[media] siano: split debugfs code into a separate file

To avoid mixing two different things at the same place, move the
debugfs code into a separate file.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2013-03-10 09:04:44 -03:00
parent 3f6b87cff6
commit 503efe5cfc
7 changed files with 666 additions and 433 deletions

View File

@ -17,3 +17,15 @@ config SMS_SIANO_RC
default y
---help---
Choose Y to select Remote Controller support for Siano driver.
config SMS_SIANO_DEBUGFS
bool "Enable debugfs for smsdvb"
depends on SMS_SIANO_MDTV
depends on DEBUG_FS
depends on SMS_USB_DRV
---help---
Choose Y to enable visualizing a dump of the frontend
statistics response packets via debugfs. Currently, works
only with Siano USB devices.
Useful only for developers. In doubt, say N.

View File

@ -1,4 +1,5 @@
smsmdtv-objs := smscoreapi.o sms-cards.o smsendian.o
smsdvb-objs := smsdvb-main.o
obj-$(CONFIG_SMS_SIANO_MDTV) += smsmdtv.o smsdvb.o
@ -6,6 +7,10 @@ ifeq ($(CONFIG_SMS_SIANO_RC),y)
smsmdtv-objs += smsir.o
endif
ifeq ($(CONFIG_SMS_SIANO_DEBUGFS),y)
smsdvb-objs += smsdvb-debugfs.o
endif
ccflags-y += -Idrivers/media/dvb-core
ccflags-y += $(extra-cflags-y) $(extra-cflags-m)

View File

@ -184,6 +184,12 @@ struct smscore_device_t {
/* Infrared (IR) */
struct ir_t ir;
/*
* Identify if device is USB or not.
* Used by smsdvb-sysfs to know the root node for debugfs
*/
bool is_usb_device;
int led_state;
};

