From a6dc60ff1209df29ee4668024e93d31f31421932 Mon Sep 17 00:00:00 2001 From: Kozlov Sergey Date: Tue, 28 Jul 2015 11:33:03 -0300 Subject: [PATCH] [media] cxd2841er: Sony CXD2841ER DVB-S/S2/T/T2/C demodulator driver Add DVB-C/T/T2/S/S2 demodulator frontend driver Sony CXD2841ER chip. Signed-off-by: Kozlov Sergey Signed-off-by: Mauro Carvalho Chehab --- MAINTAINERS | 9 + drivers/media/dvb-frontends/Kconfig | 7 + drivers/media/dvb-frontends/Makefile | 1 + drivers/media/dvb-frontends/cxd2841er.c | 2719 ++++++++++++++++++ drivers/media/dvb-frontends/cxd2841er.h | 65 + drivers/media/dvb-frontends/cxd2841er_priv.h | 43 + 6 files changed, 2844 insertions(+) create mode 100644 drivers/media/dvb-frontends/cxd2841er.c create mode 100644 drivers/media/dvb-frontends/cxd2841er.h create mode 100644 drivers/media/dvb-frontends/cxd2841er_priv.h diff --git a/MAINTAINERS b/MAINTAINERS index a8ef03c90105..805a55d5e700 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6610,6 +6610,15 @@ T: git git://linuxtv.org/media_tree.git S: Supported F: drivers/media/dvb-frontends/ascot2e* +MEDIA DRIVERS FOR CXD2841ER +M: Sergey Kozlov +L: linux-media@vger.kernel.org +W: http://linuxtv.org/ +W: http://netup.tv/ +T: git git://linuxtv.org/media_tree.git +S: Supported +F: drivers/media/dvb-frontends/cxd2841er* + MEDIA DRIVERS FOR HORUS3A M: Sergey Kozlov L: linux-media@vger.kernel.org diff --git a/drivers/media/dvb-frontends/Kconfig b/drivers/media/dvb-frontends/Kconfig index 82b21b92f33b..292c9479bb75 100644 --- a/drivers/media/dvb-frontends/Kconfig +++ b/drivers/media/dvb-frontends/Kconfig @@ -451,6 +451,13 @@ config DVB_CXD2820R help Say Y when you want to support this frontend. +config DVB_CXD2841ER + tristate "Sony CXD2841ER" + depends on DVB_CORE && I2C + default m if !MEDIA_SUBDRV_AUTOSELECT + help + Say Y when you want to support this frontend. + config DVB_RTL2830 tristate "Realtek RTL2830 DVB-T" depends on DVB_CORE && I2C && I2C_MUX diff --git a/drivers/media/dvb-frontends/Makefile b/drivers/media/dvb-frontends/Makefile index 07d962a29763..37ef17b5b995 100644 --- a/drivers/media/dvb-frontends/Makefile +++ b/drivers/media/dvb-frontends/Makefile @@ -106,6 +106,7 @@ obj-$(CONFIG_DVB_MB86A20S) += mb86a20s.o obj-$(CONFIG_DVB_IX2505V) += ix2505v.o obj-$(CONFIG_DVB_STV0367) += stv0367.o obj-$(CONFIG_DVB_CXD2820R) += cxd2820r.o +obj-$(CONFIG_DVB_CXD2841ER) += cxd2841er.o obj-$(CONFIG_DVB_DRXK) += drxk.o obj-$(CONFIG_DVB_TDA18271C2DD) += tda18271c2dd.o obj-$(CONFIG_DVB_SI2165) += si2165.o diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c new file mode 100644 index 000000000000..d3813cc22770 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -0,0 +1,2719 @@ +/* + * cxd2841er.c + * + * Sony CXD2441ER digital demodulator driver + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov + * Copyright (C) 2014 Abylay Ospan + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "dvb_math.h" +#include "dvb_frontend.h" +#include "cxd2841er.h" +#include "cxd2841er_priv.h" + +enum cxd2841er_state { + STATE_SHUTDOWN = 0, + STATE_SLEEP_S, + STATE_ACTIVE_S, + STATE_SLEEP_TC, + STATE_ACTIVE_TC +}; + +struct cxd2841er_priv { + struct dvb_frontend frontend; + struct i2c_adapter *i2c; + u8 i2c_addr_slvx; + u8 i2c_addr_slvt; + const struct cxd2841er_config *config; + enum cxd2841er_state state; + u8 system; +}; + +static const struct cxd2841er_cnr_data s_cn_data[] = { + { 0x033e, 0 }, { 0x0339, 100 }, { 0x0333, 200 }, + { 0x032e, 300 }, { 0x0329, 400 }, { 0x0324, 500 }, + { 0x031e, 600 }, { 0x0319, 700 }, { 0x0314, 800 }, + { 0x030f, 900 }, { 0x030a, 1000 }, { 0x02ff, 1100 }, + { 0x02f4, 1200 }, { 0x02e9, 1300 }, { 0x02de, 1400 }, + { 0x02d4, 1500 }, { 0x02c9, 1600 }, { 0x02bf, 1700 }, + { 0x02b5, 1800 }, { 0x02ab, 1900 }, { 0x02a1, 2000 }, + { 0x029b, 2100 }, { 0x0295, 2200 }, { 0x0290, 2300 }, + { 0x028a, 2400 }, { 0x0284, 2500 }, { 0x027f, 2600 }, + { 0x0279, 2700 }, { 0x0274, 2800 }, { 0x026e, 2900 }, + { 0x0269, 3000 }, { 0x0262, 3100 }, { 0x025c, 3200 }, + { 0x0255, 3300 }, { 0x024f, 3400 }, { 0x0249, 3500 }, + { 0x0242, 3600 }, { 0x023c, 3700 }, { 0x0236, 3800 }, + { 0x0230, 3900 }, { 0x022a, 4000 }, { 0x0223, 4100 }, + { 0x021c, 4200 }, { 0x0215, 4300 }, { 0x020e, 4400 }, + { 0x0207, 4500 }, { 0x0201, 4600 }, { 0x01fa, 4700 }, + { 0x01f4, 4800 }, { 0x01ed, 4900 }, { 0x01e7, 5000 }, + { 0x01e0, 5100 }, { 0x01d9, 5200 }, { 0x01d2, 5300 }, + { 0x01cb, 5400 }, { 0x01c4, 5500 }, { 0x01be, 5600 }, + { 0x01b7, 5700 }, { 0x01b1, 5800 }, { 0x01aa, 5900 }, + { 0x01a4, 6000 }, { 0x019d, 6100 }, { 0x0196, 6200 }, + { 0x018f, 6300 }, { 0x0189, 6400 }, { 0x0182, 6500 }, + { 0x017c, 6600 }, { 0x0175, 6700 }, { 0x016f, 6800 }, + { 0x0169, 6900 }, { 0x0163, 7000 }, { 0x015c, 7100 }, + { 0x0156, 7200 }, { 0x0150, 7300 }, { 0x014a, 7400 }, + { 0x0144, 7500 }, { 0x013e, 7600 }, { 0x0138, 7700 }, + { 0x0132, 7800 }, { 0x012d, 7900 }, { 0x0127, 8000 }, + { 0x0121, 8100 }, { 0x011c, 8200 }, { 0x0116, 8300 }, + { 0x0111, 8400 }, { 0x010b, 8500 }, { 0x0106, 8600 }, + { 0x0101, 8700 }, { 0x00fc, 8800 }, { 0x00f7, 8900 }, + { 0x00f2, 9000 }, { 0x00ee, 9100 }, { 0x00ea, 9200 }, + { 0x00e6, 9300 }, { 0x00e2, 9400 }, { 0x00de, 9500 }, + { 0x00da, 9600 }, { 0x00d7, 9700 }, { 0x00d3, 9800 }, + { 0x00d0, 9900 }, { 0x00cc, 10000 }, { 0x00c7, 10100 }, + { 0x00c3, 10200 }, { 0x00bf, 10300 }, { 0x00ba, 10400 }, + { 0x00b6, 10500 }, { 0x00b2, 10600 }, { 0x00ae, 10700 }, + { 0x00aa, 10800 }, { 0x00a7, 10900 }, { 0x00a3, 11000 }, + { 0x009f, 11100 }, { 0x009c, 11200 }, { 0x0098, 11300 }, + { 0x0094, 11400 }, { 0x0091, 11500 }, { 0x008e, 11600 }, + { 0x008a, 11700 }, { 0x0087, 11800 }, { 0x0084, 11900 }, + { 0x0081, 12000 }, { 0x007e, 12100 }, { 0x007b, 12200 }, + { 0x0079, 12300 }, { 0x0076, 12400 }, { 0x0073, 12500 }, + { 0x0071, 12600 }, { 0x006e, 12700 }, { 0x006c, 12800 }, + { 0x0069, 12900 }, { 0x0067, 13000 }, { 0x0065, 13100 }, + { 0x0062, 13200 }, { 0x0060, 13300 }, { 0x005e, 13400 }, + { 0x005c, 13500 }, { 0x005a, 13600 }, { 0x0058, 13700 }, + { 0x0056, 13800 }, { 0x0054, 13900 }, { 0x0052, 14000 }, + { 0x0050, 14100 }, { 0x004e, 14200 }, { 0x004c, 14300 }, + { 0x004b, 14400 }, { 0x0049, 14500 }, { 0x0047, 14600 }, + { 0x0046, 14700 }, { 0x0044, 14800 }, { 0x0043, 14900 }, + { 0x0041, 15000 }, { 0x003f, 15100 }, { 0x003e, 15200 }, + { 0x003c, 15300 }, { 0x003b, 15400 }, { 0x003a, 15500 }, + { 0x0037, 15700 }, { 0x0036, 15800 }, { 0x0034, 15900 }, + { 0x0033, 16000 }, { 0x0032, 16100 }, { 0x0031, 16200 }, + { 0x0030, 16300 }, { 0x002f, 16400 }, { 0x002e, 16500 }, + { 0x002d, 16600 }, { 0x002c, 16700 }, { 0x002b, 16800 }, + { 0x002a, 16900 }, { 0x0029, 17000 }, { 0x0028, 17100 }, + { 0x0027, 17200 }, { 0x0026, 17300 }, { 0x0025, 17400 }, + { 0x0024, 17500 }, { 0x0023, 17600 }, { 0x0022, 17800 }, + { 0x0021, 17900 }, { 0x0020, 18000 }, { 0x001f, 18200 }, + { 0x001e, 18300 }, { 0x001d, 18500 }, { 0x001c, 18700 }, + { 0x001b, 18900 }, { 0x001a, 19000 }, { 0x0019, 19200 }, + { 0x0018, 19300 }, { 0x0017, 19500 }, { 0x0016, 19700 }, + { 0x0015, 19900 }, { 0x0014, 20000 }, +}; + +static const struct cxd2841er_cnr_data s2_cn_data[] = { + { 0x05af, 0 }, { 0x0597, 100 }, { 0x057e, 200 }, + { 0x0567, 300 }, { 0x0550, 400 }, { 0x0539, 500 }, + { 0x0522, 600 }, { 0x050c, 700 }, { 0x04f6, 800 }, + { 0x04e1, 900 }, { 0x04cc, 1000 }, { 0x04b6, 1100 }, + { 0x04a1, 1200 }, { 0x048c, 1300 }, { 0x0477, 1400 }, + { 0x0463, 1500 }, { 0x044f, 1600 }, { 0x043c, 1700 }, + { 0x0428, 1800 }, { 0x0416, 1900 }, { 0x0403, 2000 }, + { 0x03ef, 2100 }, { 0x03dc, 2200 }, { 0x03c9, 2300 }, + { 0x03b6, 2400 }, { 0x03a4, 2500 }, { 0x0392, 2600 }, + { 0x0381, 2700 }, { 0x036f, 2800 }, { 0x035f, 2900 }, + { 0x034e, 3000 }, { 0x033d, 3100 }, { 0x032d, 3200 }, + { 0x031d, 3300 }, { 0x030d, 3400 }, { 0x02fd, 3500 }, + { 0x02ee, 3600 }, { 0x02df, 3700 }, { 0x02d0, 3800 }, + { 0x02c2, 3900 }, { 0x02b4, 4000 }, { 0x02a6, 4100 }, + { 0x0299, 4200 }, { 0x028c, 4300 }, { 0x027f, 4400 }, + { 0x0272, 4500 }, { 0x0265, 4600 }, { 0x0259, 4700 }, + { 0x024d, 4800 }, { 0x0241, 4900 }, { 0x0236, 5000 }, + { 0x022b, 5100 }, { 0x0220, 5200 }, { 0x0215, 5300 }, + { 0x020a, 5400 }, { 0x0200, 5500 }, { 0x01f6, 5600 }, + { 0x01ec, 5700 }, { 0x01e2, 5800 }, { 0x01d8, 5900 }, + { 0x01cf, 6000 }, { 0x01c6, 6100 }, { 0x01bc, 6200 }, + { 0x01b3, 6300 }, { 0x01aa, 6400 }, { 0x01a2, 6500 }, + { 0x0199, 6600 }, { 0x0191, 6700 }, { 0x0189, 6800 }, + { 0x0181, 6900 }, { 0x0179, 7000 }, { 0x0171, 7100 }, + { 0x0169, 7200 }, { 0x0161, 7300 }, { 0x015a, 7400 }, + { 0x0153, 7500 }, { 0x014b, 7600 }, { 0x0144, 7700 }, + { 0x013d, 7800 }, { 0x0137, 7900 }, { 0x0130, 8000 }, + { 0x012a, 8100 }, { 0x0124, 8200 }, { 0x011e, 8300 }, + { 0x0118, 8400 }, { 0x0112, 8500 }, { 0x010c, 8600 }, + { 0x0107, 8700 }, { 0x0101, 8800 }, { 0x00fc, 8900 }, + { 0x00f7, 9000 }, { 0x00f2, 9100 }, { 0x00ec, 9200 }, + { 0x00e7, 9300 }, { 0x00e2, 9400 }, { 0x00dd, 9500 }, + { 0x00d8, 9600 }, { 0x00d4, 9700 }, { 0x00cf, 9800 }, + { 0x00ca, 9900 }, { 0x00c6, 10000 }, { 0x00c2, 10100 }, + { 0x00be, 10200 }, { 0x00b9, 10300 }, { 0x00b5, 10400 }, + { 0x00b1, 10500 }, { 0x00ae, 10600 }, { 0x00aa, 10700 }, + { 0x00a6, 10800 }, { 0x00a3, 10900 }, { 0x009f, 11000 }, + { 0x009b, 11100 }, { 0x0098, 11200 }, { 0x0095, 11300 }, + { 0x0091, 11400 }, { 0x008e, 11500 }, { 0x008b, 11600 }, + { 0x0088, 11700 }, { 0x0085, 11800 }, { 0x0082, 11900 }, + { 0x007f, 12000 }, { 0x007c, 12100 }, { 0x007a, 12200 }, + { 0x0077, 12300 }, { 0x0074, 12400 }, { 0x0072, 12500 }, + { 0x006f, 12600 }, { 0x006d, 12700 }, { 0x006b, 12800 }, + { 0x0068, 12900 }, { 0x0066, 13000 }, { 0x0064, 13100 }, + { 0x0061, 13200 }, { 0x005f, 13300 }, { 0x005d, 13400 }, + { 0x005b, 13500 }, { 0x0059, 13600 }, { 0x0057, 13700 }, + { 0x0055, 13800 }, { 0x0053, 13900 }, { 0x0051, 14000 }, + { 0x004f, 14100 }, { 0x004e, 14200 }, { 0x004c, 14300 }, + { 0x004a, 14400 }, { 0x0049, 14500 }, { 0x0047, 14600 }, + { 0x0045, 14700 }, { 0x0044, 14800 }, { 0x0042, 14900 }, + { 0x0041, 15000 }, { 0x003f, 15100 }, { 0x003e, 15200 }, + { 0x003c, 15300 }, { 0x003b, 15400 }, { 0x003a, 15500 }, + { 0x0038, 15600 }, { 0x0037, 15700 }, { 0x0036, 15800 }, + { 0x0034, 15900 }, { 0x0033, 16000 }, { 0x0032, 16100 }, + { 0x0031, 16200 }, { 0x0030, 16300 }, { 0x002f, 16400 }, + { 0x002e, 16500 }, { 0x002d, 16600 }, { 0x002c, 16700 }, + { 0x002b, 16800 }, { 0x002a, 16900 }, { 0x0029, 17000 }, + { 0x0028, 17100 }, { 0x0027, 17200 }, { 0x0026, 17300 }, + { 0x0025, 17400 }, { 0x0024, 17500 }, { 0x0023, 17600 }, + { 0x0022, 17800 }, { 0x0021, 17900 }, { 0x0020, 18000 }, + { 0x001f, 18200 }, { 0x001e, 18300 }, { 0x001d, 18500 }, + { 0x001c, 18700 }, { 0x001b, 18900 }, { 0x001a, 19000 }, + { 0x0019, 19200 }, { 0x0018, 19300 }, { 0x0017, 19500 }, + { 0x0016, 19700 }, { 0x0015, 19900 }, { 0x0014, 20000 }, +}; + +#define MAKE_IFFREQ_CONFIG(iffreq) ((u32)(((iffreq)/41.0)*16777216.0 + 0.5)) + +static void cxd2841er_i2c_debug(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 write, + const u8 *data, u32 len) +{ + dev_dbg(&priv->i2c->dev, + "cxd2841er: I2C %s addr %02x reg 0x%02x size %d\n", + (write == 0 ? "read" : "write"), addr, reg, len); + print_hex_dump_bytes("cxd2841er: I2C data: ", + DUMP_PREFIX_OFFSET, data, len); +} + +static int cxd2841er_write_regs(struct cxd2841er_priv *priv, + u8 addr, u8 reg, const u8 *data, u32 len) +{ + int ret; + u8 buf[len+1]; + u8 i2c_addr = (addr == I2C_SLVX ? + priv->i2c_addr_slvx : priv->i2c_addr_slvt); + struct i2c_msg msg[1] = { + { + .addr = i2c_addr, + .flags = 0, + .len = sizeof(buf), + .buf = buf, + } + }; + + cxd2841er_i2c_debug(priv, i2c_addr, reg, 1, data, len); + buf[0] = reg; + memcpy(&buf[1], data, len); + + ret = i2c_transfer(priv->i2c, msg, 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c wr failed=%d addr=%02x reg=%02x len=%d\n", + KBUILD_MODNAME, ret, i2c_addr, reg, len); + return ret; + } + return 0; +} + +static int cxd2841er_write_reg(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 val) +{ + return cxd2841er_write_regs(priv, addr, reg, &val, 1); +} + +static int cxd2841er_read_regs(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 *val, u32 len) +{ + int ret; + u8 i2c_addr = (addr == I2C_SLVX ? + priv->i2c_addr_slvx : priv->i2c_addr_slvt); + struct i2c_msg msg[2] = { + { + .addr = i2c_addr, + .flags = 0, + .len = 1, + .buf = ®, + }, { + .addr = i2c_addr, + .flags = I2C_M_RD, + .len = len, + .buf = val, + } + }; + + ret = i2c_transfer(priv->i2c, &msg[0], 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c rw failed=%d addr=%02x reg=%02x\n", + KBUILD_MODNAME, ret, i2c_addr, reg); + return ret; + } + ret = i2c_transfer(priv->i2c, &msg[1], 1); + if (ret >= 0 && ret != 1) + ret = -EIO; + if (ret < 0) { + dev_warn(&priv->i2c->dev, + "%s: i2c rd failed=%d addr=%02x reg=%02x\n", + KBUILD_MODNAME, ret, i2c_addr, reg); + return ret; + } + return 0; +} + +static int cxd2841er_read_reg(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 *val) +{ + return cxd2841er_read_regs(priv, addr, reg, val, 1); +} + +static int cxd2841er_set_reg_bits(struct cxd2841er_priv *priv, + u8 addr, u8 reg, u8 data, u8 mask) +{ + int res; + u8 rdata; + + if (mask != 0xff) { + res = cxd2841er_read_reg(priv, addr, reg, &rdata); + if (res) + return res; + data = ((data & mask) | (rdata & (mask ^ 0xFF))); + } + return cxd2841er_write_reg(priv, addr, reg, data); +} + +static int cxd2841er_dvbs2_set_symbol_rate(struct cxd2841er_priv *priv, + u32 symbol_rate) +{ + u32 reg_value = 0; + u8 data[3] = {0, 0, 0}; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + /* + * regValue = (symbolRateKSps * 2^14 / 1000) + 0.5 + * = ((symbolRateKSps * 2^14) + 500) / 1000 + * = ((symbolRateKSps * 16384) + 500) / 1000 + */ + reg_value = DIV_ROUND_CLOSEST(symbol_rate * 16384, 1000); + if ((reg_value == 0) || (reg_value > 0xFFFFF)) { + dev_err(&priv->i2c->dev, + "%s(): reg_value is out of range\n", __func__); + return -EINVAL; + } + data[0] = (u8)((reg_value >> 16) & 0x0F); + data[1] = (u8)((reg_value >> 8) & 0xFF); + data[2] = (u8)(reg_value & 0xFF); + /* Set SLV-T Bank : 0xAE */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xae); + cxd2841er_write_regs(priv, I2C_SLVT, 0x20, data, 3); + return 0; +} + +static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv, + u8 system); + +static int cxd2841er_sleep_s_to_active_s(struct cxd2841er_priv *priv, + u8 system, u32 symbol_rate) +{ + int ret; + u8 data[4] = { 0, 0, 0, 0 }; + + if (priv->state != STATE_SLEEP_S) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, (int)priv->state); + return -EINVAL; + } + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBS); + /* Set demod mode */ + if (system == SYS_DVBS) { + data[0] = 0x0A; + } else if (system == SYS_DVBS2) { + data[0] = 0x0B; + } else { + dev_err(&priv->i2c->dev, "%s(): invalid delsys %d\n", + __func__, system); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, data[0]); + /* DVB-S/S2 */ + data[0] = 0x00; + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable S/S2 auto detection 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2d, data[0]); + /* Set SLV-T Bank : 0xAE */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xae); + /* Enable S/S2 auto detection 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, data[0]); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x31, 0x01); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + /* Enable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x3f); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Enable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0xA3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa3); + cxd2841er_write_reg(priv, I2C_SLVT, 0xac, 0x00); + data[0] = 0x07; + data[1] = 0x3B; + data[2] = 0x08; + data[3] = 0xC5; + /* Set SLV-T Bank : 0xAB */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xab); + cxd2841er_write_regs(priv, I2C_SLVT, 0x98, data, 4); + data[0] = 0x05; + data[1] = 0x80; + data[2] = 0x0A; + data[3] = 0x80; + cxd2841er_write_regs(priv, I2C_SLVT, 0xa8, data, 4); + data[0] = 0x0C; + data[1] = 0xCC; + cxd2841er_write_regs(priv, I2C_SLVT, 0xc3, data, 2); + /* Set demod parameter */ + ret = cxd2841er_dvbs2_set_symbol_rate(priv, symbol_rate); + if (ret != 0) + return ret; + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x10); + /* disable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_S; + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t_band(struct cxd2841er_priv *priv, + u32 bandwidth); + +static int cxd2841er_sleep_tc_to_active_t2_band(struct cxd2841er_priv *priv, + u32 bandwidth); + +static int cxd2841er_sleep_tc_to_active_c_band(struct cxd2841er_priv *priv, + u32 bandwidth); + +static int cxd2841er_retune_active(struct cxd2841er_priv *priv, + struct dtv_frontend_properties *p) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_S && + priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + if (priv->state == STATE_ACTIVE_S) + return cxd2841er_dvbs2_set_symbol_rate( + priv, p->symbol_rate / 1000); + else if (priv->state == STATE_ACTIVE_TC) { + switch (priv->system) { + case SYS_DVBT: + return cxd2841er_sleep_tc_to_active_t_band( + priv, p->bandwidth_hz); + case SYS_DVBT2: + return cxd2841er_sleep_tc_to_active_t2_band( + priv, p->bandwidth_hz); + case SYS_DVBC_ANNEX_A: + return cxd2841er_sleep_tc_to_active_c_band( + priv, 8000000); + } + } + dev_dbg(&priv->i2c->dev, "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; +} + +static int cxd2841er_active_s_to_sleep_s(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x1f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x31, 0x00); + /* disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + /* disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x27); + /* SADC Bias ON */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x69, 0x06); + /* disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + /* Set SLV-T Bank : 0xAE */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xae); + /* disable S/S2 auto detection1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable S/S2 auto detection2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2d, 0x00); + priv->state = STATE_SLEEP_S; + return 0; +} + +static int cxd2841er_sleep_s_to_shutdown(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SLEEP_S) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable DSQOUT */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* Disable DSQIN */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x9c, 0x00); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Disable oscillator */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x15, 0x01); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x01); + priv->state = STATE_SHUTDOWN; + return 0; +} + +static int cxd2841er_sleep_tc_to_shutdown(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SLEEP_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Disable