From patchwork Tue Apr 16 22:48:36 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 2451421 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id BAFEA3FD8C for ; Tue, 16 Apr 2013 22:48:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965543Ab3DPWsu (ORCPT ); Tue, 16 Apr 2013 18:48:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:49990 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965528Ab3DPWsu (ORCPT ); Tue, 16 Apr 2013 18:48:50 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r3GMmnN4001339 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 16 Apr 2013 18:48:49 -0400 Received: from pedra (vpn1-7-94.gru2.redhat.com [10.97.7.94]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r3GMmip2002969 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 16 Apr 2013 18:48:46 -0400 Received: from v4l by pedra with local (Exim 4.80.1) (envelope-from ) id 1USEg2-0002ZQ-86; Tue, 16 Apr 2013 19:48:38 -0300 From: Mauro Carvalho Chehab Cc: Mauro Carvalho Chehab , Linux Media Mailing List Subject: [PATCH] [media] it913x: rename its tuner driver to tuner_it913x Date: Tue, 16 Apr 2013 19:48:36 -0300 Message-Id: <1366152516-9749-1-git-send-email-mchehab@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 To: unlisted-recipients:; (no To-header on input) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org There are three drivers with *it913x name on it, and they all belong to the same device: a tuner, at it913x.c; a frontend: it913x-fe.c; a bridge: it913x.c, renamed to dvb_usb_it913x by the building system. This is confusing. Even more confusing are the two .c files with the same name under different directories, with different contents and different functions. So, prepend the tuner one. This also breaks the out-of-tree compilation system. Reported-by: Frederic Fays Signed-off-by: Mauro Carvalho Chehab --- drivers/media/tuners/Makefile | 2 +- drivers/media/tuners/it913x.c | 447 ------------------------------- drivers/media/tuners/it913x.h | 45 ---- drivers/media/tuners/it913x_priv.h | 78 ------ drivers/media/tuners/tuner_it913x.c | 447 +++++++++++++++++++++++++++++++ drivers/media/tuners/tuner_it913x.h | 45 ++++ drivers/media/tuners/tuner_it913x_priv.h | 78 ++++++ drivers/media/usb/dvb-usb-v2/af9035.h | 2 +- 8 files changed, 572 insertions(+), 572 deletions(-) delete mode 100644 drivers/media/tuners/it913x.c delete mode 100644 drivers/media/tuners/it913x.h delete mode 100644 drivers/media/tuners/it913x_priv.h create mode 100644 drivers/media/tuners/tuner_it913x.c create mode 100644 drivers/media/tuners/tuner_it913x.h create mode 100644 drivers/media/tuners/tuner_it913x_priv.h diff --git a/drivers/media/tuners/Makefile b/drivers/media/tuners/Makefile index f136a6d..2ebe4b7 100644 --- a/drivers/media/tuners/Makefile +++ b/drivers/media/tuners/Makefile @@ -34,7 +34,7 @@ obj-$(CONFIG_MEDIA_TUNER_TUA9001) += tua9001.o obj-$(CONFIG_MEDIA_TUNER_FC0011) += fc0011.o obj-$(CONFIG_MEDIA_TUNER_FC0012) += fc0012.o obj-$(CONFIG_MEDIA_TUNER_FC0013) += fc0013.o -obj-$(CONFIG_MEDIA_TUNER_IT913X) += it913x.o +obj-$(CONFIG_MEDIA_TUNER_IT913X) += tuner_it913x.o ccflags-y += -I$(srctree)/drivers/media/dvb-core ccflags-y += -I$(srctree)/drivers/media/dvb-frontends diff --git a/drivers/media/tuners/it913x.c b/drivers/media/tuners/it913x.c deleted file mode 100644 index 4d7a247..0000000 --- a/drivers/media/tuners/it913x.c +++ /dev/null @@ -1,447 +0,0 @@ -/* - * ITE Tech IT9137 silicon tuner driver - * - * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) - * IT9137 Copyright (C) ITE Tech Inc. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= - */ - -#include "it913x_priv.h" - -struct it913x_state { - struct i2c_adapter *i2c_adap; - u8 i2c_addr; - u8 chip_ver; - u8 tuner_type; - u8 firmware_ver; - u16 tun_xtal; - u8 tun_fdiv; - u8 tun_clk_mode; - u32 tun_fn_min; -}; - -/* read multiple registers */ -static int it913x_rd_regs(struct it913x_state *state, - u32 reg, u8 *data, u8 count) -{ - int ret; - u8 b[3]; - struct i2c_msg msg[2] = { - { .addr = state->i2c_addr, .flags = 0, - .buf = b, .len = sizeof(b) }, - { .addr = state->i2c_addr, .flags = I2C_M_RD, - .buf = data, .len = count } - }; - b[0] = (u8)(reg >> 16) & 0xff; - b[1] = (u8)(reg >> 8) & 0xff; - b[2] = (u8) reg & 0xff; - b[0] |= 0x80; /* All reads from demodulator */ - - ret = i2c_transfer(state->i2c_adap, msg, 2); - - return ret; -} - -/* read single register */ -static int it913x_rd_reg(struct it913x_state *state, u32 reg) -{ - int ret; - u8 b[1]; - ret = it913x_rd_regs(state, reg, &b[0], sizeof(b)); - return (ret < 0) ? -ENODEV : b[0]; -} - -/* write multiple registers */ -static int it913x_wr_regs(struct it913x_state *state, - u8 pro, u32 reg, u8 buf[], u8 count) -{ - u8 b[256]; - struct i2c_msg msg[1] = { - { .addr = state->i2c_addr, .flags = 0, - .buf = b, .len = 3 + count } - }; - int ret; - b[0] = (u8)(reg >> 16) & 0xff; - b[1] = (u8)(reg >> 8) & 0xff; - b[2] = (u8) reg & 0xff; - memcpy(&b[3], buf, count); - - if (pro == PRO_DMOD) - b[0] |= 0x80; - - ret = i2c_transfer(state->i2c_adap, msg, 1); - - if (ret < 0) - return -EIO; - - return 0; -} - -/* write single register */ -static int it913x_wr_reg(struct it913x_state *state, - u8 pro, u32 reg, u32 data) -{ - int ret; - u8 b[4]; - u8 s; - - b[0] = data >> 24; - b[1] = (data >> 16) & 0xff; - b[2] = (data >> 8) & 0xff; - b[3] = data & 0xff; - /* expand write as needed */ - if (data < 0x100) - s = 3; - else if (data < 0x1000) - s = 2; - else if (data < 0x100000) - s = 1; - else - s = 0; - - ret = it913x_wr_regs(state, pro, reg, &b[s], sizeof(b) - s); - - return ret; -} - -static int it913x_script_loader(struct it913x_state *state, - struct it913xset *loadscript) -{ - int ret, i; - if (loadscript == NULL) - return -EINVAL; - - for (i = 0; i < 1000; ++i) { - if (loadscript[i].pro == 0xff) - break; - ret = it913x_wr_regs(state, loadscript[i].pro, - loadscript[i].address, - loadscript[i].reg, loadscript[i].count); - if (ret < 0) - return -ENODEV; - } - return 0; -} - -static int it913x_init(struct dvb_frontend *fe) -{ - struct it913x_state *state = fe->tuner_priv; - int ret, i, reg; - u8 val, nv_val; - u8 nv[] = {48, 32, 24, 16, 12, 8, 6, 4, 2}; - u8 b[2]; - - reg = it913x_rd_reg(state, 0xec86); - switch (reg) { - case 0: - state->tun_clk_mode = reg; - state->tun_xtal = 2000; - state->tun_fdiv = 3; - val = 16; - break; - case -ENODEV: - return -ENODEV; - case 1: - default: - state->tun_clk_mode = reg; - state->tun_xtal = 640; - state->tun_fdiv = 1; - val = 6; - break; - } - - reg = it913x_rd_reg(state, 0xed03); - - if (reg < 0) - return -ENODEV; - else if (reg < ARRAY_SIZE(nv)) - nv_val = nv[reg]; - else - nv_val = 2; - - for (i = 0; i < 50; i++) { - ret = it913x_rd_regs(state, 0xed23, &b[0], sizeof(b)); - reg = (b[1] << 8) + b[0]; - if (reg > 0) - break; - if (ret < 0) - return -ENODEV; - udelay(2000); - } - state->tun_fn_min = state->tun_xtal * reg; - state->tun_fn_min /= (state->tun_fdiv * nv_val); - dev_dbg(&state->i2c_adap->dev, "%s: Tuner fn_min %d\n", __func__, - state->tun_fn_min); - - if (state->chip_ver > 1) - msleep(50); - else { - for (i = 0; i < 50; i++) { - reg = it913x_rd_reg(state, 0xec82); - if (reg > 0) - break; - if (reg < 0) - return -ENODEV; - udelay(2000); - } - } - - /* Power Up Tuner - common all versions */ - ret = it913x_wr_reg(state, PRO_DMOD, 0xec40, 0x1); - ret |= it913x_wr_reg(state, PRO_DMOD, 0xfba8, 0x0); - ret |= it913x_wr_reg(state, PRO_DMOD, 0xec57, 0x0); - ret |= it913x_wr_reg(state, PRO_DMOD, 0xec58, 0x0); - - return it913x_wr_reg(state, PRO_DMOD, 0xed81, val); -} - -static int it9137_set_params(struct dvb_frontend *fe) -{ - struct it913x_state *state = fe->tuner_priv; - struct it913xset *set_tuner = set_it9137_template; - struct dtv_frontend_properties *p = &fe->dtv_property_cache; - u32 bandwidth = p->bandwidth_hz; - u32 frequency_m = p->frequency; - int ret, reg; - u32 frequency = frequency_m / 1000; - u32 freq, temp_f, tmp; - u16 iqik_m_cal; - u16 n_div; - u8 n; - u8 l_band; - u8 lna_band; - u8 bw; - - if (state->firmware_ver == 1) - set_tuner = set_it9135_template; - else - set_tuner = set_it9137_template; - - dev_dbg(&state->i2c_adap->dev, "%s: Tuner Frequency %d Bandwidth %d\n", - __func__, frequency, bandwidth); - - if (frequency >= 51000 && frequency <= 440000) { - l_band = 0; - lna_band = 0; - } else if (frequency > 440000 && frequency <= 484000) { - l_band = 1; - lna_band = 1; - } else if (frequency > 484000 && frequency <= 533000) { - l_band = 1; - lna_band = 2; - } else if (frequency > 533000 && frequency <= 587000) { - l_band = 1; - lna_band = 3; - } else if (frequency > 587000 && frequency <= 645000) { - l_band = 1; - lna_band = 4; - } else if (frequency > 645000 && frequency <= 710000) { - l_band = 1; - lna_band = 5; - } else if (frequency > 710000 && frequency <= 782000) { - l_band = 1; - lna_band = 6; - } else if (frequency > 782000 && frequency <= 860000) { - l_band = 1; - lna_band = 7; - } else if (frequency > 1450000 && frequency <= 1492000) { - l_band = 1; - lna_band = 0; - } else if (frequency > 1660000 && frequency <= 1685000) { - l_band = 1; - lna_band = 1; - } else - return -EINVAL; - set_tuner[0].reg[0] = lna_band; - - switch (bandwidth) { - case 5000000: - bw = 0; - break; - case 6000000: - bw = 2; - break; - case 7000000: - bw = 4; - break; - default: - case 8000000: - bw = 6; - break; - } - - set_tuner[1].reg[0] = bw; - set_tuner[2].reg[0] = 0xa0 | (l_band << 3); - - if (frequency > 53000 && frequency <= 74000) { - n_div = 48; - n = 0; - } else if (frequency > 74000 && frequency <= 111000) { - n_div = 32; - n = 1; - } else if (frequency > 111000 && frequency <= 148000) { - n_div = 24; - n = 2; - } else if (frequency > 148000 && frequency <= 222000) { - n_div = 16; - n = 3; - } else if (frequency > 222000 && frequency <= 296000) { - n_div = 12; - n = 4; - } else if (frequency > 296000 && frequency <= 445000) { - n_div = 8; - n = 5; - } else if (frequency > 445000 && frequency <= state->tun_fn_min) { - n_div = 6; - n = 6; - } else if (frequency > state->tun_fn_min && frequency <= 950000) { - n_div = 4; - n = 7; - } else if (frequency > 1450000 && frequency <= 1680000) { - n_div = 2; - n = 0; - } else - return -EINVAL; - - reg = it913x_rd_reg(state, 0xed81); - iqik_m_cal = (u16)reg * n_div; - - if (reg < 0x20) { - if (state->tun_clk_mode == 0) - iqik_m_cal = (iqik_m_cal * 9) >> 5; - else - iqik_m_cal >>= 1; - } else { - iqik_m_cal = 0x40 - iqik_m_cal; - if (state->tun_clk_mode == 0) - iqik_m_cal = ~((iqik_m_cal * 9) >> 5); - else - iqik_m_cal = ~(iqik_m_cal >> 1); - } - - temp_f = frequency * (u32)n_div * (u32)state->tun_fdiv; - freq = temp_f / state->tun_xtal; - tmp = freq * state->tun_xtal; - - if ((temp_f - tmp) >= (state->tun_xtal >> 1)) - freq++; - - freq += (u32) n << 13; - /* Frequency OMEGA_IQIK_M_CAL_MID*/ - temp_f = freq + (u32)iqik_m_cal; - - set_tuner[3].reg[0] = temp_f & 0xff; - set_tuner[4].reg[0] = (temp_f >> 8) & 0xff; - - dev_dbg(&state->i2c_adap->dev, "%s: High Frequency = %04x\n", - __func__, temp_f); - - /* Lower frequency */ - set_tuner[5].reg[0] = freq & 0xff; - set_tuner[6].reg[0] = (freq >> 8) & 0xff; - - dev_dbg(&state->i2c_adap->dev, "%s: low Frequency = %04x\n", - __func__, freq); - - ret = it913x_script_loader(state, set_tuner); - - return (ret < 0) ? -ENODEV : 0; -} - -/* Power sequence */ -/* Power Up Tuner on -> Frontend suspend off -> Tuner clk on */ -/* Power Down Frontend suspend on -> Tuner clk off -> Tuner off */ - -static int it913x_sleep(struct dvb_frontend *fe) -{ - struct it913x_state *state = fe->tuner_priv; - return it913x_script_loader(state, it9137_tuner_off); -} - -static int it913x_release(struct dvb_frontend *fe) -{ - kfree(fe->tuner_priv); - return 0; -} - -static const struct dvb_tuner_ops it913x_tuner_ops = { - .info = { - .name = "ITE Tech IT913X", - .frequency_min = 174000000, - .frequency_max = 862000000, - }, - - .release = it913x_release, - - .init = it913x_init, - .sleep = it913x_sleep, - .set_params = it9137_set_params, -}; - -struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, - struct i2c_adapter *i2c_adap, u8 i2c_addr, u8 config) -{ - struct it913x_state *state = NULL; - - /* allocate memory for the internal state */ - state = kzalloc(sizeof(struct it913x_state), GFP_KERNEL); - if (state == NULL) - return NULL; - - state->i2c_adap = i2c_adap; - state->i2c_addr = i2c_addr; - - switch (config) { - case AF9033_TUNER_IT9135_38: - case AF9033_TUNER_IT9135_51: - case AF9033_TUNER_IT9135_52: - state->chip_ver = 0x01; - break; - case AF9033_TUNER_IT9135_60: - case AF9033_TUNER_IT9135_61: - case AF9033_TUNER_IT9135_62: - state->chip_ver = 0x02; - break; - default: - dev_dbg(&i2c_adap->dev, - "%s: invalid config=%02x\n", __func__, config); - goto error; - } - - state->tuner_type = config; - state->firmware_ver = 1; - - fe->tuner_priv = state; - memcpy(&fe->ops.tuner_ops, &it913x_tuner_ops, - sizeof(struct dvb_tuner_ops)); - - dev_info(&i2c_adap->dev, - "%s: ITE Tech IT913X successfully attached\n", - KBUILD_MODNAME); - dev_dbg(&i2c_adap->dev, "%s: config=%02x chip_ver=%02x\n", - __func__, config, state->chip_ver); - - return fe; -error: - kfree(state); - return NULL; -} -EXPORT_SYMBOL(it913x_attach); - -MODULE_DESCRIPTION("ITE Tech IT913X silicon tuner driver"); -MODULE_AUTHOR("Antti Palosaari "); -MODULE_LICENSE("GPL"); diff --git a/drivers/media/tuners/it913x.h b/drivers/media/tuners/it913x.h deleted file mode 100644 index 12dd36b..0000000 --- a/drivers/media/tuners/it913x.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * ITE Tech IT9137 silicon tuner driver - * - * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) - * IT9137 Copyright (C) ITE Tech Inc. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= - */ - -#ifndef IT913X_H -#define IT913X_H - -#include "dvb_frontend.h" - -#if defined(CONFIG_MEDIA_TUNER_IT913X) || \ - (defined(CONFIG_MEDIA_TUNER_IT913X_MODULE) && defined(MODULE)) -extern struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, - struct i2c_adapter *i2c_adap, - u8 i2c_addr, - u8 config); -#else -static inline struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, - struct i2c_adapter *i2c_adap, - u8 i2c_addr, - u8 config) -{ - pr_warn("%s: driver disabled by Kconfig\n", __func__); - return NULL; -} -#endif - -#endif diff --git a/drivers/media/tuners/it913x_priv.h b/drivers/media/tuners/it913x_priv.h deleted file mode 100644 index 00dcf3c..0000000 --- a/drivers/media/tuners/it913x_priv.h +++ /dev/null @@ -1,78 +0,0 @@ -/* - * ITE Tech IT9137 silicon tuner driver - * - * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) - * IT9137 Copyright (C) ITE Tech Inc. - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= - */ - -#ifndef IT913X_PRIV_H -#define IT913X_PRIV_H - -#include "it913x.h" -#include "af9033.h" - -#define PRO_LINK 0x0 -#define PRO_DMOD 0x1 -#define TRIGGER_OFSM 0x0000 - -struct it913xset { u32 pro; - u32 address; - u8 reg[15]; - u8 