View File

@ -0,0 +1,503 @@
/***********************************************************************
*
* Copyright(c) 2013 Mauro Carvalho Chehab <mchehab@redhat.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, 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, see <http://www.gnu.org/licenses/>.
*
***********************************************************************/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/debugfs.h>
#include <linux/spinlock.h>
#include <linux/usb.h>
#include "dmxdev.h"
#include "dvbdev.h"
#include "dvb_demux.h"
#include "dvb_frontend.h"
#include "smscoreapi.h"
#include "smsdvb.h"
static struct dentry *smsdvb_debugfs_usb_root;
struct smsdvb_debugfs {
struct kref refcount;
spinlock_t lock;
char stats_data[PAGE_SIZE];
unsigned stats_count;
bool stats_was_read;
wait_queue_head_t stats_queue;
};
void smsdvb_print_dvb_stats(struct smsdvb_debugfs *debug_data,
struct SMSHOSTLIB_STATISTICS_ST *p)
{
int n = 0;
char *buf;
spin_lock(&debug_data->lock);
if (debug_data->stats_count) {
spin_unlock(&debug_data->lock);
return;
}
buf = debug_data->stats_data;
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsRfLocked = %d\n", p->IsRfLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsDemodLocked = %d\n", p->IsDemodLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsExternalLNAOn = %d\n", p->IsExternalLNAOn);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SNR = %d\n", p->SNR);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BER = %d\n", p->BER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"FIB_CRC = %d\n", p->FIB_CRC);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TS_PER = %d\n", p->TS_PER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"MFER = %d\n", p->MFER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"RSSI = %d\n", p->RSSI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"InBandPwr = %d\n", p->InBandPwr);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CarrierOffset = %d\n", p->CarrierOffset);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\n", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Frequency = %d\n", p->Frequency);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Bandwidth = %d\n", p->Bandwidth);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TransmissionMode = %d\n", p->TransmissionMode);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\n", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"GuardInterval = %d\n", p->GuardInterval);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CodeRate = %d\n", p->CodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n,
"LPCodeRate = %d\n", p->LPCodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Hierarchy = %d\n", p->Hierarchy);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Constellation = %d\n", p->Constellation);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BurstSize = %d\n", p->BurstSize);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BurstDuration = %d\n", p->BurstDuration);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BurstCycleTime = %d\n", p->BurstCycleTime);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CalculatedBurstCycleTime = %d\n",
p->CalculatedBurstCycleTime);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfRows = %d\n", p->NumOfRows);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfPaddCols = %d\n", p->NumOfPaddCols);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfPunctCols = %d\n", p->NumOfPunctCols);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ErrorTSPackets = %d\n", p->ErrorTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TotalTSPackets = %d\n", p->TotalTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfValidMpeTlbs = %d\n", p->NumOfValidMpeTlbs);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfInvalidMpeTlbs = %d\n", p->NumOfInvalidMpeTlbs);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfCorrectedMpeTlbs = %d\n", p->NumOfCorrectedMpeTlbs);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BERErrorCount = %d\n", p->BERErrorCount);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BERBitCount = %d\n", p->BERBitCount);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SmsToHostTxErrors = %d\n", p->SmsToHostTxErrors);
n += snprintf(&buf[n], PAGE_SIZE - n,
"PreBER = %d\n", p->PreBER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CellId = %d\n", p->CellId);
n += snprintf(&buf[n], PAGE_SIZE - n,
"DvbhSrvIndHP = %d\n", p->DvbhSrvIndHP);
n += snprintf(&buf[n], PAGE_SIZE - n,
"DvbhSrvIndLP = %d\n", p->DvbhSrvIndLP);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumMPEReceived = %d\n", p->NumMPEReceived);
debug_data->stats_count = n;
spin_unlock(&debug_data->lock);
wake_up(&debug_data->stats_queue);
}
void smsdvb_print_isdb_stats(struct smsdvb_debugfs *debug_data,
struct SMSHOSTLIB_STATISTICS_ISDBT_ST *p)
{
int i, n = 0;
char *buf;
spin_lock(&debug_data->lock);
if (debug_data->stats_count) {
spin_unlock(&debug_data->lock);
return;
}
buf = debug_data->stats_data;
