001ac, 0x00000193 } }, - { AR5K_RF_GAIN(34), { 0x000001ec, 0x000001d3 } }, - { AR5K_RF_GAIN(35), { 0x0000002c, 0x00000013 } }, - { AR5K_RF_GAIN(36), { 0x0000003a, 0x00000053 } }, - { AR5K_RF_GAIN(37), { 0x0000007a, 0x00000093 } }, - { AR5K_RF_GAIN(38), { 0x000000ba, 0x00000194 } }, - { AR5K_RF_GAIN(39), { 0x000001bb, 0x000001d4 } }, - { AR5K_RF_GAIN(40), { 0x000001fb, 0x00000014 } }, - { AR5K_RF_GAIN(41), { 0x0000003b, 0x0000003a } }, - { AR5K_RF_GAIN(42), { 0x0000007b, 0x0000007a } }, - { AR5K_RF_GAIN(43), { 0x000000bb, 0x000000ba } }, - { AR5K_RF_GAIN(44), { 0x000001bc, 0x000001bb } }, - { AR5K_RF_GAIN(45), { 0x000001fc, 0x000001fb } }, - { AR5K_RF_GAIN(46), { 0x0000003c, 0x0000003b } }, - { AR5K_RF_GAIN(47), { 0x0000007c, 0x0000007b } }, - { AR5K_RF_GAIN(48), { 0x000000bc, 0x000000bb } }, - { AR5K_RF_GAIN(49), { 0x000000fc, 0x000001bc } }, - { AR5K_RF_GAIN(50), { 0x000000fc, 0x000001fc } }, - { AR5K_RF_GAIN(51), { 0x000000fc, 0x0000003c } }, - { AR5K_RF_GAIN(52), { 0x000000fc, 0x0000007c } }, - { AR5K_RF_GAIN(53), { 0x000000fc, 0x000000bc } }, - { AR5K_RF_GAIN(54), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(55), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(56), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(57), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(58), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(59), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(60), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(61), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(62), { 0x000000fc, 0x000000fc } }, - { AR5K_RF_GAIN(63), { 0x000000fc, 0x000000fc } }, -}; - -/* Initial RF Gain settings for RF5413 */ -static const struct ath5k_ini_rfgain rfgain_5413[] = { - /* 5Ghz 2Ghz */ - { AR5K_RF_GAIN(0), { 0x00000000, 0x00000000 } }, - { AR5K_RF_GAIN(1), { 0x00000040, 0x00000040 } }, - { AR5K_RF_GAIN(2), { 0x00000080, 0x00000080 } }, - { AR5K_RF_GAIN(3), { 0x000001a1, 0x00000161 } }, - { AR5K_RF_GAIN(4), { 0x000001e1, 0x000001a1 } }, - { AR5K_RF_GAIN(5), { 0x00000021, 0x000001e1 } }, - { AR5K_RF_GAIN(6), { 0x00000061, 0x00000021 } }, - { AR5K_RF_GAIN(7), { 0x00000188, 0x00000061 } }, - { AR5K_RF_GAIN(8), { 0x000001c8, 0x00000188 } }, - { AR5K_RF_GAIN(9), { 0x00000008, 0x000001c8 } }, - { AR5K_RF_GAIN(10), { 0x00000048, 0x00000008 } }, - { AR5K_RF_GAIN(11), { 0x00000088, 0x00000048 } }, - { AR5K_RF_GAIN(12), { 0x000001a9, 0x00000088 } }, - { AR5K_RF_GAIN(13), { 0x000001e9, 0x00000169 } }, - { AR5K_RF_GAIN(14), { 0x00000029, 0x000001a9 } }, - { AR5K_RF_GAIN(15), { 0x00000069, 0x000001e9 } }, - { AR5K_RF_GAIN(16), { 0x000001d0, 0x00000029 } }, - { AR5K_RF_GAIN(17), { 0x00000010, 0x00000069 } }, - { AR5K_RF_GAIN(18), { 0x00000050, 0x00000190 } }, - { AR5K_RF_GAIN(19), { 0x00000090, 0x000001d0 } }, - { AR5K_RF_GAIN(20), { 0x000001b1, 0x00000010 } }, - { AR5K_RF_GAIN(21), { 0x000001f1, 0x00000050 } }, - { AR5K_RF_GAIN(22), { 0x00000031, 0x00000090 } }, - { AR5K_RF_GAIN(23), { 0x00000071, 0x00000171 } }, - { AR5K_RF_GAIN(24), { 0x000001b8, 0x000001b1 } }, - { AR5K_RF_GAIN(25), { 0x000001f8, 0x000001f1 } }, - { AR5K_RF_GAIN(26), { 0x00000038, 0x00000031 } }, - { AR5K_RF_GAIN(27), { 0x00000078, 0x00000071 } }, - { AR5K_RF_GAIN(28), { 0x00000199, 0x00000198 } }, - { AR5K_RF_GAIN(29), { 0x000001d9, 0x000001d8 } }, - { AR5K_RF_GAIN(30), { 0x00000019, 0x00000018 } }, - { AR5K_RF_GAIN(31), { 0x00000059, 0x00000058 } }, - { AR5K_RF_GAIN(32), { 0x00000099, 0x00000098 } }, - { AR5K_RF_GAIN(33), { 0x000000d9, 0x00000179 } }, - { AR5K_RF_GAIN(34), { 0x000000f9, 0x000001b9 } }, - { AR5K_RF_GAIN(35), { 0x000000f9, 0x000001f9 } }, - { AR5K_RF_GAIN(36), { 0x000000f9, 0x00000039 } }, - { AR5K_RF_GAIN(37), { 0x000000f9, 0x00000079 } }, - { AR5K_RF_GAIN(38), { 0x000000f9, 0x000000b9 } }, - { AR5K_RF_GAIN(39), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(40), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(41), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(42), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(43), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(44), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(45), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(46), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(47), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(48), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(49), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(50), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(51), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(52), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(53), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(54), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(55), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(56), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(57), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(58), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(59), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(60), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(61), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(62), { 0x000000f9, 0x000000f9 } }, - { AR5K_RF_GAIN(63), { 0x000000f9, 0x000000f9 } }, -}; - -/* Initial RF Gain settings for RF2413 */ -static const struct ath5k_ini_rfgain rfgain_2413[] = { - { AR5K_RF_GAIN(0), { 0x00000000 } }, - { AR5K_RF_GAIN(1), { 0x00000040 } }, - { AR5K_RF_GAIN(2), { 0x00000080 } }, - { AR5K_RF_GAIN(3), { 0x00000181 } }, - { AR5K_RF_GAIN(4), { 