count; -}; - -/* Tuner setting scripts (still keeping it9137) */ -static struct it913xset it9137_tuner_off[] = { - {PRO_DMOD, 0xfba8, {0x01}, 0x01}, /* Tuner Clock Off */ - {PRO_DMOD, 0xec40, {0x00}, 0x01}, /* Power Down Tuner */ - {PRO_DMOD, 0xec02, {0x3f, 0x1f, 0x3f, 0x3f}, 0x04}, - {PRO_DMOD, 0xec06, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00}, 0x0c}, - {PRO_DMOD, 0xec12, {0x00, 0x00, 0x00, 0x00}, 0x04}, - {PRO_DMOD, 0xec17, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00}, 0x09}, - {PRO_DMOD, 0xec22, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00}, 0x0a}, - {PRO_DMOD, 0xec20, {0x00}, 0x01}, - {PRO_DMOD, 0xec3f, {0x01}, 0x01}, - {0xff, 0x0000, {0x00}, 0x00}, /* Terminating Entry */ -}; - -static struct it913xset set_it9135_template[] = { - {PRO_DMOD, 0xee06, {0x00}, 0x01}, - {PRO_DMOD, 0xec56, {0x00}, 0x01}, - {PRO_DMOD, 0xec4c, {0x00}, 0x01}, - {PRO_DMOD, 0xec4d, {0x00}, 0x01}, - {PRO_DMOD, 0xec4e, {0x00}, 0x01}, - {PRO_DMOD, 0x011e, {0x00}, 0x01}, /* Older Devices */ - {PRO_DMOD, 0x011f, {0x00}, 0x01}, - {0xff, 0x0000, {0x00}, 0x00}, /* Terminating Entry */ -}; - -static struct it913xset set_it9137_template[] = { - {PRO_DMOD, 0xee06, {0x00}, 0x01}, - {PRO_DMOD, 0xec56, {0x00}, 0x01}, - {PRO_DMOD, 0xec4c, {0x00}, 0x01}, - {PRO_DMOD, 0xec4d, {0x00}, 0x01}, - {PRO_DMOD, 0xec4e, {0x00}, 0x01}, - {PRO_DMOD, 0xec4f, {0x00}, 0x01}, - {PRO_DMOD, 0xec50, {0x00}, 0x01}, - {0xff, 0x0000, {0x00}, 0x00}, /* Terminating Entry */ -}; - -#endif diff --git a/drivers/media/tuners/tuner_it913x.c b/drivers/media/tuners/tuner_it913x.c new file mode 100644 index 0000000..6f30d7e --- /dev/null +++ b/drivers/media/tuners/tuner_it913x.c @@ -0,0 +1,447 @@ +/* + * ITE Tech IT9137 silicon tuner driver + * + * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) + * IT9137 Copyright (C) ITE Tech Inc. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= + */ + +#include "tuner_it913x_priv.h" + +struct it913x_state { + struct i2c_adapter *i2c_adap; + u8 i2c_addr; + u8 chip_ver; + u8 tuner_type; + u8 firmware_ver; + u16 tun_xtal; + u8 tun_fdiv; + u8 tun_clk_mode; + u32 tun_fn_min; +}; + +/* read multiple registers */ +static int it913x_rd_regs(struct it913x_state *state, + u32 reg, u8 *data, u8 count) +{ + int ret; + u8 b[3]; + struct i2c_msg msg[2] = { + { .addr = state->i2c_addr, .flags = 0, + .buf = b, .len = sizeof(b) }, + { .addr = state->i2c_addr, .flags = I2C_M_RD, + .buf = data, .len = count } + }; + b[0] = (u8)(reg >> 16) & 0xff; + b[1] = (u8)(reg >> 8) & 0xff; + b[2] = (u8) reg & 0xff; + b[0] |= 0x80; /* All reads from demodulator */ + + ret = i2c_transfer(state->i2c_adap, msg, 2); + + return ret; +} + +/* read single register */ +static int it913x_rd_reg(struct it913x_state *state, u32 reg) +{ + int ret; + u8 b[1]; + ret = it913x_rd_regs(state, reg, &b[0], sizeof(b)); + return (ret < 0) ? -ENODEV : b[0]; +} + +/* write multiple registers */ +static int it913x_wr_regs(struct it913x_state *state, + u8 pro, u32 reg, u8 buf[], u8 count) +{ + u8 b[256]; + struct i2c_msg msg[1] = { + { .addr = state->i2c_addr, .flags = 0, + .buf = b, .len = 3 + count } + }; + int ret; + b[0] = (u8)(reg >> 16) & 0xff; + b[1] = (u8)(reg >> 8) & 0xff; + b[2] = (u8) reg & 0xff; + memcpy(&b[3], buf, count); + + if (pro == PRO_DMOD) + b[0] |= 0x80; + + ret = i2c_transfer(state->i2c_adap, msg, 1); + + if (ret < 0) + return -EIO; + + return 0; +} + +/* write single register */ +static int it913x_wr_reg(struct it913x_state *state, + u8 pro, u32 reg, u32 data) +{ + int ret; + u8 b[4]; + u8 s; + + b[0] = data >> 24; + b[1] = (data >> 16) & 0xff; + b[2] = (data >> 8) & 0xff; + b[3] = data & 0xff; + /* expand write as needed */ + if (data < 0x100) + s = 3; + else if (data < 0x1000) + s = 