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-rw-r--r--drivers/ieee1394/dma.h1
-rw-r--r--drivers/ieee1394/ieee1394_core.c1
-rw-r--r--drivers/ieee1394/ieee1394_transactions.c31
-rw-r--r--drivers/ieee1394/ieee1394_transactions.h2
-rw-r--r--drivers/ieee1394/iso.h1
-rw-r--r--drivers/ieee1394/nodemgr.c10
-rw-r--r--drivers/ieee1394/nodemgr.h18
-rw-r--r--drivers/media/dvb/Kconfig4
-rw-r--r--drivers/media/dvb/Makefile2
-rw-r--r--drivers/media/dvb/firewire/Kconfig22
-rw-r--r--drivers/media/dvb/firewire/Makefile8
-rw-r--r--drivers/media/dvb/firewire/firedtv-1394.c285
-rw-r--r--drivers/media/dvb/firewire/firedtv-avc.c1315
-rw-r--r--drivers/media/dvb/firewire/firedtv-ci.c260
-rw-r--r--drivers/media/dvb/firewire/firedtv-dvb.c364
-rw-r--r--drivers/media/dvb/firewire/firedtv-fe.c247
-rw-r--r--drivers/media/dvb/firewire/firedtv-rc.c190
-rw-r--r--drivers/media/dvb/firewire/firedtv.h182
-rw-r--r--fs/ext4/ialloc.c7
-rw-r--r--fs/ext4/inode.c9
20 files changed, 2951 insertions, 8 deletions
diff --git a/drivers/ieee1394/dma.h b/drivers/ieee1394/dma.h
index 2727bcd24194..467373cab8e5 100644
--- a/drivers/ieee1394/dma.h
+++ b/drivers/ieee1394/dma.h
@@ -12,6 +12,7 @@
12 12
13#include <asm/types.h> 13#include <asm/types.h>
14 14
15struct file;
15struct pci_dev; 16struct pci_dev;
16struct scatterlist; 17struct scatterlist;
17struct vm_area_struct; 18struct vm_area_struct;
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index 2beb8d94f7bd..1028e725a27e 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -1314,6 +1314,7 @@ EXPORT_SYMBOL(hpsb_make_lock64packet);
1314EXPORT_SYMBOL(hpsb_make_phypacket); 1314EXPORT_SYMBOL(hpsb_make_phypacket);
1315EXPORT_SYMBOL(hpsb_read); 1315EXPORT_SYMBOL(hpsb_read);
1316EXPORT_SYMBOL(hpsb_write); 1316EXPORT_SYMBOL(hpsb_write);
1317EXPORT_SYMBOL(hpsb_lock);
1317EXPORT_SYMBOL(hpsb_packet_success); 1318EXPORT_SYMBOL(hpsb_packet_success);
1318 1319
1319/** highlevel.c **/ 1320/** highlevel.c **/
diff --git a/drivers/ieee1394/ieee1394_transactions.c b/drivers/ieee1394/ieee1394_transactions.c
index 10c3d9f8c038..675b3135d5f1 100644
--- a/drivers/ieee1394/ieee1394_transactions.c
+++ b/drivers/ieee1394/ieee1394_transactions.c
@@ -501,8 +501,6 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
501 if (length == 0) 501 if (length == 0)
502 return -EINVAL; 502 return -EINVAL;
503 503
504 BUG_ON(in_interrupt()); // We can't be called in an interrupt, yet
505
506 packet = hpsb_make_readpacket(host, node, addr, length); 504 packet = hpsb_make_readpacket(host, node, addr, length);
507 505
508 if (!packet) { 506 if (!packet) {
@@ -550,8 +548,6 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
550 if (length == 0) 548 if (length == 0)
551 return -EINVAL; 549 return -EINVAL;
552 550
553 BUG_ON(in_interrupt()); // We can't be called in an interrupt, yet
554
555 packet = hpsb_make_writepacket(host, node, addr, buffer, length); 551 packet = hpsb_make_writepacket(host, node, addr, buffer, length);
556 552
557 if (!packet) 553 if (!packet)
@@ -570,3 +566,30 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
570 566
571 return retval; 567 return retval;
572} 568}
569
570int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
571 u64 addr, int extcode, quadlet_t *data, quadlet_t arg)
572{
573 struct hpsb_packet *packet;
574 int retval = 0;
575
576 packet = hpsb_make_lockpacket(host, node, addr, extcode, data, arg);
577 if (!packet)
578 return -ENOMEM;
579
580 packet->generation = generation;
581 retval = hpsb_send_packet_and_wait(packet);
582 if (retval < 0)
583 goto hpsb_lock_fail;
584
585 retval = hpsb_packet_success(packet);
586
587 if (retval == 0)
588 *data = packet->data[0];
589
590hpsb_lock_fail:
591 hpsb_free_tlabel(packet);
592 hpsb_free_packet(packet);
593
594 return retval;
595}
diff --git a/drivers/ieee1394/ieee1394_transactions.h b/drivers/ieee1394/ieee1394_transactions.h
index d2d5bc3546d7..20b693be14b2 100644
--- a/drivers/ieee1394/ieee1394_transactions.h
+++ b/drivers/ieee1394/ieee1394_transactions.h
@@ -30,6 +30,8 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
30 u64 addr, quadlet_t *buffer, size_t length); 30 u64 addr, quadlet_t *buffer, size_t length);
31int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation, 31int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
32 u64 addr, quadlet_t *buffer, size_t length); 32 u64 addr, quadlet_t *buffer, size_t length);
33int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
34 u64 addr, int extcode, quadlet_t *data, quadlet_t arg);
33 35
34#ifdef HPSB_DEBUG_TLABELS 36#ifdef HPSB_DEBUG_TLABELS
35extern spinlock_t hpsb_tlabel_lock; 37extern spinlock_t hpsb_tlabel_lock;
diff --git a/drivers/ieee1394/iso.h b/drivers/ieee1394/iso.h
index b5de5f21ef78..c2089c093aa7 100644
--- a/drivers/ieee1394/iso.h
+++ b/drivers/ieee1394/iso.h
@@ -13,6 +13,7 @@
13#define IEEE1394_ISO_H 13#define IEEE1394_ISO_H
14 14
15#include <linux/spinlock_types.h> 15#include <linux/spinlock_types.h>
16#include <linux/wait.h>
16#include <asm/atomic.h> 17#include <asm/atomic.h>
17#include <asm/types.h> 18#include <asm/types.h>
18 19
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index 906c5a98d814..53aada5bbe1e 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -971,6 +971,9 @@ static struct unit_directory *nodemgr_process_unit_directory
971 ud->ud_kv = ud_kv; 971 ud->ud_kv = ud_kv;
972 ud->id = (*id)++; 972 ud->id = (*id)++;
973 973
974 /* inherit vendor_id from root directory if none exists in unit dir */
975 ud->vendor_id = ne->vendor_id;
976
974 csr1212_for_each_dir_entry(ne->csr, kv, ud_kv, dentry) { 977 csr1212_for_each_dir_entry(ne->csr, kv, ud_kv, dentry) {
975 switch (kv->key.id) { 978 switch (kv->key.id) {
976 case CSR1212_KV_ID_VENDOR: 979 case CSR1212_KV_ID_VENDOR:
@@ -1265,7 +1268,8 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr,
1265 csr1212_destroy_csr(csr); 1268 csr1212_destroy_csr(csr);
1266 } 1269 }
1267 1270
1268 /* Mark the node current */ 1271 /* Finally, mark the node current */
1272 smp_wmb();
1269 ne->generation = generation; 1273 ne->generation = generation;
1270 1274
1271 if (ne->in_limbo) { 1275 if (ne->in_limbo) {
@@ -1798,7 +1802,7 @@ void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet)
1798{ 1802{
1799 packet->host = ne->host; 1803 packet->host = ne->host;
1800 packet->generation = ne->generation; 1804 packet->generation = ne->generation;
1801 barrier(); 1805 smp_rmb();
1802 packet->node_id = ne->nodeid; 1806 packet->node_id = ne->nodeid;
1803} 1807}
1804 1808
@@ -1807,7 +1811,7 @@ int hpsb_node_write(struct node_entry *ne, u64 addr,
1807{ 1811{
1808 unsigned int generation = ne->generation; 1812 unsigned int generation = ne->generation;
1809 1813
1810 barrier(); 1814 smp_rmb();
1811 return hpsb_write(ne->host, ne->nodeid, generation, 1815 return hpsb_write(ne->host, ne->nodeid, generation,
1812 addr, buffer, length); 1816 addr, buffer, length);
1813} 1817}
diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h
index 15ea09733e84..ee5acdbd114a 100644
--- a/drivers/ieee1394/nodemgr.h
+++ b/drivers/ieee1394/nodemgr.h
@@ -21,9 +21,11 @@
21#define _IEEE1394_NODEMGR_H 21#define _IEEE1394_NODEMGR_H
22 22
23#include <linux/device.h> 23#include <linux/device.h>
24#include <asm/system.h>
24#include <asm/types.h> 25#include <asm/types.h>
25 26
26#include "ieee1394_core.h" 27#include "ieee1394_core.h"
28#include "ieee1394_transactions.h"
27#include "ieee1394_types.h" 29#include "ieee1394_types.h"
28 30
29struct csr1212_csr; 31struct csr1212_csr;
@@ -154,6 +156,22 @@ static inline int hpsb_node_entry_valid(struct node_entry *ne)
154void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet); 156void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet);
155int hpsb_node_write(struct node_entry *ne, u64 addr, 157int hpsb_node_write(struct node_entry *ne, u64 addr,
156 quadlet_t *buffer, size_t length); 158 quadlet_t *buffer, size_t length);
159static inline int hpsb_node_read(struct node_entry *ne, u64 addr,
160 quadlet_t *buffer, size_t length)
161{
162 unsigned int g = ne->generation;
163
164 smp_rmb();
165 return hpsb_read(ne->host, ne->nodeid, g, addr, buffer, length);
166}
167static inline int hpsb_node_lock(struct node_entry *ne, u64 addr, int extcode,
168 quadlet_t *buffer, quadlet_t arg)
169{
170 unsigned int g = ne->generation;
171
172 smp_rmb();
173 return hpsb_lock(ne->host, ne->nodeid, g, addr, extcode, buffer, arg);
174}
157int nodemgr_for_each_host(void *data, int (*cb)(struct hpsb_host *, void *)); 175int nodemgr_for_each_host(void *data, int (*cb)(struct hpsb_host *, void *));
158 176
159int init_ieee1394_nodemgr(void); 177int init_ieee1394_nodemgr(void);
diff --git a/drivers/media/dvb/Kconfig b/drivers/media/dvb/Kconfig
index 40ebde53b3ce..b0198691892a 100644
--- a/drivers/media/dvb/Kconfig
+++ b/drivers/media/dvb/Kconfig
@@ -51,6 +51,10 @@ comment "Supported SDMC DM1105 Adapters"
51 depends on DVB_CORE && PCI && I2C 51 depends on DVB_CORE && PCI && I2C
52source "drivers/media/dvb/dm1105/Kconfig" 52source "drivers/media/dvb/dm1105/Kconfig"
53 53
54comment "Supported FireWire (IEEE 1394) Adapters"
55 depends on DVB_CORE && IEEE1394
56source "drivers/media/dvb/firewire/Kconfig"
57
54comment "Supported DVB Frontends" 58comment "Supported DVB Frontends"
55 depends on DVB_CORE 59 depends on DVB_CORE
56source "drivers/media/dvb/frontends/Kconfig" 60source "drivers/media/dvb/frontends/Kconfig"
diff --git a/drivers/media/dvb/Makefile b/drivers/media/dvb/Makefile
index f91e9eb15e52..6092a5bb5a7d 100644
--- a/drivers/media/dvb/Makefile
+++ b/drivers/media/dvb/Makefile
@@ -3,3 +3,5 @@
3# 3#
4 4
5obj-y := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/ 5obj-y := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/
6
7obj-$(CONFIG_DVB_FIREDTV) += firewire/
diff --git a/drivers/media/dvb/firewire/Kconfig b/drivers/media/dvb/firewire/Kconfig
new file mode 100644
index 000000000000..69028253e984
--- /dev/null
+++ b/drivers/media/dvb/firewire/Kconfig
@@ -0,0 +1,22 @@
1config DVB_FIREDTV
2 tristate "FireDTV and FloppyDTV"
3 depends on DVB_CORE && IEEE1394
4 help
5 Support for DVB receivers from Digital Everywhere
6 which are connected via IEEE 1394 (FireWire).
7
8 These devices don't have an MPEG decoder built in,
9 so you need an external software decoder to watch TV.
10
11 To compile this driver as a module, say M here:
12 the module will be called firedtv.
