Merge branch 'firedtv-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee139...
authorLinus Torvalds <torvalds@linux-foundation.org>
Tue, 24 Feb 2009 23:39:54 +0000 (15:39 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 24 Feb 2009 23:39:54 +0000 (15:39 -0800)
* 'firedtv-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  firedtv: dvb_frontend_info for FireDTV S2, fix "frequency limits undefined" error
  firedtv: massive refactoring
  firedtv: rename files, variables, functions from firesat to firedtv
  firedtv: Use DEFINE_SPINLOCK
  firedtv: fix registration - adapter number could only be zero
  firedtv: use length_field() of PMT as length
  firedtv: fix returned struct for ca_info
  firedtv: cleanups and minor fixes
  ieee1394: remove superfluous assertions
  ieee1394: inherit ud vendor_id from node vendor_id
  ieee1394: add hpsb_node_read() and hpsb_node_lock()
  ieee1394: use correct barrier types between accesses of nodeid and generation
  firesat: copyrights, rename to firedtv, API conversions, fix remote control input
  firesat: avc resend
  firesat: update isochronous interface, add CI support
  firesat: add DVB-S support for DVB-S2 devices
  firesat: fix DVB-S2 device recognition
  DVB: add firesat driver

18 files changed:
drivers/ieee1394/dma.h
drivers/ieee1394/ieee1394_core.c
drivers/ieee1394/ieee1394_transactions.c
drivers/ieee1394/ieee1394_transactions.h
drivers/ieee1394/iso.h
drivers/ieee1394/nodemgr.c
drivers/ieee1394/nodemgr.h
drivers/media/dvb/Kconfig
drivers/media/dvb/Makefile
drivers/media/dvb/firewire/Kconfig [new file with mode: 0644]
drivers/media/dvb/firewire/Makefile [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv-1394.c [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv-avc.c [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv-ci.c [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv-dvb.c [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv-fe.c [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv-rc.c [new file with mode: 0644]
drivers/media/dvb/firewire/firedtv.h [new file with mode: 0644]

index 2727bcd24194c6e36651fadbc9439721708e93a8..467373cab8e5a1fc7ed1ffcea2e14560b8898db3 100644 (file)
@@ -12,6 +12,7 @@
 
 #include <asm/types.h>
 
+struct file;
 struct pci_dev;
 struct scatterlist;
 struct vm_area_struct;
index 2beb8d94f7bd3b7584c2c30003c98892b97d3e43..1028e725a27e2ca96248b6957688a94a821b3ca6 100644 (file)
@@ -1314,6 +1314,7 @@ EXPORT_SYMBOL(hpsb_make_lock64packet);
 EXPORT_SYMBOL(hpsb_make_phypacket);
 EXPORT_SYMBOL(hpsb_read);
 EXPORT_SYMBOL(hpsb_write);
+EXPORT_SYMBOL(hpsb_lock);
 EXPORT_SYMBOL(hpsb_packet_success);
 
 /** highlevel.c **/
index 10c3d9f8c038ea944750bff2e913ef8b3c12d8b0..675b3135d5f19a78816976b0835deb54468c94af 100644 (file)
@@ -501,8 +501,6 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
        if (length == 0)
                return -EINVAL;
 
-       BUG_ON(in_interrupt()); // We can't be called in an interrupt, yet
-
        packet = hpsb_make_readpacket(host, node, addr, length);
 
        if (!packet) {
@@ -550,8 +548,6 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
        if (length == 0)
                return -EINVAL;
 