2; + else if (data < 0x100000) + s = 1; + else + s = 0; + + ret = it913x_wr_regs(state, pro, reg, &b[s], sizeof(b) - s); + + return ret; +} + +static int it913x_script_loader(struct it913x_state *state, + struct it913xset *loadscript) +{ + int ret, i; + if (loadscript == NULL) + return -EINVAL; + + for (i = 0; i < 1000; ++i) { + if (loadscript[i].pro == 0xff) + break; + ret = it913x_wr_regs(state, loadscript[i].pro, + loadscript[i].address, + loadscript[i].reg, loadscript[i].count); + if (ret < 0) + return -ENODEV; + } + return 0; +} + +static int it913x_init(struct dvb_frontend *fe) +{ + struct it913x_state *state = fe->tuner_priv; + int ret, i, reg; + u8 val, nv_val; + u8 nv[] = {48, 32, 24, 16, 12, 8, 6, 4, 2}; + u8 b[2]; + + reg = it913x_rd_reg(state, 0xec86); + switch (reg) { + case 0: + state->tun_clk_mode = reg; + state->tun_xtal = 2000; + state->tun_fdiv = 3; + val = 16; + break; + case -ENODEV: + return -ENODEV; + case 1: + default: + state->tun_clk_mode = reg; + state->tun_xtal = 640; + state->tun_fdiv = 1; + val = 6; + break; + } + + reg = it913x_rd_reg(state, 0xed03); + + if (reg < 0) + return -ENODEV; + else if (reg < ARRAY_SIZE(nv)) + nv_val = nv[reg]; + else + nv_val = 2; + + for (i = 0; i < 50; i++) { + ret = it913x_rd_regs(state, 0xed23, &b[0], sizeof(b)); + reg = (b[1] << 8) + b[0]; + if (reg > 0) + break; + if (ret < 0) + return -ENODEV; + udelay(2000); + } + state->tun_fn_min = state->tun_xtal * reg; + state->tun_fn_min /= (state->tun_fdiv * nv_val); + dev_dbg(&state->i2c_adap->dev, "%s: Tuner fn_min %d\n", __func__, + state->tun_fn_min); + + if (state->chip_ver > 1) + msleep(50); + else { + for (i = 0; i < 50; i++) { + reg = it913x_rd_reg(state, 0xec82); + if (reg > 0) + break; + if (reg < 0) + return -ENODEV; + udelay(2000); + } + } + + /* Power Up Tuner - common all versions */ + ret = it913x_wr_reg(state, PRO_DMOD, 0xec40, 0x1); + ret |= it913x_wr_reg(state, PRO_DMOD, 0xfba8, 0x0); + ret |= it913x_wr_reg(state, PRO_DMOD, 0xec57, 0x0); + ret |= it913x_wr_reg(state, PRO_DMOD, 0xec58, 0x0); + + return it913x_wr_reg(state, PRO_DMOD, 0xed81, val); +} + +static int it9137_set_params(struct dvb_frontend *fe) +{ + struct it913x_state *state = fe->tuner_priv; + struct it913xset *set_tuner = set_it9137_template; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + u32 bandwidth = p->bandwidth_hz; + u32 frequency_m = p->frequency; + int ret, reg; + u32 frequency = frequency_m / 1000; + u32 freq, temp_f, tmp; + u16 iqik_m_cal; + u16 n_div; + u8 n; + u8 l_band; + u8 lna_band; + u8 bw; + + if (state->firmware_ver == 1) + set_tuner = set_it9135_template; + else + set_tuner = set_it9137_template; + + dev_dbg(&state->i2c_adap->dev, "%s: Tuner Frequency %d Bandwidth %d\n", + __func__, frequency, bandwidth); + + if (frequency >= 51000 && frequency <= 440000) { + l_band = 0; + lna_band = 0; + } else if (frequency > 440000 && frequency <= 484000) { + l_band = 1; + lna_band = 1; + } else if (frequency > 484000 && frequency <= 533000) { + l_band = 1; + lna_band = 2; + } else if (frequency > 533000 && frequency <= 587000) { + l_band = 1; + lna_band = 3; + } else if (frequency > 587000 && frequency <= 645000) { + l_band = 1; + lna_band = 4; + } else if (frequency > 645000 && frequency <= 710000) { + l_band = 1; + lna_band = 5; + } else if (frequency > 710000 && frequency <= 782000) { + l_band = 1; + lna_band = 6; + } else if (frequency > 782000 && frequency <= 860000) { + l_band = 1; + lna_band = 7; + } else if (frequency > 1450000 && frequency <= 1492000) { + l_band = 1; + lna_band = 0; + } else if (frequency > 1660000 && frequency <= 1685000) { + l_band = 1; + lna_band = 1; + } else + return -EINVAL; + set_tuner[0].reg[0] = lna_band; + + switch (bandwidth) { + case 