forked from luck/tmp_suning_uos_patched
V4L/DVB (13364): ec168: add new driver for E3C EC168 DVB USB
E3C EC168 DVB USB driver Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari
Mauro Carvalho Chehab
parent
a15c7b42b2
commit
2bf290be4f
@ -322,3 +322,11 @@ config DVB_USB_FRIIO
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depends on DVB_USB
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help
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Say Y here to support the Japanese DTV receiver Friio.
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config DVB_USB_EC168
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tristate "E3C EC168 DVB-T USB2.0 support"
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depends on DVB_USB && EXPERIMENTAL
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select DVB_EC100
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select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
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help
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Say Y here to support the E3C EC168 DVB-T USB2.0 receiver.
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@ -82,6 +82,9 @@ obj-$(CONFIG_DVB_USB_CE6230) += dvb-usb-ce6230.o
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dvb-usb-friio-objs = friio.o friio-fe.o
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obj-$(CONFIG_DVB_USB_FRIIO) += dvb-usb-friio.o
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dvb-usb-ec168-objs = ec168.o
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obj-$(CONFIG_DVB_USB_EC168) += dvb-usb-ec168.o
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EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/
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# due to tuner-xc3028
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EXTRA_CFLAGS += -Idrivers/media/common/tuners
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@ -27,6 +27,7 @@
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#define USB_VID_DIBCOM 0x10b8
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#define USB_VID_DPOSH 0x1498
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#define USB_VID_DVICO 0x0fe9
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#define USB_VID_E3C 0x18b4
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#define USB_VID_ELGATO 0x0fd9
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#define USB_VID_EMPIA 0xeb1a
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#define USB_VID_GENPIX 0x09c0
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@ -104,6 +105,11 @@
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#define USB_PID_DIBCOM_STK7770P 0x1e80
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#define USB_PID_DPOSH_M9206_COLD 0x9206
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#define USB_PID_DPOSH_M9206_WARM 0xa090
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#define USB_PID_E3C_EC168 0x1689
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#define USB_PID_E3C_EC168_2 0xfffa
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#define USB_PID_E3C_EC168_3 0xfffb
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#define USB_PID_E3C_EC168_4 0x1001
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#define USB_PID_E3C_EC168_5 0x1002
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#define USB_PID_UNIWILL_STK7700P 0x6003
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#define USB_PID_GENIUS_TVGO_DVB_T03 0x4012
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#define USB_PID_GRANDTEC_DVBT_USB_COLD 0x0fa0
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440
drivers/media/dvb/dvb-usb/ec168.c
Normal file
440
drivers/media/dvb/dvb-usb/ec168.c
Normal file
@ -0,0 +1,440 @@
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/*
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* E3C EC168 DVB USB driver
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*
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* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include "ec168.h"
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#include "ec100.h"
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#include "mxl5005s.h"
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/* debug */
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static int dvb_usb_ec168_debug;
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module_param_named(debug, dvb_usb_ec168_debug, int, 0644);
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MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS);
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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static struct ec100_config ec168_ec100_config;
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static int ec168_rw_udev(struct usb_device *udev, struct ec168_req *req)
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{
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int ret;
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unsigned int pipe;
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u8 request, requesttype;
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u8 buf[req->size];
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switch (req->cmd) {
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case DOWNLOAD_FIRMWARE:
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case GPIO:
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case WRITE_I2C:
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case STREAMING_CTRL:
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requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
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request = req->cmd;
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break;
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case READ_I2C:
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requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
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request = req->cmd;
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break;
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case GET_CONFIG:
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requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
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request = CONFIG;
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break;
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case SET_CONFIG:
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requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
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request = CONFIG;
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break;
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case WRITE_DEMOD:
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requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
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request = DEMOD_RW;
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break;
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case READ_DEMOD:
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requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
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request = DEMOD_RW;
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break;
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default:
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err("unknown command:%02x", req->cmd);
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ret = -EPERM;
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goto error;
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}
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if (requesttype == (USB_TYPE_VENDOR | USB_DIR_OUT)) {
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/* write */