13
14if DVB_FIREDTV
15
16config DVB_FIREDTV_IEEE1394
17 def_bool IEEE1394
18
19config DVB_FIREDTV_INPUT
20 def_bool INPUT = y || (INPUT = m && DVB_FIREDTV = m)
21
22endif # DVB_FIREDTV
diff --git a/drivers/media/dvb/firewire/Makefile b/drivers/media/dvb/firewire/Makefile
new file mode 100644
index 000000000000..2034695ba194
--- /dev/null
+++ b/drivers/media/dvb/firewire/Makefile
@@ -0,0 +1,8 @@
1obj-$(CONFIG_DVB_FIREDTV) += firedtv.o
2
3firedtv-y := firedtv-avc.o firedtv-ci.o firedtv-dvb.o firedtv-fe.o
4firedtv-$(CONFIG_DVB_FIREDTV_IEEE1394) += firedtv-1394.o
5firedtv-$(CONFIG_DVB_FIREDTV_INPUT) += firedtv-rc.o
6
7ccflags-y += -Idrivers/media/dvb/dvb-core
8ccflags-$(CONFIG_DVB_FIREDTV_IEEE1394) += -Idrivers/ieee1394
diff --git a/drivers/media/dvb/firewire/firedtv-1394.c b/drivers/media/dvb/firewire/firedtv-1394.c
new file mode 100644
index 000000000000..4e207658c5d9
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-1394.c
@@ -0,0 +1,285 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2007-2008 Ben Backx <ben@bbackx.com>
6 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 */
13
14#include <linux/device.h>
15#include <linux/errno.h>
16#include <linux/kernel.h>
17#include <linux/list.h>
18#include <linux/spinlock.h>
19#include <linux/types.h>
20
21#include <dma.h>
22#include <csr1212.h>
23#include <highlevel.h>
24#include <hosts.h>
25#include <ieee1394.h>
26#include <iso.h>
27#include <nodemgr.h>
28
29#include "firedtv.h"
30
31static LIST_HEAD(node_list);
32static DEFINE_SPINLOCK(node_list_lock);
33
34#define FIREWIRE_HEADER_SIZE 4
35#define CIP_HEADER_SIZE 8
36
37static void rawiso_activity_cb(struct hpsb_iso *iso)
38{
39 struct firedtv *f, *fdtv = NULL;
40 unsigned int i, num, packet;
41 unsigned char *buf;
42 unsigned long flags;
43 int count;
44
45 spin_lock_irqsave(&node_list_lock, flags);
46 list_for_each_entry(f, &node_list, list)
47 if (f->backend_data == iso) {
48 fdtv = f;
49 break;
50 }
51 spin_unlock_irqrestore(&node_list_lock, flags);
52
53 packet = iso->first_packet;
54 num = hpsb_iso_n_ready(iso);
55
56 if (!fdtv) {
57 dev_err(fdtv->device, "received at unknown iso channel\n");
58 goto out;
59 }
60
61 for (i = 0; i < num; i++, packet = (packet + 1) % iso->buf_packets) {
62 buf = dma_region_i(&iso->data_buf, unsigned char,
63 iso->infos[packet].offset + CIP_HEADER_SIZE);
64 count = (iso->infos[packet].len - CIP_HEADER_SIZE) /
65 (188 + FIREWIRE_HEADER_SIZE);
66
67 /* ignore empty packet */
68 if (iso->infos[packet].len <= CIP_HEADER_SIZE)
69 continue;
70
71 while (count--) {
72 if (buf[FIREWIRE_HEADER_SIZE] == 0x47)
73 dvb_dmx_swfilter_packets(&fdtv->demux,
74 &buf[FIREWIRE_HEADER_SIZE], 1);
75 else
76 dev_err(fdtv->device,
77 "skipping invalid packet\n");
78 buf += 188 + FIREWIRE_HEADER_SIZE;
79 }
80 }
81out:
82 hpsb_iso_recv_release_packets(iso, num);
83}
84
85static inline struct node_entry *node_of(struct firedtv *fdtv)
86{
87 return container_of(fdtv->device, struct unit_directory, device)->ne;
88}
89
90static int node_lock(struct firedtv *fdtv, u64 addr, void *data, __be32 arg)
91{
92 return hpsb_node_lock(node_of(fdtv), addr, EXTCODE_COMPARE_SWAP, data,
93 (__force quadlet_t)arg);
94}
95
96static int node_read(struct firedtv *fdtv, u64 addr, void *data, size_t len)
97{
98 return hpsb_node_read(node_of(fdtv), addr, data, len);
99}
100
101static int node_write(struct firedtv *fdtv, u64 addr, void *data, size_t len)
102{
103 return hpsb_node_write(node_of(fdtv), addr, data, len);
104}
105
106#define FDTV_ISO_BUFFER_PACKETS 256
107#define FDTV_ISO_BUFFER_SIZE (FDTV_ISO_BUFFER_PACKETS * 200)
108
109static int start_iso(struct firedtv *fdtv)
110{
111 struct hpsb_iso *iso_handle;
112 int ret;
113
114 iso_handle = hpsb_iso_recv_init(node_of(fdtv)->host,
115 FDTV_ISO_BUFFER_SIZE, FDTV_ISO_BUFFER_PACKETS,
116 fdtv->isochannel, HPSB_ISO_DMA_DEFAULT,
117 -1, /* stat.config.irq_interval */
118 rawiso_activity_cb);
119 if (iso_handle == NULL) {
120 dev_err(fdtv->device, "cannot initialize iso receive\n");
121 return -ENOMEM;
122 }
123 fdtv->backend_data = iso_handle;
124
125 ret = hpsb_iso_recv_start(iso_handle, -1, -1, 0);
126 if (ret != 0) {
127 dev_err(fdtv->device, "cannot start iso receive\n");
128 hpsb_iso_shutdown(iso_handle);
129 fdtv->backend_data = NULL;
130 }
131 return ret;
132}
133
134static void stop_iso(struct firedtv *fdtv)
135{
136 struct hpsb_iso *iso_handle = fdtv->backend_data;
137
138 if (iso_handle != NULL) {
139 hpsb_iso_stop(iso_handle);
140 hpsb_iso_shutdown(iso_handle);
141 }
142 fdtv->backend_data = NULL;
143}
144
145static const struct firedtv_backend fdtv_1394_backend = {
146 .lock = node_lock,
147 .read = node_read,
148 .write = node_write,
149 .start_iso = start_iso,
150 .stop_iso = stop_iso,
151};
152
153static void fcp_request(struct hpsb_host *host, int nodeid, int direction,
154 int cts, u8 *data, size_t length)
155{
156 struct firedtv *f, *fdtv = NULL;
157 unsigned long flags;
158 int su;
159
160 if (length == 0 || (data[0] & 0xf0) != 0)
161 return;
162
163 su = data[1] & 0x7;
164
165 spin_lock_irqsave(&node_list_lock, flags);
166 list_for_each_entry(f, &node_list, list)
167 if (node_of(f)->host == host &&
168 node_of(f)->nodeid == nodeid &&
169 (f->subunit == su || (f->subunit == 0 && su == 0x7))) {
170 fdtv = f;
171 break;
172 }
173 spin_unlock_irqrestore(&node_list_lock, flags);
174
175 if (fdtv)
176 avc_recv(fdtv, data, length);
177}
178
179static int node_probe(struct device *dev)
180{
181 struct unit_directory *ud =
182 container_of(dev, struct unit_directory, device);
183 struct firedtv *fdtv;
184 int kv_len, err;
185 void *kv_str;
186
187 kv_len = (ud->model_name_kv->value.leaf.len - 2) * sizeof(quadlet_t);
188 kv_str = CSR1212_TEXTUAL_DESCRIPTOR_LEAF_DATA(ud->model_name_kv);
189
190 fdtv = fdtv_alloc(dev, &fdtv_1394_backend, kv_str, kv_len);
191 if (!fdtv)
192 return -ENOMEM;
193
194 /*
195 * Work around a bug in udev's path_id script: Use the fw-host's dev
196 * instead of the unit directory's dev as parent of the input device.
197 */
198 err = fdtv_register_rc(fdtv, dev->parent->parent);
199 if (err)
200 goto fail_free;
201
202 spin_lock_irq(&node_list_lock);
203 list_add_tail(&fdtv->list, &node_list);
204 spin_unlock_irq(&node_list_lock);
205
206 err = avc_identify_subunit(fdtv);
207 if (err)
208 goto fail;
209
210 err = fdtv_dvb_register(fdtv);
211 if (err)
212 goto fail;
213
214 avc_register_remote_control(fdtv);
215 return 0;
216fail:
217 spin_lock_irq(&node_list_lock);
218 list_del(&fdtv->list);
219 spin_unlock_irq(&node_list_lock);
220 fdtv_unregister_rc(fdtv);
221fail_free:
222 kfree(fdtv);
223 return err;
224}
225
226static int node_remove(struct device *dev)
227{
228 struct firedtv *fdtv = dev->driver_data;
229
230 fdtv_dvb_unregister(fdtv);
231
232 spin_lock_irq(&node_list_lock);
233 list_del(&fdtv->list);
234 spin_unlock_irq(&node_list_lock);
235
236 cancel_work_sync(&fdtv->remote_ctrl_work);
237 fdtv_unregister_rc(fdtv);
238
239 kfree(fdtv);
240 return 0;
241}
242
243static int node_update(struct unit_directory *ud)
244{
245 struct firedtv *fdtv = ud->device.driver_data;
246
247 if (fdtv->isochannel >= 0)
248 cmp_establish_pp_connection(fdtv, fdtv->subunit,
249 fdtv->isochannel);
250 return 0;
251}
252
253static struct hpsb_protocol_driver fdtv_driver = {
254 .name = "firedtv",
255 .update = node_update,
256 .driver = {
257 .probe = node_probe,
258 .remove = node_remove,
259 },
260};
261
262static struct hpsb_highlevel fdtv_highlevel = {
263 .name = "firedtv",
264 .fcp_request = fcp_request,
265};
266
267int __init fdtv_1394_init(struct ieee1394_device_id id_table[])
268{
269 int ret;
270
271 hpsb_register_highlevel(&fdtv_highlevel);
272 fdtv_driver.id_table = id_table;
273 ret = hpsb_register_protocol(&fdtv_driver);
274 if (ret) {
275 printk(KERN_ERR "firedtv: failed to register protocol\n");
276 hpsb_unregister_highlevel(&fdtv_highlevel);
277 }
278 return ret;
279}
280
281void __exit fdtv_1394_exit(void)
282{
283 hpsb_unregister_protocol(&fdtv_driver);
284 hpsb_unregister_highlevel(&fdtv_highlevel);
285}
diff --git a/drivers/media/dvb/firewire/firedtv-avc.c b/drivers/media/dvb/firewire/firedtv-avc.c
new file mode 100644
index 000000000000..b55d9ccaf33e
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-avc.c
@@ -0,0 +1,1315 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2008 Ben Backx <ben@bbackx.com>
6 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 */
13
14#include <linux/bug.h>
15#include <linux/crc32.h>
16#include <linux/delay.h>
17#include <linux/device.h>
18#include <linux/jiffies.h>
19#include <linux/kernel.h>
20#include <linux/moduleparam.h>
21#include <linux/mutex.h>
22#include <linux/string.h>
23#include <linux/stringify.h>
24#include <linux/wait.h>
25#include <linux/workqueue.h>
26
27#include "firedtv.h"
28
29#define FCP_COMMAND_REGISTER 0xfffff0000b00ULL
30
31#define AVC_CTYPE_CONTROL 0x0
32#define AVC_CTYPE_STATUS 0x1
33#define AVC_CTYPE_NOTIFY 0x3
34
35#define AVC_RESPONSE_ACCEPTED 0x9
36#define AVC_RESPONSE_STABLE 0xc
37#define AVC_RESPONSE_CHANGED 0xd
38#define AVC_RESPONSE_INTERIM 0xf
39
40#define AVC_SUBUNIT_TYPE_TUNER (0x05 << 3)
41#define AVC_SUBUNIT_TYPE_UNIT (0x1f << 3)
42
43#define AVC_OPCODE_VENDOR 0x00
44#define AVC_OPCODE_READ_DESCRIPTOR 0x09
45#define AVC_OPCODE_DSIT 0xc8
46#define AVC_OPCODE_DSD 0xcb
47
48#define DESCRIPTOR_TUNER_STATUS 0x80
49#define DESCRIPTOR_SUBUNIT_IDENTIFIER 0x00
50
51#define SFE_VENDOR_DE_COMPANYID_0 0x00 /* OUI of Digital Everywhere */
52#define SFE_VENDOR_DE_COMPANYID_1 0x12
53#define SFE_VENDOR_DE_COMPANYID_2 0x87
54
55#define SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL 0x0a
56#define SFE_VENDOR_OPCODE_LNB_CONTROL 0x52
57#define SFE_VENDOR_OPCODE_TUNE_QPSK 0x58 /* for DVB-S */
58
59#define SFE_VENDOR_OPCODE_GET_FIRMWARE_VERSION 0x00
60#define SFE_VENDOR_OPCODE_HOST2CA 0x56
61#define SFE_VENDOR_OPCODE_CA2HOST 0x57
62#define SFE_VENDOR_OPCODE_CISTATUS 0x59
63#define SFE_VENDOR_OPCODE_TUNE_QPSK2 0x60 /* for DVB-S2 */
64
65#define SFE_VENDOR_TAG_CA_RESET 0x00
66#define SFE_VENDOR_TAG_CA_APPLICATION_INFO 0x01
67#define SFE_VENDOR_TAG_CA_PMT 0x02
68#define SFE_VENDOR_TAG_CA_DATE_TIME 0x04
69#define SFE_VENDOR_TAG_CA_MMI 0x05
70#define SFE_VENDOR_TAG_CA_ENTER_MENU 0x07
71
72#define EN50221_LIST_MANAGEMENT_ONLY 0x03
73#define EN50221_TAG_APP_INFO 0x9f8021
74#define EN50221_TAG_CA_INFO 0x9f8031
75
76struct avc_command_frame {
77 int length;
78 u8 ctype;
79 u8 subunit;
80 u8 opcode;
81 u8 operand[509];
82};
83
84struct avc_response_frame {
85 int length;
86 u8 response;
87 u8 subunit;
88 u8 opcode;
89 u8 operand[509];
90};
91
92#define AVC_DEBUG_FCP_SUBACTIONS 1
93#define AVC_DEBUG_FCP_PAYLOADS 2
94
95static int avc_debug;
96module_param_named(debug, avc_debug, int, 0644);
97MODULE_PARM_DESC(debug, "Verbose logging (default = 0"
98 ", FCP subactions = " __stringify(AVC_DEBUG_FCP_SUBACTIONS)
99 ", FCP payloads = " __stringify(AVC_DEBUG_FCP_PAYLOADS)
100 ", or all = -1)");
101
102static const char *debug_fcp_ctype(unsigned int ctype)
103{
104 static const char *ctypes[] = {
105 [0x0] = "CONTROL", [0x1] = "STATUS",
106 [0x2] = "SPECIFIC INQUIRY", [0x3] = "NOTIFY",
107 [0x4] = "GENERAL INQUIRY", [0x8] = "NOT IMPLEMENTED",
108 [0x9] = "ACCEPTED", [0xa] = "REJECTED",
109 [0xb] = "IN TRANSITION", [0xc] = "IMPLEMENTED/STABLE",
110 [0xd] = "CHANGED", [0xf] = "INTERIM",
111 };
112 const char *ret = ctype < ARRAY_SIZE(ctypes) ? ctypes[ctype] : NULL;
113
114 return ret ? ret : "?";
115}
116
117static const char *debug_fcp_opcode(unsigned int opcode,
118 const u8 *data, size_t length)
119{
120 switch (opcode) {
121 case AVC_OPCODE_VENDOR: break;
122 case AVC_OPCODE_READ_DESCRIPTOR: return "ReadDescriptor";
123 case AVC_OPCODE_DSIT: return "DirectSelectInfo.Type";
124 case AVC_OPCODE_DSD: return "DirectSelectData";
125 default: return "?";
126 }
127
128 if (length < 7 ||
129 data[3] != SFE_VENDOR_DE_COMPANYID_0 ||
130 data[4] != SFE_VENDOR_DE_COMPANYID_1 ||
131 data[5] != SFE_VENDOR_DE_COMPANYID_2)
132 return "Vendor";
133
134 switch (data[6]) {
135 case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL: return "RegisterRC";
136 case SFE_VENDOR_OPCODE_LNB_CONTROL: return "LNBControl";
137 case SFE_VENDOR_OPCODE_TUNE_QPSK: return "TuneQPSK";
138 case SFE_VENDOR_OPCODE_HOST2CA: return "Host2CA";
139 case SFE_VENDOR_OPCODE_CA2HOST: return "CA2Host";
140 }
141 return "Vendor";
142}
143
144static void debug_fcp(const u8 *data, size_t length)
145{
146 unsigned int subunit_type, subunit_id, op;
147 const char *prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
148
149 if (avc_debug & AVC_DEBUG_FCP_SUBACTIONS) {
150 subunit_type = data[1] >> 3;
151 subunit_id = data[1] & 7;
152 op = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
153 printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
154 prefix, subunit_type, subunit_id, length,
155 debug_fcp_ctype(data[0]),
156 debug_fcp_opcode(op, data, length));
157 }
158
159 if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
160 print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
161 data, length, false);
162}
163
164static int __avc_write(struct firedtv *fdtv,
165 const struct avc_command_frame *c, struct avc_response_frame *r)
166{
167 int err, retry;
168
169 if (r)
170 fdtv->avc_reply_received = false;
171
172 for (retry = 0; retry < 6; retry++) {
173 if (unlikely(avc_debug))
174 debug_fcp(&c->ctype, c->length);
175
176 err = fdtv->backend->write(fdtv, FCP_COMMAND_REGISTER,
177 (void *)&c->ctype, c->length);
178 if (err) {
179 fdtv->avc_reply_received = true;
180 dev_err(fdtv->device, "FCP command write failed\n");
181 return err;
182 }
183
184 if (!r)
185 return 0;
186
187 /*
188 * AV/C specs say that answers should be sent within 150 ms.