5000000: + bw = 0; + break; + case 6000000: + bw = 2; + break; + case 7000000: + bw = 4; + break; + default: + case 8000000: + bw = 6; + break; + } + + set_tuner[1].reg[0] = bw; + set_tuner[2].reg[0] = 0xa0 | (l_band << 3); + + if (frequency > 53000 && frequency <= 74000) { + n_div = 48; + n = 0; + } else if (frequency > 74000 && frequency <= 111000) { + n_div = 32; + n = 1; + } else if (frequency > 111000 && frequency <= 148000) { + n_div = 24; + n = 2; + } else if (frequency > 148000 && frequency <= 222000) { + n_div = 16; + n = 3; + } else if (frequency > 222000 && frequency <= 296000) { + n_div = 12; + n = 4; + } else if (frequency > 296000 && frequency <= 445000) { + n_div = 8; + n = 5; + } else if (frequency > 445000 && frequency <= state->tun_fn_min) { + n_div = 6; + n = 6; + } else if (frequency > state->tun_fn_min && frequency <= 950000) { + n_div = 4; + n = 7; + } else if (frequency > 1450000 && frequency <= 1680000) { + n_div = 2; + n = 0; + } else + return -EINVAL; + + reg = it913x_rd_reg(state, 0xed81); + iqik_m_cal = (u16)reg * n_div; + + if (reg < 0x20) { + if (state->tun_clk_mode == 0) + iqik_m_cal = (iqik_m_cal * 9) >> 5; + else + iqik_m_cal >>= 1; + } else { + iqik_m_cal = 0x40 - iqik_m_cal; + if (state->tun_clk_mode == 0) + iqik_m_cal = ~((iqik_m_cal * 9) >> 5); + else + iqik_m_cal = ~(iqik_m_cal >> 1); + } + + temp_f = frequency * (u32)n_div * (u32)state->tun_fdiv; + freq = temp_f / state->tun_xtal; + tmp = freq * state->tun_xtal; + + if ((temp_f - tmp) >= (state->tun_xtal >> 1)) + freq++; + + freq += (u32) n << 13; + /* Frequency OMEGA_IQIK_M_CAL_MID*/ + temp_f = freq + (u32)iqik_m_cal; + + set_tuner[3].reg[0] = temp_f & 0xff; + set_tuner[4].reg[0] = (temp_f >> 8) & 0xff; + + dev_dbg(&state->i2c_adap->dev, "%s: High Frequency = %04x\n", + __func__, temp_f); + + /* Lower frequency */ + set_tuner[5].reg[0] = freq & 0xff; + set_tuner[6].reg[0] = (freq >> 8) & 0xff; + + dev_dbg(&state->i2c_adap->dev, "%s: low Frequency = %04x\n", + __func__, freq); + + ret = it913x_script_loader(state, set_tuner); + + return (ret < 0) ? -ENODEV : 0; +} + +/* Power sequence */ +/* Power Up Tuner on -> Frontend suspend off -> Tuner clk on */ +/* Power Down Frontend suspend on -> Tuner clk off -> Tuner off */ + +static int it913x_sleep(struct dvb_frontend *fe) +{ + struct it913x_state *state = fe->tuner_priv; + return it913x_script_loader(state, it9137_tuner_off); +} + +static int it913x_release(struct dvb_frontend *fe) +{ + kfree(fe->tuner_priv); + return 0; +} + +static const struct dvb_tuner_ops it913x_tuner_ops = { + .info = { + .name = "ITE Tech IT913X", + .frequency_min = 174000000, + .frequency_max = 862000000, + }, + + .release = it913x_release, + + .init = it913x_init, + .sleep = it913x_sleep, + .set_params = it9137_set_params, +}; + +struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c_adap, u8 i2c_addr, u8 config) +{ + struct it913x_state *state = NULL; + + /* allocate memory for the internal state */ + state = kzalloc(sizeof(struct it913x_state), GFP_KERNEL); + if (state == NULL) + return NULL; + + state->i2c_adap = i2c_adap; + state->i2c_addr = i2c_addr; + + switch (config) { + case AF9033_TUNER_IT9135_38: + case AF9033_TUNER_IT9135_51: + case AF9033_TUNER_IT9135_52: + state->chip_ver = 0x01; + break; + case AF9033_TUNER_IT9135_60: + case AF9033_TUNER_IT9135_61: + case AF9033_TUNER_IT9135_62: + state->chip_ver = 0x02; + break; + default: + dev_dbg(&i2c_adap->dev, + "%s: invalid config=%02x\n", __func__, config); + goto error; + } + + state->tuner_type = config; + state->firmware_ver = 1; + + fe->tuner_priv = state; + memcpy(&fe->ops.tuner_ops, &it913x_tuner_ops, + sizeof(struct dvb_tuner_ops)); + + dev_info(&i2c_adap->dev, + "%s: ITE Tech