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path: root/drivers/media/dvb/dvb-usb/ec168.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/ec168.c')
-rw-r--r--drivers/media/dvb/dvb-usb/ec168.c440
1 files changed, 0 insertions, 440 deletions
diff --git a/drivers/media/dvb/dvb-usb/ec168.c b/drivers/media/dvb/dvb-usb/ec168.c
deleted file mode 100644
index 52f5d4f0f23..00000000000
--- a/drivers/media/dvb/dvb-usb/ec168.c
+++ /dev/null
@@ -1,440 +0,0 @@
-/*
- * E3C EC168 DVB USB driver
- *
- * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
- *
- * 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 "ec168.h"
-#include "ec100.h"
-#include "mxl5005s.h"
-
-/* debug */
-static int dvb_usb_ec168_debug;
-module_param_named(debug, dvb_usb_ec168_debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS);
-DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
-
-static struct ec100_config ec168_ec100_config;
-
-static int ec168_rw_udev(struct usb_device *udev, struct ec168_req *req)
-{
- int ret;
- unsigned int pipe;
- u8 request, requesttype;
- u8 buf[req->size];
-
- switch (req->cmd) {
- case DOWNLOAD_FIRMWARE:
- case GPIO:
- case WRITE_I2C:
- case STREAMING_CTRL:
- requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
- request = req->cmd;
- break;
- case READ_I2C:
- requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
- request = req->cmd;
- break;
- case GET_CONFIG:
- requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
- request = CONFIG;
- break;
- case SET_CONFIG:
- requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
- request = CONFIG;
- break;
- case WRITE_DEMOD:
- requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
- request = DEMOD_RW;
- break;
- case READ_DEMOD:
- requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
- request = DEMOD_RW;
- 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->size);
- 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, req->value,
- req->index, buf, sizeof(buf), EC168_USB_TIMEOUT);
-
- ec168_debug_dump(request, requesttype, req->value, req->index, buf,
- req->size, deb_xfer);
-
- if (ret < 0)
- goto error;
- 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->size);
-
- return ret;
-error:
- deb_info("%s: failed:%d\n", __func__, ret);
- return ret;
-}
-
-static int ec168_ctrl_msg(struct dvb_usb_device *d, struct ec168_req *req)
-{
- return ec168_rw_udev(d->udev, req);
-}
-
-/* I2C */
-static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
- int num)
-{
- struct dvb_usb_device *d = i2c_get_adapdata(adap);
- struct ec168_req req;
- int i = 0;
- int ret;
-
- 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 == ec168_ec100_config.demod_address) {
- req.cmd = READ_DEMOD;
- req.value = 0;
- req.index = 0xff00 + msg[i].buf[0]; /* reg */
- req.size = msg[i+1].len; /* bytes to read */
- req.data = &msg[i+1].buf[0];
- ret = ec168_ctrl_msg(d, &req);
- i += 2;
- } else {
- err("I2C read not implemented");
- ret = -ENOSYS;
- i += 2;
- }
- } else {
- if (msg[i].addr == ec168_ec100_config.demod_address) {
- req.cmd = WRITE_DEMOD;
- req.value = msg[i].buf[1]; /* val */
- req.index = 0xff00 + msg[i].buf[0]; /* reg */
- req.size = 0;
- req.data = NULL;
- ret = ec168_ctrl_msg(d, &req);
- i += 1;
- } else {