0x000001c1 } }, - { AR5K_RF_GAIN(5), { 0x00000001 } }, - { AR5K_RF_GAIN(6), { 0x00000041 } }, - { AR5K_RF_GAIN(7), { 0x00000081 } }, - { AR5K_RF_GAIN(8), { 0x00000168 } }, - { AR5K_RF_GAIN(9), { 0x000001a8 } }, - { AR5K_RF_GAIN(10), { 0x000001e8 } }, - { AR5K_RF_GAIN(11), { 0x00000028 } }, - { AR5K_RF_GAIN(12), { 0x00000068 } }, - { AR5K_RF_GAIN(13), { 0x00000189 } }, - { AR5K_RF_GAIN(14), { 0x000001c9 } }, - { AR5K_RF_GAIN(15), { 0x00000009 } }, - { AR5K_RF_GAIN(16), { 0x00000049 } }, - { AR5K_RF_GAIN(17), { 0x00000089 } }, - { AR5K_RF_GAIN(18), { 0x00000190 } }, - { AR5K_RF_GAIN(19), { 0x000001d0 } }, - { AR5K_RF_GAIN(20), { 0x00000010 } }, - { AR5K_RF_GAIN(21), { 0x00000050 } }, - { AR5K_RF_GAIN(22), { 0x00000090 } }, - { AR5K_RF_GAIN(23), { 0x00000191 } }, - { AR5K_RF_GAIN(24), { 0x000001d1 } }, - { AR5K_RF_GAIN(25), { 0x00000011 } }, - { AR5K_RF_GAIN(26), { 0x00000051 } }, - { AR5K_RF_GAIN(27), { 0x00000091 } }, - { AR5K_RF_GAIN(28), { 0x00000178 } }, - { AR5K_RF_GAIN(29), { 0x000001b8 } }, - { AR5K_RF_GAIN(30), { 0x000001f8 } }, - { AR5K_RF_GAIN(31), { 0x00000038 } }, - { AR5K_RF_GAIN(32), { 0x00000078 } }, - { AR5K_RF_GAIN(33), { 0x00000199 } }, - { AR5K_RF_GAIN(34), { 0x000001d9 } }, - { AR5K_RF_GAIN(35), { 0x00000019 } }, - { AR5K_RF_GAIN(36), { 0x00000059 } }, - { AR5K_RF_GAIN(37), { 0x00000099 } }, - { AR5K_RF_GAIN(38), { 0x000000d9 } }, - { AR5K_RF_GAIN(39), { 0x000000f9 } }, - { AR5K_RF_GAIN(40), { 0x000000f9 } }, - { AR5K_RF_GAIN(41), { 0x000000f9 } }, - { AR5K_RF_GAIN(42), { 0x000000f9 } }, - { AR5K_RF_GAIN(43), { 0x000000f9 } }, - { AR5K_RF_GAIN(44), { 0x000000f9 } }, - { AR5K_RF_GAIN(45), { 0x000000f9 } }, - { AR5K_RF_GAIN(46), { 0x000000f9 } }, - { AR5K_RF_GAIN(47), { 0x000000f9 } }, - { AR5K_RF_GAIN(48), { 0x000000f9 } }, - { AR5K_RF_GAIN(49), { 0x000000f9 } }, - { AR5K_RF_GAIN(50), { 0x000000f9 } }, - { AR5K_RF_GAIN(51), { 0x000000f9 } }, - { AR5K_RF_GAIN(52), { 0x000000f9 } }, - { AR5K_RF_GAIN(53), { 0x000000f9 } }, - { AR5K_RF_GAIN(54), { 0x000000f9 } }, - { AR5K_RF_GAIN(55), { 0x000000f9 } }, - { AR5K_RF_GAIN(56), { 0x000000f9 } }, - { AR5K_RF_GAIN(57), { 0x000000f9 } }, - { AR5K_RF_GAIN(58), { 0x000000f9 } }, - { AR5K_RF_GAIN(59), { 0x000000f9 } }, - { AR5K_RF_GAIN(60), { 0x000000f9 } }, - { AR5K_RF_GAIN(61), { 0x000000f9 } }, - { AR5K_RF_GAIN(62), { 0x000000f9 } }, - { AR5K_RF_GAIN(63), { 0x000000f9 } }, -}; - -/* Initial RF Gain settings for RF2425 */ -static const struct ath5k_ini_rfgain rfgain_2425[] = { - { AR5K_RF_GAIN(0), { 0x00000000 } }, - { AR5K_RF_GAIN(1), { 0x00000040 } }, - { AR5K_RF_GAIN(2), { 0x00000080 } }, - { AR5K_RF_GAIN(3), { 0x00000181 } }, - { AR5K_RF_GAIN(4), { 0x000001c1 } }, - { AR5K_RF_GAIN(5), { 0x00000001 } }, - { AR5K_RF_GAIN(6), { 0x00000041 } }, - { AR5K_RF_GAIN(7), { 0x00000081 } }, - { AR5K_RF_GAIN(8), { 0x00000188 } }, - { AR5K_RF_GAIN(9), { 0x000001c8 } }, - { AR5K_RF_GAIN(10), { 0x00000008 } }, - { AR5K_RF_GAIN(11), { 0x00000048 } }, - { AR5K_RF_GAIN(12), { 0x00000088 } }, - { AR5K_RF_GAIN(13), { 0x00000189 } }, - { AR5K_RF_GAIN(14), { 0x000001c9 } }, - { AR5K_RF_GAIN(15), { 0x00000009 } }, - { AR5K_RF_GAIN(16), { 0x00000049 } }, - { AR5K_RF_GAIN(17), { 0x00000089 } }, - { AR5K_RF_GAIN(18), { 0x000001b0 } }, - { AR5K_RF_GAIN(19), { 0x000001f0 } }, - { AR5K_RF_GAIN(20), { 0x00000030 } }, - { AR5K_RF_GAIN(21), { 0x00000070 } }, - { AR5K_RF_GAIN(22), { 0x00000171 } }, - { AR5K_RF_GAIN(23), { 0x000001b1 } }, - { AR5K_RF_GAIN(24), { 0x000001f1 } }, - { AR5K_RF_GAIN(25), { 0x00000031 } }, - { AR5K_RF_GAIN(26), { 0x00000071 } }, - { AR5K_RF_GAIN(27), { 0x000001b8 } }, - { AR5K_RF_GAIN(28), { 0x000001f8 } }, - { AR5K_RF_GAIN(29), { 0x00000038 } }, - { AR5K_RF_GAIN(30), { 0x00000078 } }, - { AR5K_RF_GAIN(31), { 0x000000b8 } }, - { AR5K_RF_GAIN(32), { 0x000001b9 } }, - { AR5K_RF_GAIN(33), { 0x000001f9 } }, - { AR5K_RF_GAIN(34), { 0x00000039 } }, - { AR5K_RF_GAIN(35), { 0x00000079 } }, - { AR5K_RF_GAIN(36), { 0x000000b9 } }, - { AR5K_RF_GAIN(37), { 0x000000f9 } }, - { AR5K_RF_GAIN(38), { 0x000000f9 } }, - { AR5K_RF_GAIN(39), { 0x000000f9 } }, - { AR5K_RF_GAIN(40), { 0x000000f9 } }, - { AR5K_RF_GAIN(41), { 0x000000f9 } }, - { AR5K_RF_GAIN(42), { 0x000000f9 } }, - { AR5K_RF_GAIN(43), { 0x000000f9 } }, - { AR5K_RF_GAIN(44), { 0x000000f9 } }, - { AR5K_RF_GAIN(45), { 0x000000f9 } }, - { AR5K_RF_GAIN(46), { 0x000000f9 } }, - { AR5K_RF_GAIN(47), { 0x000000f9 } }, - { AR5K_RF_GAIN(48), { 0x000000f9 } }, - { AR5K_RF_GAIN(49), { 0x000000f9 } }, - { AR5K_RF_GAIN(50), { 0x000000f9 } }, - { AR5K_RF_GAIN(51), { 0x000000f9 } }, - { AR5K_RF_GAIN(52), { 0x000000f9 } }, - { AR5K_RF_GAIN(53), { 0x000000f9 } }, - { AR5K_RF_GAIN(54), { 0x000000f9 } }, - { AR5K_RF_GAIN(55), { 0x000000f9 } }, - { AR5K_RF_GAIN(56), { 0x000000f9 } }, - { AR5K_RF_GAIN(57), { 0x000000f9 } }, - { AR5K_RF_GAIN(58), { 0x000000f9 } }, - { AR5K_RF_GAIN(59), { 0x000000f9 } }, - { AR5K_RF_GAIN(60), { 0x000000f9 } }, - { AR5K_RF_GAIN(61), { 0x000000f9 } }, - { AR5K_RF_GAIN(62), { 0x000000f9 } }, - { AR5K_RF_GAIN(63), { 0x000000f9 } }, -}; - -static const struct ath5k_gain_opt rfgain_opt_5112 = { - 1, - 8, - { - { { 3, 0, 0, 0, 0, 0, 0 }, 6 }, - { { 2, 0, 0, 0, 0, 0, 0 }, 0 }, - { { 1, 0, 0, 0, 0, 0, 0 }, -3 }, - { { 0, 0, 0, 0, 0, 0, 0 }, -6 }, - { { 0, 1, 1, 0, 0, 0, 0 }, -8 }, - { { 0, 1, 1, 0, 1, 1, 0 }, -10 }, - { { 0, 1, 0, 1, 1, 1, 0 }, -13 }, - { { 0, 1, 0, 1, 1, 0, 1 }, -16 }, - } -}; +#include "rfbuffer.h" +#include "rfgain.h" /* * Used to modify RF Banks before writing them to AR5K_RF_BUFFER */ -static unsigned int ath5k_hw_rfregs_op(u32 *rf, u32 offset, u32 reg, u32 bits, - u32 first, u32 col, bool set) +static unsigned int ath5k_hw_rfb_op(struct ath5k_hw *ah, + const struct ath5k_rf_reg *rf_regs, + u32 val, u8 reg_id, bool set) { - u32 mask, entry, last, data, shift, position; - s32 left; + const struct ath5k_rf_reg *rfreg = NULL; + u8 offset, bank, num_bits, col, position; + u16 entry; + u32 mask, data, last_bit, bits_shifted, first_bit; + u32 *rfb; + s32 bits_left; int i; data = 0; + rfb = ah->ah_rf_banks; - if (rf == NULL) + for (i = 0; i < ah->ah_rf_regs_count; i++) { + if (rf_regs[i].index == reg_id) { + rfreg = &rf_regs[i]; + break; + } + } + + if (rfb == NULL || rfreg == NULL) { + ATH5K_PRINTF("Rf register not found!