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsRfLocked = %d\t\t", p->IsRfLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsDemodLocked = %d\t", p->IsDemodLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsExternalLNAOn = %d\n", p->IsExternalLNAOn);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SNR = %d dB\t\t", p->SNR);
n += snprintf(&buf[n], PAGE_SIZE - n,
"RSSI = %d dBm\t\t", p->RSSI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"InBandPwr = %d dBm\n", p->InBandPwr);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CarrierOffset = %d\t", p->CarrierOffset);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Bandwidth = %d\t\t", p->Bandwidth);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Frequency = %d Hz\n", p->Frequency);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TransmissionMode = %d\t", p->TransmissionMode);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\t\t", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"GuardInterval = %d\n", p->GuardInterval);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SystemType = %d\t\t", p->SystemType);
n += snprintf(&buf[n], PAGE_SIZE - n,
"PartialReception = %d\t", p->PartialReception);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfLayers = %d\n", p->NumOfLayers);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SmsToHostTxErrors = %d\n", p->SmsToHostTxErrors);
for (i = 0; i < 3; i++) {
if (p->LayerInfo[i].NumberOfSegments < 1 ||
p->LayerInfo[i].NumberOfSegments > 13)
continue;
n += snprintf(&buf[n], PAGE_SIZE - n, "\nLayer %d\n", i);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tCodeRate = %d\t",
p->LayerInfo[i].CodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n, "Constellation = %d\n",
p->LayerInfo[i].Constellation);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBER = %-5d\t",
p->LayerInfo[i].BER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBERErrorCount = %-5d\t",
p->LayerInfo[i].BERErrorCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "BERBitCount = %-5d\n",
p->LayerInfo[i].BERBitCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tPreBER = %-5d\t",
p->LayerInfo[i].PreBER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tTS_PER = %-5d\n",
p->LayerInfo[i].TS_PER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tErrorTSPackets = %-5d\t",
p->LayerInfo[i].ErrorTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TotalTSPackets = %-5d\t",
p->LayerInfo[i].TotalTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TILdepthI = %d\n",
p->LayerInfo[i].TILdepthI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"\tNumberOfSegments = %d\t",
p->LayerInfo[i].NumberOfSegments);
n += snprintf(&buf[n], PAGE_SIZE - n, "TMCCErrors = %d\n",
p->LayerInfo[i].TMCCErrors);
}
debug_data->stats_count = n;
spin_unlock(&debug_data->lock);
wake_up(&debug_data->stats_queue);
}
void smsdvb_print_isdb_stats_ex(struct smsdvb_debugfs *debug_data,
struct SMSHOSTLIB_STATISTICS_ISDBT_EX_ST *p)
{
int i, n = 0;
char *buf;
spin_lock(&debug_data->lock);
if (debug_data->stats_count) {
spin_unlock(&debug_data->lock);
return;
}
buf = debug_data->stats_data;
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsRfLocked = %d\t\t", p->IsRfLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsDemodLocked = %d\t", p->IsDemodLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsExternalLNAOn = %d\n", p->IsExternalLNAOn);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SNR = %d dB\t\t", p->SNR);
n += snprintf(&buf[n], PAGE_SIZE - n,
"RSSI = %d dBm\t\t", p->RSSI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"InBandPwr = %d dBm\n", p->InBandPwr);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CarrierOffset = %d\t", p->CarrierOffset);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Bandwidth = %d\t\t", p->Bandwidth);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Frequency = %d Hz\n", p->Frequency);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TransmissionMode = %d\t", p->TransmissionMode);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\t\t", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"GuardInterval = %d\n", p->GuardInterval);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SystemType = %d\t\t", p->SystemType);
n += snprintf(&buf[n], PAGE_SIZE - n,
"PartialReception = %d\t", p->PartialReception);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfLayers = %d\n", p->NumOfLayers);
n += snprintf(&buf[n], PAGE_SIZE - n, "SegmentNumber = %d\t",
p->SegmentNumber);
n += snprintf(&buf[n], PAGE_SIZE - n, "TuneBW = %d\n",
p->TuneBW);
for (i = 0; i < 3; i++) {
if (p->LayerInfo[i].NumberOfSegments < 1 ||
p->LayerInfo[i].NumberOfSegments > 13)
continue;
n += snprintf(&buf[n], PAGE_SIZE - n, "\nLayer %d\n", i);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tCodeRate = %d\t",
p->LayerInfo[i].CodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n, "Constellation = %d\n",
p->LayerInfo[i].Constellation);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBER = %-5d\t",
p->LayerInfo[i].BER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBERErrorCount = %-5d\t",