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memcpy(buf, req->data, req->size);
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pipe = usb_sndctrlpipe(udev, 0);
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} else {
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/* read */
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pipe = usb_rcvctrlpipe(udev, 0);
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}
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msleep(1); /* avoid I2C errors */
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ret = usb_control_msg(udev, pipe, request, requesttype, req->value,
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req->index, buf, sizeof(buf), EC168_USB_TIMEOUT);
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ec168_debug_dump(request, requesttype, req->value, req->index, buf,
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req->size, deb_xfer);
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if (ret < 0)
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goto error;
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else
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ret = 0;
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/* read request, copy returned data to return buf */
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if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
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memcpy(req->data, buf, req->size);
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return ret;
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error:
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deb_info("%s: failed:%d\n", __func__, ret);
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return ret;
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}
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static int ec168_ctrl_msg(struct dvb_usb_device *d, struct ec168_req *req)
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{
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return ec168_rw_udev(d->udev, req);
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}
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/* I2C */
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static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
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int num)
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{
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struct dvb_usb_device *d = i2c_get_adapdata(adap);
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struct ec168_req req;
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int i = 0;
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int ret;
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if (num > 2)
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return -EINVAL;
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if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
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return -EAGAIN;
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while (i < num) {
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if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) {
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if (msg[i].addr == ec168_ec100_config.demod_address) {
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req.cmd = READ_DEMOD;
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req.value = 0;
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req.index = 0xff00 + msg[i].buf[0]; /* reg */
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req.size = msg[i+1].len; /* bytes to read */
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req.data = &msg[i+1].buf[0];
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ret = ec168_ctrl_msg(d, &req);
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i += 2;
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} else {
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err("I2C read not implemented");
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ret = -ENOSYS;
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i += 2;
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}
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} else {
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if (msg[i].addr == ec168_ec100_config.demod_address) {
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req.cmd = WRITE_DEMOD;
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req.value = msg[i].buf[1]; /* val */
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req.index = 0xff00 + msg[i].buf[0]; /* reg */
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req.size = 0;
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req.data = NULL;
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ret = ec168_ctrl_msg(d, &req);
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i += 1;
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} else {
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req.cmd = WRITE_I2C;
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req.value = msg[i].buf[0]; /* val */
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req.index = 0x0100 + msg[i].addr; /* I2C addr */
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req.size = msg[i].len-1;
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req.data = &msg[i].buf[1];
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ret = ec168_ctrl_msg(d, &req);
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i += 1;
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}
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}
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if (ret)
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goto error;
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}
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ret = i;
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error:
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mutex_unlock(&d->i2c_mutex);
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return i;
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}
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static u32 ec168_i2c_func(struct i2c_adapter *adapter)
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{
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return I2C_FUNC_I2C;
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}
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static struct i2c_algorithm ec168_i2c_algo = {
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.master_xfer = ec168_i2c_xfer,
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.functionality = ec168_i2c_func,
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};
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/* Callbacks for DVB USB */
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static struct ec100_config ec168_ec100_config = {
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.demod_address = 0xff, /* not real address, demod is integrated */
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};
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static int ec168_ec100_frontend_attach(struct dvb_usb_adapter *adap)
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{
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deb_info("%s:\n", __func__);
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adap->fe = dvb_attach(ec100_attach, &ec168_ec100_config,
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&adap->dev->i2c_adap);
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if (adap->fe == NULL)
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return -ENODEV;
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return 0;