\n"); /* should not happen */ return 0; + } + + bank = rfreg->bank; + num_bits = rfreg->field.len; + first_bit = rfreg->field.pos; + col = rfreg->field.col; + + /* first_bit is an offset from bank's + * start. Since we have all banks on + * the same array, we use this offset + * to mark each bank's start */ + offset = ah->ah_offset[bank]; - if (!(col <= 3 && bits <= 32 && first + bits <= 319)) { + /* Boundary check */ + if (!(col <= 3 && num_bits <= 32 && first_bit + num_bits <= 319)) { ATH5K_PRINTF("invalid values at offset %u\n", offset); return 0; } - entry = ((first - 1) / 8) + offset; - position = (first - 1) % 8; + entry = ((first_bit - 1) / 8) + offset; + position = (first_bit - 1) % 8; if (set) - data = ath5k_hw_bitswap(reg, bits); + data = ath5k_hw_bitswap(val, num_bits); + + for (bits_shifted = 0, bits_left = num_bits; bits_left > 0; + position = 0, entry++) { + + last_bit = (position + bits_left > 8) ? 8 : + position + bits_left; - for (i = shift = 0, left = bits; left > 0; position = 0, entry++, i++) { - last = (position + left > 8) ? 8 : position + left; - mask = (((1 << last) - 1) ^ ((1 << position) - 1)) << (col * 8); + mask = (((1 << last_bit) - 1) ^ ((1 << position) - 1)) << + (col * 8); if (set) { - rf[entry] &= ~mask; - rf[entry] |= ((data << position) << (col * 8)) & mask; + rfb[entry] &= ~mask; + rfb[entry] |= ((data << position) << (col * 8)) & mask; data >>= (8 - position); } else { - data = (((rf[entry] & mask) >> (col * 8)) >> position) - << shift; - shift += last - position; + data |= (((rfb[entry] & mask) >> (col * 8)) >> position) + << bits_shifted; + bits_shifted += last_bit - position; } - left -= 8 - position; + bits_left -= 8 - position; } - data = set ? 1 : ath5k_hw_bitswap(data, bits); + data = set ? 1 : ath5k_hw_bitswap(data, num_bits); return data; } -static u32 ath5k_hw_rfregs_gainf_corr(struct ath5k_hw *ah) +/**********************\ +* RF Gain optimization * +\**********************/ + +/* + * This code is used to optimize rf gain on different environments + * (temprature mostly) based on feedback from a power detector. + * + * It's only used on RF5111 and RF5112, later RF chips seem to have + * auto adjustment on hw -notice they have a much smaller BANK 7 and + * no gain optimization ladder-. + * + * For more infos check out this patent doc + * http://www.freepatentsonline.com/7400691.html + * + * This paper describes power drops as seen on the receiver due to + * probe packets + * http://www.cnri.dit.ie/publications/ICT08%20-%20Practical%20Issues + * %20of%20Power%20Control.pdf + * + * And this is the MadWiFi bug entry related to the above + * http://madwifi-project.org/ticket/1659 + * with various measurements and diagrams + * + * TODO: Deal with power drops due to probes by setting an apropriate + * tx power on the probe packets ! Make this part of the calibration process. + */ + +/* Initialize ah_gain durring attach */ +int ath5k_hw_rfgain_opt_init(struct ath5k_hw *ah) +{ + /* Initialize the gain optimization values */ + switch (ah->ah_radio) { + case AR5K_RF5111: + ah->ah_gain.g_step_idx = rfgain_opt_5111.go_default; + ah->ah_gain.g_low = 20; + ah->ah_gain.g_high = 35; + ah->ah_gain.g_state = AR5K_RFGAIN_ACTIVE; + break; + case AR5K_RF5112: + ah->ah_gain.g_step_idx = rfgain_opt_5112.go_default; + ah->ah_gain.g_low = 20; + ah->ah_gain.g_high = 85; + ah->ah_gain.g_state = AR5K_RFGAIN_ACTIVE; + break; + default: + return -EINVAL; + } + + return 0; +} + +/* Schedule a gain probe check on the next transmited packet. + * That means our next packet is going to be sent with lower + * tx power and a Peak to Average Power Detector (PAPD) will try + * to measure the gain. + * + * TODO: Use propper tx power setting for the probe packet so + * that we don't observe a serious power drop on the receiver + * + * XXX: How about forcing a tx packet (bypassing PCU arbitrator etc) + * just after we enable the probe so that we don't mess with + * standard traffic ? Maybe it's time to use sw interrupts and + * a probe tasklet !!! + */ +static void ath5k_hw_request_rfgain_probe(struct ath5k_hw *ah) +{ + + /* Skip if gain calibration is inactive or + * we already handle a probe request */ + if (ah->ah_gain.g_state != AR5K_RFGAIN_ACTIVE) + return; + + ath5k_hw_reg_write(ah, AR5K_REG_SM(ah->ah_txpower.txp_max, + AR5K_PHY_PAPD_PROBE_TXPOWER) | + AR5K_PHY_PAPD_PROBE_TX_NEXT, AR5K_PHY_PAPD_PROBE); + + ah->ah_gain.g_state = AR5K_RFGAIN_READ_REQUESTED; + +} + +/* Calculate gain_F measurement correction + * based on the current step for RF5112 rev. 2 */ +static u32 ath5k_hw_rf_gainf_corr(struct ath5k_hw *ah) { u32 mix, step; u32 *rf; + const struct ath5k_gain_opt *go; + const struct ath5k_gain_opt_step *g_step; + const struct ath5k_rf_reg *rf_regs; + + /* Only RF5112 Rev. 2 supports it */ + if ((ah->ah_radio != AR5K_RF5112) || + (ah->ah_radio_5ghz_revision <= AR5K_SREV_RAD_5112A)) + return 0; + + go = &rfgain_opt_5112; + rf_regs = rf_regs_5112a; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5112a); + + g_step = &go->go_step[ah->ah_gain.g_step_idx]; if (ah->ah_rf_banks == NULL) return 0; @@ -1165,11 +218,15 @@ static u32 ath5k_hw_rfregs_gainf_corr(struct ath5k_hw *ah) rf = ah->ah_rf_banks; ah->ah_gain.g_f_corr = 0; - if (ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 1, 36, 0, false) != 1) + /* No VGA (Variable Gain Amplifier) override, skip */ + if (ath5k_hw_rfb_op(ah, rf_regs, 0, AR5K_RF_MIXVGA_OVR, false) != 1) return 0; - step = ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 4, 32, 0, false); - mix = ah->ah_gain.g_step->gos_param[0]; + /* Mix gain stepping */ + step = ath5k_hw_rfb_op(ah, rf_regs, 0, AR5K_RF_MIXGAIN_STEP, false); + + /* Mix gain override */ + mix = g_step->gos_param[0]; switch (mix) { case 3: @@ -1189,9 +246,14 @@ static u32 ath5k_hw_rfregs_gainf_corr(struct ath5k_hw *ah) return ah->ah_gain.g_f_corr; } -static bool ath5k_hw_rfregs_gain_readback(struct ath5k_hw *ah) +/* Check if current gain_F measurement is in the range of our + * power detector windows. If we get a measurement outside range + * we know it's not accurate (detectors can't measure anything outside + * their detection window) so we must ignore it */ +static bool ath5k_hw_rf_check_gainf_readback(struct ath5k_hw *ah) { - u32 step, mix, level[4]; + const struct ath5k_rf_reg *rf_regs; + u32 step, mix_ovr, level[4]; u32 *rf; if (ah->ah_rf_banks == NULL) @@ -1200,23 +262,33 @@ static bool ath5k_hw_rfregs_gain_readback(struct ath5k_hw *ah) rf = ah->ah_rf_banks; if (ah->ah_radio == AR5K_RF5111) { - step = ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 6, 37, 0, - false); + + rf_regs = rf_regs_5111; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5111); + + step = ath5k_hw_rfb_op(ah, rf_regs, 0, AR5K_RF_RFGAIN_STEP, + false); + level[0] = 0; - level[1] = (step == 0x3f) ? 0x32 : step + 4; - level[2] = (step != 0x3f) ? 0x40 : level[0]; - level[3] = level[2] + 0x32; + level[1] = (step == 63) ? 50 : step + 4; + level[2] = (step != 63) ? 64 : level[0]; + level[3] = level[2] + 50 ; ah->ah_gain.g_high = level[3] - - (step == 0x3f ? AR5K_GAIN_DYN_ADJUST_HI_MARGIN : -5); + (step == 63 ? AR5K_GAIN_DYN_ADJUST_HI_MARGIN : -5); ah->ah_gain.g_low = level[0] + - (step == 0x3f ? AR5K_GAIN_DYN_ADJUST_LO_MARGIN : 0); + (step == 63 ? AR5K_GAIN_DYN_ADJUST_LO_MARGIN : 0); } else { - mix = ath5k_hw_rfregs_op(rf, ah->ah_offset[7], 0, 1, 36, 0, - false); + + rf_regs = rf_regs_5112; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5112); + + mix_ovr = ath5k_hw_rfb_op(ah, rf_regs, 0, AR5K_RF_MIXVGA_OVR, + false); + level[0] = level[2] = 0; - if (mix == 1) { + if (mix_ovr == 1) { level[1] = level[3] = 83; } else { level[1] = level[3] = 107; @@ -1230,9 +302,12 @@ static bool ath5k_hw_rfregs_gain_readback(struct ath5k_hw *ah) ah->ah_gain.g_current <= level[3]); } -static s32 ath5k_hw_rfregs_gain_adjust(struct ath5k_hw *ah) +/* Perform gain_F adjustment by choosing the right set + * of parameters from rf gain optimization ladder */ +static s8 ath5k_hw_rf_gainf_adjust(struct ath5k_hw *ah) { const struct ath5k_gain_opt *go; + const struct ath5k_gain_opt_step *g_step; int ret = 0; switch (ah->ah_radio) { @@ -1246,35 +321,39 @@ static s32 ath5k_hw_rfregs_gain_adjust(struct ath5k_hw *ah) return 0; } - ah->ah_gain.g_step = &go->go_step[ah->ah_gain.g_step_idx]; + g_step = &go->go_step[ah->ah_gain.g_step_idx]; if (ah->ah_gain.g_current >= ah->ah_gain.g_high) { + + /* Reached maximum */ if (ah->ah_gain.g_step_idx == 0) return -1; + for (ah->ah_gain.g_target = ah->ah_gain.g_current; ah->ah_gain.g_target >= ah->ah_gain.g_high && ah->ah_gain.g_step_idx > 0; - ah->ah_gain.g_step = - &go->go_step[ah->ah_gain.g_step_idx]) + g_step = &go->go_step[ah->ah_gain.g_step_idx]) ah->ah_gain.g_target -= 2 * (go->go_step[--(ah->ah_gain.g_step_idx)].gos_gain - - ah->ah_gain.g_step->gos_gain); + g_step->gos_gain); ret = 1; goto done; } if (ah->ah_gain.g_current <= ah->ah_gain.g_low) { + + /* Reached minimum */ if (ah->ah_gain.g_step_idx == (go->go_steps_count - 1)) return -2; + for (ah->ah_gain.g_target = ah->ah_gain.g_current; ah->ah_gain.g_target <= ah->ah_gain.g_low && ah->ah_gain.g_step_idx < go->go_steps_count-1; - ah->ah_gain.g_step = - &go->go_step[ah->ah_gain.g_step_idx]) + g_step = &go->go_step[ah->ah_gain.g_step_idx]) ah->ah_gain.g_target -= 2 * (go->go_step[++ah->ah_gain.g_step_idx].gos_gain - - ah->ah_gain.g_step->gos_gain); + g_step->gos_gain); ret = 2; goto done; @@ -1289,468 +368,449 @@ done: return ret; } -/* - * Read EEPROM Calibration data, modify RF Banks and Initialize RF5111 - */ -static int ath5k_hw_rf5111_rfregs(struct ath5k_hw *ah, - struct ieee80211_channel *channel, unsigned int mode) +/* Main callback for thermal rf gain calibration engine + * Check for a new gain reading and schedule an adjustment + * if needed. + * + * TODO: Use sw interrupt to schedule reset if gain_F needs + * adjustment */ +enum ath5k_rfgain ath5k_hw_gainf_calibrate(struct ath5k_hw *ah) { + u32 data, type; struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom; - u32 *rf; - const unsigned int rf_size = ARRAY_SIZE(rfregs_5111); - unsigned int i; - int obdb = -1, bank = -1; - u32 ee_mode; - - AR5K_ASSERT_ENTRY(mode, AR5K_MODE_MAX); - - rf = ah->ah_rf_banks; - /* Copy values to