p->LayerInfo[i].BERErrorCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "BERBitCount = %-5d\n",
p->LayerInfo[i].BERBitCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tPreBER = %-5d\t",
p->LayerInfo[i].PreBER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tTS_PER = %-5d\n",
p->LayerInfo[i].TS_PER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tErrorTSPackets = %-5d\t",
p->LayerInfo[i].ErrorTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TotalTSPackets = %-5d\t",
p->LayerInfo[i].TotalTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TILdepthI = %d\n",
p->LayerInfo[i].TILdepthI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"\tNumberOfSegments = %d\t",
p->LayerInfo[i].NumberOfSegments);
n += snprintf(&buf[n], PAGE_SIZE - n, "TMCCErrors = %d\n",
p->LayerInfo[i].TMCCErrors);
}
debug_data->stats_count = n;
spin_unlock(&debug_data->lock);
wake_up(&debug_data->stats_queue);
}
static int smsdvb_stats_open(struct inode *inode, struct file *file)
{
struct smsdvb_client_t *client = inode->i_private;
struct smsdvb_debugfs *debug_data = client->debug_data;
kref_get(&debug_data->refcount);
spin_lock(&debug_data->lock);
debug_data->stats_count = 0;
debug_data->stats_was_read = false;
spin_unlock(&debug_data->lock);
file->private_data = debug_data;
return 0;
}
static int smsdvb_stats_wait_read(struct smsdvb_debugfs *debug_data)
{
int rc = 1;
spin_lock(&debug_data->lock);
if (debug_data->stats_was_read)
goto exit;
rc = debug_data->stats_count;
exit:
spin_unlock(&debug_data->lock);
return rc;
}
static ssize_t smsdvb_stats_read(struct file *file, char __user *user_buf,
size_t nbytes, loff_t *ppos)
{
int rc = 0;
struct smsdvb_debugfs *debug_data = file->private_data;
rc = wait_event_interruptible(debug_data->stats_queue,
smsdvb_stats_wait_read(debug_data));
if (rc < 0)
return rc;
rc = simple_read_from_buffer(user_buf, nbytes, ppos,
debug_data->stats_data,
debug_data->stats_count);
spin_lock(&debug_data->lock);
debug_data->stats_was_read = true;
spin_unlock(&debug_data->lock);
return rc;
}
static void smsdvb_debugfs_data_release(struct kref *ref)
{
struct smsdvb_debugfs *debug_data;
debug_data = container_of(ref, struct smsdvb_debugfs, refcount);
kfree(debug_data);
}
static int smsdvb_stats_release(struct inode *inode, struct file *file)
{
struct smsdvb_debugfs *debug_data = file->private_data;
spin_lock(&debug_data->lock);
debug_data->stats_was_read = true;
spin_unlock(&debug_data->lock);
wake_up_interruptible_sync(&debug_data->stats_queue);
kref_put(&debug_data->refcount, smsdvb_debugfs_data_release);
file->private_data = NULL;
return 0;
}
static const struct file_operations debugfs_stats_ops = {
.open = smsdvb_stats_open,
.read = smsdvb_stats_read,
.release = smsdvb_stats_release,
.llseek = generic_file_llseek,
};
/*
* Functions used by smsdvb, in order to create the interfaces
*/
int smsdvb_debugfs_create(struct smsdvb_client_t *client)
{
struct smscore_device_t *coredev = client->coredev;
struct dentry *d;
struct smsdvb_debugfs *debug_data;
if (!smsdvb_debugfs_usb_root || !coredev->is_usb_device)
return -ENODEV;
client->debugfs = debugfs_create_dir(coredev->devpath,
smsdvb_debugfs_usb_root);
if (IS_ERR_OR_NULL(client->debugfs)) {
pr_info("Unable to create debugfs %s directory.\n",
coredev->devpath);
return -ENODEV;
}
d = debugfs_create_file("stats", S_IRUGO | S_IWUSR, client->debugfs,
client, &debugfs_stats_ops);
if (!d) {
debugfs_remove(client->debugfs);
return -ENOMEM;
}
debug_data = kzalloc(sizeof(*client->debug_data), GFP_KERNEL);
if (!debug_data)
return -ENOMEM;
client->debug_data = debug_data;
client->prt_dvb_stats = smsdvb_print_dvb_stats;
client->prt_isdb_stats = smsdvb_print_isdb_stats;
client->prt_isdb_stats_ex = smsdvb_print_isdb_stats_ex;
init_waitqueue_head(&debug_data->stats_queue);
spin_lock_init(&debug_data->lock);
kref_init(&debug_data->refcount);
return 0;
}
void smsdvb_debugfs_release(struct smsdvb_client_t *client)
{
if (!client->debugfs)
return;
printk("%s\n", __func__);
client->prt_dvb_stats = NULL;
client->prt_isdb_stats = NULL;
client->prt_isdb_stats_ex = NULL;
debugfs_remove_recursive(client->debugfs);
kref_put(&client->debug_data->refcount, smsdvb_debugfs_data_release);
client->debug_data = NULL;
client->debugfs = NULL;
}
int smsdvb_debugfs_register(void)
{
struct dentry *d;
/*
* FIXME: This was written to debug Siano USB devices. So, it creates
* the debugfs node under <debugfs>/usb.
* A similar logic would be needed for Siano sdio devices, but, in that
* case, usb_debug_root is not a good choice.
*
* Perhaps the right fix here would be to create another sysfs root
* node for sdio-based boards, but this may need some logic at sdio
* subsystem.
*/
d = debugfs_create_dir("smsdvb", usb_debug_root);
if (IS_ERR_OR_NULL(d)) {
sms_err("Couldn't create sysfs node for smsdvb");
return PTR_ERR(d);
} else {
smsdvb_debugfs_usb_root = d;
}
return 0;
}
void smsdvb_debugfs_unregister(void)
{
if (smsdvb_debugfs_usb_root)
debugfs_remove_recursive(smsdvb_debugfs_usb_root);
smsdvb_debugfs_usb_root = NULL;
}

