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path: root/drivers/staging/tm6000/tm6000-dvb.c
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Diffstat (limited to 'drivers/staging/tm6000/tm6000-dvb.c')
-rw-r--r--drivers/staging/tm6000/tm6000-dvb.c379
1 files changed, 0 insertions, 379 deletions
diff --git a/drivers/staging/tm6000/tm6000-dvb.c b/drivers/staging/tm6000/tm6000-dvb.c
deleted file mode 100644
index 86c1c8b5f25..00000000000
--- a/drivers/staging/tm6000/tm6000-dvb.c
+++ /dev/null
@@ -1,379 +0,0 @@
-/*
- tm6000-dvb.c - dvb-t support for TM5600/TM6000/TM6010 USB video capture devices
-
- Copyright (C) 2007 Michel Ludwig <michel.ludwig@gmail.com>
-
- 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 version 2
-
- 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 <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/usb.h>
-
-#include "tm6000.h"
-#include "tm6000-regs.h"
-
-#include "zl10353.h"
-
-#include <media/tuner.h>
-
-#include "tuner-xc2028.h"
-#include "xc5000.h"
-
-static void inline print_err_status (struct tm6000_core *dev,
- int packet, int status)
-{
- char *errmsg = "Unknown";
-
- switch(status) {
- case -ENOENT:
- errmsg = "unlinked synchronuously";
- break;
- case -ECONNRESET:
- errmsg = "unlinked asynchronuously";
- break;
- case -ENOSR:
- errmsg = "Buffer error (overrun)";
- break;
- case -EPIPE:
- errmsg = "Stalled (device not responding)";
- break;
- case -EOVERFLOW:
- errmsg = "Babble (bad cable?)";
- break;
- case -EPROTO:
- errmsg = "Bit-stuff error (bad cable?)";
- break;
- case -EILSEQ:
- errmsg = "CRC/Timeout (could be anything)";
- break;
- case -ETIME:
- errmsg = "Device does not respond";
- break;
- }
- if (packet<0) {
- dprintk(dev, 1, "URB status %d [%s].\n",
- status, errmsg);
- } else {
- dprintk(dev, 1, "URB packet %d, status %d [%s].\n",
- packet, status, errmsg);
- }
-}
-
-static void tm6000_urb_received(struct urb *urb)
-{
- int ret;
- struct tm6000_core* dev = urb->context;
-
- if(urb->status != 0) {
- print_err_status (dev,0,urb->status);
- }
- else if(urb->actual_length>0){
- dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
- urb->actual_length);
- }
-
- if(dev->dvb->streams > 0) {
- ret = usb_submit_urb(urb, GFP_ATOMIC);
- if(ret < 0) {
- printk(KERN_ERR "tm6000: error %s\n", __FUNCTION__);
- kfree(urb->transfer_buffer);
- usb_free_urb(urb);
- }
- }
-}
-
-int tm6000_start_stream(struct tm6000_core *dev)
-{
- int ret;
- unsigned int pipe, size;
- struct tm6000_dvb *dvb = dev->dvb;
-
- printk(KERN_INFO "tm6000: got start stream request %s\n",__FUNCTION__);
-
- if (dev->mode != TM6000_MODE_DIGITAL) {
- tm6000_init_digital_mode(dev);
- dev->mode = TM6000_MODE_DIGITAL;
- }
-
- dvb->bulk_urb = usb_alloc_urb(0, GFP_KERNEL);
- if(dvb->bulk_urb == NULL) {
- printk(KERN_ERR "tm6000: couldn't allocate urb\n");
- return -ENOMEM;
- }
-
- pipe = usb_rcvbulkpipe(dev->udev, dev->bulk_in.endp->desc.bEndpointAddress
- & USB_ENDPOINT_NUMBER_MASK);
-
- size = usb_maxpacket(dev->udev, pipe, usb_pipeout(pipe));
- size = size * 15; /* 512 x 8 or 12 or 15 */
-
- dvb->bulk_urb->transfer_buffer = kzalloc(size, GFP_KERNEL);
- if(dvb->bulk_urb->transfer_buffer == NULL) {
