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authorMalcolm Priestley <tvboxspy@gmail.com>2011-04-02 21:59:29 (GMT)
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-05-20 12:28:36 (GMT)
commiteb02d8571bebf53a9c18a82f9912d0a77ebb83e7 (patch)
treeb2883ea6d55b6dad1d7b59d49ce705156ce9aed6 /drivers/media
parentbb19a4210540866443e51635733a83d0970939c8 (diff)
downloadlinux-eb02d8571bebf53a9c18a82f9912d0a77ebb83e7.tar.xz
[media] DM04/QQBOX v1.84 added PID filter
A greatly simplified version of the PID Filter now added back to the Driver. The driver allows for the PID filter to be turned off. applied after patch 683781. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb/dvb-usb/lmedm04.c87
-rw-r--r--drivers/media/dvb/dvb-usb/lmedm04.h1
2 files changed, 85 insertions, 3 deletions
diff --git a/drivers/media/dvb/dvb-usb/lmedm04.c b/drivers/media/dvb/dvb-usb/lmedm04.c
index a4457e4..5b0f4379 100644
--- a/drivers/media/dvb/dvb-usb/lmedm04.c
+++ b/drivers/media/dvb/dvb-usb/lmedm04.c
@@ -62,8 +62,6 @@
* LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
* with other tuners. After a cold reset streaming will not start.
*
- * PID functions have been removed from this driver version due to
- * problems with different firmware and application versions.
*/
#define DVB_USB_LOG_PREFIX "LME2510(C)"
#include <linux/usb.h>
@@ -104,6 +102,10 @@ static int dvb_usb_lme2510_firmware;
module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
+static int pid_filter;
+module_param_named(pid, pid_filter, int, 0644);
+MODULE_PARM_DESC(pid, "set default 0=on 1=off");
+
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
@@ -216,6 +218,38 @@ static int lme2510_remote_keypress(struct dvb_usb_adapter *adap, u32 keypress)
return 0;
}
+static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
+{
+ struct lme2510_state *st = d->priv;
+ static u8 pid_buff[] = LME_ZERO_PID;
+ static u8 rbuf[1];
+ u8 pid_no = index * 2;
+ int ret = 0;
+ deb_info(1, "PID Setting Pid %04x", pid_out);
+
+ pid_buff[2] = pid_no;
+ pid_buff[3] = (u8)pid_out & 0xff;
+ pid_buff[4] = pid_no + 1;
+ pid_buff[5] = (u8)(pid_out >> 8);
+
+ /* wait for i2c mutex */
+ ret = mutex_lock_interruptible(&d->i2c_mutex);
+ if (ret < 0) {
+ ret = -EAGAIN;
+ return ret;
+ }
+
+ ret |= lme2510_usb_talk(d, pid_buff ,
+ sizeof(pid_buff) , rbuf, sizeof(rbuf));
+
+ if (st->stream_on & 1)
+ ret |= lme2510_stream_restart(d);
+
+ mutex_unlock(&d->i2c_mutex);
+
+ return ret;
+}
+
static void lme2510_int_response(struct urb *lme_urb)
{
struct dvb_usb_adapter *adap = lme_urb->context;
@@ -326,6 +360,41 @@ static int lme2510_int_read(struct dvb_usb_adapter *adap)
return 0;
}
+static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
+{
+ static u8 clear_pid_reg[] = LME_CLEAR_PID;
+ static u8 rbuf[1];
+ int ret = 0;
+
+ deb_info(1, "PID Clearing Filter");
+
+ ret = mutex_lock_interruptible(&adap->dev->i2c_mutex);
+
+ if (!onoff)
+ ret |= lme2510_usb_talk(adap->dev, clear_pid_reg,
+ sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
+
+ mutex_unlock(&adap->dev->i2c_mutex);
+
+ return 0;
+}
+
+static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
+ int onoff)
+{
+ int ret = 0;
+
+ deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
+ pid, index, onoff);
+
+ if (onoff)
+ if (!pid_filter)
+ ret = lme2510_enable_pid(adap->dev, index, pid);
+
+ return ret;
+}
+
+
static int lme2510_return_status(struct usb_device *dev)
{
int ret = 0;
@@ -1099,7 +1168,13 @@ static struct dvb_usb_device_properties lme2510_properties = {
.num_adapters = 1,
.adapter = {
{
+ .caps = DVB_USB_ADAP_HAS_PID_FILTER|
+ DVB_USB_ADAP_NEED_PID_FILTERING|
+ DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
.streaming_ctrl = lme2510_streaming_ctrl,
+ .pid_filter_count = 15,
+ .pid_filter = lme2510_pid_filter,
+ .pid_filter_ctrl = lme2510_pid_filter_ctrl,
.frontend_attach = dm04_lme2510_frontend_attach,
.tuner_attach = dm04_lme2510_tuner,
/* parameter for the MPEG2-data transfer */
@@ -1135,7 +1210,13 @@ static struct dvb_usb_device_properties lme2510c_properties = {
.num_adapters = 1,
.adapter = {
{
+ .caps = DVB_USB_ADAP_HAS_PID_FILTER|
+ DVB_USB_ADAP_NEED_PID_FILTERING|
+ DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
.streaming_ctrl = lme2510_streaming_ctrl,
+ .pid_filter_count = 15,
+ .pid_filter = lme2510_pid_filter,
+ .pid_filter_ctrl = lme2510_pid_filter_ctrl,
.frontend_attach = dm04_lme2510_frontend_attach,
.tuner_attach = dm04_lme2510_tuner,
/* parameter for the MPEG2-data transfer */
@@ -1233,5 +1314,5 @@ module_exit(lme2510_module_exit);
MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
-MODULE_VERSION("1.81");
+MODULE_VERSION("1.84");
MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/dvb-usb/lmedm04.h b/drivers/media/dvb/dvb-usb/lmedm04.h
index 3a30ab1..ab21e2e 100644
--- a/drivers/media/dvb/dvb-usb/lmedm04.h
+++ b/drivers/media/dvb/dvb-usb/lmedm04.h
@@ -40,6 +40,7 @@
*/
#define LME_ST_ON_W {0x06, 0x00}
#define LME_CLEAR_PID {0x03, 0x02, 0x20, 0xa0}
+#define LME_ZERO_PID {0x03, 0x06, 0x00, 0x00, 0x01, 0x00, 0x20, 0x9c}
/* LNB Voltage
* 07 XX XX