modify them */ - for (i = 0; i < rf_size; i++) { - if (rfregs_5111[i].rf_bank >= AR5K_RF5111_INI_RF_MAX_BANKS) { - ATH5K_ERR(ah->ah_sc, "invalid bank\n"); - return -EINVAL; - } - - if (bank != rfregs_5111[i].rf_bank) { - bank = rfregs_5111[i].rf_bank; - ah->ah_offset[bank] = i; - } + ATH5K_TRACE(ah->ah_sc); - rf[i] = rfregs_5111[i].rf_value[mode]; - } + if (ah->ah_rf_banks == NULL || + ah->ah_gain.g_state == AR5K_RFGAIN_INACTIVE) + return AR5K_RFGAIN_INACTIVE; - /* Modify bank 0 */ - if (channel->hw_value & CHANNEL_2GHZ) { - if (channel->hw_value & CHANNEL_CCK) - ee_mode = AR5K_EEPROM_MODE_11B; - else - ee_mode = AR5K_EEPROM_MODE_11G; - obdb = 0; + /* No check requested, either engine is inactive + * or an adjustment is already requested */ + if (ah->ah_gain.g_state != AR5K_RFGAIN_READ_REQUESTED) + goto done; - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[0], - ee->ee_ob[ee_mode][obdb], 3, 119, 0, true)) - return -EINVAL; + /* Read the PAPD (Peak to Average Power Detector) + * register */ + data = ath5k_hw_reg_read(ah, AR5K_PHY_PAPD_PROBE); - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[0], - ee->ee_ob[ee_mode][obdb], 3, 122, 0, true)) - return -EINVAL; + /* No probe is scheduled, read gain_F measurement */ + if (!(data & AR5K_PHY_PAPD_PROBE_TX_NEXT)) { + ah->ah_gain.g_current = data >> AR5K_PHY_PAPD_PROBE_GAINF_S; + type = AR5K_REG_MS(data, AR5K_PHY_PAPD_PROBE_TYPE); - obdb = 1; - /* Modify bank 6 */ - } else { - /* For 11a, Turbo and XR */ - ee_mode = AR5K_EEPROM_MODE_11A; - obdb = channel->center_freq >= 5725 ? 3 : - (channel->center_freq >= 5500 ? 2 : - (channel->center_freq >= 5260 ? 1 : - (channel->center_freq > 4000 ? 0 : -1))); + /* If tx packet is CCK correct the gain_F measurement + * by cck ofdm gain delta */ + if (type == AR5K_PHY_PAPD_PROBE_TYPE_CCK) { + if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A) + ah->ah_gain.g_current += + ee->ee_cck_ofdm_gain_delta; + else + ah->ah_gain.g_current += + AR5K_GAIN_CCK_PROBE_CORR; + } - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_pwd_84, 1, 51, 3, true)) - return -EINVAL; + /* Further correct gain_F measurement for + * RF5112A radios */ + if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A) { + ath5k_hw_rf_gainf_corr(ah); + ah->ah_gain.g_current = + ah->ah_gain.g_current >= ah->ah_gain.g_f_corr ? + (ah->ah_gain.g_current-ah->ah_gain.g_f_corr) : + 0; + } - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_pwd_90, 1, 45, 3, true)) - return -EINVAL; + /* Check if measurement is ok and if we need + * to adjust gain, schedule a gain adjustment, + * else switch back to the acive state */ + if (ath5k_hw_rf_check_gainf_readback(ah) && + AR5K_GAIN_CHECK_ADJUST(&ah->ah_gain) && + ath5k_hw_rf_gainf_adjust(ah)) { + ah->ah_gain.g_state = AR5K_RFGAIN_NEED_CHANGE; + } else { + ah->ah_gain.g_state = AR5K_RFGAIN_ACTIVE; + } } - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - !ee->ee_xpd[ee_mode], 1, 95, 0, true)) - return -EINVAL; - - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_x_gain[ee_mode], 4, 96, 0, true)) - return -EINVAL; - - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], obdb >= 0 ? - ee->ee_ob[ee_mode][obdb] : 0, 3, 104, 0, true)) - return -EINVAL; +done: + return ah->ah_gain.g_state; +} - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], obdb >= 0 ? - ee->ee_db[ee_mode][obdb] : 0, 3, 107, 0, true)) - return -EINVAL; +/* Write initial rf gain table to set the RF sensitivity + * this one works on all RF chips and has nothing to do + * with gain_F calibration */ +int ath5k_hw_rfgain_init(struct ath5k_hw *ah, unsigned int freq) +{ + const struct ath5k_ini_rfgain *ath5k_rfg; + unsigned int i, size; - /* Modify bank 7 */ - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[7], - ee->ee_i_gain[ee_mode], 6, 29, 0, true)) + switch (ah->ah_radio) { + case AR5K_RF5111: + ath5k_rfg = rfgain_5111; + size = ARRAY_SIZE(rfgain_5111); + break; + case AR5K_RF5112: + ath5k_rfg = rfgain_5112; + size = ARRAY_SIZE(rfgain_5112); + break; + case AR5K_RF2413: + ath5k_rfg = rfgain_2413; + size = ARRAY_SIZE(rfgain_2413); + break; + case AR5K_RF2316: + ath5k_rfg = rfgain_2316; + size = ARRAY_SIZE(rfgain_2316); + break; + case AR5K_RF5413: + ath5k_rfg = rfgain_5413; + size = ARRAY_SIZE(rfgain_5413); + break; + case AR5K_RF2317: + case AR5K_RF2425: + ath5k_rfg = rfgain_2425; + size = ARRAY_SIZE(rfgain_2425); + break; + default: return -EINVAL; + } - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[7], - ee->ee_xpd[ee_mode], 1, 4, 0, true)) + switch (freq) { + case AR5K_INI_RFGAIN_2GHZ: + case AR5K_INI_RFGAIN_5GHZ: + break; + default: return -EINVAL; + } - /* Write RF values */ - for (i = 0; i < rf_size; i++) { + for (i = 0; i < size; i++) { AR5K_REG_WAIT(i); - ath5k_hw_reg_write(ah, rf[i], rfregs_5111[i].rf_register); + ath5k_hw_reg_write(ah, ath5k_rfg[i].rfg_value[freq], + (u32)ath5k_rfg[i].rfg_register); } return 0; } + + +/********************\ +* RF Registers setup * +\********************/ + + /* - * Read EEPROM Calibration data, modify RF Banks and Initialize RF5112 + * Setup RF registers by writing rf buffer on hw */ -static int ath5k_hw_rf5112_rfregs(struct ath5k_hw *ah, - struct ieee80211_channel *channel, unsigned int mode) +int ath5k_hw_rfregs_init(struct ath5k_hw *ah, struct ieee80211_channel *channel, + unsigned int mode) { - const struct ath5k_ini_rf *rf_ini; + const struct ath5k_rf_reg *rf_regs; + const struct ath5k_ini_rfbuffer *ini_rfb; + const struct ath5k_gain_opt *go = NULL; + const