oscillator */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x15, 0x01); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x01); + priv->state = STATE_SHUTDOWN; + return 0; +} + +static int cxd2841er_active_t_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + /* Disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* Disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_active_t2_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Cancel DVB-T2 setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13); + cxd2841er_write_reg(priv, I2C_SLVT, 0x83, 0x40); + cxd2841er_write_reg(priv, I2C_SLVT, 0x86, 0x21); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x9e, 0x09, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x9f, 0xfb); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2a); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x38, 0x00, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x11, 0x00, 0x3f); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + /* Disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* Disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_active_c_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* disable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x01); + /* enable Hi-Z setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x3f); + /* enable Hi-Z setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0xff); + /* Cancel DVB-C setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa3, 0x00, 0x1f); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* disable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable ADC 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + /* Disable ADC 3 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* Disable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Disable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x00); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_shutdown_to_sleep_s(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SHUTDOWN) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Clear all demodulator registers */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x02, 0x00); + usleep_range(3000, 5000); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x01); + /* Set X'tal clock to 20.5Mhz */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x0a); + /* Clear demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x00); + usleep_range(1000, 2000); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* enable DSQOUT */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x1F); + /* enable DSQIN */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x9C, 0x40); + /* TADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* SADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x27); + cxd2841er_write_reg(priv, I2C_SLVT, 0x69, 0x06); + priv->state = STATE_SLEEP_S; + return 0; +} + +static int cxd2841er_shutdown_to_sleep_tc(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_SHUTDOWN) { + dev_dbg(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Clear all demodulator registers */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x02, 0x00); + usleep_range(3000, 5000); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x01); + /* Set X'tal clock to 20.5Mhz */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x13, 0x00); + cxd2841er_write_reg(priv, I2C_SLVX, 0x14, 0x00); + /* Clear demod SW reset */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x10, 0x00); + usleep_range(1000, 2000); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x43, 0x0a); + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x0a); + /* SADC Bias On */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x63, 0x16); + cxd2841er_write_reg(priv, I2C_SLVT, 0x65, 0x27); + cxd2841er_write_reg(priv, I2C_SLVT, 0x69, 0x06); + priv->state = STATE_SLEEP_TC; + return 0; +} + +static int cxd2841er_tune_done(struct cxd2841er_priv *priv) +{ + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0, 0); + /* SW Reset */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xfe, 0x01); + /* Enable TS output */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xc3, 0x00); + return 0; +} + +/* Set TS parallel mode */ +static void cxd2841er_set_ts_clock_mode(struct cxd2841er_priv *priv, + u8 system) +{ + u8 serial_ts, ts_rate_ctrl_off, ts_in_off; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + cxd2841er_read_reg(priv, I2C_SLVT, 0xc4, &serial_ts); + cxd2841er_read_reg(priv, I2C_SLVT, 0xd3, &ts_rate_ctrl_off); + cxd2841er_read_reg(priv, I2C_SLVT, 0xde, &ts_in_off); + dev_dbg(&priv->i2c->dev, "%s(): ser_ts=0x%02x rate_ctrl_off=0x%02x in_off=0x%02x\n", + __func__, serial_ts, ts_rate_ctrl_off, ts_in_off); + + /* + * slave Bank Addr Bit default Name + * 00h D9h [7:0] 8'h08 OTSCKPERIOD + */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xd9, 0x08); + /* + * Disable TS IF Clock + * slave Bank Addr Bit default Name + * 00h 32h [0] 1'b1 OREG_CK_TSIF_EN + */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x32, 0x00, 0x01); + /* + * slave Bank Addr Bit default Name + * 00h 33h [1:0] 2'b01 OREG_CKSEL_TSIF + */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x33, 0x00, 0x03); + /* + * Enable TS IF Clock + * slave Bank Addr Bit default Name + * 00h 32h [0] 1'b1 OREG_CK_TSIF_EN + */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x32, 0x01, 0x01); + + if (system == SYS_DVBT) { + /* Enable parity period for DVB-T */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x66, 0x01, 0x01); + } else if (system == SYS_DVBC_ANNEX_A) { + /* Enable parity period for DVB-C */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x66, 0x01, 0x01); + } +} + +static u8 cxd2841er_chip_id(struct cxd2841er_priv *priv) +{ + u8 chip_id; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_write_reg(priv, I2C_SLVT, 0, 0); + cxd2841er_read_reg(priv, I2C_SLVT, 0xfd, &chip_id); + return chip_id; +} + +static int cxd2841er_read_status_s(struct dvb_frontend *fe, + enum fe_status *status) +{ + u8 reg = 0; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + *status = 0; + if (priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + /* + * slave Bank Addr Bit Signal name + * A0h 11h [2] ITSLOCK + */ + cxd2841er_read_reg(priv, I2C_SLVT, 0x11, ®); + if (reg & 0x04) { + *status = FE_HAS_SIGNAL + | FE_HAS_CARRIER + | FE_HAS_VITERBI + | FE_HAS_SYNC + | FE_HAS_LOCK; + } + dev_dbg(&priv->i2c->dev, "%s(): result 0x%x\n", __func__, *status); + return 0; +} + +static int cxd2841er_read_status_t_t2(struct cxd2841er_priv *priv, + u8 *sync, u8 *tslock, u8 *unlock) +{ + u8 data = 0; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) + return -EINVAL; + if (priv->system == SYS_DVBT) { + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + } else { + /* Set SLV-T Bank : 0x20 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + } + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data); + if ((data & 0x07) == 0x07) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid hardware state detected\n", __func__); + *sync = 0; + *tslock = 0; + *unlock = 0; + } else { + *sync = ((data & 0x07) == 0x6 ? 1 : 0); + *tslock = ((data & 0x20) ? 1 : 0); + *unlock = ((data & 0x10) ? 1 : 0); + } + return 0; +} + +static int cxd2841er_read_status_c(struct cxd2841er_priv *priv, u8 *tslock) +{ + u8 data; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) + return -EINVAL; + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + cxd2841er_read_reg(priv, I2C_SLVT, 0x88, &data); + if ((data & 0x01) == 0) { + *tslock = 0; + } else { + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data); + *tslock = ((data & 0x20) ? 1 : 0); + } + return 0; +} + +static int cxd2841er_read_status_tc(struct dvb_frontend *fe, + enum fe_status *status) +{ + int ret = 0; + u8 sync = 0; + u8 tslock = 0; + u8 unlock = 0; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + *status = 0; + if (priv->state == STATE_ACTIVE_TC) { + if (priv->system == SYS_DVBT || priv->system == SYS_DVBT2) { + ret = cxd2841er_read_status_t_t2( + priv, &sync, &tslock, &unlock); + if (ret) + goto done; + if (unlock) + goto done; + if (sync) + *status = FE_HAS_SIGNAL | + FE_HAS_CARRIER | + FE_HAS_VITERBI | + FE_HAS_SYNC; + if (tslock) + *status |= FE_HAS_LOCK; + } else if (priv->system == SYS_DVBC_ANNEX_A) { + ret = cxd2841er_read_status_c(priv, &tslock); + if (ret) + goto done; + if (tslock) + *status = FE_HAS_SIGNAL | + FE_HAS_CARRIER | + FE_HAS_VITERBI | + FE_HAS_SYNC | + FE_HAS_LOCK; + } + } +done: + dev_dbg(&priv->i2c->dev, "%s(): status 0x%x\n", __func__, *status); + return ret; +} + +static int cxd2841er_get_carrier_offset_s_s2(struct cxd2841er_priv *priv, + int *offset) +{ + u8 data[3]; + u8 is_hs_mode; + s32 cfrl_ctrlval; + s32 temp_div, temp_q, temp_r; + + if (priv->state != STATE_ACTIVE_S) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + /* + * Get High Sampling Rate mode + * slave Bank Addr Bit Signal name + * A0h 10h [0] ITRL_LOCK + */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, &data[0]); + if (data[0] & 0x01) { + /* + * slave Bank Addr Bit Signal name + * A0h 50h [4] IHSMODE + */ + cxd2841er_read_reg(priv, I2C_SLVT, 0x50, &data[0]); + is_hs_mode = (data[0] & 0x10 ? 