189 * Time out after 200 ms.
190 */
191 if (wait_event_timeout(fdtv->avc_wait,
192 fdtv->avc_reply_received,
193 msecs_to_jiffies(200)) != 0) {
194 r->length = fdtv->response_length;
195 memcpy(&r->response, fdtv->response, r->length);
196
197 return 0;
198 }
199 }
200 dev_err(fdtv->device, "FCP response timed out\n");
201 return -ETIMEDOUT;
202}
203
204static int avc_write(struct firedtv *fdtv,
205 const struct avc_command_frame *c, struct avc_response_frame *r)
206{
207 int ret;
208
209 if (mutex_lock_interruptible(&fdtv->avc_mutex))
210 return -EINTR;
211
212 ret = __avc_write(fdtv, c, r);
213
214 mutex_unlock(&fdtv->avc_mutex);
215 return ret;
216}
217
218int avc_recv(struct firedtv *fdtv, void *data, size_t length)
219{
220 struct avc_response_frame *r =
221 data - offsetof(struct avc_response_frame, response);
222
223 if (unlikely(avc_debug))
224 debug_fcp(data, length);
225
226 if (length >= 8 &&
227 r->operand[0] == SFE_VENDOR_DE_COMPANYID_0 &&
228 r->operand[1] == SFE_VENDOR_DE_COMPANYID_1 &&
229 r->operand[2] == SFE_VENDOR_DE_COMPANYID_2 &&
230 r->operand[3] == SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL) {
231 if (r->response == AVC_RESPONSE_CHANGED) {
232 fdtv_handle_rc(fdtv,
233 r->operand[4] << 8 | r->operand[5]);
234 schedule_work(&fdtv->remote_ctrl_work);
235 } else if (r->response != AVC_RESPONSE_INTERIM) {
236 dev_info(fdtv->device,
237 "remote control result = %d\n", r->response);
238 }
239 return 0;
240 }
241
242 if (fdtv->avc_reply_received) {
243 dev_err(fdtv->device, "out-of-order AVC response, ignored\n");
244 return -EIO;
245 }
246
247 memcpy(fdtv->response, data, length);
248 fdtv->response_length = length;
249
250 fdtv->avc_reply_received = true;
251 wake_up(&fdtv->avc_wait);
252
253 return 0;
254}
255
256/*
257 * tuning command for setting the relative LNB frequency
258 * (not supported by the AVC standard)
259 */
260static void avc_tuner_tuneqpsk(struct firedtv *fdtv,
261 struct dvb_frontend_parameters *params,
262 struct avc_command_frame *c)
263{
264 c->opcode = AVC_OPCODE_VENDOR;
265
266 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
267 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
268 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
269 c->operand[3] = SFE_VENDOR_OPCODE_TUNE_QPSK;
270
271 c->operand[4] = (params->frequency >> 24) & 0xff;
272 c->operand[5] = (params->frequency >> 16) & 0xff;
273 c->operand[6] = (params->frequency >> 8) & 0xff;
274 c->operand[7] = params->frequency & 0xff;
275
276 c->operand[8] = ((params->u.qpsk.symbol_rate / 1000) >> 8) & 0xff;
277 c->operand[9] = (params->u.qpsk.symbol_rate / 1000) & 0xff;
278
279 switch (params->u.qpsk.fec_inner) {
280 case FEC_1_2: c->operand[10] = 0x1; break;
281 case FEC_2_3: c->operand[10] = 0x2; break;
282 case FEC_3_4: c->operand[10] = 0x3; break;
283 case FEC_5_6: c->operand[10] = 0x4; break;
284 case FEC_7_8: c->operand[10] = 0x5; break;
285 case FEC_4_5:
286 case FEC_8_9:
287 case FEC_AUTO:
288 default: c->operand[10] = 0x0;
289 }
290
291 if (fdtv->voltage == 0xff)
292 c->operand[11] = 0xff;
293 else if (fdtv->voltage == SEC_VOLTAGE_18) /* polarisation */
294 c->operand[11] = 0;
295 else
296 c->operand[11] = 1;
297
298 if (fdtv->tone == 0xff)
299 c->operand[12] = 0xff;
300 else if (fdtv->tone == SEC_TONE_ON) /* band */
301 c->operand[12] = 1;
302 else
303 c->operand[12] = 0;
304
305 if (fdtv->type == FIREDTV_DVB_S2) {
306 c->operand[13] = 0x1;
307 c->operand[14] = 0xff;
308 c->operand[15] = 0xff;
309 c->length = 20;
310 } else {
311 c->length = 16;
312 }
313}
314
315static void avc_tuner_dsd_dvb_c(struct dvb_frontend_parameters *params,
316 struct avc_command_frame *c)
317{
318 c->opcode = AVC_OPCODE_DSD;
319
320 c->operand[0] = 0; /* source plug */
321 c->operand[1] = 0xd2; /* subfunction replace */
322 c->operand[2] = 0x20; /* system id = DVB */
323 c->operand[3] = 0x00; /* antenna number */
324 c->operand[4] = 0x11; /* system_specific_multiplex selection_length */
325
326 /* multiplex_valid_flags, high byte */
327 c->operand[5] = 0 << 7 /* reserved */
328 | 0 << 6 /* Polarisation */
329 | 0 << 5 /* Orbital_Pos */
330 | 1 << 4 /* Frequency */
331 | 1 << 3 /* Symbol_Rate */
332 | 0 << 2 /* FEC_outer */
333 | (params->u.qam.fec_inner != FEC_AUTO ? 1 << 1 : 0)
334 | (params->u.qam.modulation != QAM_AUTO ? 1 << 0 : 0);
335
336 /* multiplex_valid_flags, low byte */
337 c->operand[6] = 0 << 7 /* NetworkID */
338 | 0 << 0 /* reserved */ ;
339
340 c->operand[7] = 0x00;
341 c->operand[8] = 0x00;
342 c->operand[9] = 0x00;
343 c->operand[10] = 0x00;
344
345 c->operand[11] = (((params->frequency / 4000) >> 16) & 0xff) | (2 << 6);
346 c->operand[12] = ((params->frequency / 4000) >> 8) & 0xff;
347 c->operand[13] = (params->frequency / 4000) & 0xff;
348 c->operand[14] = ((params->u.qpsk.symbol_rate / 1000) >> 12) & 0xff;
349 c->operand[15] = ((params->u.qpsk.symbol_rate / 1000) >> 4) & 0xff;
350 c->operand[16] = ((params->u.qpsk.symbol_rate / 1000) << 4) & 0xf0;
351 c->operand[17] = 0x00;
352
353 switch (params->u.qpsk.fec_inner) {
354 case FEC_1_2: c->operand[18] = 0x1; break;
355 case FEC_2_3: c->operand[18] = 0x2; break;
356 case FEC_3_4: c->operand[18] = 0x3; break;
357 case FEC_5_6: c->operand[18] = 0x4; break;
358 case FEC_7_8: c->operand[18] = 0x5; break;
359 case FEC_8_9: c->operand[18] = 0x6; break;
360 case FEC_4_5: c->operand[18] = 0x8; break;
361 case FEC_AUTO:
362 default: c->operand[18] = 0x0;
363 }
364
365 switch (params->u.qam.modulation) {
366 case QAM_16: c->operand[19] = 0x08; break;
367 case QAM_32: c->operand[19] = 0x10; break;
368 case QAM_64: c->operand[19] = 0x18; break;
369 case QAM_128: c->operand[19] = 0x20; break;
370 case QAM_256: c->operand[19] = 0x28; break;
371 case QAM_AUTO:
372 default: c->operand[19] = 0x00;
373 }
374
375 c->operand[20] = 0x00;
376 c->operand[21] = 0x00;
377 /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
378 c->operand[22] = 0x00;
379
380 c->length = 28;
381}
382
383static void avc_tuner_dsd_dvb_t(struct dvb_frontend_parameters *params,
384 struct avc_command_frame *c)
385{
386 struct dvb_ofdm_parameters *ofdm = &params->u.ofdm;
387
388 c->opcode = AVC_OPCODE_DSD;
389
390 c->operand[0] = 0; /* source plug */
391 c->operand[1] = 0xd2; /* subfunction replace */
392 c->operand[2] = 0x20; /* system id = DVB */
393 c->operand[3] = 0x00; /* antenna number */
394 c->operand[4] = 0x0c; /* system_specific_multiplex selection_length */
395
396 /* multiplex_valid_flags, high byte */
397 c->operand[5] =
398 0 << 7 /* reserved */
399 | 1 << 6 /* CenterFrequency */
400 | (ofdm->bandwidth != BANDWIDTH_AUTO ? 1 << 5 : 0)
401 | (ofdm->constellation != QAM_AUTO ? 1 << 4 : 0)
402 | (ofdm->hierarchy_information != HIERARCHY_AUTO ? 1 << 3 : 0)
403 | (ofdm->code_rate_HP != FEC_AUTO ? 1 << 2 : 0)
404 | (ofdm->code_rate_LP != FEC_AUTO ? 1 << 1 : 0)
405 | (ofdm->guard_interval != GUARD_INTERVAL_AUTO ? 1 << 0 : 0);
406
407 /* multiplex_valid_flags, low byte */
408 c->operand[6] =
409 0 << 7 /* NetworkID */
410 | (ofdm->transmission_mode != TRANSMISSION_MODE_AUTO ? 1 << 6 : 0)
411 | 0 << 5 /* OtherFrequencyFlag */
412 | 0 << 0 /* reserved */ ;
413
414 c->operand[7] = 0x0;
415 c->operand[8] = (params->frequency / 10) >> 24;
416 c->operand[9] = ((params->frequency / 10) >> 16) & 0xff;
417 c->operand[10] = ((params->frequency / 10) >> 8) & 0xff;
418 c->operand[11] = (params->frequency / 10) & 0xff;
419
420 switch (ofdm->bandwidth) {
421 case BANDWIDTH_7_MHZ: c->operand[12] = 0x20; break;
422 case BANDWIDTH_8_MHZ:
423 case BANDWIDTH_6_MHZ: /* not defined by AVC spec */
424 case BANDWIDTH_AUTO:
425 default: c->operand[12] = 0x00;
426 }
427
428 switch (ofdm->constellation) {
429 case QAM_16: c->operand[13] = 1 << 6; break;
430 case QAM_64: c->operand[13] = 2 << 6; break;
431 case QPSK:
432 default: c->operand[13] = 0x00;
433 }
434
435 switch (ofdm->hierarchy_information) {
436 case HIERARCHY_1: c->operand[13] |= 1 << 3; break;
437 case HIERARCHY_2: c->operand[13] |= 2 << 3; break;
438 case HIERARCHY_4: c->operand[13] |= 3 << 3; break;
439 case HIERARCHY_AUTO:
440 case HIERARCHY_NONE:
441 default: break;
442 }
443
444 switch (ofdm->code_rate_HP) {
445 case FEC_2_3: c->operand[13] |= 1; break;
446 case FEC_3_4: c->operand[13] |= 2; break;
447 case FEC_5_6: c->operand[13] |= 3; break;
448 case FEC_7_8: c->operand[13] |= 4; break;
449 case FEC_1_2:
450 default: break;
451 }
452
453 switch (ofdm->code_rate_LP) {
454 case FEC_2_3: c->operand[14] = 1 << 5; break;
455 case FEC_3_4: c->operand[14] = 2 << 5; break;
456 case FEC_5_6: c->operand[14] = 3 << 5; break;
457 case FEC_7_8: c->operand[14] = 4 << 5; break;
458 case FEC_1_2:
459 default: c->operand[14] = 0x00; break;
460 }
461
462 switch (ofdm->guard_interval) {
463 case GUARD_INTERVAL_1_16: c->operand[14] |= 1 << 3; break;
464 case GUARD_INTERVAL_1_8: c->operand[14] |= 2 << 3; break;
465 case GUARD_INTERVAL_1_4: c->operand[14] |= 3 << 3; break;
466 case GUARD_INTERVAL_1_32:
467 case GUARD_INTERVAL_AUTO:
468 default: break;
469 }
470
471 switch (ofdm->transmission_mode) {
472 case TRANSMISSION_MODE_8K: c->operand[14] |= 1 << 1; break;
473 case TRANSMISSION_MODE_2K:
474 case TRANSMISSION_MODE_AUTO:
475 default: break;
476 }
477
478 c->operand[15] = 0x00; /* network_ID[0] */
479 c->operand[16] = 0x00; /* network_ID[1] */
480 /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
481 c->operand[17] = 0x00;
482
483 c->length = 24;
484}
485
486int avc_tuner_dsd(struct firedtv *fdtv,
487 struct dvb_frontend_parameters *params)
488{
489 char buffer[sizeof(struct avc_command_frame)];
490 struct avc_command_frame *c = (void *)buffer;
491 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
492
493 memset(c, 0, sizeof(*c));
494
495 c->ctype = AVC_CTYPE_CONTROL;
496 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
497
498 switch (fdtv->type) {
499 case FIREDTV_DVB_S:
500 case FIREDTV_DVB_S2: avc_tuner_tuneqpsk(fdtv, params, c); break;
501 case FIREDTV_DVB_C: avc_tuner_dsd_dvb_c(params, c); break;
502 case FIREDTV_DVB_T: avc_tuner_dsd_dvb_t(params, c); break;
503 default:
504 BUG();
505 }
506
507 if (avc_write(fdtv, c, r) < 0)
508 return -EIO;
509
510 msleep(500);
511#if 0
512 /* FIXME: */
513 /* u8 *status was an out-parameter of avc_tuner_dsd, unused by caller */
514 if (status)
515 *status = r->operand[2];
516#endif
517 return 0;
518}
519
520int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[])
521{
522 char buffer[sizeof(struct avc_command_frame)];
523 struct avc_command_frame *c = (void *)buffer;
524 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
525 int pos, k;
526
527 if (pidc > 16 && pidc != 0xff)
528 return -EINVAL;
529
530 memset(c, 0, sizeof(*c));
531
532 c->ctype = AVC_CTYPE_CONTROL;
533 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
534 c->opcode = AVC_OPCODE_DSD;
535
536 c->operand[0] = 0; /* source plug */
537 c->operand[1] = 0xd2; /* subfunction replace */
538 c->operand[2] = 0x20; /* system id = DVB */
539 c->operand[3] = 0x00; /* antenna number */
540 c->operand[4] = 0x00; /* system_specific_multiplex selection_length */
541 c->operand[5] = pidc; /* Nr_of_dsd_sel_specs */
542
543 pos = 6;
544 if (pidc != 0xff)
545 for (k = 0; k < pidc; k++) {
546 c->operand[pos++] = 0x13; /* flowfunction relay */
547 c->operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
548 c->operand[pos++] = (pid[k] >> 8) & 0x1f;
549 c->operand[pos++] = pid[k] & 0xff;
550 c->operand[pos++] = 0x00; /* tableID */
551 c->operand[pos++] = 0x00; /* filter_length */
552 }
553
554 c->length = ALIGN(3 + pos, 4);
555
556 if (avc_write(fdtv, c, r) < 0)
557 return -EIO;
558
559 msleep(50);
560 return 0;
561}
562