- req.cmd = WRITE_I2C;
- req.value = msg[i].buf[0]; /* val */
- req.index = 0x0100 + msg[i].addr; /* I2C addr */
- req.size = msg[i].len-1;
- req.data = &msg[i].buf[1];
- ret = ec168_ctrl_msg(d, &req);
- i += 1;
- }
- }
- if (ret)
- goto error;
-
- }
- ret = i;
-
-error:
- mutex_unlock(&d->i2c_mutex);
- return i;
-}
-
-
-static u32 ec168_i2c_func(struct i2c_adapter *adapter)
-{
- return I2C_FUNC_I2C;
-}
-
-static struct i2c_algorithm ec168_i2c_algo = {
- .master_xfer = ec168_i2c_xfer,
- .functionality = ec168_i2c_func,
-};
-
-/* Callbacks for DVB USB */
-static struct ec100_config ec168_ec100_config = {
- .demod_address = 0xff, /* not real address, demod is integrated */
-};
-
-static int ec168_ec100_frontend_attach(struct dvb_usb_adapter *adap)
-{
- deb_info("%s:\n", __func__);
- adap->fe = dvb_attach(ec100_attach, &ec168_ec100_config,
- &adap->dev->i2c_adap);
- if (adap->fe == NULL)
- return -ENODEV;
-
- return 0;
-}
-
-static struct mxl5005s_config ec168_mxl5003s_config = {
- .i2c_address = 0xc6,
- .if_freq = IF_FREQ_4570000HZ,
- .xtal_freq = CRYSTAL_FREQ_16000000HZ,
- .agc_mode = MXL_SINGLE_AGC,
- .tracking_filter = MXL_TF_OFF,
- .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 ec168_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap)
-{
- deb_info("%s:\n", __func__);
- return dvb_attach(mxl5005s_attach, adap->fe, &adap->dev->i2c_adap,
- &ec168_mxl5003s_config) == NULL ? -ENODEV : 0;
-}
-
-static int ec168_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
-{
- struct ec168_req req = {STREAMING_CTRL, 0x7f01, 0x0202, 0, NULL};
- deb_info("%s: onoff:%d\n", __func__, onoff);
- if (onoff)
- req.index = 0x0102;
- return ec168_ctrl_msg(adap->dev, &req);
-}
-
-static int ec168_download_firmware(struct usb_device *udev,
- const struct firmware *fw)
-{
- int i, len, packets, remainder, ret;
- u16 addr = 0x0000; /* firmware start address */
- struct ec168_req req = {DOWNLOAD_FIRMWARE, 0, 0, 0, NULL};
- deb_info("%s:\n", __func__);
-
- #define FW_PACKET_MAX_DATA 2048
- packets = fw->size / FW_PACKET_MAX_DATA;
- remainder = fw->size % FW_PACKET_MAX_DATA;
- len = FW_PACKET_MAX_DATA;
- for (i = 0; i <= packets; i++) {
- if (i == packets) /* set size of the last packet */
- len = remainder;
-
- req.size = len;
- req.data = (u8 *)(fw->data + i * FW_PACKET_MAX_DATA);
- req.index = addr;
- addr += FW_PACKET_MAX_DATA;
-
- ret = ec168_rw_udev(udev, &req);
- if (ret) {
- err("firmware download failed:%d packet:%d", ret, i);
- goto error;
- }
- }
- req.size = 0;
-
- /* set "warm"? */
- req.cmd = SET_CONFIG;
- req.value = 0;
- req.index = 0x0001;
- ret = ec168_rw_udev(udev, &req);
- if (ret)
- goto error;
-
- /* really needed - no idea what does */
- req.cmd = GPIO;
- req.value = 0;
- req.index = 0x0206;
- ret = ec168_rw_udev(udev, &req);
- if (ret)
- goto error;
-
- /* activate tuner I2C? */
- req.cmd = WRITE_I2C;
- req.value = 0;
- req.index = 0x00c6;
- ret = ec168_rw_udev(udev, &req);
- if (ret)
- goto error;
-
- return ret;
-error:
- deb_info("%s: failed:%d\n", __func__, ret);
- return ret;
-}
-
-static int ec168_identify_state(struct usb_device *udev,
- struct dvb_usb_device_properties *props,
- struct dvb_usb_device_description **desc, int *cold)
-{
- int ret;
- u8 reply;