-       BUG_ON(in_interrupt()); // We can't be called in an interrupt, yet
-
        packet = hpsb_make_writepacket(host, node, addr, buffer, length);
 
        if (!packet)
@@ -570,3 +566,30 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 
        return retval;
 }
+
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+             u64 addr, int extcode, quadlet_t *data, quadlet_t arg)
+{
+       struct hpsb_packet *packet;
+       int retval = 0;
+
+       packet = hpsb_make_lockpacket(host, node, addr, extcode, data, arg);
+       if (!packet)
+               return -ENOMEM;
+
+       packet->generation = generation;
+       retval = hpsb_send_packet_and_wait(packet);
+       if (retval < 0)
+               goto hpsb_lock_fail;
+
+       retval = hpsb_packet_success(packet);
+
+       if (retval == 0)
+               *data = packet->data[0];
+
+hpsb_lock_fail:
+       hpsb_free_tlabel(packet);
+       hpsb_free_packet(packet);
+
+       return retval;
+}
index d2d5bc3546d74093b2fe0ce56ef913b63ef6648e..20b693be14b22f558491285e895e7cad5bf20828 100644 (file)
@@ -30,6 +30,8 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
              u64 addr, quadlet_t *buffer, size_t length);
 int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
               u64 addr, quadlet_t *buffer, size_t length);
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+             u64 addr, int extcode, quadlet_t *data, quadlet_t arg);
 
 #ifdef HPSB_DEBUG_TLABELS
 extern spinlock_t hpsb_tlabel_lock;
index b5de5f21ef78a57e45032500867fdb24538de00e..c2089c093aa76eaf1165391a3ea2d8d5b023b960 100644 (file)
@@ -13,6 +13,7 @@
 #define IEEE1394_ISO_H
 
 #include <linux/spinlock_types.h>
+#include <linux/wait.h>
 #include <asm/atomic.h>
 #include <asm/types.h>
 
index 906c5a98d8142585a1ad86ef2c1d55f9b16cc3eb..53aada5bbe1ebad918803836b8752a21cecbb37e 100644 (file)
@@ -971,6 +971,9 @@ static struct unit_directory *nodemgr_process_unit_directory
        ud->ud_kv = ud_kv;
        ud->id = (*id)++;
 
+       /* inherit vendor_id from root directory if none exists in unit dir */
+       ud->vendor_id = ne->vendor_id;
+
        csr1212_for_each_dir_entry(ne->csr, kv, ud_kv, dentry) {
                switch (kv->key.id) {
                case CSR1212_KV_ID_VENDOR:
@@ -1265,7 +1268,8 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr,
                csr1212_destroy_csr(csr);
        }
 
-       /* Mark the node current */
+       /* Finally, mark the node current */
+       smp_wmb();
        ne->generation = generation;
 
        if (ne->in_limbo) {
@@ -1798,7 +1802,7 @@ void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet)
 {
        packet->host = ne->host;
        packet->generation = ne->generation;
-       barrier();
+       smp_rmb();
        packet->node_id = ne->nodeid;
 }
 
@@ -1807,7 +1811,7 @@ int hpsb_node_write(struct node_entry *ne, u64 addr,
 {
        unsigned int generation = ne->generation;
 
-       barrier();
+       smp_rmb();
        return hpsb_write(ne->host, ne->nodeid, generation,
                          addr, buffer, length);
 }
index 15ea09733e84fbc1ee4588f730ed77b049aa1e5c..ee5acdbd114aed18c942fd11c6a38bbc3193be10 100644 (file)
 #define _IEEE1394_NODEMGR_H
 
 #include <linux/device.h>
+#include <asm/system.h>
 #include <asm/types.h>
 
 #include "ieee1394_core.h"
+#include "ieee1394_transactions.h"
 #include "ieee1394_types.h"
 
 struct csr1212_csr;
@@ -154,6 +156,22 @@ static inline int hpsb_node_entry_valid(struct node_entry *ne)
 void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet);
 int hpsb_node_write(struct node_entry *ne, u64 addr,
                    quadlet_t *buffer, size_t length);
+static inline int hpsb_node_read(struct node_entry *ne, u64 addr,
+                                quadlet_t *buffer, size_t length)
+{
+       unsigned int g = ne->generation;
+
+       smp_rmb();
+       return hpsb_read(ne->host, ne->nodeid, g, addr, buffer, length);
+}
+static inline int hpsb_node_lock(struct node_entry *ne, u64 addr, int extcode,
+                                quadlet_t *buffer, quadlet_t arg)
+{
+       unsigned int g = ne->generation;
+
+       smp_rmb();
+       return hpsb_lock(ne->host, ne->nodeid, g, addr, extcode, buffer, arg);
+}
 int nodemgr_for_each_host(void *data, int (*cb)(struct hpsb_host *, void *));
 
 int init_ieee1394_nodemgr(void);
index 40ebde53b3ce22443a60be62357c5722f64f256d..b0198691892a4a4ecab85d7febccf554c5dfe381 100644 (file)
@@ -51,6 +51,10 @@ comment "Supported SDMC DM1105 Adapters"
        depends on DVB_CORE && PCI && I2C
 source "drivers/media/dvb/dm1105/Kconfig"
 