563int avc_tuner_get_ts(struct firedtv *fdtv)
564{
565 char buffer[sizeof(struct avc_command_frame)];
566 struct avc_command_frame *c = (void *)buffer;
567 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
568 int sl;
569
570 memset(c, 0, sizeof(*c));
571
572 c->ctype = AVC_CTYPE_CONTROL;
573 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
574 c->opcode = AVC_OPCODE_DSIT;
575
576 sl = fdtv->type == FIREDTV_DVB_T ? 0x0c : 0x11;
577
578 c->operand[0] = 0; /* source plug */
579 c->operand[1] = 0xd2; /* subfunction replace */
580 c->operand[2] = 0xff; /* status */
581 c->operand[3] = 0x20; /* system id = DVB */
582 c->operand[4] = 0x00; /* antenna number */
583 c->operand[5] = 0x0; /* system_specific_search_flags */
584 c->operand[6] = sl; /* system_specific_multiplex selection_length */
585 c->operand[7] = 0x00; /* valid_flags [0] */
586 c->operand[8] = 0x00; /* valid_flags [1] */
587 c->operand[7 + sl] = 0x00; /* nr_of_dsit_sel_specs (always 0) */
588
589 c->length = fdtv->type == FIREDTV_DVB_T ? 24 : 28;
590
591 if (avc_write(fdtv, c, r) < 0)
592 return -EIO;
593
594 msleep(250);
595 return 0;
596}
597
598int avc_identify_subunit(struct firedtv *fdtv)
599{
600 char buffer[sizeof(struct avc_command_frame)];
601 struct avc_command_frame *c = (void *)buffer;
602 struct avc_response_frame *r = (void *)buffer;
603
604 memset(c, 0, sizeof(*c));
605
606 c->ctype = AVC_CTYPE_CONTROL;
607 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
608 c->opcode = AVC_OPCODE_READ_DESCRIPTOR;
609
610 c->operand[0] = DESCRIPTOR_SUBUNIT_IDENTIFIER;
611 c->operand[1] = 0xff;
612 c->operand[2] = 0x00;
613 c->operand[3] = 0x00; /* length highbyte */
614 c->operand[4] = 0x08; /* length lowbyte */
615 c->operand[5] = 0x00; /* offset highbyte */
616 c->operand[6] = 0x0d; /* offset lowbyte */
617
618 c->length = 12;
619
620 if (avc_write(fdtv, c, r) < 0)
621 return -EIO;
622
623 if ((r->response != AVC_RESPONSE_STABLE &&
624 r->response != AVC_RESPONSE_ACCEPTED) ||
625 (r->operand[3] << 8) + r->operand[4] != 8) {
626 dev_err(fdtv->device, "cannot read subunit identifier\n");
627 return -EINVAL;
628 }
629 return 0;
630}
631
632#define SIZEOF_ANTENNA_INPUT_INFO 22
633
634int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat)
635{
636 char buffer[sizeof(struct avc_command_frame)];
637 struct avc_command_frame *c = (void *)buffer;
638 struct avc_response_frame *r = (void *)buffer;
639 int length;
640
641 memset(c, 0, sizeof(*c));
642
643 c->ctype = AVC_CTYPE_CONTROL;
644 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
645 c->opcode = AVC_OPCODE_READ_DESCRIPTOR;
646
647 c->operand[0] = DESCRIPTOR_TUNER_STATUS;
648 c->operand[1] = 0xff; /* read_result_status */
649 c->operand[2] = 0x00; /* reserved */
650 c->operand[3] = 0; /* SIZEOF_ANTENNA_INPUT_INFO >> 8; */
651 c->operand[4] = 0; /* SIZEOF_ANTENNA_INPUT_INFO & 0xff; */
652 c->operand[5] = 0x00;
653 c->operand[6] = 0x00;
654
655 c->length = 12;
656
657 if (avc_write(fdtv, c, r) < 0)
658 return -EIO;
659
660 if (r->response != AVC_RESPONSE_STABLE &&
661 r->response != AVC_RESPONSE_ACCEPTED) {
662 dev_err(fdtv->device, "cannot read tuner status\n");
663 return -EINVAL;
664 }
665
666 length = r->operand[9];
667 if (r->operand[1] != 0x10 || length != SIZEOF_ANTENNA_INPUT_INFO) {
668 dev_err(fdtv->device, "got invalid tuner status\n");
669 return -EINVAL;
670 }
671
672 stat->active_system = r->operand[10];
673 stat->searching = r->operand[11] >> 7 & 1;
674 stat->moving = r->operand[11] >> 6 & 1;
675 stat->no_rf = r->operand[11] >> 5 & 1;
676 stat->input = r->operand[12] >> 7 & 1;
677 stat->selected_antenna = r->operand[12] & 0x7f;
678 stat->ber = r->operand[13] << 24 |
679 r->operand[14] << 16 |
680 r->operand[15] << 8 |
681 r->operand[16];
682 stat->signal_strength = r->operand[17];
683 stat->raster_frequency = r->operand[18] >> 6 & 2;
684 stat->rf_frequency = (r->operand[18] & 0x3f) << 16 |
685 r->operand[19] << 8 |
686 r->operand[20];
687 stat->man_dep_info_length = r->operand[21];
688 stat->front_end_error = r->operand[22] >> 4 & 1;
689 stat->antenna_error = r->operand[22] >> 3 & 1;
690 stat->front_end_power_status = r->operand[22] >> 1 & 1;
691 stat->power_supply = r->operand[22] & 1;
692 stat->carrier_noise_ratio = r->operand[23] << 8 |
693 r->operand[24];
694 stat->power_supply_voltage = r->operand[27];
695 stat->antenna_voltage = r->operand[28];
696 stat->firewire_bus_voltage = r->operand[29];
697 stat->ca_mmi = r->operand[30] & 1;
698 stat->ca_pmt_reply = r->operand[31] >> 7 & 1;
699 stat->ca_date_time_request = r->operand[31] >> 6 & 1;
700 stat->ca_application_info = r->operand[31] >> 5 & 1;
701 stat->ca_module_present_status = r->operand[31] >> 4 & 1;
702 stat->ca_dvb_flag = r->operand[31] >> 3 & 1;
703 stat->ca_error_flag = r->operand[31] >> 2 & 1;
704 stat->ca_initialization_status = r->operand[31] >> 1 & 1;
705
706 return 0;
707}
708
709int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
710 char conttone, char nrdiseq,
711 struct dvb_diseqc_master_cmd *diseqcmd)
712{
713 char buffer[sizeof(struct avc_command_frame)];
714 struct avc_command_frame *c = (void *)buffer;
715 struct avc_response_frame *r = (void *)buffer;
716 int i, j, k;
717
718 memset(c, 0, sizeof(*c));
719
720 c->ctype = AVC_CTYPE_CONTROL;
721 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
722 c->opcode = AVC_OPCODE_VENDOR;
723
724 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
725 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
726 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
727 c->operand[3] = SFE_VENDOR_OPCODE_LNB_CONTROL;
728
729 c->operand[4] = voltage;
730 c->operand[5] = nrdiseq;
731
732 i = 6;
733
734 for (j = 0; j < nrdiseq; j++) {
735 c->operand[i++] = diseqcmd[j].msg_len;
736
737 for (k = 0; k < diseqcmd[j].msg_len; k++)
738 c->operand[i++] = diseqcmd[j].msg[k];
739 }
740
741 c->operand[i++] = burst;
742 c->operand[i++] = conttone;
743
744 c->length = ALIGN(3 + i, 4);
745
746 if (avc_write(fdtv, c, r) < 0)
747 return -EIO;
748
749 if (r->response != AVC_RESPONSE_ACCEPTED) {
750 dev_err(fdtv->device, "LNB control failed\n");
751 return -EINVAL;
752 }
753
754 return 0;
755}
756
757int avc_register_remote_control(struct firedtv *fdtv)
758{
759 char buffer[sizeof(struct avc_command_frame)];
760 struct avc_command_frame *c = (void *)buffer;
761
762 memset(c, 0, sizeof(*c));
763
764 c->ctype = AVC_CTYPE_NOTIFY;
765 c->subunit = AVC_SUBUNIT_TYPE_UNIT | 7;
766 c->opcode = AVC_OPCODE_VENDOR;
767
768 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
769 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
770 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
771 c->operand[3] = SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
772
773 c->length = 8;
774
775 return avc_write(fdtv, c, NULL);
776}
777
778void avc_remote_ctrl_work(struct work_struct *work)
779{
780 struct firedtv *fdtv =
781 container_of(work, struct firedtv, remote_ctrl_work);
782
783 /* Should it be rescheduled in failure cases? */
784 avc_register_remote_control(fdtv);
785}
786
787#if 0 /* FIXME: unused */
788int avc_tuner_host2ca(struct firedtv *fdtv)
789{
790 char buffer[sizeof(struct avc_command_frame)];
791 struct avc_command_frame *c = (void *)buffer;
792 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
793
794 memset(c, 0, sizeof(*c));
795
796 c->ctype = AVC_CTYPE_CONTROL;
797 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
798 c->opcode = AVC_OPCODE_VENDOR;
799
800 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
801 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
802 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
803 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
804 c->operand[4] = 0; /* slot */
805 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
806 c->operand[6] = 0; /* more/last */
807 c->operand[7] = 0; /* length */
808
809 c->length = 12;
810
811 if (avc_write(fdtv, c, r) < 0)
812 return -EIO;
813
814 return 0;
815}
816#endif
817
818static int get_ca_object_pos(struct avc_response_frame *r)
819{
820 int length = 1;
821
822 /* Check length of length field */
823 if (r->operand[7] & 0x80)
824 length = (r->operand[7] & 0x7f) + 1;
825 return length + 7;
826}
827
828static int get_ca_object_length(struct avc_response_frame *r)
829{
830#if 0 /* FIXME: unused */
831 int size = 0;
832 int i;
833
834 if (r->operand[7] & 0x80)
835 for (i = 0; i < (r->operand[7] & 0x7f); i++) {
836 size <<= 8;
837 size += r->operand[8 + i];
838 }
839#endif
840 return r->operand[7];
841}
842
843int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
844{
845 char buffer[sizeof(struct avc_command_frame)];
846 struct avc_command_frame *c = (void *)buffer;
847 struct avc_response_frame *r = (void *)buffer;
848 int pos;
849
850 memset(c, 0, sizeof(*c));
851
852 c->ctype = AVC_CTYPE_STATUS;
853 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
854 c->opcode = AVC_OPCODE_VENDOR;
855
856 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
857 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
858 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
859 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
860 c->operand[4] = 0; /* slot */
861 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
862
863 c->length = 12;
864
865 if (avc_write(fdtv, c, r) < 0)
866 return -EIO;
867
868 /* FIXME: check response code and validate response data */
869
870 pos = get_ca_object_pos(r);
871 app_info[0] = (EN50221_TAG_APP_INFO >> 16) & 0xff;
872 app_info[1] = (EN50221_TAG_APP_INFO >> 8) & 0xff;
873 app_info[2] = (EN50221_TAG_APP_INFO >> 0) & 0xff;
874 app_info[3] = 6 + r->operand[pos + 4];
875 app_info[4] = 0x01;
876 memcpy(&app_info[5], &r->operand[pos], 5 + r->operand[pos + 4]);
877 *len = app_info[3] + 4;
878
879 return 0;
880}
881
882int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
883{
884 char buffer[sizeof(struct avc_command_frame)];
885 struct avc_command_frame *c = (void *)buffer;
886 struct avc_response_frame *r = (void *)buffer;
887 int pos;
888
889 memset(c, 0, sizeof(*c));
890
891 c->ctype = AVC_CTYPE_STATUS;
892 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
893 c->opcode = AVC_OPCODE_VENDOR;
894
895 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
896 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
897 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
898 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
899 c->operand[4] = 0; /* slot */
900 c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
901
902 c->length = 12;
903
904 if (avc_write(fdtv, c, r) < 0)
905 return -EIO;
906
907 pos = get_ca_object_pos(r);
908 app_info[0] = (EN50221_TAG_CA_INFO >> 16) & 0xff;
909 app_info[1] = (EN50221_TAG_CA_INFO >> 8) & 0xff;
910 app_info[2] = (EN50221_TAG_CA_INFO >> 0) & 0xff;
911 app_info[3] = 2;
912 app_info[4] = r->operand[pos + 0];
913 app_info[5] = r->operand[pos + 1];
914 *len = app_info[3] + 4;
915
916 return 0;
917}
918
919int avc_ca_reset(struct firedtv *fdtv)
920{
921 char buffer[sizeof(struct avc_command_frame)];
922 struct avc_command_frame *c = (void *)buffer;
923 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
924
925 memset(c, 0, sizeof(*c));
926
927 c->ctype = AVC_CTYPE_CONTROL;
928 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
929 c->opcode = AVC_OPCODE_VENDOR;
930
931 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
932 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
933 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
934 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
935 c->operand[4] = 0; /* slot */
936 c->operand[5] = SFE_VENDOR_TAG_CA_RESET; /* ca tag */