- struct ec168_req req = {GET_CONFIG, 0, 1, sizeof(reply), &reply};
- deb_info("%s:\n", __func__);
-
- ret = ec168_rw_udev(udev, &req);
- if (ret)
- goto error;
-
- deb_info("%s: reply:%02x\n", __func__, reply);
-
- if (reply == 0x01)
- *cold = 0;
- else
- *cold = 1;
-
- return ret;
-error:
- deb_info("%s: failed:%d\n", __func__, ret);
- return ret;
-}
-
-/* DVB USB Driver stuff */
-static struct dvb_usb_device_properties ec168_properties;
-
-static int ec168_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- int ret;
- deb_info("%s: interface:%d\n", __func__,
- intf->cur_altsetting->desc.bInterfaceNumber);
-
- ret = dvb_usb_device_init(intf, &ec168_properties, THIS_MODULE, NULL,
- adapter_nr);
- if (ret)
- goto error;
-
- return ret;
-error:
- deb_info("%s: failed:%d\n", __func__, ret);
- return ret;
-}
-
-#define E3C_EC168_1689 0
-#define E3C_EC168_FFFA 1
-#define E3C_EC168_FFFB 2
-#define E3C_EC168_1001 3
-#define E3C_EC168_1002 4
-
-static struct usb_device_id ec168_id[] = {
- [E3C_EC168_1689] =
- {USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168)},
- [E3C_EC168_FFFA] =
- {USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_2)},
- [E3C_EC168_FFFB] =
- {USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_3)},
- [E3C_EC168_1001] =
- {USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_4)},
- [E3C_EC168_1002] =
- {USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_5)},
- {} /* terminating entry */
-};
-
-MODULE_DEVICE_TABLE(usb, ec168_id);
-
-static struct dvb_usb_device_properties ec168_properties = {
- .caps = DVB_USB_IS_AN_I2C_ADAPTER,
-
- .usb_ctrl = DEVICE_SPECIFIC,
- .download_firmware = ec168_download_firmware,
- .firmware = "dvb-usb-ec168.fw",
- .no_reconnect = 1,
-
- .size_of_priv = 0,
-
- .num_adapters = 1,
- .adapter = {
- {
- .streaming_ctrl = ec168_streaming_ctrl,
- .frontend_attach = ec168_ec100_frontend_attach,
- .tuner_attach = ec168_mxl5003s_tuner_attach,
- .stream = {
- .type = USB_BULK,
- .count = 6,
- .endpoint = 0x82,
- .u = {
- .bulk = {
- .buffersize = (32*512),
- }
- }
- },
- }
- },
-
- .identify_state = ec168_identify_state,
-
- .i2c_algo = &ec168_i2c_algo,
-
- .num_device_descs = 1,
- .devices = {
- {
- .name = "E3C EC168 DVB-T USB2.0 reference design",
- .cold_ids = {
- &ec168_id[E3C_EC168_1689],
- &ec168_id[E3C_EC168_FFFA],
- &ec168_id[E3C_EC168_FFFB],
- &ec168_id[E3C_EC168_1001],
- &ec168_id[E3C_EC168_1002],
- NULL},
- .warm_ids = {NULL},
- },
- }
-};
-
-static struct usb_driver ec168_driver = {
- .name = "dvb_usb_ec168",
- .probe = ec168_probe,
- .disconnect = dvb_usb_device_exit,
- .id_table = ec168_id,
-};
-
-/* module stuff */
-static int __init ec168_module_init(void)
-{
- int ret;
- deb_info("%s:\n", __func__);
- ret = usb_register(&ec168_driver);
- if (ret)
- err("module init failed:%d", ret);
-
- return ret;
-}
-
-static void __exit ec168_module_exit(void)
-{
- deb_info("%s:\n", __func__);
- /* deregister this driver from the USB subsystem */
- usb_deregister(&ec168_driver);
-}
-
-module_init(ec168_module_init);
-module_exit(ec168_module_exit);
-
-MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
-MODULE_DESCRIPTION("E3C EC168 DVB-T USB2.0 driver");
-MODULE_LICENSE("GPL");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 01:54:39 +0000