- usb_free_urb(dvb->bulk_urb);
- printk(KERN_ERR "tm6000: couldn't allocate transfer buffer!\n");
- return -ENOMEM;
- }
-
- usb_fill_bulk_urb(dvb->bulk_urb, dev->udev, pipe,
- dvb->bulk_urb->transfer_buffer,
- size,
- tm6000_urb_received, dev);
-
- ret = usb_clear_halt(dev->udev, pipe);
- if(ret < 0) {
- printk(KERN_ERR "tm6000: error %i in %s during pipe reset\n",ret,__FUNCTION__);
- return ret;
- }
- else {
- printk(KERN_ERR "tm6000: pipe resetted\n");
- }
-
-/* mutex_lock(&tm6000_driver.open_close_mutex); */
- ret = usb_submit_urb(dvb->bulk_urb, GFP_KERNEL);
-
-/* mutex_unlock(&tm6000_driver.open_close_mutex); */
- if (ret) {
- printk(KERN_ERR "tm6000: submit of urb failed (error=%i)\n",ret);
-
- kfree(dvb->bulk_urb->transfer_buffer);
- usb_free_urb(dvb->bulk_urb);
- return ret;
- }
-
- return 0;
-}
-
-void tm6000_stop_stream(struct tm6000_core *dev)
-{
- struct tm6000_dvb *dvb = dev->dvb;
-
- if(dvb->bulk_urb) {
- printk (KERN_INFO "urb killing\n");
- usb_kill_urb(dvb->bulk_urb);
- printk (KERN_INFO "urb buffer free\n");
- kfree(dvb->bulk_urb->transfer_buffer);
- usb_free_urb(dvb->bulk_urb);
- dvb->bulk_urb = NULL;
- }
-}
-
-int tm6000_start_feed(struct dvb_demux_feed *feed)
-{
- struct dvb_demux *demux = feed->demux;
- struct tm6000_core *dev = demux->priv;
- struct tm6000_dvb *dvb = dev->dvb;
- printk(KERN_INFO "tm6000: got start feed request %s\n",__FUNCTION__);
-
- mutex_lock(&dvb->mutex);
- if(dvb->streams == 0) {
- dvb->streams = 1;
-/* mutex_init(&tm6000_dev->streming_mutex); */
- tm6000_start_stream(dev);
- }
- else {
- ++(dvb->streams);
- }
- mutex_unlock(&dvb->mutex);
-
- return 0;
-}
-
-int tm6000_stop_feed(struct dvb_demux_feed *feed) {
- struct dvb_demux *demux = feed->demux;
- struct tm6000_core *dev = demux->priv;
- struct tm6000_dvb *dvb = dev->dvb;
-
- printk(KERN_INFO "tm6000: got stop feed request %s\n",__FUNCTION__);
-
- mutex_lock(&dvb->mutex);
-
- printk (KERN_INFO "stream %#x\n", dvb->streams);
- --(dvb->streams);
- if(dvb->streams == 0) {
- printk (KERN_INFO "stop stream\n");
- tm6000_stop_stream(dev);
-/* mutex_destroy(&tm6000_dev->streaming_mutex); */
- }
- mutex_unlock(&dvb->mutex);
-/* mutex_destroy(&tm6000_dev->streaming_mutex); */
-
- return 0;
-}
-
-int tm6000_dvb_attach_frontend(struct tm6000_core *dev)
-{
- struct tm6000_dvb *dvb = dev->dvb;
-
- if(dev->caps.has_zl10353) {
- struct zl10353_config config =
- {.demod_address = dev->demod_addr,
- .no_tuner = 1,
- .parallel_ts = 1,
- .if2 = 45700,
- .disable_i2c_gate_ctrl = 1,
- };
-
- dvb->frontend = dvb_attach(zl10353_attach, &config,
- &dev->i2c_adap);
- }
- else {
- printk(KERN_ERR "tm6000: no frontend defined for the device!\n");
- return -1;
- }
-
- return (!dvb->frontend) ? -1 : 0;
-}
-
-DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
-
-int tm6000_dvb_register(struct tm6000_core *dev)
-{
- int ret = -1;
- struct tm6000_dvb *dvb = dev->dvb;
-
- mutex_init(&dvb->mutex);
-
- dvb->streams = 0;
-
- /* attach the frontend */
- ret = tm6000_dvb_attach_frontend(dev);
- if(ret < 0) {
- printk(KERN_ERR "tm6000: couldn't attach the frontend!\n");
- goto err;
- }
-