937 c->operand[6] = 0; /* more/last */
938 c->operand[7] = 1; /* length */
939 c->operand[8] = 0; /* force hardware reset */
940
941 c->length = 12;
942
943 if (avc_write(fdtv, c, r) < 0)
944 return -EIO;
945
946 return 0;
947}
948
949int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
950{
951 char buffer[sizeof(struct avc_command_frame)];
952 struct avc_command_frame *c = (void *)buffer;
953 struct avc_response_frame *r = (void *)buffer;
954 int list_management;
955 int program_info_length;
956 int pmt_cmd_id;
957 int read_pos;
958 int write_pos;
959 int es_info_length;
960 int crc32_csum;
961
962 memset(c, 0, sizeof(*c));
963
964 c->ctype = AVC_CTYPE_CONTROL;
965 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
966 c->opcode = AVC_OPCODE_VENDOR;
967
968 if (msg[0] != EN50221_LIST_MANAGEMENT_ONLY) {
969 dev_info(fdtv->device, "forcing list_management to ONLY\n");
970 msg[0] = EN50221_LIST_MANAGEMENT_ONLY;
971 }
972 /* We take the cmd_id from the programme level only! */
973 list_management = msg[0];
974 program_info_length = ((msg[4] & 0x0f) << 8) + msg[5];
975 if (program_info_length > 0)
976 program_info_length--; /* Remove pmt_cmd_id */
977 pmt_cmd_id = msg[6];
978
979 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
980 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
981 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
982 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
983 c->operand[4] = 0; /* slot */
984 c->operand[5] = SFE_VENDOR_TAG_CA_PMT; /* ca tag */
985 c->operand[6] = 0; /* more/last */
986 /* c->operand[7] = XXXprogram_info_length + 17; */ /* length */
987 c->operand[8] = list_management;
988 c->operand[9] = 0x01; /* pmt_cmd=OK_descramble */
989
990 /* TS program map table */
991
992 c->operand[10] = 0x02; /* Table id=2 */
993 c->operand[11] = 0x80; /* Section syntax + length */
994 /* c->operand[12] = XXXprogram_info_length + 12; */
995 c->operand[13] = msg[1]; /* Program number */
996 c->operand[14] = msg[2];
997 c->operand[15] = 0x01; /* Version number=0 + current/next=1 */
998 c->operand[16] = 0x00; /* Section number=0 */
999 c->operand[17] = 0x00; /* Last section number=0 */
1000 c->operand[18] = 0x1f; /* PCR_PID=1FFF */
1001 c->operand[19] = 0xff;
1002 c->operand[20] = (program_info_length >> 8); /* Program info length */
1003 c->operand[21] = (program_info_length & 0xff);
1004
1005 /* CA descriptors at programme level */
1006 read_pos = 6;
1007 write_pos = 22;
1008 if (program_info_length > 0) {
1009 pmt_cmd_id = msg[read_pos++];
1010 if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
1011 dev_err(fdtv->device,
1012 "invalid pmt_cmd_id %d\n", pmt_cmd_id);
1013
1014 memcpy(&c->operand[write_pos], &msg[read_pos],
1015 program_info_length);
1016 read_pos += program_info_length;
1017 write_pos += program_info_length;
1018 }
1019 while (read_pos < length) {
1020 c->operand[write_pos++] = msg[read_pos++];
1021 c->operand[write_pos++] = msg[read_pos++];
1022 c->operand[write_pos++] = msg[read_pos++];
1023 es_info_length =
1024 ((msg[read_pos] & 0x0f) << 8) + msg[read_pos + 1];
1025 read_pos += 2;
1026 if (es_info_length > 0)
1027 es_info_length--; /* Remove pmt_cmd_id */
1028 c->operand[write_pos++] = es_info_length >> 8;
1029 c->operand[write_pos++] = es_info_length & 0xff;
1030 if (es_info_length > 0) {
1031 pmt_cmd_id = msg[read_pos++];
1032 if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
1033 dev_err(fdtv->device, "invalid pmt_cmd_id %d "
1034 "at stream level\n", pmt_cmd_id);
1035
1036 memcpy(&c->operand[write_pos], &msg[read_pos],
1037 es_info_length);
1038 read_pos += es_info_length;
1039 write_pos += es_info_length;
1040 }
1041 }
1042
1043 /* CRC */
1044 c->operand[write_pos++] = 0x00;
1045 c->operand[write_pos++] = 0x00;
1046 c->operand[write_pos++] = 0x00;
1047 c->operand[write_pos++] = 0x00;
1048
1049 c->operand[7] = write_pos - 8;
1050 c->operand[12] = write_pos - 13;
1051
1052 crc32_csum = crc32_be(0, &c->operand[10], c->operand[12] - 1);
1053 c->operand[write_pos - 4] = (crc32_csum >> 24) & 0xff;
1054 c->operand[write_pos - 3] = (crc32_csum >> 16) & 0xff;
1055 c->operand[write_pos - 2] = (crc32_csum >> 8) & 0xff;
1056 c->operand[write_pos - 1] = (crc32_csum >> 0) & 0xff;
1057
1058 c->length = ALIGN(3 + write_pos, 4);
1059
1060 if (avc_write(fdtv, c, r) < 0)
1061 return -EIO;
1062
1063 if (r->response != AVC_RESPONSE_ACCEPTED) {
1064 dev_err(fdtv->device,
1065 "CA PMT failed with response 0x%x\n", r->response);
1066 return -EFAULT;
1067 }
1068
1069 return 0;
1070}
1071
1072int avc_ca_get_time_date(struct firedtv *fdtv, int *interval)
1073{
1074 char buffer[sizeof(struct avc_command_frame)];
1075 struct avc_command_frame *c = (void *)buffer;
1076 struct avc_response_frame *r = (void *)buffer;
1077
1078 memset(c, 0, sizeof(*c));
1079
1080 c->ctype = AVC_CTYPE_STATUS;
1081 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1082 c->opcode = AVC_OPCODE_VENDOR;
1083
1084 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1085 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1086 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1087 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1088 c->operand[4] = 0; /* slot */
1089 c->operand[5] = SFE_VENDOR_TAG_CA_DATE_TIME; /* ca tag */
1090 c->operand[6] = 0; /* more/last */
1091 c->operand[7] = 0; /* length */
1092
1093 c->length = 12;
1094
1095 if (avc_write(fdtv, c, r) < 0)
1096 return -EIO;
1097
1098 /* FIXME: check response code and validate response data */
1099
1100 *interval = r->operand[get_ca_object_pos(r)];
1101
1102 return 0;
1103}
1104
1105int avc_ca_enter_menu(struct firedtv *fdtv)
1106{
1107 char buffer[sizeof(struct avc_command_frame)];
1108 struct avc_command_frame *c = (void *)buffer;
1109 struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
1110
1111 memset(c, 0, sizeof(*c));
1112
1113 c->ctype = AVC_CTYPE_STATUS;
1114 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1115 c->opcode = AVC_OPCODE_VENDOR;
1116
1117 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1118 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1119 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1120 c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
1121 c->operand[4] = 0; /* slot */
1122 c->operand[5] = SFE_VENDOR_TAG_CA_ENTER_MENU;
1123 c->operand[6] = 0; /* more/last */
1124 c->operand[7] = 0; /* length */
1125
1126 c->length = 12;
1127
1128 if (avc_write(fdtv, c, r) < 0)
1129 return -EIO;
1130
1131 return 0;
1132}
1133
1134int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len)
1135{
1136 char buffer[sizeof(struct avc_command_frame)];
1137 struct avc_command_frame *c = (void *)buffer;
1138 struct avc_response_frame *r = (void *)buffer;
1139
1140 memset(c, 0, sizeof(*c));
1141
1142 c->ctype = AVC_CTYPE_STATUS;
1143 c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
1144 c->opcode = AVC_OPCODE_VENDOR;
1145
1146 c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
1147 c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
1148 c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
1149 c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
1150 c->operand[4] = 0; /* slot */
1151 c->operand[5] = SFE_VENDOR_TAG_CA_MMI;
1152 c->operand[6] = 0; /* more/last */
1153 c->operand[7] = 0; /* length */
1154
1155 c->length = 12;
1156
1157 if (avc_write(fdtv, c, r) < 0)
1158 return -EIO;
1159
1160 /* FIXME: check response code and validate response data */
1161
1162 *len = get_ca_object_length(r);
1163 memcpy(mmi_object, &r->operand[get_ca_object_pos(r)], *len);
1164
1165 return 0;
1166}
1167
1168#define CMP_OUTPUT_PLUG_CONTROL_REG_0 0xfffff0000904ULL
1169
1170static int cmp_read(struct firedtv *fdtv, void *buf, u64 addr, size_t len)
1171{
1172 int ret;
1173
1174 if (mutex_lock_interruptible(&fdtv->avc_mutex))
1175 return -EINTR;
1176
1177 ret = fdtv->backend->read(fdtv, addr, buf, len);
1178 if (ret < 0)
1179 dev_err(fdtv->device, "CMP: read I/O error\n");
1180
1181 mutex_unlock(&fdtv->avc_mutex);
1182 return ret;
1183}
1184
1185static int cmp_lock(struct firedtv *fdtv, void *data, u64 addr, __be32 arg)
1186{
1187 int ret;
1188
1189 if (mutex_lock_interruptible(&fdtv->avc_mutex))
1190 return -EINTR;
1191
1192 ret = fdtv->backend->lock(fdtv, addr, data, arg);
1193 if (ret < 0)
1194 dev_err(fdtv->device, "CMP: lock I/O error\n");
1195
1196 mutex_unlock(&fdtv->avc_mutex);
1197 return ret;
1198}
1199
1200static inline u32 get_opcr(__be32 opcr, u32 mask, u32 shift)
1201{
1202 return (be32_to_cpu(opcr) >> shift) & mask;
1203}
1204
1205static inline void set_opcr(__be32 *opcr, u32 value, u32 mask, u32 shift)
1206{
1207 *opcr &= ~cpu_to_be32(mask << shift);
1208 *opcr |= cpu_to_be32((value & mask) << shift);
1209}
1210
1211#define get_opcr_online(v) get_opcr((v), 0x1, 31)
1212#define get_opcr_p2p_connections(v) get_opcr((v), 0x3f, 24)
1213#define get_opcr_channel(v) get_opcr((v), 0x3f, 16)
1214
1215#define set_opcr_p2p_connections(p, v) set_opcr((p), (v), 0x3f, 24)
1216#define set_opcr_channel(p, v) set_opcr((p), (v), 0x3f, 16)
1217#define set_opcr_data_rate(p, v) set_opcr((p), (v), 0x3, 14)
1218#define set_opcr_overhead_id(p, v) set_opcr((p), (v), 0xf, 10)
1219
1220int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel)
1221{
1222 __be32 old_opcr, opcr;
1223 u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
1224 int attempts = 0;
1225 int ret;
1226
1227 ret = cmp_read(fdtv, &opcr, opcr_address, 4);
1228 if (ret < 0)
1229 return ret;
1230
1231repeat:
1232 if (!get_opcr_online(opcr)) {
1233 dev_err(fdtv->device, "CMP: output offline\n");
1234 return -EBUSY;
1235 }
1236
1237 old_opcr = opcr;
1238
1239 if (get_opcr_p2p_connections(opcr)) {
1240 if (get_opcr_channel(opcr) != channel) {
1241 dev_err(fdtv->device, "CMP: cannot change channel\n");
1242 return -EBUSY;
1243 }
1244 dev_info(fdtv->device, "CMP: overlaying connection\n");
1245
1246 /* We don't allocate isochronous resources. */
1247 } else {
1248 set_opcr_channel(&opcr, channel);
1249 set_opcr_data_rate(&opcr, 2); /* S400 */
1250
1251 /* FIXME: this is for the worst case - optimize */
1252 set_opcr_overhead_id(&opcr, 0);
1253
1254 /*
1255 * FIXME: allocate isochronous channel and bandwidth at IRM
1256 * fdtv->backend->alloc_resources(fdtv, channels_mask, bw);
1257 */
1258 }
1259
1260 set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) + 1);
1261
1262 ret = cmp_lock(fdtv, &opcr, opcr_address, old_opcr);
1263 if (ret < 0)
1264 return ret;
1265
1266 if (old_opcr != opcr) {
1267 /*
1268 * FIXME: if old_opcr.P2P_Connections > 0,
1269 * deallocate isochronous channel and bandwidth at IRM
1270 * if (...)
1271 * fdtv->backend->dealloc_resources(fdtv, channel, bw);
1272 */
1273
1274 if (++attempts < 6) /* arbitrary limit */
1275 goto repeat;
1276 return -EBUSY;
1277 }
1278
1279 return 0;
1280}
1281
1282void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel)
1283{
1284 __be32 old_opcr, opcr;
1285 u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
1286 int attempts = 0;
1287
1288 if (cmp_read(fdtv, &opcr, opcr_address, 4) < 0)
1289 return;
1290
1291repeat:
1292 if (!get_opcr_online(opcr) || !get_opcr_p2p_connections(opcr) ||
1293 get_opcr_channel(opcr) != channel) {
1294 dev_err(fdtv->device, "CMP: no connection to break\n");
1295 return;
1296 }
1297
1298 old_opcr = opcr;
1299 set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) - 1);
1300
1301 if (cmp_lock(fdtv, &opcr, opcr_address, old_opcr) < 0)
1302 return;
1303
1304 if (old_opcr != opcr) {
1305 /*
1306 * FIXME: if old_opcr.P2P_Connections == 1, i.e. we were last
1307 * owner, deallocate isochronous channel and bandwidth at IRM
1308 * if (...)