View File

@ -22,7 +22,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/debugfs.h>
#include "dmxdev.h"
#include "dvbdev.h"
@ -32,39 +31,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "smscoreapi.h"
#include "sms-cards.h"
#include "smsdvb.h"
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
struct smsdvb_client_t {
struct list_head entry;
struct smscore_device_t *coredev;
struct smscore_client_t *smsclient;
struct dvb_adapter adapter;
struct dvb_demux demux;
struct dmxdev dmxdev;
struct dvb_frontend frontend;
fe_status_t fe_status;
struct completion tune_done;
struct completion stats_done;
int last_per;
int legacy_ber, legacy_per;
int event_fe_state;
int event_unc_state;
/* Stats debugfs data */
struct dentry *debugfs;
char *stats_data;
atomic_t stats_count;
bool stats_was_read;
wait_queue_head_t stats_queue;
};
static struct list_head g_smsdvb_clients;
static struct mutex g_smsdvb_clientslock;
@ -72,39 +42,6 @@ static int sms_dbg;
module_param_named(debug, sms_dbg, int, 0644);
MODULE_PARM_DESC(debug, "set debug level (info=1, adv=2 (or-able))");
/*
* This struct is a mix of RECEPTION_STATISTICS_EX_S and SRVM_SIGNAL_STATUS_S.
* It was obtained by comparing the way it was filled by the original code
*/
struct RECEPTION_STATISTICS_PER_SLICES_S {
u32 result;
u32 snr;
s32 inBandPower;
u32 tsPackets;
u32 etsPackets;
u32 constellation;
u32 hpCode;
u32 tpsSrvIndLP;
u32 tpsSrvIndHP;
u32 cellId;
u32 reason;
u32 requestId;
u32 ModemState; /* from SMSHOSTLIB_DVB_MODEM_STATE_ET */
u32 BER; /* Post Viterbi BER [1E-5] */
s32 RSSI; /* dBm */
s32 CarrierOffset; /* Carrier Offset in bin/1024 */
u32 IsRfLocked; /* 0 - not locked, 1 - locked */
u32 IsDemodLocked; /* 0 - not locked, 1 - locked */
u32 BERBitCount; /* Total number of SYNC bits. */
u32 BERErrorCount; /* Number of erronous SYNC bits. */
s32 MRC_SNR; /* dB */
s32 MRC_InBandPwr; /* In band power in dBM */
s32 MRC_RSSI; /* dBm */
};
u32 sms_to_bw_table[] = {
[BW_8_MHZ] = 8000000,
@ -148,359 +85,6 @@ u32 sms_to_modulation_table[] = {
[3] = DQPSK,
};
static struct dentry *smsdvb_debugfs;
static void smsdvb_print_dvb_stats(struct smsdvb_client_t *client,
struct SMSHOSTLIB_STATISTICS_ST *p)
{
int n = 0;
char *buf;
if (!client->stats_data || atomic_read(&client->stats_count))
return;
buf = client->stats_data;
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsRfLocked = %d\n", p->IsRfLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsDemodLocked = %d\n", p->IsDemodLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsExternalLNAOn = %d\n", p->IsExternalLNAOn);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SNR = %d\n", p->SNR);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BER = %d\n", p->BER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"FIB_CRC = %d\n", p->FIB_CRC);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TS_PER = %d\n", p->TS_PER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"MFER = %d\n", p->MFER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"RSSI = %d\n", p->RSSI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"InBandPwr = %d\n", p->InBandPwr);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CarrierOffset = %d\n", p->CarrierOffset);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\n", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Frequency = %d\n", p->Frequency);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Bandwidth = %d\n", p->Bandwidth);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TransmissionMode = %d\n", p->TransmissionMode);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\n", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"GuardInterval = %d\n", p->GuardInterval);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CodeRate = %d\n", p->CodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n,
"LPCodeRate = %d\n", p->LPCodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Hierarchy = %d\n", p->Hierarchy);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Constellation = %d\n", p->Constellation);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BurstSize = %d\n", p->BurstSize);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BurstDuration = %d\n", p->BurstDuration);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BurstCycleTime = %d\n", p->BurstCycleTime);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CalculatedBurstCycleTime = %d\n",
p->CalculatedBurstCycleTime);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfRows = %d\n", p->NumOfRows);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfPaddCols = %d\n", p->NumOfPaddCols);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfPunctCols = %d\n", p->NumOfPunctCols);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ErrorTSPackets = %d\n", p->ErrorTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TotalTSPackets = %d\n", p->TotalTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfValidMpeTlbs = %d\n", p->NumOfValidMpeTlbs);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfInvalidMpeTlbs = %d\n", p->NumOfInvalidMpeTlbs);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfCorrectedMpeTlbs = %d\n", p->NumOfCorrectedMpeTlbs);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BERErrorCount = %d\n", p->BERErrorCount);
n += snprintf(&buf[n], PAGE_SIZE - n,
"BERBitCount = %d\n", p->BERBitCount);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SmsToHostTxErrors = %d\n", p->SmsToHostTxErrors);
n += snprintf(&buf[n], PAGE_SIZE - n,
"PreBER = %d\n", p->PreBER);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CellId = %d\n", p->CellId);