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}
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static struct mxl5005s_config ec168_mxl5003s_config = {
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.i2c_address = 0xc6,
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.if_freq = IF_FREQ_4570000HZ,
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.xtal_freq = CRYSTAL_FREQ_16000000HZ,
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.agc_mode = MXL_SINGLE_AGC,
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.tracking_filter = MXL_TF_OFF,
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.rssi_enable = MXL_RSSI_ENABLE,
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.cap_select = MXL_CAP_SEL_ENABLE,
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.div_out = MXL_DIV_OUT_4,
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.clock_out = MXL_CLOCK_OUT_DISABLE,
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.output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
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.top = MXL5005S_TOP_25P2,
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.mod_mode = MXL_DIGITAL_MODE,
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.if_mode = MXL_ZERO_IF,
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.AgcMasterByte = 0x00,
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};
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static int ec168_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap)
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{
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deb_info("%s:\n", __func__);
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return dvb_attach(mxl5005s_attach, adap->fe, &adap->dev->i2c_adap,
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&ec168_mxl5003s_config) == NULL ? -ENODEV : 0;
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}
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static int ec168_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
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{
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struct ec168_req req = {STREAMING_CTRL, 0x7f01, 0x0202, 0, NULL};
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deb_info("%s: onoff:%d\n", __func__, onoff);
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if (onoff)
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req.index = 0x0102;
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return ec168_ctrl_msg(adap->dev, &req);
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}
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static int ec168_download_firmware(struct usb_device *udev,
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const struct firmware *fw)
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{
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int i, len, packets, remainder, ret;
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u16 addr = 0x0000; /* firmware start address */
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struct ec168_req req = {DOWNLOAD_FIRMWARE, 0, 0, 0, NULL};
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deb_info("%s:\n", __func__);
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#define FW_PACKET_MAX_DATA 2048
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packets = fw->size / FW_PACKET_MAX_DATA;
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remainder = fw->size % FW_PACKET_MAX_DATA;
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len = FW_PACKET_MAX_DATA;
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for (i = 0; i <= packets; i++) {
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if (i == packets) /* set size of the last packet */
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len = remainder;
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req.size = len;
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req.data = (u8 *)(fw->data + i * FW_PACKET_MAX_DATA);
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req.index = addr;
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addr += FW_PACKET_MAX_DATA;
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ret = ec168_rw_udev(udev, &req);
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if (ret) {
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err("firmware download failed:%d packet:%d", ret, i);
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goto error;
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}
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}
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req.size = 0;
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/* set "warm"? */
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req.cmd = SET_CONFIG;
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req.value = 0;
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req.index = 0x0001;
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ret = ec168_rw_udev(udev, &req);
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if (ret)
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goto error;
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/* really needed - no idea what does */
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req.cmd = GPIO;
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req.value = 0;
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req.index = 0x0206;
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ret = ec168_rw_udev(udev, &req);
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if (ret)
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goto error;
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/* activate tuner I2C? */
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req.cmd = WRITE_I2C;
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req.value = 0;
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req.index = 0x00c6;
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ret = ec168_rw_udev(udev, &req);
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if (ret)
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goto error;
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return ret;
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error:
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deb_info("%s: failed:%d\n", __func__, ret);
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return ret;
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}
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static int ec168_identify_state(struct usb_device *udev,
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struct dvb_usb_device_properties *props,
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struct dvb_usb_device_description **desc, int *cold)
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{
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int ret;
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u8 reply;
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struct ec168_req req = {GET_CONFIG, 0, 1, sizeof(reply), &reply};
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deb_info("%s:\n", __func__);
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ret = ec168_rw_udev(udev, &req);
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if (ret)
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goto error;
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deb_info("%s: reply:%02x\n", __func__, reply);
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if (reply == 0x01)
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*cold = 0;
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else
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*cold = 1;
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return ret;