IT913X successfully attached\n", + KBUILD_MODNAME); + dev_dbg(&i2c_adap->dev, "%s: config=%02x chip_ver=%02x\n", + __func__, config, state->chip_ver); + + return fe; +error: + kfree(state); + return NULL; +} +EXPORT_SYMBOL(it913x_attach); + +MODULE_DESCRIPTION("ITE Tech IT913X silicon tuner driver"); +MODULE_AUTHOR("Antti Palosaari "); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/tuners/tuner_it913x.h b/drivers/media/tuners/tuner_it913x.h new file mode 100644 index 0000000..12dd36b --- /dev/null +++ b/drivers/media/tuners/tuner_it913x.h @@ -0,0 +1,45 @@ +/* + * ITE Tech IT9137 silicon tuner driver + * + * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) + * IT9137 Copyright (C) ITE Tech Inc. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= + */ + +#ifndef IT913X_H +#define IT913X_H + +#include "dvb_frontend.h" + +#if defined(CONFIG_MEDIA_TUNER_IT913X) || \ + (defined(CONFIG_MEDIA_TUNER_IT913X_MODULE) && defined(MODULE)) +extern struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c_adap, + u8 i2c_addr, + u8 config); +#else +static inline struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c_adap, + u8 i2c_addr, + u8 config) +{ + pr_warn("%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/tuners/tuner_it913x_priv.h b/drivers/media/tuners/tuner_it913x_priv.h new file mode 100644 index 0000000..ce65210 --- /dev/null +++ b/drivers/media/tuners/tuner_it913x_priv.h @@ -0,0 +1,78 @@ +/* + * ITE Tech IT9137 silicon tuner driver + * + * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com) + * IT9137 Copyright (C) ITE Tech Inc. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.= + */ + +#ifndef IT913X_PRIV_H +#define IT913X_PRIV_H + +#include "tuner_it913x.h" +#include "af9033.h" + +#define PRO_LINK 0x0 +#define PRO_DMOD 0x1 +#define TRIGGER_OFSM 0x0000 + +struct it913xset { u32 pro; + u32 address; + u8 reg[15]; + u8 count; +}; + +/* Tuner setting scripts (still keeping it9137) */ +static struct it913xset it9137_tuner_off[] = { + {PRO_DMOD, 0xfba8, {0x01}, 0x01}, /* Tuner Clock Off */ + {PRO_DMOD, 0xec40, {0x00}, 0x01}, /* Power Down Tuner */ + {PRO_DMOD, 0xec02, {0x3f, 0x1f, 0x3f, 0x3f}, 0x04}, + {PRO_DMOD, 0xec06, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00}, 0x0c}, + {PRO_DMOD, 0xec12, {0x00, 0x00, 0x00, 0x00}, 0x04}, + {PRO_DMOD, 0xec17, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00}, 0x09}, + {PRO_DMOD, 0xec22, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00}, 0x0a}, + {PRO_DMOD, 0xec20, {0x00}, 0x01}, + {PRO_DMOD, 0xec3f, {0x01}, 0x01}, + {0xff, 0x0000, {0x00}, 0x00}, /* Terminating Entry */ +}; + +static struct it913xset set_it9135_template[] = { + {PRO_DMOD, 0xee06, {0x00}, 0x01}, + {PRO_DMOD, 0xec56, {0x00}, 0x01}, + {PRO_DMOD, 0xec4c, {0x00}, 0x01}, + {PRO_DMOD, 0xec4d, {0x00}, 0x01}, + {PRO_DMOD, 0xec4e, {0x00}, 0x01}, + {PRO_DMOD, 0x011e, {0x00}, 0x01}, /* Older Devices */ + {PRO_DMOD, 0x011f, {0x00}, 0x01}, + {0xff, 0x0000, {0x00}, 0x00}, /* Terminating Entry */ +}; + +static struct it913xset set_it9137_template[] = { + {PRO_DMOD, 0xee06, {0x00}, 0x01}, + {PRO_DMOD, 0xec56, {0x00}, 0x01}, + {PRO_DMOD, 0xec4c, {0x00}, 0x01}, + {PRO_DMOD, 0xec4d, {0x00}, 0x01}, + {PRO_DMOD, 0xec4e, {0x00}, 0x01}, + {PRO_DMOD, 0xec4f, {0x00}, 0x01}, + {PRO_DMOD, 0xec50, {0x00}, 0x01}, + {0xff, 0x0000, {0x00}, 0x00}, /* Terminating Entry */ +}; + +#endif diff --git a/drivers/media/usb/dvb-usb-v2/af9035.h b/drivers/media/usb/dvb-usb-v2/af9035.h index 0f42b6c..b5827ca 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.h +++ b/drivers/media/usb/dvb-usb-v2/af9035.h @@ -30,7 +30,7 @@ #include "mxl5007t.h" #include "tda18218.h" #include "fc2580.h" -#include "it913x.h" +#include "tuner_it913x.h" struct reg_val { u32 reg;