n += snprintf(&buf[n], PAGE_SIZE - n,
"DvbhSrvIndHP = %d\n", p->DvbhSrvIndHP);
n += snprintf(&buf[n], PAGE_SIZE - n,
"DvbhSrvIndLP = %d\n", p->DvbhSrvIndLP);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumMPEReceived = %d\n", p->NumMPEReceived);
atomic_set(&client->stats_count, n);
wake_up(&client->stats_queue);
}
static void smsdvb_print_isdb_stats(struct smsdvb_client_t *client,
struct SMSHOSTLIB_STATISTICS_ISDBT_ST *p)
{
int i, n = 0;
char *buf;
if (!client->stats_data || atomic_read(&client->stats_count))
return;
buf = client->stats_data;
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsRfLocked = %d\t\t", p->IsRfLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsDemodLocked = %d\t", p->IsDemodLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsExternalLNAOn = %d\n", p->IsExternalLNAOn);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SNR = %d dB\t\t", p->SNR);
n += snprintf(&buf[n], PAGE_SIZE - n,
"RSSI = %d dBm\t\t", p->RSSI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"InBandPwr = %d dBm\n", p->InBandPwr);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CarrierOffset = %d\t", p->CarrierOffset);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Bandwidth = %d\t\t", p->Bandwidth);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Frequency = %d Hz\n", p->Frequency);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TransmissionMode = %d\t", p->TransmissionMode);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\t\t", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"GuardInterval = %d\n", p->GuardInterval);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SystemType = %d\t\t", p->SystemType);
n += snprintf(&buf[n], PAGE_SIZE - n,
"PartialReception = %d\t", p->PartialReception);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfLayers = %d\n", p->NumOfLayers);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SmsToHostTxErrors = %d\n", p->SmsToHostTxErrors);
for (i = 0; i < 3; i++) {
if (p->LayerInfo[i].NumberOfSegments < 1 ||
p->LayerInfo[i].NumberOfSegments > 13)
continue;
n += snprintf(&buf[n], PAGE_SIZE - n, "\nLayer %d\n", i);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tCodeRate = %d\t",
p->LayerInfo[i].CodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n, "Constellation = %d\n",
p->LayerInfo[i].Constellation);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBER = %-5d\t",
p->LayerInfo[i].BER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBERErrorCount = %-5d\t",
p->LayerInfo[i].BERErrorCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "BERBitCount = %-5d\n",
p->LayerInfo[i].BERBitCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tPreBER = %-5d\t",
p->LayerInfo[i].PreBER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tTS_PER = %-5d\n",
p->LayerInfo[i].TS_PER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tErrorTSPackets = %-5d\t",
p->LayerInfo[i].ErrorTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TotalTSPackets = %-5d\t",
p->LayerInfo[i].TotalTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TILdepthI = %d\n",
p->LayerInfo[i].TILdepthI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"\tNumberOfSegments = %d\t",
p->LayerInfo[i].NumberOfSegments);
n += snprintf(&buf[n], PAGE_SIZE - n, "TMCCErrors = %d\n",
p->LayerInfo[i].TMCCErrors);
}
atomic_set(&client->stats_count, n);
wake_up(&client->stats_queue);
}
static void
smsdvb_print_isdb_stats_ex(struct smsdvb_client_t *client,
struct SMSHOSTLIB_STATISTICS_ISDBT_EX_ST *p)
{
int i, n = 0;
char *buf;
if (!client->stats_data || atomic_read(&client->stats_count))
return;
buf = client->stats_data;
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsRfLocked = %d\t\t", p->IsRfLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsDemodLocked = %d\t", p->IsDemodLocked);
n += snprintf(&buf[n], PAGE_SIZE - n,
"IsExternalLNAOn = %d\n", p->IsExternalLNAOn);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SNR = %d dB\t\t", p->SNR);
n += snprintf(&buf[n], PAGE_SIZE - n,
"RSSI = %d dBm\t\t", p->RSSI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"InBandPwr = %d dBm\n", p->InBandPwr);
n += snprintf(&buf[n], PAGE_SIZE - n,
"CarrierOffset = %d\t", p->CarrierOffset);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Bandwidth = %d\t\t", p->Bandwidth);
n += snprintf(&buf[n], PAGE_SIZE - n,
"Frequency = %d Hz\n", p->Frequency);
n += snprintf(&buf[n], PAGE_SIZE - n,
"TransmissionMode = %d\t", p->TransmissionMode);
n += snprintf(&buf[n], PAGE_SIZE - n,
"ModemState = %d\t\t", p->ModemState);
n += snprintf(&buf[n], PAGE_SIZE - n,
"GuardInterval = %d\n", p->GuardInterval);
n += snprintf(&buf[n], PAGE_SIZE - n,
"SystemType = %d\t\t", p->SystemType);
n += snprintf(&buf[n], PAGE_SIZE - n,
"PartialReception = %d\t", p->PartialReception);
n += snprintf(&buf[n], PAGE_SIZE - n,
"NumOfLayers = %d\n", p->NumOfLayers);
n += snprintf(&buf[n], PAGE_SIZE - n, "SegmentNumber = %d\t",
p->SegmentNumber);
n += snprintf(&buf[n], PAGE_SIZE - n, "TuneBW = %d\n",
p->TuneBW);
for (i = 0; i < 3; i++) {
if (p->LayerInfo[i].NumberOfSegments < 1 ||
p->LayerInfo[i].NumberOfSegments > 13)
continue;
n += snprintf(&buf[n], PAGE_SIZE - n, "\nLayer %d\n", i);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tCodeRate = %d\t",
p->LayerInfo[i].CodeRate);
n += snprintf(&buf[n], PAGE_SIZE - n, "Constellation = %d\n",
p->LayerInfo[i].Constellation);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBER = %-5d\t",
p->LayerInfo[i].BER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tBERErrorCount = %-5d\t",