1309 * fdtv->backend->dealloc_resources(fdtv, channel, bw);
1310 */
1311
1312 if (++attempts < 6) /* arbitrary limit */
1313 goto repeat;
1314 }
1315}
diff --git a/drivers/media/dvb/firewire/firedtv-ci.c b/drivers/media/dvb/firewire/firedtv-ci.c
new file mode 100644
index 000000000000..eeb80d0ea3ff
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-ci.c
@@ -0,0 +1,260 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 */
12
13#include <linux/device.h>
14#include <linux/dvb/ca.h>
15#include <linux/fs.h>
16#include <linux/module.h>
17
18#include <dvbdev.h>
19
20#include "firedtv.h"
21
22#define EN50221_TAG_APP_INFO_ENQUIRY 0x9f8020
23#define EN50221_TAG_CA_INFO_ENQUIRY 0x9f8030
24#define EN50221_TAG_CA_PMT 0x9f8032
25#define EN50221_TAG_ENTER_MENU 0x9f8022
26
27static int fdtv_ca_ready(struct firedtv_tuner_status *stat)
28{
29 return stat->ca_initialization_status == 1 &&
30 stat->ca_error_flag == 0 &&
31 stat->ca_dvb_flag == 1 &&
32 stat->ca_module_present_status == 1;
33}
34
35static int fdtv_get_ca_flags(struct firedtv_tuner_status *stat)
36{
37 int flags = 0;
38
39 if (stat->ca_module_present_status == 1)
40 flags |= CA_CI_MODULE_PRESENT;
41 if (stat->ca_initialization_status == 1 &&
42 stat->ca_error_flag == 0 &&
43 stat->ca_dvb_flag == 1)
44 flags |= CA_CI_MODULE_READY;
45 return flags;
46}
47
48static int fdtv_ca_reset(struct firedtv *fdtv)
49{
50 return avc_ca_reset(fdtv) ? -EFAULT : 0;
51}
52
53static int fdtv_ca_get_caps(void *arg)
54{
55 struct ca_caps *cap = arg;
56
57 cap->slot_num = 1;
58 cap->slot_type = CA_CI;
59 cap->descr_num = 1;
60 cap->descr_type = CA_ECD;
61 return 0;
62}
63
64static int fdtv_ca_get_slot_info(struct firedtv *fdtv, void *arg)
65{
66 struct firedtv_tuner_status stat;
67 struct ca_slot_info *slot = arg;
68
69 if (avc_tuner_status(fdtv, &stat))
70 return -EFAULT;
71
72 if (slot->num != 0)
73 return -EFAULT;
74
75 slot->type = CA_CI;
76 slot->flags = fdtv_get_ca_flags(&stat);
77 return 0;
78}
79
80static int fdtv_ca_app_info(struct firedtv *fdtv, void *arg)
81{
82 struct ca_msg *reply = arg;
83
84 return avc_ca_app_info(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
85}
86
87static int fdtv_ca_info(struct firedtv *fdtv, void *arg)
88{
89 struct ca_msg *reply = arg;
90
91 return avc_ca_info(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
92}
93
94static int fdtv_ca_get_mmi(struct firedtv *fdtv, void *arg)
95{
96 struct ca_msg *reply = arg;
97
98 return avc_ca_get_mmi(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
99}
100
101static int fdtv_ca_get_msg(struct firedtv *fdtv, void *arg)
102{
103 struct firedtv_tuner_status stat;
104 int err;
105
106 switch (fdtv->ca_last_command) {
107 case EN50221_TAG_APP_INFO_ENQUIRY:
108 err = fdtv_ca_app_info(fdtv, arg);
109 break;
110 case EN50221_TAG_CA_INFO_ENQUIRY:
111 err = fdtv_ca_info(fdtv, arg);
112 break;
113 default:
114 if (avc_tuner_status(fdtv, &stat))
115 err = -EFAULT;
116 else if (stat.ca_mmi == 1)
117 err = fdtv_ca_get_mmi(fdtv, arg);
118 else {
119 dev_info(fdtv->device, "unhandled CA message 0x%08x\n",
120 fdtv->ca_last_command);
121 err = -EFAULT;
122 }
123 }
124 fdtv->ca_last_command = 0;
125 return err;
126}
127
128static int fdtv_ca_pmt(struct firedtv *fdtv, void *arg)
129{
130 struct ca_msg *msg = arg;
131 int data_pos;
132 int data_length;
133 int i;
134
135 data_pos = 4;
136 if (msg->msg[3] & 0x80) {
137 data_length = 0;
138 for (i = 0; i < (msg->msg[3] & 0x7f); i++)
139 data_length = (data_length << 8) + msg->msg[data_pos++];
140 } else {
141 data_length = msg->msg[3];
142 }
143
144 return avc_ca_pmt(fdtv, &msg->msg[data_pos], data_length) ? -EFAULT : 0;
145}
146
147static int fdtv_ca_send_msg(struct firedtv *fdtv, void *arg)
148{
149 struct ca_msg *msg = arg;
150 int err;
151
152 /* Do we need a semaphore for this? */
153 fdtv->ca_last_command =
154 (msg->msg[0] << 16) + (msg->msg[1] << 8) + msg->msg[2];
155 switch (fdtv->ca_last_command) {
156 case EN50221_TAG_CA_PMT:
157 err = fdtv_ca_pmt(fdtv, arg);
158 break;
159 case EN50221_TAG_APP_INFO_ENQUIRY:
160 /* handled in ca_get_msg */
161 err = 0;
162 break;
163 case EN50221_TAG_CA_INFO_ENQUIRY:
164 /* handled in ca_get_msg */
165 err = 0;
166 break;
167 case EN50221_TAG_ENTER_MENU:
168 err = avc_ca_enter_menu(fdtv);
169 break;
170 default:
171 dev_err(fdtv->device, "unhandled CA message 0x%08x\n",
172 fdtv->ca_last_command);
173 err = -EFAULT;
174 }
175 return err;
176}
177
178static int fdtv_ca_ioctl(struct inode *inode, struct file *file,
179 unsigned int cmd, void *arg)
180{
181 struct dvb_device *dvbdev = file->private_data;
182 struct firedtv *fdtv = dvbdev->priv;
183 struct firedtv_tuner_status stat;
184 int err;
185
186 switch (cmd) {
187 case CA_RESET:
188 err = fdtv_ca_reset(fdtv);
189 break;
190 case CA_GET_CAP:
191 err = fdtv_ca_get_caps(arg);
192 break;
193 case CA_GET_SLOT_INFO:
194 err = fdtv_ca_get_slot_info(fdtv, arg);
195 break;
196 case CA_GET_MSG:
197 err = fdtv_ca_get_msg(fdtv, arg);
198 break;
199 case CA_SEND_MSG:
200 err = fdtv_ca_send_msg(fdtv, arg);
201 break;
202 default:
203 dev_info(fdtv->device, "unhandled CA ioctl %u\n", cmd);
204 err = -EOPNOTSUPP;
205 }
206
207 /* FIXME Is this necessary? */
208 avc_tuner_status(fdtv, &stat);
209
210 return err;
211}
212
213static unsigned int fdtv_ca_io_poll(struct file *file, poll_table *wait)
214{
215 return POLLIN;
216}
217
218static struct file_operations fdtv_ca_fops = {
219 .owner = THIS_MODULE,
220 .ioctl = dvb_generic_ioctl,
221 .open = dvb_generic_open,
222 .release = dvb_generic_release,
223 .poll = fdtv_ca_io_poll,
224};
225
226static struct dvb_device fdtv_ca = {
227 .users = 1,
228 .readers = 1,
229 .writers = 1,
230 .fops = &fdtv_ca_fops,
231 .kernel_ioctl = fdtv_ca_ioctl,
232};
233
234int fdtv_ca_register(struct firedtv *fdtv)
235{
236 struct firedtv_tuner_status stat;
237 int err;
238
239 if (avc_tuner_status(fdtv, &stat))
240 return -EINVAL;
241
242 if (!fdtv_ca_ready(&stat))
243 return -EFAULT;
244
245 err = dvb_register_device(&fdtv->adapter, &fdtv->cadev,
246 &fdtv_ca, fdtv, DVB_DEVICE_CA);
247
248 if (stat.ca_application_info == 0)
249 dev_err(fdtv->device, "CaApplicationInfo is not set\n");
250 if (stat.ca_date_time_request == 1)
251 avc_ca_get_time_date(fdtv, &fdtv->ca_time_interval);
252
253 return err;
254}
255
256void fdtv_ca_release(struct firedtv *fdtv)
257{
258 if (fdtv->cadev)
259 dvb_unregister_device(fdtv->cadev);
260}
diff --git a/drivers/media/dvb/firewire/firedtv-dvb.c b/drivers/media/dvb/firewire/firedtv-dvb.c
new file mode 100644
index 000000000000..9d308dd32a5c
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-dvb.c
@@ -0,0 +1,364 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 */
12
13#include <linux/bitops.h>
14#include <linux/device.h>
15#include <linux/errno.h>
16#include <linux/kernel.h>
17#include <linux/mod_devicetable.h>
18#include <linux/module.h>
19#include <linux/mutex.h>
20#include <linux/slab.h>
21#include <linux/string.h>
22#include <linux/types.h>
23#include <linux/wait.h>
24#include <linux/workqueue.h>
25
26#include <dmxdev.h>
27#include <dvb_demux.h>
28#include <dvbdev.h>
29#include <dvb_frontend.h>
30
31#include "firedtv.h"
32
33static int alloc_channel(struct firedtv *fdtv)
34{
35 int i;
36
37 for (i = 0; i < 16; i++)
38 if (!__test_and_set_bit(i, &fdtv->channel_active))
39 break;
40 return i;
41}
42
43static void collect_channels(struct firedtv *fdtv, int *pidc, u16 pid[])
44{
45 int i, n;
46
47 for (i = 0, n = 0; i < 16; i++)
48 if (test_bit(i, &fdtv->channel_active))
49 pid[n++] = fdtv->channel_pid[i];
50 *pidc = n;
51}
52
53static inline void dealloc_channel(struct firedtv *fdtv, int i)
54{
55 __clear_bit(i, &fdtv->channel_active);
56}
57
58int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed)
59{
60 struct firedtv *fdtv = dvbdmxfeed->demux->priv;
61 int pidc, c, ret;
62 u16 pids[16];
63
64 switch (dvbdmxfeed->type) {
65 case DMX_TYPE_TS:
66 case DMX_TYPE_SEC:
67 break;
68 default:
69 dev_err(fdtv->device, "can't start dmx feed: invalid type %u\n",
70 dvbdmxfeed->type);
71 return -EINVAL;
72 }
73
74 if (mutex_lock_interruptible(&fdtv->demux_mutex))
75 return -EINTR;
76
77 if (dvbdmxfeed->type == DMX_TYPE_TS) {
78 switch (dvbdmxfeed->pes_type) {
79 case DMX_TS_PES_VIDEO:
80 case DMX_TS_PES_AUDIO:
81 case DMX_TS_PES_TELETEXT:
82 case DMX_TS_PES_PCR:
83 case DMX_TS_PES_OTHER:
84 c = alloc_channel(fdtv);
85 break;
86 default:
87 dev_err(fdtv->device,
88 "can't start dmx feed: invalid pes type %u\n",
89 dvbdmxfeed->pes_type);
90 ret = -EINVAL;
91 goto out;
92 }
93 } else {
94 c = alloc_channel(fdtv);
95 }
96
97 if (c > 15) {
98 dev_err(fdtv->device, "can't start dmx feed: busy\n");
99 ret = -EBUSY;
100 goto out;
101 }
102
103 dvbdmxfeed->priv = (typeof(dvbdmxfeed->priv))(unsigned long)c;
104 fdtv->channel_pid[c] = dvbdmxfeed->pid;
105 collect_channels(fdtv, &pidc, pids);
106
107 if (dvbdmxfeed->pid == 8192) {
108 ret = avc_tuner_get_ts(fdtv);
109 if (ret) {
110 dealloc_channel(fdtv, c);
111 dev_err(fdtv->device, "can't get TS\n");
112 goto out;
113 }
114 } else {
115 ret = avc_tuner_set_pids(fdtv, pidc, pids);
116 if (ret) {
117 dealloc_channel(fdtv, c);
118 dev_err(fdtv->device, "can't set PIDs\n");
119 goto out;
120 }
121 }
122out:
123 mutex_unlock(&fdtv->demux_mutex);
124
125 return ret;
126}
127
128int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
129{
130 struct dvb_demux *demux = dvbdmxfeed->demux;
131 struct firedtv *fdtv = demux->priv;
132 int pidc, c, ret;
133 u16 pids[16];
134
135 if (dvbdmxfeed->type == DMX_TYPE_TS &&
136 !((dvbdmxfeed->ts_type & TS_PACKET) &&
137 (demux->dmx.frontend->source != DMX_MEMORY_FE))) {
138
139 if (dvbdmxfeed->ts_type & TS_DECODER) {
140 if (dvbdmxfeed->pes_type >= DMX_TS_PES_OTHER ||
141 !demux->pesfilter[dvbdmxfeed->pes_type])
142 return -EINVAL;
143
144 demux->pids[dvbdmxfeed->pes_type] |= 0x8000;
145 demux->pesfilter[dvbdmxfeed->pes_type] = NULL;
146 }
147
148 if (!(dvbdmxfeed->ts_type & TS_DECODER &&
149 dvbdmxfeed->pes_type < DMX_TS_PES_OTHER))
150 return 0;
151 }
152
153 if (mutex_lock_interruptible(&fdtv->demux_mutex))
154 return -EINTR;
155
156 c = (unsigned long)dvbdmxfeed->priv;
157 dealloc_channel(fdtv, c);
158 collect_channels(fdtv, &pidc, pids);
159
160 ret = avc_tuner_set_pids(fdtv, pidc, pids);
161
162 mutex_unlock(&fdtv->demux_mutex);
163
164 return ret;
165}
166
167DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
168
169int fdtv_dvb_register(struct firedtv *fdtv)
170{
171 int err;
172
173 err = dvb_register_adapter(&fdtv->adapter, fdtv_model_names[fdtv->type],
174 THIS_MODULE, fdtv->device, adapter_nr);
175 if (err < 0)
176 goto fail_log;
177
178 /*DMX_TS_FILTERING | DMX_SECTION_FILTERING*/
179 fdtv->demux.dmx.capabilities = 0;
180
181 fdtv->demux.priv = fdtv;
182 fdtv->demux.filternum = 16;
183 fdtv->demux.feednum = 16;
184 fdtv->demux.start_feed = fdtv_start_feed;
185 fdtv->demux.stop_feed = fdtv_stop_feed;
186 fdtv->demux.write_to_decoder = NULL;
187
188 err = dvb_dmx_init(&fdtv->demux);
189 if (err)
190 goto fail_unreg_adapter;
191
192 fdtv->dmxdev.filternum = 16;
193 fdtv->dmxdev.demux = &fdtv->demux.dmx;
194 fdtv->dmxdev.capabilities = 0;
195