1 : 0); + } else { + dev_dbg(&priv->i2c->dev, + "%s(): unable to detect sampling rate mode\n", + __func__); + return -EINVAL; + } + /* + * slave Bank Addr Bit Signal name + * A0h 45h [4:0] ICFRL_CTRLVAL[20:16] + * A0h 46h [7:0] ICFRL_CTRLVAL[15:8] + * A0h 47h [7:0] ICFRL_CTRLVAL[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x45, data, 3); + cfrl_ctrlval = sign_extend32((((u32)data[0] & 0x1F) << 16) | + (((u32)data[1] & 0xFF) << 8) | + ((u32)data[2] & 0xFF), 20); + temp_div = (is_hs_mode ? 1048576 : 1572864); + if (cfrl_ctrlval > 0) { + temp_q = div_s64_rem(97375LL * cfrl_ctrlval, + temp_div, &temp_r); + } else { + temp_q = div_s64_rem(-97375LL * cfrl_ctrlval, + temp_div, &temp_r); + } + if (temp_r >= temp_div / 2) + temp_q++; + if (cfrl_ctrlval > 0) + temp_q *= -1; + *offset = temp_q; + return 0; +} + +int cxd2841er_get_carrier_offset_t2( + struct cxd2841er_priv *priv, u32 bandwidth, int *offset) +{ + u8 data[4]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + if (priv->system != SYS_DVBT2) { + dev_dbg(&priv->i2c->dev, "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + cxd2841er_read_regs(priv, I2C_SLVT, 0x4c, data, sizeof(data)); + *offset = -1 * sign_extend32( + ((u32)(data[0] & 0x0F) << 24) | ((u32)data[1] << 16) | + ((u32)data[2] << 8) | (u32)data[3], 27); + switch (bandwidth) { + case 1712000: + *offset /= 582; + break; + case 5000000: + case 6000000: + case 7000000: + case 8000000: + *offset *= (bandwidth / 1000000); + *offset /= 940; + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid bandwidth %d\n", + __func__, bandwidth); + return -EINVAL; + } + return 0; +} + +int cxd2841er_get_carrier_offset_c( + struct cxd2841er_priv *priv, int *offset) +{ + u8 data[2]; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + if (priv->system != SYS_DVBC_ANNEX_A) { + dev_dbg(&priv->i2c->dev, "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + cxd2841er_read_regs(priv, I2C_SLVT, 0x15, data, sizeof(data)); + *offset = div_s64(41000LL * sign_extend32((((u32)data[0] & 0x3f) << 8) + | (u32)data[1], 13), 16384); + return 0; +} + +static int cxd2841er_read_packet_errors_t( + struct cxd2841er_priv *priv, u32 *penum) +{ + u8 data[3]; + + *penum = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_read_regs(priv, I2C_SLVT, 0xea, data, sizeof(data)); + if (data[2] & 0x01) + *penum = ((u32)data[0] << 8) | (u32)data[1]; + return 0; +} + +static int cxd2841er_read_packet_errors_t2( + struct cxd2841er_priv *priv, u32 *penum) +{ + u8 data[3]; + + *penum = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x24); + cxd2841er_read_regs(priv, I2C_SLVT, 0xfd, data, sizeof(data)); + if (data[0] & 0x01) + *penum = ((u32)data[1] << 8) | (u32)data[2]; + return 0; +} + +static u32 cxd2841er_mon_read_ber_s(struct cxd2841er_priv *priv) +{ + u8 data[11]; + u32 bit_error, bit_count; + u32 temp_q, temp_r; + + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + /* + * slave Bank Addr Bit Signal name + * A0h 35h [0] IFVBER_VALID + * A0h 36h [5:0] IFVBER_BITERR[21:16] + * A0h 37h [7:0] IFVBER_BITERR[15:8] + * A0h 38h [7:0] IFVBER_BITERR[7:0] + * A0h 3Dh [5:0] IFVBER_BITNUM[21:16] + * A0h 3Eh [7:0] IFVBER_BITNUM[15:8] + * A0h 3Fh [7:0] IFVBER_BITNUM[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x35, data, 11); + if (data[0] & 0x01) { + bit_error = ((u32)(data[1] & 0x3F) << 16) | + ((u32)(data[2] & 0xFF) << 8) | + (u32)(data[3] & 0xFF); + bit_count = ((u32)(data[8] & 0x3F) << 16) | + ((u32)(data[9] & 0xFF) << 8) | + (u32)(data[10] & 0xFF); + /* + * BER = bitError / bitCount + * = (bitError * 10^7) / bitCount + * = ((bitError * 625 * 125 * 128) / bitCount + */ + if ((bit_count == 0) || (bit_error > bit_count)) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid bit_error %d, bit_count %d\n", + __func__, bit_error, bit_count); + return 0; + } + temp_q = div_u64_rem(10000000ULL * bit_error, + bit_count, &temp_r); + if (bit_count != 1 && temp_r >= bit_count / 2) + temp_q++; + return temp_q; + } + dev_dbg(&priv->i2c->dev, "%s(): no data available\n", __func__); + return 0; +} + + +static u32 cxd2841er_mon_read_ber_s2(struct cxd2841er_priv *priv) +{ + u8 data[5]; + u32 bit_error, period; + u32 temp_q, temp_r; + u32 result = 0; + + /* Set SLV-T Bank : 0xB2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xb2); + /* + * slave Bank Addr Bit Signal name + * B2h 30h [0] IFLBER_VALID + * B2h 31h [3:0] IFLBER_BITERR[27:24] + * B2h 32h [7:0] IFLBER_BITERR[23:16] + * B2h 33h [7:0] IFLBER_BITERR[15:8] + * B2h 34h [7:0] IFLBER_BITERR[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x30, data, 5); + if (data[0] & 0x01) { + /* Bit error count */ + bit_error = ((u32)(data[1] & 0x0F) << 24) | + ((u32)(data[2] & 0xFF) << 16) | + ((u32)(data[3] & 0xFF) << 8) | + (u32)(data[4] & 0xFF); + + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + cxd2841er_read_reg(priv, I2C_SLVT, 0x7a, data); + /* Measurement period */ + period = (u32)(1 << (data[0] & 0x0F)); + if (period == 0) { + dev_dbg(&priv->i2c->dev, + "%s(): period is 0\n", __func__); + return 0; + } + if (bit_error > (period * 64800)) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid bit_err 0x%x period 0x%x\n", + __func__, bit_error, period); + return 0; + } + /* + * BER = bitError / (period * 64800) + * = (bitError * 10^7) / (period * 64800) + * = (bitError * 10^5) / (period * 648) + * = (bitError * 12500) / (period * 81) + * = (bitError * 10) * 1250 / (period * 81) + */ + temp_q = div_u64_rem(12500ULL * bit_error, + period * 81, &temp_r); + if (temp_r >= period * 40) + temp_q++; + result = temp_q; + } else { + dev_dbg(&priv->i2c->dev, + "%s(): no data available\n", __func__); + } + return result; +} + +static int cxd2841er_read_ber_t2(struct cxd2841er_priv *priv, u32 *ber) +{ + u8 data[4]; + u32 div, q, r; + u32 bit_err, period_exp, n_ldpc; + + *ber = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + cxd2841er_read_regs(priv, I2C_SLVT, 0x39, data, sizeof(data)); + if (!(data[0] & 0x10)) { + dev_dbg(&priv->i2c->dev, + "%s(): no valid BER data\n", __func__); + return 0; + } + bit_err = ((u32)(data[0] & 0x0f) << 24) | + ((u32)data[1] << 16) | + ((u32)data[2] << 8) | + (u32)data[3]; + cxd2841er_read_reg(priv, I2C_SLVT, 0x6f, data); + period_exp = data[0] & 0x0f; + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x22); + cxd2841er_read_reg(priv, I2C_SLVT, 0x5e, data); + n_ldpc = ((data[0] & 0x03) == 0 ? 16200 : 64800); + if (bit_err > ((1U << period_exp) * n_ldpc)) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid BER value\n", __func__); + return -EINVAL; + } + if (period_exp >= 4) { + div = (1U << (period_exp - 4)) * (n_ldpc / 200); + q = div_u64_rem(3125ULL * bit_err, div, &r); + } else { + div = (1U << period_exp) * (n_ldpc / 200); + q = div_u64_rem(50000ULL * bit_err, div, &r); + } + *ber = (r >= div / 2) ? q + 1 : q; + return 0; +} + +static int cxd2841er_read_ber_t(struct cxd2841er_priv *priv, u32 *ber) +{ + u8 data[2]; + u32 div, q, r; + u32 bit_err, period; + + *ber = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_read_reg(priv, I2C_SLVT, 0x39, data); + if (!(data[0] & 0x01)) { + dev_dbg(&priv->i2c->dev, + "%s(): no valid BER data\n", __func__); + return 0; + } + cxd2841er_read_regs(priv, I2C_SLVT, 0x22, data, sizeof(data)); + bit_err = ((u32)data[0] << 8) | (u32)data[1]; + cxd2841er_read_reg(priv, I2C_SLVT, 0x6f, data); + period = ((data[0] & 0x07) == 0) ? 256 : (4096 << (data[0] & 0x07)); + div = period / 128; + q = div_u64_rem(78125ULL * bit_err, div, &r); + *ber = (r >= div / 2) ? q + 1 : q; + return 0; +} + +static u32 cxd2841er_dvbs_read_snr(struct cxd2841er_priv *priv, u8 delsys) +{ + u8 data[3]; + u32 res = 0, value; + int min_index, max_index, index; + static const struct cxd2841er_cnr_data *cn_data; + + /* Set SLV-T Bank : 0xA1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa1); + /* + * slave Bank Addr Bit Signal name + * A1h 10h [0] ICPM_QUICKRDY + * A1h 11h [4:0] ICPM_QUICKCNDT[12:8] + * A1h 12h [7:0] ICPM_QUICKCNDT[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x10, data, 3); + if (data[0] & 0x01) { + value = ((u32)(data[1] & 0x1F) << 8) | (u32)(data[2] & 0xFF); + min_index = 0; + if (delsys == SYS_DVBS) { + cn_data = s_cn_data; + max_index = sizeof(s_cn_data) / + sizeof(s_cn_data[0]) - 1; + } else { + cn_data = s2_cn_data; + max_index = sizeof(s2_cn_data) / + sizeof(s2_cn_data[0]) - 1; + } + if (value >= cn_data[min_index].value) { + res = cn_data[min_index].cnr_x1000; + goto done; + } + if (value <= cn_data[max_index].value) { + res = cn_data[max_index].cnr_x1000; + goto done; + } + while ((max_index - min_index) > 1) { + index = (max_index + min_index) / 2; + if (value == cn_data[index].value) { + res = cn_data[index].cnr_x1000; + goto done; + } else if (value > cn_data[index].value) + max_index = index; + else + min_index = index; + if ((max_index - min_index) <= 1) { + if (value == cn_data[max_index].value) { + res = cn_data[max_index].cnr_x1000; + goto done; + } else { + res = cn_data[min_index].cnr_x1000; + goto done; + } + } + } + } else { + dev_dbg(&priv->i2c->dev, + "%s(): no data available\n", __func__); + } +done: + return res; +} + +static int cxd2841er_read_snr_t(struct cxd2841er_priv *priv, u32 *snr) +{ + u32 reg; + u8 data[2]; + + *snr = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_read_regs(priv, I2C_SLVT, 0x28, data, sizeof(data)); + reg = ((u32)data[0] << 8) | (u32)data[1]; + if (reg == 0) { + dev_dbg(&priv->i2c->dev, + "%s(): reg value out of range\n", __func__); + return 0; + } + if (reg > 4996) + reg = 4996; + *snr = 10000 * ((intlog10(reg) - intlog10(5350 - reg)) >> 24) + 28500; + return 0; +} + +int cxd2841er_read_snr_t2(struct cxd2841er_priv *priv, u32 *snr) +{ + u32 reg; + u8 data[2]; + + *snr = 0; + if (priv->state != STATE_ACTIVE_TC) { + dev_dbg(&priv->i2c->dev, + "%s(): invalid state %d\n", __func__, priv->state); + return -EINVAL; + } + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + cxd2841er_read_regs(priv, I2C_SLVT, 0x28, data, sizeof(data)); + reg = ((u32)data[0] << 8) | (u32)data[1]; + if (reg == 0) { + dev_dbg(&priv->i2c->dev, + "%s(): reg value out of range\n", __func__); + return 0; + } + if (reg > 10876) + reg = 10876; + *snr = 10000 * ((intlog10(reg) - + intlog10(12600 - reg)) >> 24) + 32000; + return 0; +} + +static u16 cxd2841er_read_agc_gain_t_t2(struct cxd2841er_priv *priv, + u8 delsys) +{ + u8 data[2]; + + cxd2841er_write_reg( + priv, I2C_SLVT, 0x00, (delsys == SYS_DVBT ? 