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Diffstat (limited to 'drivers/media/dvb/firesat/firesat_1394.c')
-rw-r--r--drivers/media/dvb/firesat/firesat_1394.c123
1 files changed, 8 insertions, 115 deletions
diff --git a/drivers/media/dvb/firesat/firesat_1394.c b/drivers/media/dvb/firesat/firesat_1394.c
index dcac70a2991e..04ad31666fb9 100644
--- a/drivers/media/dvb/firesat/firesat_1394.c
+++ b/drivers/media/dvb/firesat/firesat_1394.c
@@ -3,6 +3,7 @@
*
* Copyright (c) 2004 Andreas Monitzer <andy@monitzer.com>
* Copyright (c) 2007-2008 Ben Backx <ben@bbackx.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
@@ -18,7 +19,6 @@
#include <linux/time.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
-#include <linux/semaphore.h>
#include <ieee1394_hotplug.h>
#include <nodemgr.h>
#include <highlevel.h>
@@ -79,11 +79,6 @@ static void firesat_add_host(struct hpsb_host *host);
static void firesat_remove_host(struct hpsb_host *host);
static void firesat_host_reset(struct hpsb_host *host);
-/*
-static void iso_receive(struct hpsb_host *host, int channel, quadlet_t *data,
- size_t length);
-*/
-
static void fcp_request(struct hpsb_host *host,
int nodeid,
int direction,
@@ -96,7 +91,6 @@ static struct hpsb_highlevel firesat_highlevel = {
.add_host = firesat_add_host,
.remove_host = firesat_remove_host,
.host_reset = firesat_host_reset,
-// FIXME .iso_receive = iso_receive,
.fcp_request = fcp_request,
};
@@ -127,100 +121,6 @@ static void firesat_host_reset(struct hpsb_host *host)
printk(KERN_INFO "FireSAT host_reset (nodeid = 0x%x, hosts active = %d)\n",host->node_id,host->nodes_active);
}
-struct firewireheader {
- union {
- struct {
- unsigned char tcode:4;
- unsigned char sy:4;
- unsigned char tag:2;
- unsigned char channel:6;
-
- unsigned char length_l;
- unsigned char length_h;
- } hdr;
- unsigned long val;
- };
-};
-
-struct CIPHeader {
- union {
- struct {
- unsigned char syncbits:2;
- unsigned char sid:6;
- unsigned char dbs;
- unsigned char fn:2;
- unsigned char qpc:3;
- unsigned char sph:1;
- unsigned char rsv:2;
- unsigned char dbc;
- unsigned char syncbits2:2;
- unsigned char fmt:6;
- unsigned long fdf:24;
- } cip;
- unsigned long long val;
- };
-};
-
-struct MPEG2Header {
- union {
- struct {
- unsigned char sync; // must be 0x47
- unsigned char transport_error_indicator:1;
- unsigned char payload_unit_start_indicator:1;
- unsigned char transport_priority:1;
- unsigned short pid:13;
- unsigned char transport_scrambling_control:2;
- unsigned char adaption_field_control:2;
- unsigned char continuity_counter:4;
- } hdr;
- unsigned long val;
- };
-};
-
-#if 0
-static void iso_receive(struct hpsb_host *host,
- int channel,
- quadlet_t *data,
- size_t length)
-{
- struct firesat *firesat = NULL;
- struct firesat *firesat_entry;
- unsigned long flags;
-
-// printk(KERN_INFO "FireSAT iso_receive: channel %d, length = %d\n", channel, length);
-
- if (length <= 12)
- return; // ignore empty packets
- else {
-
- spin_lock_irqsave(&firesat_list_lock, flags);
- list_for_each_entry(firesat_entry,&firesat_list,list) {
- if(firesat_entry->host == host && firesat_entry->isochannel == channel) {
- firesat=firesat_entry;
- break;
- }
- }