struct ath5k_gain_opt_step *g_step; struct ath5k_eeprom_info *ee = &ah->ah_capabilities.cap_eeprom; - u32 *rf; - unsigned int rf_size, i; - int obdb = -1, bank = -1; - u32 ee_mode; - - AR5K_ASSERT_ENTRY(mode, AR5K_MODE_MAX); + u8 ee_mode = 0; + u32 *rfb; + int i, obdb = -1, bank = -1; - rf = ah->ah_rf_banks; + switch (ah->ah_radio) { + case AR5K_RF5111: + rf_regs = rf_regs_5111; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5111); + ini_rfb = rfb_5111; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_5111); + go = &rfgain_opt_5111; + break; + case AR5K_RF5112: + if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A) { + rf_regs = rf_regs_5112a; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5112a); + ini_rfb = rfb_5112a; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_5112a); + } else { + rf_regs = rf_regs_5112; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5112); + ini_rfb = rfb_5112; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_5112); + } + go = &rfgain_opt_5112; + break; + case AR5K_RF2413: + rf_regs = rf_regs_2413; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_2413); + ini_rfb = rfb_2413; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_2413); + break; + case AR5K_RF2316: + rf_regs = rf_regs_2316; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_2316); + ini_rfb = rfb_2316; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_2316); + break; + case AR5K_RF5413: + rf_regs = rf_regs_5413; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_5413); + ini_rfb = rfb_5413; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_5413); + break; + case AR5K_RF2317: + rf_regs = rf_regs_2425; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_2425); + ini_rfb = rfb_2317; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_2317); + break; + case AR5K_RF2425: + rf_regs = rf_regs_2425; + ah->ah_rf_regs_count = ARRAY_SIZE(rf_regs_2425); + if (ah->ah_mac_srev < AR5K_SREV_AR2417) { + ini_rfb = rfb_2425; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_2425); + } else { + ini_rfb = rfb_2417; + ah->ah_rf_banks_size = ARRAY_SIZE(rfb_2417); + } + break; + default: + return -EINVAL; + } - if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_2112A - && !test_bit(AR5K_MODE_11A, ah->ah_capabilities.cap_mode)) { - rf_ini = rfregs_2112a; - rf_size = ARRAY_SIZE(rfregs_5112a); - if (mode < 2) { - ATH5K_ERR(ah->ah_sc, "invalid channel mode: %i\n", - mode); - return -EINVAL; + /* If it's the first time we set rf buffer, allocate + * ah->ah_rf_banks based on ah->ah_rf_banks_size + * we set above */ + if (ah->ah_rf_banks == NULL) { + ah->ah_rf_banks = kmalloc(sizeof(u32) * ah->ah_rf_banks_size, + GFP_KERNEL); + if (ah->ah_rf_banks == NULL) { + ATH5K_ERR(ah->ah_sc, "out of memory\n"); + return -ENOMEM; } - mode = mode - 2; /*no a/turboa modes for 2112*/ - } else if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A) { - rf_ini = rfregs_5112a; - rf_size = ARRAY_SIZE(rfregs_5112a); - } else { - rf_ini = rfregs_5112; - rf_size = ARRAY_SIZE(rfregs_5112); } /* Copy values to modify them */ - for (i = 0; i < rf_size; i++) { - if (rf_ini[i].rf_bank >= AR5K_RF5112_INI_RF_MAX_BANKS) { + rfb = ah->ah_rf_banks; + + for (i = 0; i < ah->ah_rf_banks_size; i++) { + if (ini_rfb[i].rfb_bank >= AR5K_MAX_RF_BANKS) { ATH5K_ERR(ah->ah_sc, "invalid bank\n"); return -EINVAL; } - if (bank != rf_ini[i].rf_bank) { - bank = rf_ini[i].rf_bank; + /* Bank changed, write down the offset */ + if (bank != ini_rfb[i].rfb_bank) { + bank = ini_rfb[i].rfb_bank; ah->ah_offset[bank] = i; } - rf[i] = rf_ini[i].rf_value[mode]; + rfb[i] = ini_rfb[i].rfb_mode_data[mode]; } - /* Modify bank 6 */ + /* Set Output and Driver bias current (OB/DB) */ if (channel->hw_value & CHANNEL_2GHZ) { - if (channel->hw_value & CHANNEL_OFDM) + + if (channel->hw_value & CHANNEL_CCK) + ee_mode = AR5K_EEPROM_MODE_11B; + else ee_mode = AR5K_EEPROM_MODE_11G; + + /* For RF511X/RF211X combination we + * use b_OB and b_DB parameters stored + * in eeprom on ee->ee_ob[ee_mode][0] + * + * For all other chips we use OB/DB for 2Ghz + * stored in the b/g modal section just like + * 802.11a on ee->ee_ob[ee_mode][1] */ + if ((ah->ah_radio == AR5K_RF5111) || + (ah->ah_radio == AR5K_RF5112)) + obdb = 0; else - ee_mode = AR5K_EEPROM_MODE_11B; - obdb = 0; + obdb = 1; - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_ob[ee_mode][obdb], 3, 287, 0, true)) - return -EINVAL; + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_ob[ee_mode][obdb], + AR5K_RF_OB_2GHZ, true); - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_ob[ee_mode][obdb], 3, 290, 0, true)) - return -EINVAL; - } else { - /* For 11a, Turbo and XR */ + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_db[ee_mode][obdb], + AR5K_RF_DB_2GHZ, true); + + /* RF5111 always needs OB/DB for 5GHz, even if we use 2GHz */ + } else if ((channel->hw_value & CHANNEL_5GHZ) || + (ah->ah_radio == AR5K_RF5111)) { + + /* For 11a, Turbo and XR we need to choose + * OB/DB based on frequency range */ ee_mode = AR5K_EEPROM_MODE_11A; - obdb = channel->center_freq >= 5725 ? 3 : - (channel->center_freq >= 5500 ? 2 : + obdb = channel->center_freq >= 5725 ? 3 : + (channel->center_freq >= 5500 ? 2 : (channel->center_freq >= 5260 ? 1 : - (channel->center_freq > 4000 ? 0 : -1))); + (channel->center_freq > 4000 ? 