From eebb876b0b8f7ee5e6c01a85433a754c9be88369 Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Wed, 25 Mar 2009 16:59:45 -0300 Subject: V4L/DVB (11216): Add driver for Intel CE6230 DVB-T USB2.0 Add driver for Intel CE6230 DVB-T USB 2.0 COFDM demodulator Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/ce6230.c | 328 +++++++++++++++++++++++++++++++++++++ 1 file changed, 328 insertions(+) create mode 100644 drivers/media/dvb/dvb-usb/ce6230.c (limited to 'drivers/media/dvb/dvb-usb/ce6230.c') diff --git a/drivers/media/dvb/dvb-usb/ce6230.c b/drivers/media/dvb/dvb-usb/ce6230.c new file mode 100644 index 000000000000..8a3059040352 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/ce6230.c @@ -0,0 +1,328 @@ +/* + * DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver + * + * Copyright (C) 2009 Antti Palosaari + * + * 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 "ce6230.h" +#include "zl10353.h" +#include "mxl5005s.h" + +/* debug */ +static int dvb_usb_ce6230_debug; +module_param_named(debug, dvb_usb_ce6230_debug, int, 0644); +MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS); +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); + +static struct zl10353_config ce6230_zl10353_config; + +static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req) +{ + int ret; + unsigned int pipe; + u8 request; + u8 requesttype; + u16 value; + u16 index; + u8 buf[req->data_len]; + + request = req->cmd; + value = req->value; + index = req->index; + + switch (req->cmd) { + case I2C_READ: + case DEMOD_READ: + case REG_READ: + requesttype = (USB_TYPE_VENDOR | USB_DIR_IN); + break; + case I2C_WRITE: + case DEMOD_WRITE: + case REG_WRITE: + requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT); + break; + default: + err("unknown command:%02x", req->cmd); + ret = -EPERM; + goto error; + } + + if (requesttype == (USB_TYPE_VENDOR | USB_DIR_OUT)) { + /* write */ + memcpy(buf, req->data, req->data_len); + pipe = usb_sndctrlpipe(udev, 0); + } else { + /* read */ + pipe = usb_rcvctrlpipe(udev, 0); + } + + msleep(1); /* avoid I2C errors */ + + ret = usb_control_msg(udev, pipe, request, requesttype, value, index, + buf, sizeof(buf), CE6230_USB_TIMEOUT); + + ce6230_debug_dump(request, requesttype, value, index, buf, + req->data_len, deb_xfer); + + if (ret < 0) + deb_info("%s: usb_control_msg failed:%d\n", __func__, ret); + else + ret = 0; + + /* read request, copy returned data to return buf */ + if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN)) + memcpy(req->data, buf, req->data_len); + +error: + return ret; +} + +static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) +{ + return ce6230_rw_udev(d->udev, req); +} + +/* I2C */ +static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], + int num) +{ + struct dvb_usb_device *d = i2c_get_adapdata(adap); + int i = 0; + struct req_t req; + int ret; + memset(&req, 0, sizeof(&req)); + + if (num > 2) + return -EINVAL; + + if (mutex_lock_interruptible(&d->i2c_mutex) < 0) + return -EAGAIN; + + while (i < num) { + if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) { + if (msg[i].addr == + ce6230_zl10353_config.demod_address) { + req.cmd = DEMOD_READ; + req.value = msg[i].addr >> 1; + req.index = msg[i].buf[0]; + req.data_len = msg[i+1].len; + req.data = &msg[i+1].buf[0]; + ret = ce6230_ctrl_msg(d, &req); + } else { + err("i2c read not implemented"); + ret = -EPERM; + } + i += 2; + } else { + if (msg[i].addr == + ce6230_zl10353_config.demod_address) { + req.cmd = DEMOD_WRITE; + req.value = msg[i].addr >> 1; + req.index = msg[i].buf[0]; + req.data_len = msg[i].len-1; + req.data = &msg[i].buf[1]; + ret = ce6230_ctrl_msg(d, &req); + } else { + req.cmd = I2C_WRITE; + req.value = 0x2000 + (msg[i].addr >> 1); + req.index = 0x0000; + req.data_len = msg[i].len; + req.data = &msg[i].buf[0]; + ret = ce6230_ctrl_msg(d, &req); + } + i += 1; + } + if (ret) + break; + } + + mutex_unlock(&d->i2c_mutex); + return ret ? ret : i; +} + +static u32 ce6230_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C; +} + +static struct i2c_algorithm ce6230_i2c_algo = { + .master_xfer = ce6230_i2c_xfer, + .functionality = ce6230_i2c_func, +}; + +/* Callbacks for DVB USB */ +static struct zl10353_config ce6230_zl10353_config = { + .demod_address = 0x1e, + .adc_clock = 450000, + .if2 = 45700, + .no_tuner = 1, + .parallel_ts = 1, + .clock_ctl_1 = 0x34, + .pll_0 = 0x0e, +}; + +static int ce6230_zl10353_frontend_attach(struct dvb_usb_adapter *adap) +{ + deb_info("%s:\n", __func__); + adap->fe = dvb_attach(zl10353_attach, &ce6230_zl10353_config, + &adap->dev->i2c_adap); + if (adap->fe == NULL) + return -ENODEV; + return 0; +} + +static struct mxl5005s_config ce6230_mxl5003s_config = { + .i2c_address = 0xc6, + .if_freq = IF_FREQ_4570000HZ, + .xtal_freq = CRYSTAL_FREQ_16000000HZ, + .agc_mode = MXL_SINGLE_AGC, + .tracking_filter = MXL_TF_DEFAULT, + .rssi_enable = MXL_RSSI_ENABLE, + .cap_select = MXL_CAP_SEL_ENABLE, + .div_out = MXL_DIV_OUT_4, + .clock_out = MXL_CLOCK_OUT_DISABLE, + .output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM, + .top = MXL5005S_TOP_25P2, + .mod_mode = MXL_DIGITAL_MODE, + .if_mode = MXL_ZERO_IF, + .AgcMasterByte = 0x00, +}; + +static int ce6230_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap) +{ + int ret; + deb_info("%s:\n", __func__); + ret = dvb_attach(mxl5005s_attach, adap->fe, &adap->dev->i2c_adap, + &ce6230_mxl5003s_config) == NULL ? -ENODEV : 0; + return ret; +} + +static int ce6230_power_ctrl(struct dvb_usb_device *d, int onoff) +{ + int ret; + deb_info("%s: onoff:%d\n", __func__, onoff); + + /* InterfaceNumber 1 / AlternateSetting 0 idle + InterfaceNumber 1 / AlternateSetting 1 streaming */ + ret = usb_set_interface(d->udev, 1, onoff); + if (ret) + err("usb_set_interface failed with error:%d", ret); + + return ret; +} + +/* DVB USB Driver stuff */ +static struct dvb_usb_device_properties ce6230_properties; + +static int ce6230_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + int ret = 0; + struct dvb_usb_device *d = NULL; + + deb_info("%s: interface:%d\n", __func__, + intf->cur_altsetting->desc.bInterfaceNumber); + + if (intf->cur_altsetting->desc.bInterfaceNumber == 1) { + ret = dvb_usb_device_init(intf, &ce6230_properties, THIS_MODULE, + &d, adapter_nr); + if (ret) + err("init failed with error:%d\n", ret); + } + + return ret; +} + +static struct usb_device_id ce6230_table[] = { + { USB_DEVICE(USB_VID_INTEL, USB_PID_INTEL_CE9500) }, + { } /* Terminating entry */ +}; +MODULE_DEVICE_TABLE(usb, ce6230_table); + +static struct dvb_usb_device_properties ce6230_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + + .usb_ctrl = DEVICE_SPECIFIC, + .no_reconnect = 1, + + .size_of_priv = 0, + + .num_adapters = 1, + .adapter = { + { + .frontend_attach = ce6230_zl10353_frontend_attach, + .tuner_attach = ce6230_mxl5003s_tuner_attach, + .stream = { + .type = USB_BULK, + .count = 6, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 512, + } + } + }, + } + }, + + .power_ctrl = ce6230_power_ctrl, + + .i2c_algo = &ce6230_i2c_algo, + + .num_device_descs = 1, + .devices = { + { + .name = "Intel CE9500 reference design", + .cold_ids = {NULL}, + .warm_ids = {&ce6230_table[0], NULL}, + }, + } +}; + +static struct usb_driver ce6230_driver = { + .name = "dvb_usb_ce6230", + .probe = ce6230_probe, + .disconnect = dvb_usb_device_exit, + .id_table = ce6230_table, +}; + +/* module stuff */ +static int __init ce6230_module_init(void) +{ + int ret; + deb_info("%s:\n", __func__); + ret = usb_register(&ce6230_driver); + if (ret) + err("usb_register failed with error:%d", ret); + + return ret; +} + +static void __exit ce6230_module_exit(void) +{ + deb_info("%s:\n", __func__); + /* deregister this driver from the USB subsystem */ + usb_deregister(&ce6230_driver); +} + +module_init(ce6230_module_init); +module_exit(ce6230_module_exit); + +MODULE_AUTHOR("Antti Palosaari "); +MODULE_DESCRIPTION("Driver for Intel CE6230 DVB-T USB2.0"); +MODULE_LICENSE("GPL"); -- cgit v1.2.3-59-g8ed1b From 2ddacee6ebbbdd20af96663f96f5b4de6bff90cc Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Thu, 26 Mar 2009 12:26:48 -0300 Subject: V4L/DVB (11227): ce6230: avoid using unitialized var MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit drivers/media/dvb/dvb-usb/ce6230.c: In function ‘ce6230_i2c_xfer’: drivers/media/dvb/dvb-usb/ce6230.c:107: warning: ‘ret’ may be used uninitialized in this function Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/ce6230.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/media/dvb/dvb-usb/ce6230.c') diff --git a/drivers/media/dvb/dvb-usb/ce6230.c b/drivers/media/dvb/dvb-usb/ce6230.c index 8a3059040352..5862820f109f 100644 --- a/drivers/media/dvb/dvb-usb/ce6230.c +++ b/drivers/media/dvb/dvb-usb/ce6230.c @@ -104,7 +104,7 @@ static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], struct dvb_usb_device *d = i2c_get_adapdata(adap); int i = 0; struct req_t req; - int ret; + int ret = 0; memset(&req, 0, sizeof(&req)); if (num > 2) -- cgit v1.2.3-59-g8ed1b From 80801da83389b2c6e55e1f8f5d17f923ce54f7c8 Mon Sep 17 00:00:00 2001 From: Juan Jesús García de Soria Lucena Date: Sat, 28 Mar 2009 23:36:18 -0300 Subject: V4L/DVB (11328): Add AVerMedia A310 USB IDs to CE6230 driver. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The CE6230 DVB USB driver works correctly for the AVerMedia A310 USB2.0 DVB-T tuner. Add the required USB ID's and hardware names so that the driver will handle it. Signed-off-by: Juan Jesús García de Soria Lucena Acked-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/ce6230.c | 8 +++++++- drivers/media/dvb/dvb-usb/dvb-usb-ids.h | 1 + 2 files changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers/media/dvb/dvb-usb/ce6230.c') diff --git a/drivers/media/dvb/dvb-usb/ce6230.c b/drivers/media/dvb/dvb-usb/ce6230.c index 5862820f109f..52badc00e673 100644 --- a/drivers/media/dvb/dvb-usb/ce6230.c +++ b/drivers/media/dvb/dvb-usb/ce6230.c @@ -250,6 +250,7 @@ static int ce6230_probe(struct usb_interface *intf, static struct usb_device_id ce6230_table[] = { { USB_DEVICE(USB_VID_INTEL, USB_PID_INTEL_CE9500) }, + { USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A310) }, { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, ce6230_table); @@ -284,13 +285,18 @@ static struct dvb_usb_device_properties ce6230_properties = { .i2c_algo = &ce6230_i2c_algo, - .num_device_descs = 1, + .num_device_descs = 2, .devices = { { .name = "Intel CE9500 reference design", .cold_ids = {NULL}, .warm_ids = {&ce6230_table[0], NULL}, }, + { + .name = "AVerMedia A310 USB 2.0 DVB-T tuner", + .cold_ids = {NULL}, + .warm_ids = {&ce6230_table[1], NULL}, + }, } }; diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h index dc7ea21cd139..ffe2a7335bee 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h @@ -167,6 +167,7 @@ #define USB_PID_AVERMEDIA_VOLAR_X 0xa815 #define USB_PID_AVERMEDIA_VOLAR_X_2 0x8150 #define USB_PID_AVERMEDIA_A309 0xa309 +#define USB_PID_AVERMEDIA_A310 0xa310 #define USB_PID_TECHNOTREND_CONNECT_S2400 0x3006 #define USB_PID_TERRATEC_CINERGY_DT_XS_DIVERSITY 0x005a #define USB_PID_TERRATEC_CINERGY_DT_XS_DIVERSITY_2 0x0081 -- cgit v1.2.3-59-g8ed1b