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error:
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deb_info("%s: failed:%d\n", __func__, ret);
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return ret;
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}
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/* DVB USB Driver stuff */
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static struct dvb_usb_device_properties ec168_properties;
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static int ec168_probe(struct usb_interface *intf,
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const struct usb_device_id *id)
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{
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int ret;
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deb_info("%s: interface:%d\n", __func__,
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intf->cur_altsetting->desc.bInterfaceNumber);
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ret = dvb_usb_device_init(intf, &ec168_properties, THIS_MODULE, NULL,
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adapter_nr);
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if (ret)
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goto error;
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return ret;
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error:
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deb_info("%s: failed:%d\n", __func__, ret);
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return ret;
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}
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#define E3C_EC168_1689 0
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#define E3C_EC168_FFFA 1
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#define E3C_EC168_FFFB 2
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#define E3C_EC168_1001 3
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#define E3C_EC168_1002 4
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static struct usb_device_id ec168_id[] = {
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[E3C_EC168_1689] =
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{USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168)},
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[E3C_EC168_FFFA] =
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{USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_2)},
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[E3C_EC168_FFFB] =
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{USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_3)},
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[E3C_EC168_1001] =
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{USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_4)},
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[E3C_EC168_1002] =
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{USB_DEVICE(USB_VID_E3C, USB_PID_E3C_EC168_5)},
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{} /* terminating entry */
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};
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MODULE_DEVICE_TABLE(usb, ec168_id);
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static struct dvb_usb_device_properties ec168_properties = {
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.caps = DVB_USB_IS_AN_I2C_ADAPTER,
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.usb_ctrl = DEVICE_SPECIFIC,
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.download_firmware = ec168_download_firmware,
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.firmware = "dvb-usb-ec168.fw",
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.no_reconnect = 1,
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.size_of_priv = 0,
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.num_adapters = 1,
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.adapter = {
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{
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.streaming_ctrl = ec168_streaming_ctrl,
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.frontend_attach = ec168_ec100_frontend_attach,
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.tuner_attach = ec168_mxl5003s_tuner_attach,
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.stream = {
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.type = USB_BULK,
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.count = 6,
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.endpoint = 0x82,
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.u = {
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.bulk = {
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.buffersize = (32*512),
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}
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}
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},
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}
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},
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.identify_state = ec168_identify_state,
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.i2c_algo = &ec168_i2c_algo,
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.num_device_descs = 1,
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.devices = {
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{
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.name = "E3C EC168 DVB-T USB2.0 reference design",
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.cold_ids = {
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&ec168_id[E3C_EC168_1689],
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&ec168_id[E3C_EC168_FFFA],
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&ec168_id[E3C_EC168_FFFB],
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&ec168_id[E3C_EC168_1001],
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&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");
|
||||
73
drivers/media/dvb/dvb-usb/ec168.h
Normal file
73
drivers/media/dvb/dvb-usb/ec168.h
Normal file
@ -0,0 +1,73 @@
|
||||
/*
|
||||
* 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.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef EC168_H
|
||||
#define EC168_H
|
||||
|
||||
#define DVB_USB_LOG_PREFIX "ec168"
|
||||
#include "dvb-usb.h"
|
||||
|
||||
#define deb_info(args...) dprintk(dvb_usb_ec168_debug, 0x01, args)
|
||||
#define deb_rc(args...) dprintk(dvb_usb_ec168_debug, 0x02, args)
|
||||
#define deb_xfer(args...) dprintk(dvb_usb_ec168_debug, 0x04, args)
|
||||
#define deb_reg(args...) dprintk(dvb_usb_ec168_debug, 0x08, args)
|
||||
#define deb_i2c(args...) dprintk(dvb_usb_ec168_debug, 0x10, args)
|
||||
#define deb_fw(args...) dprintk(dvb_usb_ec168_debug, 0x20, args)
|
||||
|
||||
#define ec168_debug_dump(r, t, v, i, b, l, func) { \
|
||||
int loop_; \
|
||||
func("%02x %02x %02x %02x %02x %02x %02x %02x", \
|
||||
t, r, v & 0xff, v >> 8, i & 0xff, i >> 8, l & 0xff, l >> 8); \
|
||||
if (t == (USB_TYPE_VENDOR | USB_DIR_OUT)) \
|
||||
func(" >>> "); \
|
||||
else \
|
||||
func(" <<< "); \
|
||||
for (loop_ = 0; loop_ < l; loop_++) \
|
||||
func("%02x ", b[loop_]); \
|
||||
func("\n");\
|
||||
}
|
||||
|
||||
#define EC168_USB_TIMEOUT 1000
|
||||
|
||||
struct ec168_req {
|
||||
u8 cmd; /* [1] */
|
||||
u16 value; /* [2|3] */
|
||||
u16 index; /* [4|5] */
|
||||
u16 size; /* [6|7] */
|
||||
u8 *data;
|
||||
};
|
||||
|
||||
enum ec168_cmd {
|
||||
DOWNLOAD_FIRMWARE = 0x00,
|
||||
CONFIG = 0x01,
|
||||
DEMOD_RW = 0x03,
|
||||
GPIO = 0x04,
|
||||
STREAMING_CTRL = 0x10,
|
||||
READ_I2C = 0x20,
|
||||
WRITE_I2C = 0x21,
|
||||
HID_DOWNLOAD = 0x30,
|
||||
GET_CONFIG,
|
||||
SET_CONFIG,
|
||||
READ_DEMOD,
|
||||
WRITE_DEMOD,
|
||||
};
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user