0 : -1))); - if (obdb == -1) + if (obdb < 0) return -EINVAL; - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_ob[ee_mode][obdb], 3, 279, 0, true)) - return -EINVAL; + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_ob[ee_mode][obdb], + AR5K_RF_OB_5GHZ, true); - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_ob[ee_mode][obdb], 3, 282, 0, true)) - return -EINVAL; + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_db[ee_mode][obdb], + AR5K_RF_DB_5GHZ, true); } - ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_x_gain[ee_mode], 2, 270, 0, true); - ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_x_gain[ee_mode], 2, 257, 0, true); + g_step = &go->go_step[ah->ah_gain.g_step_idx]; - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[6], - ee->ee_xpd[ee_mode], 1, 302, 0, true)) - return -EINVAL; + /* Bank Modifications (chip-specific) */ + if (ah->ah_radio == AR5K_RF5111) { - /* Modify bank 7 */ - if (!ath5k_hw_rfregs_op(rf, ah->ah_offset[7], - ee->ee_i_gain[ee_mode], 6, 14, 0, true)) - return -EINVAL; + /* Set gain_F settings according to current step */ + if (channel->hw_value & CHANNEL_OFDM) { - /* Write RF values */ - for (i = 0; i < rf_size; i++) - ath5k_hw_reg_write(ah, rf[i], rf_ini[i].rf_register); + AR5K_REG_WRITE_BITS(ah, AR5K_PHY_FRAME_CTL, + AR5K_PHY_FRAME_CTL_TX_CLIP, + g_step->gos_param[0]); - return 0; -} + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[1], + AR5K_RF_PWD_90, true); -/* - * Initialize RF5413/5414 and future chips - * (until we come up with a better solution) - */ -static int ath5k_hw_rf5413_rfregs(struct ath5k_hw *ah, - struct ieee80211_channel *channel, unsigned int mode) -{ - const struct ath5k_ini_rf *rf_ini; - u32 *rf; - unsigned int rf_size, i; - int bank = -1; + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[2], + AR5K_RF_PWD_84, true); - AR5K_ASSERT_ENTRY(mode, AR5K_MODE_MAX); - - rf = ah->ah_rf_banks; + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[3], + AR5K_RF_RFGAIN_SEL, true); - switch (ah->ah_radio) { - case AR5K_RF5413: - rf_ini = rfregs_5413; - rf_size = ARRAY_SIZE(rfregs_5413); - break; - case AR5K_RF2413: - rf_ini = rfregs_2413; - rf_size = ARRAY_SIZE(rfregs_2413); + /* We programmed gain_F parameters, switch back + * to active state */ + ah->ah_gain.g_state = AR5K_RFGAIN_ACTIVE; - if (mode < 2) { - ATH5K_ERR(ah->ah_sc, - "invalid channel mode: %i\n", mode); - return -EINVAL; } - mode = mode - 2; - break; - case AR5K_RF2425: - rf_ini = rfregs_2425; - rf_size = ARRAY_SIZE(rfregs_2425); + /* Bank 6/7 setup */ - if (mode < 2) { - ATH5K_ERR(ah->ah_sc, - "invalid channel mode: %i\n", mode); - return -EINVAL; - } + ath5k_hw_rfb_op(ah, rf_regs, !ee->ee_xpd[ee_mode], + AR5K_RF_PWD_XPD, true); - /* Map b to g */ - if (mode == 2) - mode = 0; - else - mode = mode - 3; + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_x_gain[ee_mode], + AR5K_RF_XPD_GAIN, true); - break; - default: - return -EINVAL; + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_i_gain[ee_mode], + AR5K_RF_GAIN_I, true); + + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_xpd[ee_mode], + AR5K_RF_PLO_SEL, true); + + /* TODO: Half/quarter channel support */ } - /* Copy values to modify them */ - for (i = 0; i < rf_size; i++) { - if (rf_ini[i].rf_bank >= AR5K_RF5112_INI_RF_MAX_BANKS) { - ATH5K_ERR(ah->ah_sc, "invalid bank\n"); - return -EINVAL; - } + if (ah->ah_radio == AR5K_RF5112) { - if (bank != rf_ini[i].rf_bank) { - bank = rf_ini[i].rf_bank; - ah->ah_offset[bank] = i; - } + /* Set gain_F settings according to current step */ + if (channel->hw_value & CHANNEL_OFDM) { - rf[i] = rf_ini[i].rf_value[mode]; - } + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[0], + AR5K_RF_MIXGAIN_OVR, true); - /* - * After compairing dumps from different cards - * we get the same RF_BUFFER settings (diff returns - * 0 lines). It seems that RF_BUFFER settings are static - * and are written unmodified (no EEPROM stuff - * is used because calibration data would be - * different between different cards and would result - * different RF_BUFFER settings) - */ + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[1], + AR5K_RF_PWD_138, true); - /* Write RF values */ - for (i = 0; i < rf_size; i++) - ath5k_hw_reg_write(ah, rf[i], rf_ini[i].rf_register); + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[2], + AR5K_RF_PWD_137, true); - return 0; -} + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[3], + AR5K_RF_PWD_136, true); -/* - * Initialize RF - */ -int ath5k_hw_rfregs(struct ath5k_hw *ah, struct ieee80211_channel *channel, - unsigned int mode) -{ - int (*func)(struct ath5k_hw *, struct ieee80211_channel *, unsigned int); - int ret; + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[4], + AR5K_RF_PWD_132, true); - switch (ah->ah_radio) { - case AR5K_RF5111: - ah->ah_rf_banks_size = sizeof(rfregs_5111); - func = ath5k_hw_rf5111_rfregs; - break; - case AR5K_RF5112: - if (ah->ah_radio_5ghz_revision >= AR5K_SREV_RAD_5112A) - ah->ah_rf_banks_size = sizeof(rfregs_5112a); - else - ah->ah_rf_banks_size = sizeof(rfregs_5112); - func = ath5k_hw_rf5112_rfregs; - break; - case AR5K_RF5413: - ah->ah_rf_banks_size = sizeof(rfregs_5413); - func = ath5k_hw_rf5413_rfregs; - break; - case AR5K_RF2413: - ah->ah_rf_banks_size = sizeof(rfregs_2413); - func = ath5k_hw_rf5413_rfregs; - break; - case AR5K_RF2425: - ah->ah_rf_banks_size = sizeof(rfregs_2425); - func = ath5k_hw_rf5413_rfregs; - break; - default: - return -EINVAL; - } + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[5], + AR5K_RF_PWD_131, true); - if (ah->ah_rf_banks == NULL) { - /* XXX do extra checks? */ - ah->ah_rf_banks = kmalloc(ah->ah_rf_banks_size, GFP_KERNEL); - if (ah->ah_rf_banks == NULL) { - ATH5K_ERR(ah->ah_sc, "out of memory\n"); - return -ENOMEM; + ath5k_hw_rfb_op(ah, rf_regs, g_step->gos_param[6], + AR5K_RF_PWD_130, true); + + /* We programmed gain_F parameters, switch back + * to active state */ + ah->ah_gain.g_state = AR5K_RFGAIN_ACTIVE; } - } - ret = func(ah, channel, mode); - if (!ret) - ah->ah_rf_gain = AR5K_RFGAIN_INACTIVE; + /* Bank 6/7 setup */ - return ret; -} + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_xpd[ee_mode], + AR5K_RF_XPD_SEL, true); -int ath5k_hw_rfgain(struct ath5k_hw *ah, unsigned int freq) -{ - const struct ath5k_ini_rfgain *ath5k_rfg; - unsigned int i, size; + if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_5112A) { + /* Rev. 1 supports only one xpd */ + ath5k_hw_rfb_op(ah, rf_regs, + ee->ee_x_gain[ee_mode], + AR5K_RF_XPD_GAIN, true); - switch (ah->ah_radio) { - case AR5K_RF5111: - ath5k_rfg = rfgain_5111; - size = ARRAY_SIZE(rfgain_5111); - break; - case AR5K_RF5112: - ath5k_rfg = rfgain_5112; - size = ARRAY_SIZE(rfgain_5112); - break; - case AR5K_RF5413: - ath5k_rfg = rfgain_5413; - size = ARRAY_SIZE(rfgain_5413); - break; - case AR5K_RF2413: - ath5k_rfg = rfgain_2413; - size = ARRAY_SIZE(rfgain_2413); - freq = 0; /* only 2Ghz */ - break; - case AR5K_RF2425: - ath5k_rfg = rfgain_2425; - size = ARRAY_SIZE(rfgain_2425); - freq = 0; /* only 2Ghz */ - break; - default: - return -EINVAL; - } + } else { + /* TODO: Set high and low gain bits */ + ath5k_hw_rfb_op(ah, rf_regs, + ee->ee_x_gain[ee_mode], + AR5K_RF_PD_GAIN_LO, true); + ath5k_hw_rfb_op(ah, rf_regs, + ee->ee_x_gain[ee_mode], + AR5K_RF_PD_GAIN_HI, true); - switch (freq) { - case AR5K_INI_RFGAIN_2GHZ: - case AR5K_INI_RFGAIN_5GHZ: - break; - default: - return -EINVAL; - } + /* Lower synth voltage on Rev 2 */ + ath5k_hw_rfb_op(ah, rf_regs, 2, + AR5K_RF_HIGH_VC_CP, true); - for (i = 0; i < size; i++) { - AR5K_REG_WAIT(i); - ath5k_hw_reg_write(ah, ath5k_rfg[i].rfg_value[freq], - (u32)ath5k_rfg[i].rfg_register); - } + ath5k_hw_rfb_op(ah, rf_regs, 2, + AR5K_RF_MID_VC_CP, true); - return 0; -} + ath5k_hw_rfb_op(ah, rf_regs, 2, + AR5K_RF_LOW_VC_CP, true); -enum ath5k_rfgain ath5k_hw_get_rf_gain(struct ath5k_hw *ah) -{ - u32 data, type; + ath5k_hw_rfb_op(ah, rf_regs, 2, + AR5K_RF_PUSH_UP, true); - ATH5K_TRACE(ah->ah_sc); + /* Decrease power consumption on 5213+ BaseBand */ + if (ah->ah_phy_revision >= AR5K_SREV_PHY_5212A) { + ath5k_hw_rfb_op(ah, rf_regs, 1, + AR5K_RF_PAD2GND, true); - if (ah->ah_rf_banks == NULL || !ah->ah_gain.g_active || - ah->ah_version <= AR5K_AR5211) - return AR5K_RFGAIN_INACTIVE; + ath5k_hw_rfb_op(ah, rf_regs, 1, + AR5K_RF_XB2_LVL, true); - if (ah->ah_rf_gain != AR5K_RFGAIN_READ_REQUESTED) - goto done; + ath5k_hw_rfb_op(ah, rf_regs, 1, + AR5K_RF_XB5_LVL, true); - data = ath5k_hw_reg_read(ah, AR5K_PHY_PAPD_PROBE); + ath5k_hw_rfb_op(ah, rf_regs, 1, + AR5K_RF_PWD_167, true); - if (!(data & AR5K_PHY_PAPD_PROBE_TX_NEXT)) { - ah->ah_gain.g_current = data >> AR5K_PHY_PAPD_PROBE_GAINF_S; - type = AR5K_REG_MS(data, AR5K_PHY_PAPD_PROBE_TYPE); + ath5k_hw_rfb_op(ah, rf_regs, 1, + AR5K_RF_PWD_166, true); + } + } - if (type == AR5K_PHY_PAPD_PROBE_TYPE_CCK) - ah->ah_gain.g_current += AR5K_GAIN_CCK_PROBE_CORR; + ath5k_hw_rfb_op(ah, rf_regs, ee->ee_i_gain[ee_mode], + AR5K_RF_GAIN_I, true); - if (ah->ah_radio >= AR5K_RF5112) { - ath5k_hw_rfregs_gainf_corr(ah); - ah->ah_gain.g_current = - ah->ah_gain.g_current >= ah->ah_gain.g_f_corr ? - (ah->ah_gain.g_current-ah->ah_gain.g_f_corr) : - 0; - } + /* TODO: Half/quarter channel support */ - if (ath5k_hw_rfregs_gain_readback(ah) && - AR5K_GAIN_CHECK_ADJUST(&ah->ah_gain) && - ath5k_hw_rfregs_gain_adjust(ah)) - ah->ah_rf_gain = AR5K_RFGAIN_NEED_CHANGE; } -done: - return ah->ah_rf_gain; -} + if (ah->ah_radio == AR5K_RF5413 && + channel->hw_value & CHANNEL_2GHZ) { + + ath5k_hw_rfb_op(ah, rf_regs, 1, AR5K_RF_DERBY_CHAN_SEL_MODE, + true); + + /* Set optimum value for early revisions (on pci-e chips) */ + if (ah->ah_mac_srev >= AR5K_SREV_AR5424 && + ah->ah_mac_srev < AR5K_SREV_AR5413) + ath5k_hw_rfb_op(ah, rf_regs, ath5k_hw_bitswap(6, 3), + AR5K_RF_PWD_ICLOBUF_2G, true); -int ath5k_hw_set_rfgain_opt(struct ath5k_hw *ah) -{ - /* Initialize the gain optimization values */ - switch (ah->ah_radio) { - case AR5K_RF5111: - ah->ah_gain.g_step_idx = rfgain_opt_5111.go_default; - ah->ah_gain.g_step = - &rfgain_opt_5111.go_step[ah->ah_gain.g_step_idx]; - ah->ah_gain.g_low = 20; - ah->ah_gain.g_high = 35; - ah->ah_gain.g_active = 1; - break; - case AR5K_RF5112: - ah->ah_gain.g_step_idx = rfgain_opt_5112.go_default; - ah->ah_gain.g_step = - &rfgain_opt_5112.go_step[ah->ah_gain.g_step_idx]; - ah->ah_gain.g_low = 20; - ah->ah_gain.g_high = 85; - ah->ah_gain.g_active = 1; - break; - default: - return -EINVAL; + } + + /* Write RF banks on hw */ + for (i = 0; i < ah->ah_rf_banks_size; i++) { + AR5K_REG_WAIT(i); + ath5k_hw_reg_write(ah, rfb[i], ini_rfb[i].rfb_ctrl_register); } return 0; } + /**************************\ PHY/RF channel functions \**************************/ @@ -2271,13 +1331,8 @@ done: * as often as I/Q calibration.*/ ath5k_hw_noise_floor_calibration(ah, channel->center_freq); - /* Request RF gain */ - if (channel->hw_value & CHANNEL_5GHZ) { - ath5k_hw_reg_write(ah, AR5K_REG_SM(ah->ah_txpower.txp_max, - AR5K_PHY_PAPD_PROBE_TXPOWER) | - AR5K_PHY_PAPD_PROBE_TX_NEXT, AR5K_PHY_PAPD_PROBE); - ah->ah_rf_gain = AR5K_RFGAIN_READ_REQUESTED; - } + /* Initiate a gain_F calibration */ + ath5k_hw_request_rfgain_probe(ah); return 0; } |