196 err = dvb_dmxdev_init(&fdtv->dmxdev, &fdtv->adapter);
197 if (err)
198 goto fail_dmx_release;
199
200 fdtv->frontend.source = DMX_FRONTEND_0;
201
202 err = fdtv->demux.dmx.add_frontend(&fdtv->demux.dmx, &fdtv->frontend);
203 if (err)
204 goto fail_dmxdev_release;
205
206 err = fdtv->demux.dmx.connect_frontend(&fdtv->demux.dmx,
207 &fdtv->frontend);
208 if (err)
209 goto fail_rem_frontend;
210
211 dvb_net_init(&fdtv->adapter, &fdtv->dvbnet, &fdtv->demux.dmx);
212
213 fdtv_frontend_init(fdtv);
214 err = dvb_register_frontend(&fdtv->adapter, &fdtv->fe);
215 if (err)
216 goto fail_net_release;
217
218 err = fdtv_ca_register(fdtv);
219 if (err)
220 dev_info(fdtv->device,
221 "Conditional Access Module not enabled\n");
222 return 0;
223
224fail_net_release:
225 dvb_net_release(&fdtv->dvbnet);
226 fdtv->demux.dmx.close(&fdtv->demux.dmx);
227fail_rem_frontend:
228 fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);
229fail_dmxdev_release:
230 dvb_dmxdev_release(&fdtv->dmxdev);
231fail_dmx_release:
232 dvb_dmx_release(&fdtv->demux);
233fail_unreg_adapter:
234 dvb_unregister_adapter(&fdtv->adapter);
235fail_log:
236 dev_err(fdtv->device, "DVB initialization failed\n");
237 return err;
238}
239
240void fdtv_dvb_unregister(struct firedtv *fdtv)
241{
242 fdtv_ca_release(fdtv);
243 dvb_unregister_frontend(&fdtv->fe);
244 dvb_net_release(&fdtv->dvbnet);
245 fdtv->demux.dmx.close(&fdtv->demux.dmx);
246 fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);
247 dvb_dmxdev_release(&fdtv->dmxdev);
248 dvb_dmx_release(&fdtv->demux);
249 dvb_unregister_adapter(&fdtv->adapter);
250}
251
252const char *fdtv_model_names[] = {
253 [FIREDTV_UNKNOWN] = "unknown type",
254 [FIREDTV_DVB_S] = "FireDTV S/CI",
255 [FIREDTV_DVB_C] = "FireDTV C/CI",
256 [FIREDTV_DVB_T] = "FireDTV T/CI",
257 [FIREDTV_DVB_S2] = "FireDTV S2 ",
258};
259
260struct firedtv *fdtv_alloc(struct device *dev,
261 const struct firedtv_backend *backend,
262 const char *name, size_t name_len)
263{
264 struct firedtv *fdtv;
265 int i;
266
267 fdtv = kzalloc(sizeof(*fdtv), GFP_KERNEL);
268 if (!fdtv)
269 return NULL;
270
271 dev->driver_data = fdtv;
272 fdtv->device = dev;
273 fdtv->isochannel = -1;
274 fdtv->voltage = 0xff;
275 fdtv->tone = 0xff;
276 fdtv->backend = backend;
277
278 mutex_init(&fdtv->avc_mutex);
279 init_waitqueue_head(&fdtv->avc_wait);
280 fdtv->avc_reply_received = true;
281 mutex_init(&fdtv->demux_mutex);
282 INIT_WORK(&fdtv->remote_ctrl_work, avc_remote_ctrl_work);
283
284 for (i = ARRAY_SIZE(fdtv_model_names); --i; )
285 if (strlen(fdtv_model_names[i]) <= name_len &&
286 strncmp(name, fdtv_model_names[i], name_len) == 0)
287 break;
288 fdtv->type = i;
289
290 return fdtv;
291}
292
293#define MATCH_FLAGS (IEEE1394_MATCH_VENDOR_ID | IEEE1394_MATCH_MODEL_ID | \
294 IEEE1394_MATCH_SPECIFIER_ID | IEEE1394_MATCH_VERSION)
295
296#define DIGITAL_EVERYWHERE_OUI 0x001287
297#define AVC_UNIT_SPEC_ID_ENTRY 0x00a02d
298#define AVC_SW_VERSION_ENTRY 0x010001
299
300static struct ieee1394_device_id fdtv_id_table[] = {
301 {
302 /* FloppyDTV S/CI and FloppyDTV S2 */
303 .match_flags = MATCH_FLAGS,
304 .vendor_id = DIGITAL_EVERYWHERE_OUI,
305 .model_id = 0x000024,
306 .specifier_id = AVC_UNIT_SPEC_ID_ENTRY,
307 .version = AVC_SW_VERSION_ENTRY,
308 }, {
309 /* FloppyDTV T/CI */
310 .match_flags = MATCH_FLAGS,
311 .vendor_id = DIGITAL_EVERYWHERE_OUI,
312 .model_id = 0x000025,
313 .specifier_id = AVC_UNIT_SPEC_ID_ENTRY,
314 .version = AVC_SW_VERSION_ENTRY,
315 }, {
316 /* FloppyDTV C/CI */
317 .match_flags = MATCH_FLAGS,
318 .vendor_id = DIGITAL_EVERYWHERE_OUI,
319 .model_id = 0x000026,
320 .specifier_id = AVC_UNIT_SPEC_ID_ENTRY,
321 .version = AVC_SW_VERSION_ENTRY,
322 }, {
323 /* FireDTV S/CI and FloppyDTV S2 */
324 .match_flags = MATCH_FLAGS,
325 .vendor_id = DIGITAL_EVERYWHERE_OUI,
326 .model_id = 0x000034,
327 .specifier_id = AVC_UNIT_SPEC_ID_ENTRY,
328 .version = AVC_SW_VERSION_ENTRY,
329 }, {
330 /* FireDTV T/CI */
331 .match_flags = MATCH_FLAGS,
332 .vendor_id = DIGITAL_EVERYWHERE_OUI,
333 .model_id = 0x000035,
334 .specifier_id = AVC_UNIT_SPEC_ID_ENTRY,
335 .version = AVC_SW_VERSION_ENTRY,
336 }, {
337 /* FireDTV C/CI */
338 .match_flags = MATCH_FLAGS,
339 .vendor_id = DIGITAL_EVERYWHERE_OUI,
340 .model_id = 0x000036,
341 .specifier_id = AVC_UNIT_SPEC_ID_ENTRY,
342 .version = AVC_SW_VERSION_ENTRY,
343 }, {}
344};
345MODULE_DEVICE_TABLE(ieee1394, fdtv_id_table);
346
347static int __init fdtv_init(void)
348{
349 return fdtv_1394_init(fdtv_id_table);
350}
351
352static void __exit fdtv_exit(void)
353{
354 fdtv_1394_exit();
355}
356
357module_init(fdtv_init);
358module_exit(fdtv_exit);
359
360MODULE_AUTHOR("Andreas Monitzer <andy@monitzer.com>");
361MODULE_AUTHOR("Ben Backx <ben@bbackx.com>");
362MODULE_DESCRIPTION("FireDTV DVB Driver");
363MODULE_LICENSE("GPL");
364MODULE_SUPPORTED_DEVICE("FireDTV DVB");
diff --git a/drivers/media/dvb/firewire/firedtv-fe.c b/drivers/media/dvb/firewire/firedtv-fe.c
new file mode 100644
index 000000000000..7ba43630a25d
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-fe.c
@@ -0,0 +1,247 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 */
12
13#include <linux/device.h>
14#include <linux/errno.h>
15#include <linux/kernel.h>
16#include <linux/string.h>
17#include <linux/types.h>
18
19#include <dvb_frontend.h>
20
21#include "firedtv.h"
22
23static int fdtv_dvb_init(struct dvb_frontend *fe)
24{
25 struct firedtv *fdtv = fe->sec_priv;
26 int err;
27
28 /* FIXME - allocate free channel at IRM */
29 fdtv->isochannel = fdtv->adapter.num;
30
31 err = cmp_establish_pp_connection(fdtv, fdtv->subunit,
32 fdtv->isochannel);
33 if (err) {
34 dev_err(fdtv->device,
35 "could not establish point to point connection\n");
36 return err;
37 }
38
39 return fdtv->backend->start_iso(fdtv);
40}
41
42static int fdtv_sleep(struct dvb_frontend *fe)
43{
44 struct firedtv *fdtv = fe->sec_priv;
45
46 fdtv->backend->stop_iso(fdtv);
47 cmp_break_pp_connection(fdtv, fdtv->subunit, fdtv->isochannel);
48 fdtv->isochannel = -1;
49 return 0;
50}
51
52#define LNBCONTROL_DONTCARE 0xff
53
54static int fdtv_diseqc_send_master_cmd(struct dvb_frontend *fe,
55 struct dvb_diseqc_master_cmd *cmd)
56{
57 struct firedtv *fdtv = fe->sec_priv;
58
59 return avc_lnb_control(fdtv, LNBCONTROL_DONTCARE, LNBCONTROL_DONTCARE,
60 LNBCONTROL_DONTCARE, 1, cmd);
61}
62
63static int fdtv_diseqc_send_burst(struct dvb_frontend *fe,
64 fe_sec_mini_cmd_t minicmd)
65{
66 return 0;
67}
68
69static int fdtv_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
70{
71 struct firedtv *fdtv = fe->sec_priv;
72
73 fdtv->tone = tone;
74 return 0;
75}
76
77static int fdtv_set_voltage(struct dvb_frontend *fe,
78 fe_sec_voltage_t voltage)
79{
80 struct firedtv *fdtv = fe->sec_priv;
81
82 fdtv->voltage = voltage;
83 return 0;
84}
85
86static int fdtv_read_status(struct dvb_frontend *fe, fe_status_t *status)
87{
88 struct firedtv *fdtv = fe->sec_priv;
89 struct firedtv_tuner_status stat;
90
91 if (avc_tuner_status(fdtv, &stat))
92 return -EINVAL;
93
94 if (stat.no_rf)
95 *status = 0;
96 else
97 *status = FE_HAS_SIGNAL | FE_HAS_VITERBI | FE_HAS_SYNC |
98 FE_HAS_CARRIER | FE_HAS_LOCK;
99 return 0;
100}
101
102static int fdtv_read_ber(struct dvb_frontend *fe, u32 *ber)
103{
104 struct firedtv *fdtv = fe->sec_priv;
105 struct firedtv_tuner_status stat;
106
107 if (avc_tuner_status(fdtv, &stat))
108 return -EINVAL;
109
110 *ber = stat.ber;
111 return 0;
112}
113
114static int fdtv_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
115{
116 struct firedtv *fdtv = fe->sec_priv;
117 struct firedtv_tuner_status stat;
118
119 if (avc_tuner_status(fdtv, &stat))
120 return -EINVAL;
121
122 *strength = stat.signal_strength << 8;
123 return 0;
124}
125
126static int fdtv_read_snr(struct dvb_frontend *fe, u16 *snr)
127{
128 struct firedtv *fdtv = fe->sec_priv;
129 struct firedtv_tuner_status stat;
130
131 if (avc_tuner_status(fdtv, &stat))
132 return -EINVAL;
133
134 /* C/N[dB] = -10 * log10(snr / 65535) */
135 *snr = stat.carrier_noise_ratio * 257;
136 return 0;
137}
138
139static int fdtv_read_uncorrected_blocks(struct dvb_frontend *fe, u32 *ucblocks)
140{
141 return -EOPNOTSUPP;
142}
143
144#define ACCEPTED 0x9
145
146static int fdtv_set_frontend(struct dvb_frontend *fe,
147 struct dvb_frontend_parameters *params)
148{
149 struct firedtv *fdtv = fe->sec_priv;
150
151 /* FIXME: avc_tuner_dsd never returns ACCEPTED. Check status? */
152 if (avc_tuner_dsd(fdtv, params) != ACCEPTED)
153 return -EINVAL;
154 else
155 return 0; /* not sure of this... */
156}
157
158static int fdtv_get_frontend(struct dvb_frontend *fe,
159 struct dvb_frontend_parameters *params)
160{
161 return -EOPNOTSUPP;
162}
163
164void fdtv_frontend_init(struct firedtv *fdtv)
165{
166 struct dvb_frontend_ops *ops = &fdtv->fe.ops;
167 struct dvb_frontend_info *fi = &ops->info;
168
169 ops->init = fdtv_dvb_init;
170 ops->sleep = fdtv_sleep;
171
172 ops->set_frontend = fdtv_set_frontend;
173 ops->get_frontend = fdtv_get_frontend;
174
175 ops->read_status = fdtv_read_status;
176 ops->read_ber = fdtv_read_ber;
177 ops->read_signal_strength = fdtv_read_signal_strength;
178 ops->read_snr = fdtv_read_snr;
179 ops->read_ucblocks = fdtv_read_uncorrected_blocks;
180
181 ops->diseqc_send_master_cmd = fdtv_diseqc_send_master_cmd;
182 ops->diseqc_send_burst = fdtv_diseqc_send_burst;
183 ops->set_tone = fdtv_set_tone;
184 ops->set_voltage = fdtv_set_voltage;
185
186 switch (fdtv->type) {
187 case FIREDTV_DVB_S:
188 case FIREDTV_DVB_S2:
189 fi->type = FE_QPSK;
190
191 fi->frequency_min = 950000;
192 fi->frequency_max = 2150000;
193 fi->frequency_stepsize = 125;
194 fi->symbol_rate_min = 1000000;
195 fi->symbol_rate_max = 40000000;
196
197 fi->caps = FE_CAN_INVERSION_AUTO |
198 FE_CAN_FEC_1_2 |
199 FE_CAN_FEC_2_3 |
200 FE_CAN_FEC_3_4 |
201 FE_CAN_FEC_5_6 |
202 FE_CAN_FEC_7_8 |
203 FE_CAN_FEC_AUTO |
204 FE_CAN_QPSK;
205 break;
206
207 case FIREDTV_DVB_C:
208 fi->type = FE_QAM;
209
210 fi->frequency_min = 47000000;
211 fi->frequency_max = 866000000;
212 fi->frequency_stepsize = 62500;
213 fi->symbol_rate_min = 870000;
214 fi->symbol_rate_max = 6900000;
215
216 fi->caps = FE_CAN_INVERSION_AUTO |
217 FE_CAN_QAM_16 |
218 FE_CAN_QAM_32 |
219 FE_CAN_QAM_64 |
220 FE_CAN_QAM_128 |
221 FE_CAN_QAM_256 |
222 FE_CAN_QAM_AUTO;
223 break;
224
225 case FIREDTV_DVB_T:
226 fi->type = FE_OFDM;
227
228 fi->frequency_min = 49000000;
229 fi->frequency_max = 861000000;
230 fi->frequency_stepsize = 62500;
231
232 fi->caps = FE_CAN_INVERSION_AUTO |
233 FE_CAN_FEC_2_3 |
234 FE_CAN_TRANSMISSION_MODE_AUTO |
235 FE_CAN_GUARD_INTERVAL_AUTO |
236 FE_CAN_HIERARCHY_AUTO;
237 break;
238
239 default:
240 dev_err(fdtv->device, "no frontend for model type %d\n",
241 fdtv->type);
242 }
243 strcpy(fi->name, fdtv_model_names[fdtv->type]);
244
245 fdtv->fe.dvb = &fdtv->adapter;
246 fdtv->fe.sec_priv = fdtv;
247}
diff --git a/drivers/media/dvb/firewire/firedtv-rc.c b/drivers/media/dvb/firewire/firedtv-rc.c
new file mode 100644
index 000000000000..46a6324d7b73
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv-rc.c
@@ -0,0 +1,190 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of
9 * the License, or (at your option) any later version.
