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Diffstat (limited to 'drivers/media/dvb/firesat/firesat_dvb.c')
-rw-r--r--drivers/media/dvb/firesat/firesat_dvb.c147
1 files changed, 45 insertions, 102 deletions
diff --git a/drivers/media/dvb/firesat/firesat_dvb.c b/drivers/media/dvb/firesat/firesat_dvb.c
index 9e87402289a6..e944cee19f0a 100644
--- a/drivers/media/dvb/firesat/firesat_dvb.c
+++ b/drivers/media/dvb/firesat/firesat_dvb.c
@@ -1,8 +1,8 @@
/*
- * FireSAT DVB driver
+ * FireDTV driver (formerly known as FireSAT)
*
- * Copyright (c) ?
- * Copyright (c) 2008 Henrik Kurelid <henrik@kurelid.se>
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -10,64 +10,52 @@
* the License, or (at your option) any later version.
*/
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/wait.h>
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/time.h>
#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <ieee1394_hotplug.h>
-#include <nodemgr.h>
-#include <highlevel.h>
-#include <ohci1394.h>
-#include <hosts.h>
+#include <linux/kernel.h>
+#include <linux/mutex.h>
+#include <linux/types.h>
+
+#include <dvb_demux.h>
+#include <dvb_frontend.h>
#include <dvbdev.h>
-#include "firesat.h"
#include "avc_api.h"
-#include "cmp.h"
-#include "firesat-rc.h"
+#include "firesat.h"
#include "firesat-ci.h"
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
static struct firesat_channel *firesat_channel_allocate(struct firesat *firesat)
{
+ struct firesat_channel *c = NULL;
int k;
- //printk(KERN_INFO "%s\n", __func__);
-
- if (down_interruptible(&firesat->demux_sem))
+ if (mutex_lock_interruptible(&firesat->demux_mutex))
return NULL;
- for (k = 0; k < 16; k++) {
- //printk(KERN_INFO "%s: channel %d: active = %d, pid = 0x%x\n",__func__,k,firesat->channel[k].active,firesat->channel[k].pid);
-
+ for (k = 0; k < 16; k++)
if (firesat->channel[k].active == 0) {
firesat->channel[k].active = 1;
- up(&firesat->demux_sem);
- return &firesat->channel[k];
+ c = &firesat->channel[k];
+ break;
}
- }
- up(&firesat->demux_sem);
- return NULL; // no more channels available
+ mutex_unlock(&firesat->demux_mutex);
+ return c;
}
static int firesat_channel_collect(struct firesat *firesat, int *pidc, u16 pid[])
{
int k, l = 0;
- if (down_interruptible(&firesat->demux_sem))
+ if (mutex_lock_interruptible(&firesat->demux_mutex))
return -EINTR;
for (k = 0; k < 16; k++)
if (firesat->channel[k].active == 1)
pid[l++] = firesat->channel[k].pid;
- up(&firesat->demux_sem);
+ mutex_unlock(&firesat->demux_mutex);
*pidc = l;
@@ -77,12 +65,12 @@ static int firesat_channel_collect(struct firesat *firesat, int *pidc, u16 pid[]
static int firesat_channel_release(struct firesat *firesat,
struct firesat_channel *channel)
{
- if (down_interruptible(&firesat->demux_sem))
+ if (mutex_lock_interruptible(&firesat->demux_mutex))
return -EINTR;
channel->active = 0;
- up(&firesat->demux_sem);
+ mutex_unlock(&firesat->demux_mutex);
return 0;
}
@@ -172,7 +160,8 @@ int firesat_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
{
struct dvb_demux *demux = dvbdmxfeed->demux;
struct firesat *firesat = (struct firesat*)demux->priv;
- int k, l = 0;
+ struct firesat_channel *c = dvbdmxfeed->priv;
+ int k, l;
u16 pids[16];