p->LayerInfo[i].BERErrorCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "BERBitCount = %-5d\n",
p->LayerInfo[i].BERBitCount);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tPreBER = %-5d\t",
p->LayerInfo[i].PreBER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tTS_PER = %-5d\n",
p->LayerInfo[i].TS_PER);
n += snprintf(&buf[n], PAGE_SIZE - n, "\tErrorTSPackets = %-5d\t",
p->LayerInfo[i].ErrorTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TotalTSPackets = %-5d\t",
p->LayerInfo[i].TotalTSPackets);
n += snprintf(&buf[n], PAGE_SIZE - n, "TILdepthI = %d\n",
p->LayerInfo[i].TILdepthI);
n += snprintf(&buf[n], PAGE_SIZE - n,
"\tNumberOfSegments = %d\t",
p->LayerInfo[i].NumberOfSegments);
n += snprintf(&buf[n], PAGE_SIZE - n, "TMCCErrors = %d\n",
p->LayerInfo[i].TMCCErrors);
}
atomic_set(&client->stats_count, n);
wake_up(&client->stats_queue);
}
static int smsdvb_stats_open(struct inode *inode, struct file *file)
{
struct smsdvb_client_t *client = inode->i_private;
atomic_set(&client->stats_count, 0);
client->stats_was_read = false;
init_waitqueue_head(&client->stats_queue);
client->stats_data = kmalloc(PAGE_SIZE, GFP_KERNEL);
if (client->stats_data == NULL)
return -ENOMEM;
file->private_data = client;
return 0;
}
static ssize_t smsdvb_stats_read(struct file *file, char __user *user_buf,
size_t nbytes, loff_t *ppos)
{
struct smsdvb_client_t *client = file->private_data;
if (!client->stats_data || client->stats_was_read)
return 0;
wait_event_interruptible(client->stats_queue,
atomic_read(&client->stats_count));
return simple_read_from_buffer(user_buf, nbytes, ppos,
client->stats_data,
atomic_read(&client->stats_count));
client->stats_was_read = true;
}
static int smsdvb_stats_release(struct inode *inode, struct file *file)
{
struct smsdvb_client_t *client = file->private_data;
kfree(client->stats_data);
client->stats_data = NULL;
return 0;
}
static const struct file_operations debugfs_stats_ops = {
.open = smsdvb_stats_open,
.read = smsdvb_stats_read,
.release = smsdvb_stats_release,
.llseek = generic_file_llseek,
};
static int create_stats_debugfs(struct smsdvb_client_t *client)
{
struct smscore_device_t *coredev = client->coredev;
struct dentry *d;
if (!smsdvb_debugfs)
return -ENODEV;
client->debugfs = debugfs_create_dir(coredev->devpath, smsdvb_debugfs);
if (IS_ERR_OR_NULL(client->debugfs)) {
sms_info("Unable to create debugfs %s directory.\n",
coredev->devpath);
return -ENODEV;
}
d = debugfs_create_file("stats", S_IRUGO | S_IWUSR, client->debugfs,
client, &debugfs_stats_ops);
if (!d) {
debugfs_remove(client->debugfs);
return -ENOMEM;
}
return 0;
}
static void release_stats_debugfs(struct smsdvb_client_t *client)
{
if (!client->debugfs)
return;
debugfs_remove_recursive(client->debugfs);
client->debugfs = NULL;
}
/* Events that may come from DVB v3 adapter */
static void sms_board_dvb3_event(struct smsdvb_client_t *client,
@ -708,7 +292,8 @@ static void smsdvb_update_dvb_stats(struct smsdvb_client_t *client,
struct dvb_frontend *fe = &client->frontend;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
smsdvb_print_dvb_stats(client, p);
if (client->prt_dvb_stats)
client->prt_dvb_stats(client->debug_data, p);
client->fe_status = sms_to_status(p->IsDemodLocked, p->IsRfLocked);
@ -758,7 +343,8 @@ static void smsdvb_update_isdbt_stats(struct smsdvb_client_t *client,
struct SMSHOSTLIB_ISDBT_LAYER_STAT_ST *lr;
int i, n_layers;
smsdvb_print_isdb_stats(client, p);
if (client->prt_isdb_stats)
client->prt_isdb_stats(client->debug_data, p);
/* Update ISDB-T transmission parameters */
c->frequency = p->Frequency;
@ -834,7 +420,8 @@ static void smsdvb_update_isdbt_stats_ex(struct smsdvb_client_t *client,
struct SMSHOSTLIB_ISDBT_LAYER_STAT_ST *lr;
int i, n_layers;
smsdvb_print_isdb_stats_ex(client, p);
if (client->prt_isdb_stats_ex)
client->prt_isdb_stats_ex(client->debug_data, p);
/* Update ISDB-T transmission parameters */
c->frequency = p->Frequency;
@ -998,7 +585,7 @@ static void smsdvb_unregister_client(struct smsdvb_client_t *client)
list_del(&client->entry);
release_stats_debugfs(client);
smsdvb_debugfs_release(client);
smscore_unregister_client(client->smsclient);
dvb_unregister_frontend(&client->frontend);
dvb_dmxdev_release(&client->dmxdev);
@ -1288,6 +875,7 @@ static int smsdvb_isdbt_set_frontend(struct dvb_frontend *fe)
struct sms_board *board = sms_get_board(board_id);
enum sms_device_type_st type = board->type;
int ret;
struct {
struct SmsMsgHdr_ST Msg;
u32 Data[4];
@ -1536,7 +1124,7 @@ static int smsdvb_hotplug(struct smscore_device_t *coredev,
sms_info("success");
sms_board_setup(coredev);
if (create_stats_debugfs(client) < 0)
if (smsdvb_debugfs_create(client) < 0)
sms_info("failed to create debugfs node");
return 0;
@ -1561,16 +1149,11 @@ adapter_error:
static int __init smsdvb_module_init(void)
{
int rc;
struct dentry *d;
INIT_LIST_HEAD(&g_smsdvb_clients);
kmutex_init(&g_smsdvb_clientslock);
d = debugfs_create_dir("smsdvb", usb_debug_root);
if (IS_ERR_OR_NULL(d))
sms_err("Couldn't create sysfs node for smsdvb");
else
smsdvb_debugfs = d;
smsdvb_debugfs_register();
rc = smscore_register_hotplug(smsdvb_hotplug);
@ -1586,11 +1169,9 @@ static void __exit smsdvb_module_exit(void)
kmutex_lock(&g_smsdvb_clientslock);
while (!list_empty(&g_smsdvb_clients))
smsdvb_unregister_client(
(struct smsdvb_client_t *) g_smsdvb_clients.next);
smsdvb_unregister_client((struct smsdvb_client_t *)g_smsdvb_clients.next);
if (smsdvb_debugfs)
debugfs_remove_recursive(smsdvb_debugfs);
smsdvb_debugfs_unregister();
kmutex_unlock(&g_smsdvb_clientslock);
}