10 */
11
12#include <linux/bitops.h>
13#include <linux/input.h>
14#include <linux/kernel.h>
15#include <linux/string.h>
16#include <linux/types.h>
17
18#include "firedtv.h"
19
20/* fixed table with older keycodes, geared towards MythTV */
21const static u16 oldtable[] = {
22
23 /* code from device: 0x4501...0x451f */
24
25 KEY_ESC,
26 KEY_F9,
27 KEY_1,
28 KEY_2,
29 KEY_3,
30 KEY_4,
31 KEY_5,
32 KEY_6,
33 KEY_7,
34 KEY_8,
35 KEY_9,
36 KEY_I,
37 KEY_0,
38 KEY_ENTER,
39 KEY_RED,
40 KEY_UP,
41 KEY_GREEN,
42 KEY_F10,
43 KEY_SPACE,
44 KEY_F11,
45 KEY_YELLOW,
46 KEY_DOWN,
47 KEY_BLUE,
48 KEY_Z,
49 KEY_P,
50 KEY_PAGEDOWN,
51 KEY_LEFT,
52 KEY_W,
53 KEY_RIGHT,
54 KEY_P,
55 KEY_M,
56
57 /* code from device: 0x4540...0x4542 */
58
59 KEY_R,
60 KEY_V,
61 KEY_C,
62};
63
64/* user-modifiable table for a remote as sold in 2008 */
65const static u16 keytable[] = {
66
67 /* code from device: 0x0300...0x031f */
68
69 [0x00] = KEY_POWER,
70 [0x01] = KEY_SLEEP,
71 [0x02] = KEY_STOP,
72 [0x03] = KEY_OK,
73 [0x04] = KEY_RIGHT,
74 [0x05] = KEY_1,
75 [0x06] = KEY_2,
76 [0x07] = KEY_3,
77 [0x08] = KEY_LEFT,
78 [0x09] = KEY_4,
79 [0x0a] = KEY_5,
80 [0x0b] = KEY_6,
81 [0x0c] = KEY_UP,
82 [0x0d] = KEY_7,
83 [0x0e] = KEY_8,
84 [0x0f] = KEY_9,
85 [0x10] = KEY_DOWN,
86 [0x11] = KEY_TITLE, /* "OSD" - fixme */
87 [0x12] = KEY_0,
88 [0x13] = KEY_F20, /* "16:9" - fixme */
89 [0x14] = KEY_SCREEN, /* "FULL" - fixme */
90 [0x15] = KEY_MUTE,
91 [0x16] = KEY_SUBTITLE,
92 [0x17] = KEY_RECORD,
93 [0x18] = KEY_TEXT,
94 [0x19] = KEY_AUDIO,
95 [0x1a] = KEY_RED,
96 [0x1b] = KEY_PREVIOUS,
97 [0x1c] = KEY_REWIND,
98 [0x1d] = KEY_PLAYPAUSE,
99 [0x1e] = KEY_NEXT,
100 [0x1f] = KEY_VOLUMEUP,
101
102 /* code from device: 0x0340...0x0354 */
103
104 [0x20] = KEY_CHANNELUP,
105 [0x21] = KEY_F21, /* "4:3" - fixme */
106 [0x22] = KEY_TV,
107 [0x23] = KEY_DVD,
108 [0x24] = KEY_VCR,
109 [0x25] = KEY_AUX,
110 [0x26] = KEY_GREEN,
111 [0x27] = KEY_YELLOW,
112 [0x28] = KEY_BLUE,
113 [0x29] = KEY_CHANNEL, /* "CH.LIST" */
114 [0x2a] = KEY_VENDOR, /* "CI" - fixme */
115 [0x2b] = KEY_VOLUMEDOWN,
116 [0x2c] = KEY_CHANNELDOWN,
117 [0x2d] = KEY_LAST,
118 [0x2e] = KEY_INFO,
119 [0x2f] = KEY_FORWARD,
120 [0x30] = KEY_LIST,
121 [0x31] = KEY_FAVORITES,
122 [0x32] = KEY_MENU,
123 [0x33] = KEY_EPG,
124 [0x34] = KEY_EXIT,
125};
126
127int fdtv_register_rc(struct firedtv *fdtv, struct device *dev)
128{
129 struct input_dev *idev;
130 int i, err;
131
132 idev = input_allocate_device();
133 if (!idev)
134 return -ENOMEM;
135
136 fdtv->remote_ctrl_dev = idev;
137 idev->name = "FireDTV remote control";
138 idev->dev.parent = dev;
139 idev->evbit[0] = BIT_MASK(EV_KEY);
140 idev->keycode = kmemdup(keytable, sizeof(keytable), GFP_KERNEL);
141 if (!idev->keycode) {
142 err = -ENOMEM;
143 goto fail;
144 }
145 idev->keycodesize = sizeof(keytable[0]);
146 idev->keycodemax = ARRAY_SIZE(keytable);
147
148 for (i = 0; i < ARRAY_SIZE(keytable); i++)
149 set_bit(keytable[i], idev->keybit);
150
151 err = input_register_device(idev);
152 if (err)
153 goto fail_free_keymap;
154
155 return 0;
156
157fail_free_keymap:
158 kfree(idev->keycode);
159fail:
160 input_free_device(idev);
161 return err;
162}
163
164void fdtv_unregister_rc(struct firedtv *fdtv)
165{
166 kfree(fdtv->remote_ctrl_dev->keycode);
167 input_unregister_device(fdtv->remote_ctrl_dev);
168}
169
170void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code)
171{
172 u16 *keycode = fdtv->remote_ctrl_dev->keycode;
173
174 if (code >= 0x0300 && code <= 0x031f)
175 code = keycode[code - 0x0300];
176 else if (code >= 0x0340 && code <= 0x0354)
177 code = keycode[code - 0x0320];
178 else if (code >= 0x4501 && code <= 0x451f)
179 code = oldtable[code - 0x4501];
180 else if (code >= 0x4540 && code <= 0x4542)
181 code = oldtable[code - 0x4521];
182 else {
183 printk(KERN_DEBUG "firedtv: invalid key code 0x%04x "
184 "from remote control\n", code);
185 return;
186 }
187
188 input_report_key(fdtv->remote_ctrl_dev, code, 1);
189 input_report_key(fdtv->remote_ctrl_dev, code, 0);
190}
diff --git a/drivers/media/dvb/firewire/firedtv.h b/drivers/media/dvb/firewire/firedtv.h
new file mode 100644
index 000000000000..d48530b81e61
--- /dev/null
+++ b/drivers/media/dvb/firewire/firedtv.h
@@ -0,0 +1,182 @@
1/*
2 * FireDTV driver (formerly known as FireSAT)
3 *
4 * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
5 * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 */
12
13#ifndef _FIREDTV_H
14#define _FIREDTV_H
15
16#include <linux/dvb/dmx.h>
17#include <linux/dvb/frontend.h>
18#include <linux/list.h>
19#include <linux/mutex.h>
20#include <linux/spinlock_types.h>
21#include <linux/types.h>
22#include <linux/wait.h>
23#include <linux/workqueue.h>
24
25#include <demux.h>
26#include <dmxdev.h>
27#include <dvb_demux.h>
28#include <dvb_frontend.h>
29#include <dvb_net.h>
30#include <dvbdev.h>
31
32struct firedtv_tuner_status {
33 unsigned active_system:8;
34 unsigned searching:1;
35 unsigned moving:1;
36 unsigned no_rf:1;
37 unsigned input:1;
38 unsigned selected_antenna:7;
39 unsigned ber:32;
40 unsigned signal_strength:8;
41 unsigned raster_frequency:2;
42 unsigned rf_frequency:22;
43 unsigned man_dep_info_length:8;
44 unsigned front_end_error:1;
45 unsigned antenna_error:1;
46 unsigned front_end_power_status:1;
47 unsigned power_supply:1;
48 unsigned carrier_noise_ratio:16;
49 unsigned power_supply_voltage:8;
50 unsigned antenna_voltage:8;
51 unsigned firewire_bus_voltage:8;
52 unsigned ca_mmi:1;
53 unsigned ca_pmt_reply:1;
54 unsigned ca_date_time_request:1;
55 unsigned ca_application_info:1;
56 unsigned ca_module_present_status:1;
57 unsigned ca_dvb_flag:1;
58 unsigned ca_error_flag:1;
59 unsigned ca_initialization_status:1;
60};
61
62enum model_type {
63 FIREDTV_UNKNOWN = 0,
64 FIREDTV_DVB_S = 1,
65 FIREDTV_DVB_C = 2,
66 FIREDTV_DVB_T = 3,
67 FIREDTV_DVB_S2 = 4,
68};
69
70struct device;
71struct input_dev;
72struct firedtv;
73
74struct firedtv_backend {
75 int (*lock)(struct firedtv *fdtv, u64 addr, void *data, __be32 arg);
76 int (*read)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
77 int (*write)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
78 int (*start_iso)(struct firedtv *fdtv);
79 void (*stop_iso)(struct firedtv *fdtv);
80};
81
82struct firedtv {
83 struct device *device;
84 struct list_head list;
85
86 struct dvb_adapter adapter;
87 struct dmxdev dmxdev;
88 struct dvb_demux demux;
89 struct dmx_frontend frontend;
90 struct dvb_net dvbnet;
91 struct dvb_frontend fe;
92
93 struct dvb_device *cadev;
94 int ca_last_command;
95 int ca_time_interval;
96
97 struct mutex avc_mutex;
98 wait_queue_head_t avc_wait;
99 bool avc_reply_received;
100 struct work_struct remote_ctrl_work;
101 struct input_dev *remote_ctrl_dev;
102
103 enum model_type type;
104 char subunit;
105 char isochannel;
106 fe_sec_voltage_t voltage;
107 fe_sec_tone_mode_t tone;
108
109 const struct firedtv_backend *backend;
110 void *backend_data;
111
112 struct mutex demux_mutex;
113 unsigned long channel_active;
114 u16 channel_pid[16];
115
116 size_t response_length;
117 u8 response[512];
118};
119
120/* firedtv-1394.c */
121#ifdef CONFIG_DVB_FIREDTV_IEEE1394
122int fdtv_1394_init(struct ieee1394_device_id id_table[]);
123void fdtv_1394_exit(void);
124#else
125static inline int fdtv_1394_init(struct ieee1394_device_id it[]) { return 0; }
126static inline void fdtv_1394_exit(void) {}
127#endif
128
129/* firedtv-avc.c */
130int avc_recv(struct firedtv *fdtv, void *data, size_t length);
131int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat);
132struct dvb_frontend_parameters;
133int avc_tuner_dsd(struct firedtv *fdtv, struct dvb_frontend_parameters *params);
134int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[]);
135int avc_tuner_get_ts(struct firedtv *fdtv);
136int avc_identify_subunit(struct firedtv *fdtv);
137struct dvb_diseqc_master_cmd;
138int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
139 char conttone, char nrdiseq,
140 struct dvb_diseqc_master_cmd *diseqcmd);
141void avc_remote_ctrl_work(struct work_struct *work);
142int avc_register_remote_control(struct firedtv *fdtv);
143int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len);
144int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len);
145int avc_ca_reset(struct firedtv *fdtv);
146int avc_ca_pmt(struct firedtv *fdtv, char *app_info, int length);
147int avc_ca_get_time_date(struct firedtv *fdtv, int *interval);
148int avc_ca_enter_menu(struct firedtv *fdtv);
149int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len);
150int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel);
151void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel);
152
153/* firedtv-ci.c */
154int fdtv_ca_register(struct firedtv *fdtv);
155void fdtv_ca_release(struct firedtv *fdtv);
156
157/* firedtv-dvb.c */
158int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed);
159int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed);
160int fdtv_dvb_register(struct firedtv *fdtv);
161void fdtv_dvb_unregister(struct firedtv *fdtv);
162struct firedtv *fdtv_alloc(struct device *dev,
163 const struct firedtv_backend *backend,
164 const char *name, size_t name_len);
165extern const char *fdtv_model_names[];
166
167/* firedtv-fe.c */
168void fdtv_frontend_init(struct firedtv *fdtv);
169
170/* firedtv-rc.c */
171#ifdef CONFIG_DVB_FIREDTV_INPUT
172int fdtv_register_rc(struct firedtv *fdtv, struct device *dev);
173void fdtv_unregister_rc(struct firedtv *fdtv);
174void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code);
175#else
176static inline int fdtv_register_rc(struct firedtv *fdtv,
177 struct device *dev) { return 0; }
178static inline void fdtv_unregister_rc(struct firedtv *fdtv) {}
179static inline void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code) {}
180#endif
181
182#endif /* _FIREDTV_H */
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 4fb86a0061d0..f18a919be70b 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -715,6 +715,13 @@ struct inode *ext4_new_inode(handle_t *handle, struct inode *dir, int mode)
715 715
716 if (sbi->s_log_groups_per_flex) { 716 if (sbi->s_log_groups_per_flex) {
717 ret2 = find_group_flex(sb, dir, &group); 717 ret2 = find_group_flex(sb, dir, &group);
718 if (ret2 == -1) {
719 ret2 = find_group_other(sb, dir, &group);
720 if (ret2 == 0 && printk_ratelimit())
721 printk(KERN_NOTICE "ext4: find_group_flex "
722 "failed, fallback succeeded dir %lu\n",
723 dir->i_ino);
724 }
718 goto got_group; 725 goto got_group;
719 } 726 }
720 727
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index cbd2ca99d113..51cdd13e1c31 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1368,6 +1368,10 @@ retry:
1368 goto out; 1368 goto out;
1369 } 1369 }
1370 1370
1371 /* We cannot recurse into the filesystem as the transaction is already
1372 * started */
1373 flags |= AOP_FLAG_NOFS;
1374
1371 page = grab_cache_page_write_begin(mapping, index, flags); 1375 page = grab_cache_page_write_begin(mapping, index, flags);
1372 if (!page) { 1376 if (!page) {
1373 ext4_journal_stop(handle); 1377 ext4_journal_stop(handle);
@@ -1377,7 +1381,7 @@ retry:
1377 *pagep = page; 1381 *pagep = page;
1378 1382
1379 ret = block_write_begin(file, mapping, pos, len, flags, pagep, fsdata, 1383 ret = block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
1380 ext4_get_block); 1384 ext4_get_block);
1381 1385
1382 if (!ret && ext4_should_journal_data(inode)) { 1386 if (!ret && ext4_should_journal_data(inode)) {
1383 ret = walk_page_buffers(handle, page_buffers(page), 1387 ret = walk_page_buffers(handle, page_buffers(page),
@@ -2667,6 +2671,9 @@ retry:
2667 ret = PTR_ERR(handle); 2671 ret = PTR_ERR(handle);
2668 goto out; 2672 goto out;
2669 } 2673 }
2674 /* We cannot recurse into the filesystem as the transaction is already
2675 * started */
2676 flags |= AOP_FLAG_NOFS;
2670 2677
2671 page = grab_cache_page_write_begin(mapping, index, flags); 2678 page = grab_cache_page_write_begin(mapping, index, flags);
2672 if (!page) { 2679 if (!page) {
generated by cgit v1.2.2 (git 2.25.0) at 2025-11-01 22:06:51 -0400