+comment "Supported FireWire (IEEE 1394) Adapters"
+       depends on DVB_CORE && IEEE1394
+source "drivers/media/dvb/firewire/Kconfig"
+
 comment "Supported DVB Frontends"
        depends on DVB_CORE
 source "drivers/media/dvb/frontends/Kconfig"
index f91e9eb15e52effa8e9f15d1e0e2e4573beeae59..6092a5bb5a7d8901562e4efee7868cb003819d4f 100644 (file)
@@ -3,3 +3,5 @@
 #
 
 obj-y        := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/
+
+obj-$(CONFIG_DVB_FIREDTV)      += firewire/
diff --git a/drivers/media/dvb/firewire/Kconfig b/drivers/media/dvb/firewire/Kconfig
new file mode 100644 (file)
index 0000000..6902825
--- /dev/null
@@ -0,0 +1,22 @@
+config DVB_FIREDTV
+       tristate "FireDTV and FloppyDTV"
+       depends on DVB_CORE && IEEE1394
+       help
+         Support for DVB receivers from Digital Everywhere
+         which are connected via IEEE 1394 (FireWire).
+
+         These devices don't have an MPEG decoder built in,
+         so you need an external software decoder to watch TV.
+
+         To compile this driver as a module, say M here:
+         the module will be called firedtv.
+
+if DVB_FIREDTV
+
+config DVB_FIREDTV_IEEE1394
+       def_bool IEEE1394
+
+config DVB_FIREDTV_INPUT
+       def_bool INPUT = y || (INPUT = m && DVB_FIREDTV = m)
+
+endif # DVB_FIREDTV
diff --git a/drivers/media/dvb/firewire/Makefile b/drivers/media/dvb/firewire/Makefile
new file mode 100644 (file)
index 0000000..2034695
--- /dev/null
@@ -0,0 +1,8 @@
+obj-$(CONFIG_DVB_FIREDTV) += firedtv.o
+
+firedtv-y := firedtv-avc.o firedtv-ci.o firedtv-dvb.o firedtv-fe.o
+firedtv-$(CONFIG_DVB_FIREDTV_IEEE1394) += firedtv-1394.o
+firedtv-$(CONFIG_DVB_FIREDTV_INPUT)    += firedtv-rc.o
+
+ccflags-y += -Idrivers/media/dvb/dvb-core
+ccflags-$(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 (file)
index 0000000..4e20765
--- /dev/null
@@ -0,0 +1,285 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2007-2008 Ben Backx <ben@bbackx.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+#include <dma.h>
+#include <csr1212.h>
+#include <highlevel.h>
+#include <hosts.h>
+#include <ieee1394.h>
+#include <iso.h>
+#include <nodemgr.h>
+
+#include "firedtv.h"
+
+static LIST_HEAD(node_list);
+static DEFINE_SPINLOCK(node_list_lock);
+
+#define FIREWIRE_HEADER_SIZE   4
+#define CIP_HEADER_SIZE                8
+
+static void rawiso_activity_cb(struct hpsb_iso *iso)
+{
+       struct firedtv *f, *fdtv = NULL;
+       unsigned int i, num, packet;
+       unsigned char *buf;
+       unsigned long flags;
+       int count;
+
+       spin_lock_irqsave(&node_list_lock, flags);
+       list_for_each_entry(f, &node_list, list)
+               if (f->backend_data == iso) {
+                       fdtv = f;
+                       break;
+               }
+       spin_unlock_irqrestore(&node_list_lock, flags);
+
+       packet = iso->first_packet;
+       num = hpsb_iso_n_ready(iso);
+
+       if (!fdtv) {
+               dev_err(fdtv->device, "received at unknown iso channel\n");
+               goto out;
+       }
+
+       for (i = 0; i < num; i++, packet = (packet + 1) % iso->buf_packets) {
+               buf = dma_region_i(&iso->data_buf, unsigned char,
+                       iso->infos[packet].offset + CIP_HEADER_SIZE);
+               count = (iso->infos[packet].len - CIP_HEADER_SIZE) /
