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authorMauro Carvalho Chehab <mchehab@redhat.com>2013-03-10 16:04:44 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-21 14:48:41 +0400
commit503efe5cfc9fb9f67a6659c4ab39174b442876f3 (patch)
tree571f126b52f1d0ed78e009d1f00cf5f9c3b1c4a1 /drivers/media/common
parent3f6b87cff66bb8507aefd62559c516dd7c8f822a (diff)
downloadlinux-503efe5cfc9fb9f67a6659c4ab39174b442876f3.tar.xz
[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>
Diffstat (limited to 'drivers/media/common')
-rw-r--r--drivers/media/common/siano/Kconfig12
-rw-r--r--drivers/media/common/siano/Makefile5
-rw-r--r--drivers/media/common/siano/smscoreapi.h6
-rw-r--r--drivers/media/common/siano/smsdvb-debugfs.c503
-rw-r--r--drivers/media/common/siano/smsdvb-main.c (renamed from drivers/media/common/siano/smsdvb.c)447
-rw-r--r--drivers/media/common/siano/smsdvb.h124
6 files changed, 664 insertions, 433 deletions
diff --git a/drivers/media/common/siano/Kconfig b/drivers/media/common/siano/Kconfig
index 68f0f604678e..f3f5ec44e685 100644
--- a/drivers/media/common/siano/Kconfig
+++ b/drivers/media/common/siano/Kconfig
@@ -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.
diff --git a/drivers/media/common/siano/Makefile b/drivers/media/common/siano/Makefile
index 81b1e985bea5..4c0567f106b2 100644
--- a/drivers/media/common/siano/Makefile
+++ b/drivers/media/common/siano/Makefile
@@ -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)
diff --git a/drivers/media/common/siano/smscoreapi.h b/drivers/media/common/siano/smscoreapi.h
index 7925c04e3edc..53b81cbc1bda 100644
--- a/drivers/media/common/siano/smscoreapi.h
+++ b/drivers/media/common/siano/smscoreapi.h
@@ -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;
};
diff --git a/drivers/media/common/siano/smsdvb-debugfs.c b/drivers/media/common/siano/smsdvb-debugfs.c
new file mode 100644
index 000000000000..4d5dd471e2e1
--- /dev/null
+++ b/drivers/media/common/siano/smsdvb-debugfs.c
@@ -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;
+}
diff --git a/drivers/media/common/siano/smsdvb.c b/drivers/media/common/siano/smsdvb-main.c
index aeadd8a42775..c14f10d5d6c0 100644
--- a/drivers/media/common/siano/smsdvb.c
+++ b/drivers/media/common/siano/smsdvb-main.c
@@ -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"
@@ -32,38 +31,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "smscoreapi.h"
#include "sms-cards.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;
+#include "smsdvb.h"
- 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;
-};
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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);
}
diff --git a/drivers/media/common/siano/smsdvb.h b/drivers/media/common/siano/smsdvb.h
new file mode 100644
index 000000000000..09982bcf2535
--- /dev/null
+++ b/drivers/media/common/siano/smsdvb.h
@@ -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
+