- ret = dvb_register_adapter(&dvb->adapter, "Trident TVMaster 6000 DVB-T",
- THIS_MODULE, &dev->udev->dev, adapter_nr);
- dvb->adapter.priv = dev;
-
- if (dvb->frontend) {
- switch (dev->tuner_type) {
- case TUNER_XC2028: {
- struct xc2028_config cfg = {
- .i2c_adap = &dev->i2c_adap,
- .i2c_addr = dev->tuner_addr,
- };
-
- dvb->frontend->callback = tm6000_tuner_callback;
- ret = dvb_register_frontend(&dvb->adapter, dvb->frontend);
- if (ret < 0) {
- printk(KERN_ERR
- "tm6000: couldn't register frontend\n");
- goto adapter_err;
- }
-
- if (!dvb_attach(xc2028_attach, dvb->frontend, &cfg)) {
- printk(KERN_ERR "tm6000: couldn't register "
- "frontend (xc3028)\n");
- ret = -EINVAL;
- goto frontend_err;
- }
- printk(KERN_INFO "tm6000: XC2028/3028 asked to be "
- "attached to frontend!\n");
- break;
- }
- case TUNER_XC5000: {
- struct xc5000_config cfg = {
- .i2c_address = dev->tuner_addr,
- };
-
- dvb->frontend->callback = tm6000_xc5000_callback;
- ret = dvb_register_frontend(&dvb->adapter, dvb->frontend);
- if (ret < 0) {
- printk(KERN_ERR
- "tm6000: couldn't register frontend\n");
- goto adapter_err;
- }
-
- if (!dvb_attach(xc5000_attach, dvb->frontend, &dev->i2c_adap, &cfg)) {
- printk(KERN_ERR "tm6000: couldn't register "
- "frontend (xc5000)\n");
- ret = -EINVAL;
- goto frontend_err;
- }
- printk(KERN_INFO "tm6000: XC5000 asked to be "
- "attached to frontend!\n");
- break;
- }
- }
- } else {
- printk(KERN_ERR "tm6000: no frontend found\n");
- }
-
- dvb->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING
- | DMX_MEMORY_BASED_FILTERING;
- dvb->demux.priv = dev;
- dvb->demux.filternum = 8;
- dvb->demux.feednum = 8;
- dvb->demux.start_feed = tm6000_start_feed;
- dvb->demux.stop_feed = tm6000_stop_feed;
- dvb->demux.write_to_decoder = NULL;
- ret = dvb_dmx_init(&dvb->demux);
- if(ret < 0) {
- printk("tm6000: dvb_dmx_init failed (errno = %d)\n", ret);
- goto frontend_err;
- }
-
- dvb->dmxdev.filternum = dev->dvb->demux.filternum;
- dvb->dmxdev.demux = &dev->dvb->demux.dmx;
- dvb->dmxdev.capabilities = 0;
-
- ret = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
- if(ret < 0) {
- printk("tm6000: dvb_dmxdev_init failed (errno = %d)\n", ret);
- goto dvb_dmx_err;
- }
-
- return 0;
-
-dvb_dmx_err:
- dvb_dmx_release(&dvb->demux);
-frontend_err:
- if(dvb->frontend) {
- dvb_frontend_detach(dvb->frontend);
- dvb_unregister_frontend(dvb->frontend);
- }
-adapter_err:
- dvb_unregister_adapter(&dvb->adapter);
-err:
- return ret;
-}
-
-void tm6000_dvb_unregister(struct tm6000_core *dev)
-{
- struct tm6000_dvb *dvb = dev->dvb;
-
- if(dvb->bulk_urb != NULL) {
- struct urb *bulk_urb = dvb->bulk_urb;
-
- kfree(bulk_urb->transfer_buffer);
- bulk_urb->transfer_buffer = NULL;
- usb_unlink_urb(bulk_urb);
- usb_free_urb(bulk_urb);
- }
-
-/* mutex_lock(&tm6000_driver.open_close_mutex); */
- if(dvb->frontend) {
- dvb_frontend_detach(dvb->frontend);
- dvb_unregister_frontend(dvb->frontend);
- }
-
- dvb_dmxdev_release(&dvb->dmxdev);
- dvb_dmx_release(&dvb->demux);
- dvb_unregister_adapter(&dvb->adapter);
- mutex_destroy(&dvb->mutex);
-/* mutex_unlock(&tm6000_driver.open_close_mutex); */
-
-}
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