0x10 : 0x20)); + cxd2841er_read_regs(priv, I2C_SLVT, 0x26, data, 2); + return ((((u16)data[0] & 0x0F) << 8) | (u16)(data[1] & 0xFF)) << 4; +} + +static u16 cxd2841er_read_agc_gain_s(struct cxd2841er_priv *priv) +{ + u8 data[2]; + + /* Set SLV-T Bank : 0xA0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + /* + * slave Bank Addr Bit Signal name + * A0h 1Fh [4:0] IRFAGC_GAIN[12:8] + * A0h 20h [7:0] IRFAGC_GAIN[7:0] + */ + cxd2841er_read_regs(priv, I2C_SLVT, 0x1f, data, 2); + return ((((u16)data[0] & 0x1F) << 8) | (u16)(data[1] & 0xFF)) << 3; +} + +static int cxd2841er_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + *ber = 0; + switch (p->delivery_system) { + case SYS_DVBS: + *ber = cxd2841er_mon_read_ber_s(priv); + break; + case SYS_DVBS2: + *ber = cxd2841er_mon_read_ber_s2(priv); + break; + case SYS_DVBT: + return cxd2841er_read_ber_t(priv, ber); + case SYS_DVBT2: + return cxd2841er_read_ber_t2(priv, ber); + default: + *ber = 0; + break; + } + return 0; +} + +static int cxd2841er_read_signal_strength(struct dvb_frontend *fe, + u16 *strength) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (p->delivery_system) { + case SYS_DVBT: + case SYS_DVBT2: + *strength = 65535 - cxd2841er_read_agc_gain_t_t2( + priv, p->delivery_system); + break; + case SYS_DVBS: + case SYS_DVBS2: + *strength = 65535 - cxd2841er_read_agc_gain_s(priv); + break; + default: + *strength = 0; + break; + } + return 0; +} + +static int cxd2841er_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + u32 tmp = 0; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (p->delivery_system) { + case SYS_DVBT: + cxd2841er_read_snr_t(priv, &tmp); + break; + case SYS_DVBT2: + cxd2841er_read_snr_t2(priv, &tmp); + break; + case SYS_DVBS: + case SYS_DVBS2: + tmp = cxd2841er_dvbs_read_snr(priv, p->delivery_system); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): unknown delivery system %d\n", + __func__, p->delivery_system); + break; + } + *snr = tmp & 0xffff; + return 0; +} + +static int cxd2841er_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (p->delivery_system) { + case SYS_DVBT: + cxd2841er_read_packet_errors_t(priv, ucblocks); + break; + case SYS_DVBT2: + cxd2841er_read_packet_errors_t2(priv, ucblocks); + break; + default: + *ucblocks = 0; + break; + } + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + return 0; +} + +static int cxd2841er_dvbt2_set_profile( + struct cxd2841er_priv *priv, enum cxd2841er_dvbt2_profile_t profile) +{ + u8 tune_mode; + u8 seq_not2d_time; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (profile) { + case DVBT2_PROFILE_BASE: + tune_mode = 0x01; + seq_not2d_time = 12; + break; + case DVBT2_PROFILE_LITE: + tune_mode = 0x05; + seq_not2d_time = 40; + break; + case DVBT2_PROFILE_ANY: + tune_mode = 0x00; + seq_not2d_time = 40; + break; + default: + return -EINVAL; + } + /* Set SLV-T Bank : 0x2E */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2e); + /* Set profile and tune mode */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x10, tune_mode, 0x07); + /* Set SLV-T Bank : 0x2B */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + /* Set early unlock detection time */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x9d, seq_not2d_time); + return 0; +} + +static int cxd2841er_dvbt2_set_plp_config(struct cxd2841er_priv *priv, + u8 is_auto, u8 plp_id) +{ + if (is_auto) { + dev_dbg(&priv->i2c->dev, + "%s() using auto PLP selection\n", __func__); + } else { + dev_dbg(&priv->i2c->dev, + "%s() using manual PLP selection, ID %d\n", + __func__, plp_id); + } + /* Set SLV-T Bank : 0x23 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x23); + if (!is_auto) { + /* Manual PLP selection mode. Set the data PLP Id. */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xaf, plp_id); + } + /* Auto PLP select (Scanning mode = 0x00). Data PLP select = 0x01. */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xad, (is_auto ? 0x00 : 0x01)); + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t2_band(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u32 iffreq; + u8 b20_9f[5]; + u8 b10_a6[14]; + u8 b10_b6[3]; + u8 b10_d7; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + switch (bandwidth) { + case 8000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x11; + b20_9f[1] = 0xf0; + b20_9f[2] = 0x00; + b20_9f[3] = 0x00; + b20_9f[4] = 0x00; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x26; + b10_a6[1] = 0xaf; + b10_a6[2] = 0x06; + b10_a6[3] = 0xcd; + b10_a6[4] = 0x13; + b10_a6[5] = 0xbb; + b10_a6[6] = 0x28; + b10_a6[7] = 0xba; + b10_a6[8] = 0x23; + b10_a6[9] = 0xa9; + b10_a6[10] = 0x1f; + b10_a6[11] = 0xa8; + b10_a6[12] = 0x2c; + b10_a6[13] = 0xc8; + iffreq = MAKE_IFFREQ_CONFIG(4.80); + b10_d7 = 0x00; + break; + case 7000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x14; + b20_9f[1] = 0x80; + b20_9f[2] = 0x00; + b20_9f[3] = 0x00; + b20_9f[4] = 0x00; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x2C; + b10_a6[1] = 0xBD; + b10_a6[2] = 0x02; + b10_a6[3] = 0xCF; + b10_a6[4] = 0x04; + b10_a6[5] = 0xF8; + b10_a6[6] = 0x23; + b10_a6[7] = 0xA6; + b10_a6[8] = 0x29; + b10_a6[9] = 0xB0; + b10_a6[10] = 0x26; + b10_a6[11] = 0xA9; + b10_a6[12] = 0x21; + b10_a6[13] = 0xA5; + iffreq = MAKE_IFFREQ_CONFIG(4.2); + b10_d7 = 0x02; + break; + case 6000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x17; + b20_9f[1] = 0xEA; + b20_9f[2] = 0xAA; + b20_9f[3] = 0xAA; + b20_9f[4] = 0xAA; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x27; + b10_a6[1] = 0xA7; + b10_a6[2] = 0x28; + b10_a6[3] = 0xB3; + b10_a6[4] = 0x02; + b10_a6[5] = 0xF0; + b10_a6[6] = 0x01; + b10_a6[7] = 0xE8; + b10_a6[8] = 0x00; + b10_a6[9] = 0xCF; + b10_a6[10] = 0x00; + b10_a6[11] = 0xE6; + b10_a6[12] = 0x23; + b10_a6[13] = 0xA4; + iffreq = MAKE_IFFREQ_CONFIG(3.6); + b10_d7 = 0x04; + break; + case 5000000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x1C; + b20_9f[1] = 0xB3; + b20_9f[2] = 0x33; + b20_9f[3] = 0x33; + b20_9f[4] = 0x33; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x27; + b10_a6[1] = 0xA7; + b10_a6[2] = 0x28; + b10_a6[3] = 0xB3; + b10_a6[4] = 0x02; + b10_a6[5] = 0xF0; + b10_a6[6] = 0x01; + b10_a6[7] = 0xE8; + b10_a6[8] = 0x00; + b10_a6[9] = 0xCF; + b10_a6[10] = 0x00; + b10_a6[11] = 0xE6; + b10_a6[12] = 0x23; + b10_a6[13] = 0xA4; + iffreq = MAKE_IFFREQ_CONFIG(3.6); + b10_d7 = 0x06; + break; + case 1712000: + /* bank 0x20, reg 0x9f */ + b20_9f[0] = 0x58; + b20_9f[1] = 0xE2; + b20_9f[2] = 0xAF; + b20_9f[3] = 0xE0; + b20_9f[4] = 0xBC; + /* bank 0x10, reg 0xa6 */ + b10_a6[0] = 0x25; + b10_a6[1] = 0xA0; + b10_a6[2] = 0x36; + b10_a6[3] = 0x8D; + b10_a6[4] = 0x2E; + b10_a6[5] = 0x94; + b10_a6[6] = 0x28; + b10_a6[7] = 0x9B; + b10_a6[8] = 0x32; + b10_a6[9] = 0x90; + b10_a6[10] = 0x2C; + b10_a6[11] = 0x9D; + b10_a6[12] = 0x29; + b10_a6[13] = 0x99; + iffreq = MAKE_IFFREQ_CONFIG(3.5); + b10_d7 = 0x03; + break; + default: + return -EINVAL; + } + /* Set SLV-T Bank : 0x20 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x20); + cxd2841er_write_regs(priv, I2C_SLVT, 0x9f, b20_9f, sizeof(b20_9f)); + /* Set SLV-T Bank : 0x27 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x27); + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x7a, + (bandwidth == 1712000 ? 