- spin_unlock_irqrestore(&firesat_list_lock, flags);
-
- if (firesat) {
- char *buf= ((char*)data) + sizeof(struct firewireheader)+sizeof(struct CIPHeader);
- int count = (length-sizeof(struct CIPHeader)) / 192;
-
-// printk(KERN_INFO "%s: length = %u\n data[0] = %08x\n data[1] = %08x\n data[2] = %08x\n data[3] = %08x\n data[4] = %08x\n",__func__, length, data[0],data[1],data[2],data[3],data[4]);
-
- while (count--) {
-
- if (buf[sizeof(quadlet_t) /*timestamp*/] == 0x47)
- dvb_dmx_swfilter_packets(&firesat->demux, &buf[sizeof(quadlet_t)], 1);
- else
- printk("%s: invalid packet, skipping\n", __func__);
- buf += 188 + sizeof (quadlet_t) /* timestamp */;
- }
- }
- }
-}
-#endif
-
static void fcp_request(struct hpsb_host *host,
int nodeid,
int direction,
@@ -251,7 +151,9 @@ static void fcp_request(struct hpsb_host *host,
AVCRecv(firesat,data,length);
else
printk("%s: received fcp request from unknown source, ignored\n", __func__);
- } // else ignore
+ }
+ else
+ printk("%s: received invalid fcp request, ignored\n", __func__);
}
static int firesat_probe(struct device *dev)
@@ -260,7 +162,6 @@ static int firesat_probe(struct device *dev)
struct firesat *firesat;
struct dvb_frontend *fe;
unsigned long flags;
- int result;
unsigned char subunitcount = 0xff, subunit;
struct firesat **firesats = kmalloc(sizeof (void*) * 2,GFP_KERNEL);
int kv_len;
@@ -298,6 +199,7 @@ static int firesat_probe(struct device *dev)
firesat->isochannel = -1;
firesat->tone = 0xff;
firesat->voltage = 0xff;
+ firesat->fe = fe;
if (!(firesat->respfrm = kmalloc(sizeof (AVCRspFrm), GFP_KERNEL))) {
printk("%s: couldn't allocate memory.\n", __func__);
@@ -357,7 +259,7 @@ static int firesat_probe(struct device *dev)
}
kfree(kv_buf);
- if (AVCIdentifySubunit(firesat, NULL, (int*)&firesat->type, &firesat->has_ci)) {
+ if (AVCIdentifySubunit(firesat, NULL, (int*)&firesat->type)) {
printk("%s: cannot identify subunit %d\n", __func__, subunit);
spin_lock_irqsave(&firesat_list_lock, flags);
list_del(&firesat->list);
@@ -382,7 +284,6 @@ static int firesat_probe(struct device *dev)
static int firesat_remove(struct device *dev)
{
struct unit_directory *ud = container_of(dev, struct unit_directory, device);
- struct dvb_frontend* fe;
struct firesat **firesats = ud->device.driver_data;
int k;
unsigned long flags;
@@ -390,18 +291,9 @@ static int firesat_remove(struct device *dev)
if (firesats) {
for (k = 0; k < 2; k++)
if (firesats[k]) {
- if (firesats[k]->has_ci)
firesat_ca_release(firesats[k]);
-#if 0
- if (!(fe = kmalloc(sizeof (struct dvb_frontend), GFP_KERNEL))) {
- fe->ops = firesat_ops;
- fe->dvb = firesats[k]->adapter;
-
- dvb_unregister_frontend(fe);
- kfree(fe);
- }
-#endif
+ dvb_unregister_frontend(firesats[k]->fe);
dvb_net_release(&firesats[k]->dvbnet);
firesats[k]->demux.dmx.close(&firesats[k]->demux.dmx);
firesats[k]->demux.dmx.remove_frontend(&firesats[k]->demux.dmx, &firesats[k]->frontend);
@@ -413,6 +305,7 @@ static int firesat_remove(struct device *dev)
list_del(&firesats[k]->list);
spin_unlock_irqrestore(&firesat_list_lock, flags);
+ kfree(firesats[k]->fe);
kfree(firesats[k]->adapter);
kfree(firesats[k]->respfrm);
kfree(firesats[k]);
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