+                       (188 + FIREWIRE_HEADER_SIZE);
+
+               /* ignore empty packet */
+               if (iso->infos[packet].len <= CIP_HEADER_SIZE)
+                       continue;
+
+               while (count--) {
+                       if (buf[FIREWIRE_HEADER_SIZE] == 0x47)
+                               dvb_dmx_swfilter_packets(&fdtv->demux,
+                                               &buf[FIREWIRE_HEADER_SIZE], 1);
+                       else
+                               dev_err(fdtv->device,
+                                       "skipping invalid packet\n");
+                       buf += 188 + FIREWIRE_HEADER_SIZE;
+               }
+       }
+out:
+       hpsb_iso_recv_release_packets(iso, num);
+}
+
+static inline struct node_entry *node_of(struct firedtv *fdtv)
+{
+       return container_of(fdtv->device, struct unit_directory, device)->ne;
+}
+
+static int node_lock(struct firedtv *fdtv, u64 addr, void *data, __be32 arg)
+{
+       return hpsb_node_lock(node_of(fdtv), addr, EXTCODE_COMPARE_SWAP, data,
+                             (__force quadlet_t)arg);
+}
+
+static int node_read(struct firedtv *fdtv, u64 addr, void *data, size_t len)
+{
+       return hpsb_node_read(node_of(fdtv), addr, data, len);
+}
+
+static int node_write(struct firedtv *fdtv, u64 addr, void *data, size_t len)
+{
+       return hpsb_node_write(node_of(fdtv), addr, data, len);
+}
+
+#define FDTV_ISO_BUFFER_PACKETS 256
+#define FDTV_ISO_BUFFER_SIZE (FDTV_ISO_BUFFER_PACKETS * 200)
+
+static int start_iso(struct firedtv *fdtv)
+{
+       struct hpsb_iso *iso_handle;
+       int ret;
+
+       iso_handle = hpsb_iso_recv_init(node_of(fdtv)->host,
+                               FDTV_ISO_BUFFER_SIZE, FDTV_ISO_BUFFER_PACKETS,
+                               fdtv->isochannel, HPSB_ISO_DMA_DEFAULT,
+                               -1, /* stat.config.irq_interval */
+                               rawiso_activity_cb);
+       if (iso_handle == NULL) {
+               dev_err(fdtv->device, "cannot initialize iso receive\n");
+               return -ENOMEM;
+       }
+       fdtv->backend_data = iso_handle;
+
+       ret = hpsb_iso_recv_start(iso_handle, -1, -1, 0);
+       if (ret != 0) {
+               dev_err(fdtv->device, "cannot start iso receive\n");
+               hpsb_iso_shutdown(iso_handle);
+               fdtv->backend_data = NULL;
+       }
+       return ret;
+}
+
+static void stop_iso(struct firedtv *fdtv)
+{
+       struct hpsb_iso *iso_handle = fdtv->backend_data;
+
+       if (iso_handle != NULL) {
+               hpsb_iso_stop(iso_handle);
+               hpsb_iso_shutdown(iso_handle);
+       }
+       fdtv->backend_data = NULL;
+}
+
+static const struct firedtv_backend fdtv_1394_backend = {
+       .lock           = node_lock,
+       .read           = node_read,
+       .write          = node_write,
+       .start_iso      = start_iso,
+       .stop_iso       = stop_iso,
+};
+
+static void fcp_request(struct hpsb_host *host, int nodeid, int direction,
+                       int cts, u8 *data, size_t length)
+{
+       struct firedtv *f, *fdtv = NULL;
+       unsigned long flags;
+       int su;
+
+       if (length == 0 || (data[0] & 0xf0) != 0)
+               return;
+
+       su = data[1] & 0x7;
+
+       spin_lock_irqsave(&node_list_lock, flags);