//printk(KERN_INFO "%s (pid %u)\n", __func__, dvbdmxfeed->pid);
@@ -197,30 +186,24 @@ int firesat_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
return 0;
}
- if (down_interruptible(&firesat->demux_sem))
+ if (mutex_lock_interruptible(&firesat->demux_mutex))
return -EINTR;
-
- // list except channel to be removed
- for (k = 0; k < 16; k++)
+ /* list except channel to be removed */
+ for (k = 0, l = 0; k < 16; k++)
if (firesat->channel[k].active == 1) {
- if (&firesat->channel[k] !=
- (struct firesat_channel *)dvbdmxfeed->priv)
+ if (&firesat->channel[k] != c)
pids[l++] = firesat->channel[k].pid;
else
firesat->channel[k].active = 0;
}
- if ((k = AVCTuner_SetPIDs(firesat, l, pids))) {
- up(&firesat->demux_sem);
- return k;
- }
+ k = AVCTuner_SetPIDs(firesat, l, pids);
+ if (!k)
+ c->active = 0;
- ((struct firesat_channel *)dvbdmxfeed->priv)->active = 0;
-
- up(&firesat->demux_sem);
-
- return 0;
+ mutex_unlock(&firesat->demux_mutex);
+ return k;
}
int firesat_dvbdev_init(struct firesat *firesat,
@@ -229,60 +212,20 @@ int firesat_dvbdev_init(struct firesat *firesat,
{
int result;
-#if 0
- switch (firesat->type) {
- case FireSAT_DVB_S:
- firesat->model_name = "FireSAT DVB-S";
- firesat->frontend_info = &firesat_S_frontend_info;
- break;
- case FireSAT_DVB_C:
- firesat->model_name = "FireSAT DVB-C";
- firesat->frontend_info = &firesat_C_frontend_info;
- break;
- case FireSAT_DVB_T:
- firesat->model_name = "FireSAT DVB-T";
- firesat->frontend_info = &firesat_T_frontend_info;
- break;
- default:
- printk("%s: unknown model type 0x%x on subunit %d!\n",
- __func__, firesat->type,subunit);
- firesat->model_name = "Unknown";
- firesat->frontend_info = NULL;
- }
-#endif
-/* // ------- CRAP -----------
- if (!firesat->frontend_info) {
- spin_lock_irqsave(&firesat_list_lock, flags);
- list_del(&firesat->list);
- spin_unlock_irqrestore(&firesat_list_lock, flags);
- kfree(firesat);
- continue;
- }
-*/
- //initialising firesat->adapter before calling dvb_register_adapter
- if (!(firesat->adapter = kmalloc(sizeof (struct dvb_adapter), GFP_KERNEL))) {
- printk("%s: couldn't allocate memory.\n", __func__);
- kfree(firesat->adapter);
- kfree(firesat);
- return -ENOMEM;
- }
-
- if ((result = DVB_REGISTER_ADAPTER(firesat->adapter,
- firesat->model_name,
- THIS_MODULE,
- dev, adapter_nr)) < 0) {
-
- printk("%s: dvb_register_adapter failed: error %d\n", __func__, result);
-#if 0
- /* ### cleanup */
- spin_lock_irqsave(&firesat_list_lock, flags);
- list_del(&firesat->list);
- spin_unlock_irqrestore(&firesat_list_lock, flags);
-#endif
- kfree(firesat);
+ firesat->adapter = kmalloc(sizeof(*firesat->adapter), GFP_KERNEL);
+ if (!firesat->adapter) {
+ printk(KERN_ERR "firedtv: couldn't allocate memory\n");
+ return -ENOMEM;
+ }
- return result;
- }
+ result = DVB_REGISTER_ADAPTER(firesat->adapter,
+ firedtv_model_names[firesat->type],
+ THIS_MODULE, dev, adapter_nr);
+ if (result < 0) {
+ printk(KERN_ERR "firedtv: dvb_register_adapter failed\n");
+ kfree(firesat->adapter);
+ return result;
+ }
memset(&firesat->demux, 0, sizeof(struct dvb_demux));
firesat->demux.dmx.capabilities = 0/*DMX_TS_FILTERING | DMX_SECTION_FILTERING*/;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 14:57:03 +0000