View File

@ -0,0 +1,124 @@
/***********************************************************************
*
* 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, see <http://www.gnu.org/licenses/>.
*
***********************************************************************/
struct smsdvb_debugfs;
struct smsdvb_client_t;
typedef void (*sms_prt_dvb_stats_t)(struct smsdvb_debugfs *debug_data,
struct SMSHOSTLIB_STATISTICS_ST *p);
typedef void (*sms_prt_isdb_stats_t)(struct smsdvb_debugfs *debug_data,
struct SMSHOSTLIB_STATISTICS_ISDBT_ST *p);
typedef void (*sms_prt_isdb_stats_ex_t)
(struct smsdvb_debugfs *debug_data,
struct SMSHOSTLIB_STATISTICS_ISDBT_EX_ST *p);
struct smsdvb_client_t {
struct list_head entry;
struct smscore_device_t *coredev;
struct smscore_client_t *smsclient;
struct dvb_adapter adapter;
struct dvb_demux demux;
struct dmxdev dmxdev;
struct dvb_frontend frontend;
fe_status_t fe_status;
struct completion tune_done;
struct completion stats_done;
int last_per;
int legacy_ber, legacy_per;
int event_fe_state;
int event_unc_state;
/* Stats debugfs data */
struct dentry *debugfs;
struct smsdvb_debugfs *debug_data;
sms_prt_dvb_stats_t prt_dvb_stats;
sms_prt_isdb_stats_t prt_isdb_stats;
sms_prt_isdb_stats_ex_t prt_isdb_stats_ex;
};
/*
* This struct is a mix of RECEPTION_STATISTICS_EX_S and SRVM_SIGNAL_STATUS_S.
* It was obtained by comparing the way it was filled by the original code
*/
struct RECEPTION_STATISTICS_PER_SLICES_S {
u32 result;
u32 snr;
s32 inBandPower;
u32 tsPackets;
u32 etsPackets;
u32 constellation;
u32 hpCode;
u32 tpsSrvIndLP;
u32 tpsSrvIndHP;
u32 cellId;
u32 reason;
u32 requestId;
u32 ModemState; /* from SMSHOSTLIB_DVB_MODEM_STATE_ET */
u32 BER; /* Post Viterbi BER [1E-5] */
s32 RSSI; /* dBm */
s32 CarrierOffset; /* Carrier Offset in bin/1024 */
u32 IsRfLocked; /* 0 - not locked, 1 - locked */
u32 IsDemodLocked; /* 0 - not locked, 1 - locked */
u32 BERBitCount; /* Total number of SYNC bits. */
u32 BERErrorCount; /* Number of erronous SYNC bits. */
s32 MRC_SNR; /* dB */
s32 MRC_InBandPwr; /* In band power in dBM */
s32 MRC_RSSI; /* dBm */
};
/* From smsdvb-debugfs.c */
#ifdef CONFIG_SMS_SIANO_DEBUGFS
int smsdvb_debugfs_create(struct smsdvb_client_t *client);
void smsdvb_debugfs_release(struct smsdvb_client_t *client);
int smsdvb_debugfs_register(void);
void smsdvb_debugfs_unregister(void);
#else
static inline int smsdvb_debugfs_create(struct smsdvb_client_t *client)
{
return 0;
}
static inline void smsdvb_debugfs_release(struct smsdvb_client_t *client) {}
static inline int smsdvb_debugfs_register(void)
{
return 0;
};
static inline void smsdvb_debugfs_unregister(void) {};
#endif

View File

@ -412,6 +412,8 @@ static int smsusb_init_device(struct usb_interface *intf, int board_id)
smscore_set_board_id(dev->coredev, board_id);
dev->coredev->is_usb_device = true;
/* initialize urbs */
for (i = 0; i < MAX_URBS; i++) {
dev->surbs[i].dev = dev;