0x03 : 0x00), 0x0f); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* Group delay equaliser sett. for ASCOT2E */ + cxd2841er_write_regs(priv, I2C_SLVT, 0xa6, b10_a6, sizeof(b10_a6)); + /* */ + b10_b6[0] = (u8) ((iffreq >> 16) & 0xff); + b10_b6[1] = (u8)((iffreq >> 8) & 0xff); + b10_b6[2] = (u8)(iffreq & 0xff); + cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6)); + /* System bandwidth setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, b10_d7, 0x07); + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t_band( + struct cxd2841er_priv *priv, u32 bandwidth) +{ + u8 b13_9c[2] = { 0x01, 0x14 }; + u8 bw8mhz_b10_9f[] = { 0x11, 0xF0, 0x00, 0x00, 0x00 }; + u8 bw8mhz_b10_a6[] = { 0x26, 0xAF, 0x06, 0xCD, 0x13, 0xBB, + 0x28, 0xBA, 0x23, 0xA9, 0x1F, 0xA8, 0x2C, 0xC8 }; + u8 bw8mhz_b10_d9[] = { 0x01, 0xE0 }; + u8 bw8mhz_b17_38[] = { 0x01, 0x02 }; + u8 bw7mhz_b10_9f[] = { 0x14, 0x80, 0x00, 0x00, 0x00 }; + u8 bw7mhz_b10_a6[] = { 0x2C, 0xBD, 0x02, 0xCF, 0x04, 0xF8, + 0x23, 0xA6, 0x29, 0xB0, 0x26, 0xA9, 0x21, 0xA5 }; + u8 bw7mhz_b10_d9[] = { 0x12, 0xF8 }; + u8 bw7mhz_b17_38[] = { 0x00, 0x03 }; + u8 bw6mhz_b10_9f[] = { 0x17, 0xEA, 0xAA, 0xAA, 0xAA }; + u8 bw6mhz_b10_a6[] = { 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, + 0x01, 0xE8, 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 }; + u8 bw6mhz_b10_d9[] = { 0x1F, 0xDC }; + u8 bw6mhz_b17_38[] = { 0x00, 0x03 }; + u8 bw5mhz_b10_9f[] = { 0x1C, 0xB3, 0x33, 0x33, 0x33 }; + u8 bw5mhz_b10_a6[] = { 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, + 0x01, 0xE8, 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 }; + u8 bw5mhz_b10_d9[] = { 0x26, 0x3C }; + u8 bw5mhz_b17_38[] = { 0x00, 0x03 }; + u8 b10_b6[3]; + u8 d7val; + u32 iffreq; + u8 *b10_9f; + u8 *b10_a6; + u8 *b10_d9; + u8 *b17_38; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13); + /* Echo performance optimization setting */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x9c, b13_9c, sizeof(b13_9c)); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + + switch (bandwidth) { + case 8000000: + b10_9f = bw8mhz_b10_9f; + b10_a6 = bw8mhz_b10_a6; + b10_d9 = bw8mhz_b10_d9; + b17_38 = bw8mhz_b17_38; + d7val = 0; + iffreq = MAKE_IFFREQ_CONFIG(4.80); + break; + case 7000000: + b10_9f = bw7mhz_b10_9f; + b10_a6 = bw7mhz_b10_a6; + b10_d9 = bw7mhz_b10_d9; + b17_38 = bw7mhz_b17_38; + d7val = 2; + iffreq = MAKE_IFFREQ_CONFIG(4.20); + break; + case 6000000: + b10_9f = bw6mhz_b10_9f; + b10_a6 = bw6mhz_b10_a6; + b10_d9 = bw6mhz_b10_d9; + b17_38 = bw6mhz_b17_38; + d7val = 4; + iffreq = MAKE_IFFREQ_CONFIG(3.60); + break; + case 5000000: + b10_9f = bw5mhz_b10_9f; + b10_a6 = bw5mhz_b10_a6; + b10_d9 = bw5mhz_b10_d9; + b17_38 = bw5mhz_b17_38; + d7val = 6; + iffreq = MAKE_IFFREQ_CONFIG(3.60); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid bandwidth %d\n", + __func__, bandwidth); + return -EINVAL; + } + /* */ + b10_b6[0] = (u8) ((iffreq >> 16) & 0xff); + b10_b6[1] = (u8)((iffreq >> 8) & 0xff); + b10_b6[2] = (u8)(iffreq & 0xff); + cxd2841er_write_regs( + priv, I2C_SLVT, 0x9f, b10_9f, sizeof(bw8mhz_b10_9f)); + cxd2841er_write_regs( + priv, I2C_SLVT, 0xa6, b10_a6, sizeof(bw8mhz_b10_a6)); + cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6)); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd7, d7val, 0x7); + cxd2841er_write_regs( + priv, I2C_SLVT, 0xd9, b10_d9, sizeof(bw8mhz_b10_d9)); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x17); + cxd2841er_write_regs( + priv, I2C_SLVT, 0x38, b17_38, sizeof(bw8mhz_b17_38)); + return 0; +} + +static int cxd2841er_sleep_tc_to_active_c_band(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 bw7_8mhz_b10_a6[] = { + 0x2D, 0xC7, 0x04, 0xF4, 0x07, 0xC5, 0x2A, 0xB8, + 0x27, 0x9E, 0x27, 0xA4, 0x29, 0xAB }; + u8 bw6mhz_b10_a6[] = { + 0x27, 0xA7, 0x28, 0xB3, 0x02, 0xF0, 0x01, 0xE8, + 0x00, 0xCF, 0x00, 0xE6, 0x23, 0xA4 }; + u8 b10_b6[3]; + u32 iffreq; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + switch (bandwidth) { + case 8000000: + case 7000000: + cxd2841er_write_regs( + priv, I2C_SLVT, 0xa6, + bw7_8mhz_b10_a6, sizeof(bw7_8mhz_b10_a6)); + iffreq = MAKE_IFFREQ_CONFIG(4.9); + break; + case 6000000: + cxd2841er_write_regs( + priv, I2C_SLVT, 0xa6, + bw6mhz_b10_a6, sizeof(bw6mhz_b10_a6)); + iffreq = MAKE_IFFREQ_CONFIG(3.7); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): unsupported bandwidth %d\n", + __func__, bandwidth); + return -EINVAL; + } + /* */ + b10_b6[0] = (u8) ((iffreq >> 16) & 0xff); + b10_b6[1] = (u8)((iffreq >> 8) & 0xff); + b10_b6[2] = (u8)(iffreq & 0xff); + cxd2841er_write_regs(priv, I2C_SLVT, 0xb6, b10_b6, sizeof(b10_b6)); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + switch (bandwidth) { + case 8000000: + case 7000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0xa3, 0x00, 0x1f); + break; + case 6000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0xa3, 0x14, 0x1f); + break; + } + /* Set SLV-T Bank : 0x40 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + switch (bandwidth) { + case 8000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x26, 0x0b, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x27, 0x3e); + break; + case 7000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x26, 0x09, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x27, 0xd6); + break; + case 6000000: + cxd2841er_set_reg_bits( + priv, I2C_SLVT, 0x26, 0x08, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x27, 0x6e); + break; + } + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 data[2] = { 0x09, 0x54 }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBT); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a); + /* xtal freq 20.5MHz */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2); + /* Enable ADC 4 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* IFAGC gain settings */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd2, 0x0c, 0x1f); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + /* BBAGC TARGET level setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x6a, 0x50); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* ASCOT setting ON */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01); + /* Set SLV-T Bank : 0x18 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x18); + /* Pre-RS BER moniter setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x36, 0x40, 0x07); + /* FEC Auto Recovery setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x30, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x31, 0x01, 0x01); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TSIF setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01); + cxd2841er_sleep_tc_to_active_t_band(priv, bandwidth); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable HiZ Setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28); + /* Disable HiZ Setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_TC; + return 0; +} + +static int cxd2841er_sleep_tc_to_active_t2(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 data[2] = { 0x09, 0x54 }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBT2); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x02); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a); + /* xtal freq 20.5MHz */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2); + /* Enable ADC 4 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* IFAGC gain settings */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd2, 0x0c, 0x1f); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + /* BBAGC TARGET level setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x6a, 0x50); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* ASCOT setting ON */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01); + /* Set SLV-T Bank : 0x20 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x20); + /* Acquisition optimization setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x8b, 0x3c); + /* Set SLV-T Bank : 0x2b */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x76, 0x20, 0x70); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TSIF setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01); + /* DVB-T2 initial setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x13); + cxd2841er_write_reg(priv, I2C_SLVT, 0x83, 0x10); + cxd2841er_write_reg(priv, I2C_SLVT, 0x86, 0x34); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x9e, 0x09, 0x0f); + cxd2841er_write_reg(priv, I2C_SLVT, 0x9f, 0xd8); + /* Set SLV-T Bank : 0x2a */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2a); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x38, 0x04, 0x0f); + /* Set SLV-T Bank : 0x2b */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x2b); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0x11, 0x20, 0x3f); + + cxd2841er_sleep_tc_to_active_t2_band(priv, bandwidth); + + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable HiZ Setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28); + /* Disable HiZ Setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_TC; + return 0; +} + +static int cxd2841er_sleep_tc_to_active_c(struct cxd2841er_priv *priv, + u32 bandwidth) +{ + u8 data[2] = { 0x09, 0x54 }; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_set_ts_clock_mode(priv, SYS_DVBC_ANNEX_A); + /* Set SLV-X Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x00, 0x00); + /* Set demod mode */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x17, 0x04); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Enable demod clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2c, 0x01); + /* Disable RF level monitor */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x2f, 0x00); + /* Enable ADC clock */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x30, 0x00); + /* Enable ADC 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x41, 0x1a); + /* xtal freq 20.5MHz */ + cxd2841er_write_regs(priv, I2C_SLVT, 0x43, data, 2); + /* Enable ADC 4 */ + cxd2841er_write_reg(priv, I2C_SLVX, 0x18, 0x00); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* IFAGC gain settings */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xd2, 0x09, 0x1f); + /* Set SLV-T Bank : 0x11 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x11); + /* BBAGC TARGET level setting */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x6a, 0x48); + /* Set SLV-T Bank : 0x10 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + /* ASCOT setting ON */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xa5, 0x01, 0x01); + /* Set SLV-T Bank : 0x40 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x40); + /* Demod setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc3, 0x00, 0x04); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* TSIF setting */ + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xce, 0x01, 0x01); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcf, 0x01, 0x01); + + cxd2841er_sleep_tc_to_active_c_band(priv, 8000000); + /* Set SLV-T Bank : 0x00 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + /* Disable HiZ Setting 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x80, 0x28); + /* Disable HiZ Setting 2 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x81, 0x00); + priv->state = STATE_ACTIVE_TC; + return 0; +} + +static int cxd2841er_get_frontend(struct dvb_frontend *fe) +{ + enum fe_status status = 0; + u16 strength = 0, snr = 0; + u32 errors = 0, ber = 0; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_ACTIVE_S) + cxd2841er_read_status_s(fe, &status); + else if (priv->state == STATE_ACTIVE_TC) + cxd2841er_read_status_tc(fe, &status); + + if (status & FE_HAS_LOCK) { + cxd2841er_read_signal_strength(fe, &strength); + p->strength.len = 1; + p->strength.stat[0].scale = FE_SCALE_RELATIVE; + p->strength.stat[0].uvalue = strength; + cxd2841er_read_snr(fe, &snr); + p->cnr.len = 1; + p->cnr.stat[0].scale = FE_SCALE_DECIBEL; + p->cnr.stat[0].svalue = snr; + cxd2841er_read_ucblocks(fe, &errors); + p->block_error.len = 1; + p->block_error.stat[0].scale = FE_SCALE_COUNTER; + p->block_error.stat[0].uvalue = errors; + cxd2841er_read_ber(fe, &ber); + p->post_bit_error.len = 1; + p->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; + p->post_bit_error.stat[0].uvalue = ber; + } else { + p->strength.len = 1; + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->cnr.len = 1; + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->block_error.len = 1; + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->post_bit_error.len = 1; + p->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } + return 0; +} + +static int cxd2841er_set_frontend_s(struct dvb_frontend *fe) +{ + int ret = 0, i, timeout, carr_offset; + enum fe_status status; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + u32 symbol_rate = p->symbol_rate/1000; + + dev_dbg(&priv->i2c->dev, "%s(): %s frequency=%d symbol_rate=%d\n", + __func__, + (p->delivery_system == SYS_DVBS ? "DVB-S" : "DVB-S2"), + p->frequency, symbol_rate); + switch (priv->state) { + case STATE_SLEEP_S: + ret = cxd2841er_sleep_s_to_active_s( + priv, p->delivery_system, symbol_rate); + break; + case STATE_ACTIVE_S: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + goto done; + } + if (ret) { + dev_dbg(&priv->i2c->dev, "%s(): tune failed\n", __func__); + goto done; + } + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + cxd2841er_tune_done(priv); + timeout = ((3000000 + (symbol_rate - 1)) / symbol_rate) + 150; + for (i = 0; i < timeout / CXD2841ER_DVBS_POLLING_INVL; i++) { + usleep_range(CXD2841ER_DVBS_POLLING_INVL*1000, + (CXD2841ER_DVBS_POLLING_INVL + 2) * 1000); + cxd2841er_read_status_s(fe, &status); + if (status & FE_HAS_LOCK) + break; + } + if (status & FE_HAS_LOCK) { + if (cxd2841er_get_carrier_offset_s_s2( + priv, &carr_offset)) { + ret = -EINVAL; + goto done; + } + dev_dbg(&priv->i2c->dev, "%s(): carrier_offset=%d\n", + __func__, carr_offset); + } +done: + return ret; +} + +static int cxd2841er_set_frontend_tc(struct dvb_frontend *fe) +{ + int ret = 0, timeout; + enum fe_status status; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (p->delivery_system == SYS_DVBT) { + priv->system = SYS_DVBT; + switch (priv->state) { + case STATE_SLEEP_TC: + ret = cxd2841er_sleep_tc_to_active_t( + priv, p->bandwidth_hz); + break; + case STATE_ACTIVE_TC: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + } + } else if (p->delivery_system == SYS_DVBT2) { + priv->system = SYS_DVBT2; + cxd2841er_dvbt2_set_plp_config(priv, + (int)(p->stream_id > 255), p->stream_id); + cxd2841er_dvbt2_set_profile(priv, DVBT2_PROFILE_BASE); + switch (priv->state) { + case STATE_SLEEP_TC: + ret = cxd2841er_sleep_tc_to_active_t2(priv, + p->bandwidth_hz); + break; + case STATE_ACTIVE_TC: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + } + } else if (p->delivery_system == SYS_DVBC_ANNEX_A || + p->delivery_system == SYS_DVBC_ANNEX_C) { + priv->system = SYS_DVBC_ANNEX_A; + switch (priv->state) { + case STATE_SLEEP_TC: + ret = cxd2841er_sleep_tc_to_active_c( + priv, p->bandwidth_hz); + break; + case STATE_ACTIVE_TC: + ret = cxd2841er_retune_active(priv, p); + break; + default: + dev_dbg(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + ret = -EINVAL; + } + } else { + dev_dbg(&priv->i2c->dev, + "%s(): invalid delivery system %d\n", + __func__, p->delivery_system); + ret = -EINVAL; + } + if (ret) + goto done; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + cxd2841er_tune_done(priv); + timeout = 2500; + while (timeout > 0) { + ret = cxd2841er_read_status_tc(fe, &status); + if (ret) + goto done; + if (status & FE_HAS_LOCK) + break; + msleep(20); + timeout -= 20; + } + if (timeout < 0) + dev_dbg(&priv->i2c->dev, + "%s(): LOCK wait timeout\n", __func__); +done: + return ret; +} + +static int cxd2841er_tune_s(struct dvb_frontend *fe, + bool re_tune, + unsigned int mode_flags, + unsigned int *delay, + enum fe_status *status) +{ + int ret, carrier_offset; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s() re_tune=%d\n", __func__, re_tune); + if (re_tune) { + ret = cxd2841er_set_frontend_s(fe); + if (ret) + return ret; + cxd2841er_read_status_s(fe, status); + if (*status & FE_HAS_LOCK) { + if (cxd2841er_get_carrier_offset_s_s2( + priv, &carrier_offset)) + return -EINVAL; + p->frequency += carrier_offset; + ret = cxd2841er_set_frontend_s(fe); + if (ret) + return ret; + } + } + *delay = HZ / 5; + return cxd2841er_read_status_s(fe, status); +} + +static int cxd2841er_tune_tc(struct dvb_frontend *fe, + bool re_tune, + unsigned int mode_flags, + unsigned int *delay, + enum fe_status *status) +{ + int ret, carrier_offset; + struct cxd2841er_priv *priv = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + + dev_dbg(&priv->i2c->dev, "%s(): re_tune %d\n", __func__, re_tune); + if (re_tune) { + ret = cxd2841er_set_frontend_tc(fe); + if (ret) + return ret; + cxd2841er_read_status_tc(fe, status); + if (*status & FE_HAS_LOCK) { + switch (priv->system) { + case SYS_DVBT: + case SYS_DVBT2: + ret = cxd2841er_get_carrier_offset_t2( + priv, p->bandwidth_hz, + &carrier_offset); + break; + case SYS_DVBC_ANNEX_A: + ret = cxd2841er_get_carrier_offset_c( + priv, &carrier_offset); + break; + default: + dev_dbg(&priv->i2c->dev, + "%s(): invalid delivery system %d\n", + __func__, priv->system); + return -EINVAL; + } + if (ret) + return ret; + dev_dbg(&priv->i2c->dev, "%s(): carrier offset %d\n", + __func__, carrier_offset); + p->frequency += carrier_offset; + ret = cxd2841er_set_frontend_tc(fe); + if (ret) + return ret; + } + } + *delay = HZ / 5; + return cxd2841er_read_status_tc(fe, status); +} + +static int cxd2841er_sleep_s(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_active_s_to_sleep_s(fe->demodulator_priv); + cxd2841er_sleep_s_to_shutdown(fe->demodulator_priv); + return 0; +} + +static int cxd2841er_sleep_tc(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + if (priv->state == STATE_ACTIVE_TC) { + switch (priv->system) { + case SYS_DVBT: + cxd2841er_active_t_to_sleep_tc(priv); + break; + case SYS_DVBT2: + cxd2841er_active_t2_to_sleep_tc(priv); + break; + case SYS_DVBC_ANNEX_A: + cxd2841er_active_c_to_sleep_tc(priv); + break; + default: + dev_warn(&priv->i2c->dev, + "%s(): unknown delivery system %d\n", + __func__, priv->system); + } + } + if (priv->state != STATE_SLEEP_TC) { + dev_err(&priv->i2c->dev, "%s(): invalid state %d\n", + __func__, priv->state); + return -EINVAL; + } + cxd2841er_sleep_tc_to_shutdown(priv); + return 0; +} + +static int cxd2841er_send_burst(struct dvb_frontend *fe, + enum fe_sec_mini_cmd burst) +{ + u8 data; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s(): burst mode %s\n", __func__, + (burst == SEC_MINI_A ? "A" : "B")); + if (priv->state != STATE_SLEEP_S && + priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + data = (burst == SEC_MINI_A ? 0 : 1); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xbb); + cxd2841er_write_reg(priv, I2C_SLVT, 0x34, 0x01); + cxd2841er_write_reg(priv, I2C_SLVT, 0x35, data); + return 0; +} + +static int cxd2841er_set_tone(struct dvb_frontend *fe, + enum fe_sec_tone_mode tone) +{ + u8 data; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s(): tone %s\n", __func__, + (tone == SEC_TONE_ON ? "On" : "Off")); + if (priv->state != STATE_SLEEP_S && + priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + data = (tone == SEC_TONE_ON ? 1 : 0); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xbb); + cxd2841er_write_reg(priv, I2C_SLVT, 0x36, data); + return 0; +} + +static int cxd2841er_send_diseqc_msg(struct dvb_frontend *fe, + struct dvb_diseqc_master_cmd *cmd) +{ + int i; + u8 data[12]; + struct cxd2841er_priv *priv = fe->demodulator_priv; + + if (priv->state != STATE_SLEEP_S && + priv->state != STATE_ACTIVE_S) { + dev_err(&priv->i2c->dev, "%s(): invalid demod state %d\n", + __func__, priv->state); + return -EINVAL; + } + dev_dbg(&priv->i2c->dev, + "%s(): cmd->len %d\n", __func__, cmd->msg_len); + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xbb); + /* DiDEqC enable */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x33, 0x01); + /* cmd1 length & data */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x3d, cmd->msg_len); + memset(data, 0, sizeof(data)); + for (i = 0; i < cmd->msg_len && i < sizeof(data); i++) + data[i] = cmd->msg[i]; + cxd2841er_write_regs(priv, I2C_SLVT, 0x3e, data, sizeof(data)); + /* repeat count for cmd1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x37, 1); + /* repeat count for cmd2: always 0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x38, 0); + /* start transmit */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x32, 0x01); + /* wait for 1 sec timeout */ + for (i = 0; i < 50; i++) { + cxd2841er_read_reg(priv, I2C_SLVT, 0x10, data); + if (!data[0]) { + dev_dbg(&priv->i2c->dev, + "%s(): DiSEqC cmd has been sent\n", __func__); + return 0; + } + msleep(20); + } + dev_dbg(&priv->i2c->dev, + "%s(): DiSEqC cmd transmit timeout\n", __func__); + return -ETIMEDOUT; +} + +static void cxd2841er_release(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + kfree(priv); +} + +static int cxd2841er_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s(): enable=%d\n", __func__, enable); + cxd2841er_set_reg_bits( + priv, I2C_SLVX, 0x8, (enable ? 0x01 : 0x00), 0x01); + return 0; +} + +static enum dvbfe_algo cxd2841er_get_algo(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + return DVBFE_ALGO_HW; +} + +static int cxd2841er_init_s(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_shutdown_to_sleep_s(priv); + /* SONY_DEMOD_CONFIG_SAT_IFAGCNEG set to 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0xa0); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xb9, 0x01, 0x01); + return 0; +} + +static int cxd2841er_init_tc(struct dvb_frontend *fe) +{ + struct cxd2841er_priv *priv = fe->demodulator_priv; + + dev_dbg(&priv->i2c->dev, "%s()\n", __func__); + cxd2841er_shutdown_to_sleep_tc(priv); + /* SONY_DEMOD_CONFIG_IFAGCNEG = 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x10); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xcb, 0x40, 0x40); + /* SONY_DEMOD_CONFIG_IFAGC_ADC_FS = 0 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0xcd, 0x50); + /* SONY_DEMOD_CONFIG_PARALLEL_SEL = 1 */ + cxd2841er_write_reg(priv, I2C_SLVT, 0x00, 0x00); + cxd2841er_set_reg_bits(priv, I2C_SLVT, 0xc4, 0x00, 0x80); + return 0; +} + +static struct dvb_frontend_ops cxd2841er_dvbs_s2_ops; +static struct dvb_frontend_ops cxd2841er_dvbt_t2_ops; +static struct dvb_frontend_ops cxd2841er_dvbc_ops; + +static struct dvb_frontend *cxd2841er_attach(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c, + u8 system) +{ + u8 chip_id = 0; + const char *type; + struct cxd2841er_priv *priv = NULL; + + /* allocate memory for the internal state */ + priv = kzalloc(sizeof(struct cxd2841er_priv), GFP_KERNEL); + if (!priv) + return NULL; + priv->i2c = i2c; + priv->config = cfg; + priv->i2c_addr_slvx = (cfg->i2c_addr + 4) >> 1; + priv->i2c_addr_slvt = (cfg->i2c_addr) >> 1; + /* create dvb_frontend */ + switch (system) { + case SYS_DVBS: + memcpy(&priv->frontend.ops, + &cxd2841er_dvbs_s2_ops, + sizeof(struct dvb_frontend_ops)); + type = "S/S2"; + break; + case SYS_DVBT: + memcpy(&priv->frontend.ops, + &cxd2841er_dvbt_t2_ops, + sizeof(struct dvb_frontend_ops)); + type = "T/T2"; + break; + case SYS_DVBC_ANNEX_A: + memcpy(&priv->frontend.ops, + &cxd2841er_dvbc_ops, + sizeof(struct dvb_frontend_ops)); + type = "C/C2"; + break; + default: + kfree(priv); + return NULL; + } + priv->frontend.demodulator_priv = priv; + dev_info(&priv->i2c->dev, + "%s(): attaching CXD2841ER DVB-%s frontend\n", + __func__, type); + dev_info(&priv->i2c->dev, + "%s(): I2C adapter %p SLVX addr %x SLVT addr %x\n", + __func__, priv->i2c, + priv->i2c_addr_slvx, priv->i2c_addr_slvt); + chip_id = cxd2841er_chip_id(priv); + if (chip_id != CXD2841ER_CHIP_ID) { + dev_err(&priv->i2c->dev, "%s(): invalid chip ID 0x%02x\n", + __func__, chip_id); + priv->frontend.demodulator_priv = NULL; + kfree(priv); + return NULL; + } + dev_info(&priv->i2c->dev, "%s(): chip ID 0x%02x OK.\n", + __func__, chip_id); + return &priv->frontend; +} + +struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + return cxd2841er_attach(cfg, i2c, SYS_DVBS); +} +EXPORT_SYMBOL(cxd2841er_attach_s); + +struct dvb_frontend *cxd2841er_attach_t(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + return cxd2841er_attach(cfg, i2c, SYS_DVBT); +} +EXPORT_SYMBOL(cxd2841er_attach_t); + +struct dvb_frontend *cxd2841er_attach_c(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + return cxd2841er_attach(cfg, i2c, SYS_DVBC_ANNEX_A); +} +EXPORT_SYMBOL(cxd2841er_attach_c); + +static struct dvb_frontend_ops cxd2841er_dvbs_s2_ops = { + .delsys = { SYS_DVBS, SYS_DVBS2 }, + .info = { + .name = "Sony CXD2841ER DVB-S/S2 demodulator", + .frequency_min = 500000, + .frequency_max = 2500000, + .frequency_stepsize = 0, + .symbol_rate_min = 1000000, + .symbol_rate_max = 45000000, + .symbol_rate_tolerance = 500, + .caps = FE_CAN_INVERSION_AUTO | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK, + }, + .init = cxd2841er_init_s, + .sleep = cxd2841er_sleep_s, + .release = cxd2841er_release, + .set_frontend = cxd2841er_set_frontend_s, + .get_frontend = cxd2841er_get_frontend, + .read_status = cxd2841er_read_status_s, + .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl, + .get_frontend_algo = cxd2841er_get_algo, + .set_tone = cxd2841er_set_tone, + .diseqc_send_burst = cxd2841er_send_burst, + .diseqc_send_master_cmd = cxd2841er_send_diseqc_msg, + .tune = cxd2841er_tune_s +}; + +static struct dvb_frontend_ops cxd2841er_dvbt_t2_ops = { + .delsys = { SYS_DVBT, SYS_DVBT2 }, + .info = { + .name = "Sony CXD2841ER DVB-T/T2 demodulator", + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK | + FE_CAN_QAM_16 | + FE_CAN_QAM_32 | + FE_CAN_QAM_64 | + FE_CAN_QAM_128 | + FE_CAN_QAM_256 | + FE_CAN_QAM_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_HIERARCHY_AUTO | + FE_CAN_MUTE_TS | + FE_CAN_2G_MODULATION, + .frequency_min = 42000000, + .frequency_max = 1002000000 + }, + .init = cxd2841er_init_tc, + .sleep = cxd2841er_sleep_tc, + .release = cxd2841er_release, + .set_frontend = cxd2841er_set_frontend_tc, + .get_frontend = cxd2841er_get_frontend, + .read_status = cxd2841er_read_status_tc, + .tune = cxd2841er_tune_tc, + .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl, + .get_frontend_algo = cxd2841er_get_algo +}; + +static struct dvb_frontend_ops cxd2841er_dvbc_ops = { + .delsys = { SYS_DVBC_ANNEX_A }, + .info = { + .name = "Sony CXD2841ER DVB-C demodulator", + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QAM_16 | + FE_CAN_QAM_32 | + FE_CAN_QAM_64 | + FE_CAN_QAM_128 | + FE_CAN_QAM_256 | + FE_CAN_QAM_AUTO | + FE_CAN_INVERSION_AUTO, + .frequency_min = 42000000, + .frequency_max = 1002000000 + }, + .init = cxd2841er_init_tc, + .sleep = cxd2841er_sleep_tc, + .release = cxd2841er_release, + .set_frontend = cxd2841er_set_frontend_tc, + .get_frontend = cxd2841er_get_frontend, + .read_status = cxd2841er_read_status_tc, + .tune = cxd2841er_tune_tc, + .i2c_gate_ctrl = cxd2841er_i2c_gate_ctrl, + .get_frontend_algo = cxd2841er_get_algo, +}; + +MODULE_DESCRIPTION("Sony CXD2841ER DVB-C/C2/T/T2/S/S2 demodulator driver"); +MODULE_AUTHOR("Sergey Kozlov "); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb-frontends/cxd2841er.h b/drivers/media/dvb-frontends/cxd2841er.h new file mode 100644 index 000000000000..3472bdd58949 --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2841er.h @@ -0,0 +1,65 @@ +/* + * cxd2841er.h + * + * Sony CXD2441ER digital demodulator driver public definitions + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov + * Copyright (C) 2014 Abylay Ospan + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef CXD2841ER_H +#define CXD2841ER_H + +#include +#include + +struct cxd2841er_config { + u8 i2c_addr; +}; + +#if IS_REACHABLE(CONFIG_DVB_CXD2841ER) +extern struct dvb_frontend *cxd2841er_attach_s(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c); + +extern struct dvb_frontend *cxd2841er_attach_t(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c); + +extern struct dvb_frontend *cxd2841er_attach_c(struct cxd2841er_config *cfg, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *cxd2841er_attach_s( + struct cxd2841er_config *cfg, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} + +static inline struct dvb_frontend *cxd2841er_attach_t( + struct cxd2841er_config *cfg, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} + +static inline struct dvb_frontend *cxd2841er_attach_c( + struct cxd2841er_config *cfg, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/dvb-frontends/cxd2841er_priv.h b/drivers/media/dvb-frontends/cxd2841er_priv.h new file mode 100644 index 000000000000..33e2f495277b --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2841er_priv.h @@ -0,0 +1,43 @@ +/* + * cxd2841er_priv.h + * + * Sony CXD2441ER digital demodulator driver internal definitions + * + * Copyright 2012 Sony Corporation + * Copyright (C) 2014 NetUP Inc. + * Copyright (C) 2014 Sergey Kozlov + * Copyright (C) 2014 Abylay Ospan + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef CXD2841ER_PRIV_H +#define CXD2841ER_PRIV_H + +#define I2C_SLVX 0 +#define I2C_SLVT 1 + +#define CXD2841ER_CHIP_ID 0xa7 + +#define CXD2841ER_DVBS_POLLING_INVL 10 + +struct cxd2841er_cnr_data { + u32 value; + int cnr_x1000; +}; + +enum cxd2841er_dvbt2_profile_t { + DVBT2_PROFILE_ANY = 0, + DVBT2_PROFILE_BASE = 1, + DVBT2_PROFILE_LITE = 2 +}; + +#endif -- 2.20.1