+       list_for_each_entry(f, &node_list, list)
+               if (node_of(f)->host == host &&
+                   node_of(f)->nodeid == nodeid &&
+                   (f->subunit == su || (f->subunit == 0 && su == 0x7))) {
+                       fdtv = f;
+                       break;
+               }
+       spin_unlock_irqrestore(&node_list_lock, flags);
+
+       if (fdtv)
+               avc_recv(fdtv, data, length);
+}
+
+static int node_probe(struct device *dev)
+{
+       struct unit_directory *ud =
+                       container_of(dev, struct unit_directory, device);
+       struct firedtv *fdtv;
+       int kv_len, err;
+       void *kv_str;
+
+       kv_len = (ud->model_name_kv->value.leaf.len - 2) * sizeof(quadlet_t);
+       kv_str = CSR1212_TEXTUAL_DESCRIPTOR_LEAF_DATA(ud->model_name_kv);
+
+       fdtv = fdtv_alloc(dev, &fdtv_1394_backend, kv_str, kv_len);
+       if (!fdtv)
+               return -ENOMEM;
+
+       /*
+        * Work around a bug in udev's path_id script:  Use the fw-host's dev
+        * instead of the unit directory's dev as parent of the input device.
+        */
+       err = fdtv_register_rc(fdtv, dev->parent->parent);
+       if (err)
+               goto fail_free;
+
+       spin_lock_irq(&node_list_lock);
+       list_add_tail(&fdtv->list, &node_list);
+       spin_unlock_irq(&node_list_lock);
+
+       err = avc_identify_subunit(fdtv);
+       if (err)
+               goto fail;
+
+       err = fdtv_dvb_register(fdtv);
+       if (err)
+               goto fail;
+
+       avc_register_remote_control(fdtv);
+       return 0;
+fail:
+       spin_lock_irq(&node_list_lock);
+       list_del(&fdtv->list);
+       spin_unlock_irq(&node_list_lock);
+       fdtv_unregister_rc(fdtv);
+fail_free:
+       kfree(fdtv);
+       return err;
+}
+
+static int node_remove(struct device *dev)
+{
+       struct firedtv *fdtv = dev->driver_data;
+
+       fdtv_dvb_unregister(fdtv);
+
+       spin_lock_irq(&node_list_lock);
+       list_del(&fdtv->list);
+       spin_unlock_irq(&node_list_lock);
+
+       cancel_work_sync(&fdtv->remote_ctrl_work);
+       fdtv_unregister_rc(fdtv);
+
+       kfree(fdtv);
+       return 0;
+}
+
+static int node_update(struct unit_directory *ud)
+{
+       struct firedtv *fdtv = ud->device.driver_data;
+
+       if (fdtv->isochannel >= 0)
+               cmp_establish_pp_connection(fdtv, fdtv->subunit,
+                                           fdtv->isochannel);
+       return 0;
+}
+
+static struct hpsb_protocol_driver fdtv_driver = {
+       .name           = "firedtv",
+       .update         = node_update,
+       .driver         = {
+               .probe  = node_probe,
+               .remove = node_remove,
+       },
+};
+
+static struct hpsb_highlevel fdtv_highlevel = {
+       .name           = "firedtv",
+       .fcp_request    = fcp_request,
+};
+
+int __init fdtv_1394_init(struct ieee1394_device_id id_table[])
+{
+       int ret;
+
+       hpsb_register_highlevel(&fdtv_highlevel);
+       fdtv_driver.id_table = id_table;
+       ret = hpsb_register_protocol(&fdtv_driver);
+       if (ret) {
+               printk(KERN_ERR "firedtv: failed to register protocol\n");
+               hpsb_unregister_highlevel(&fdtv_highlevel);
+       }
+       return ret;
+}
+
+void __exit fdtv_1394_exit(void)
+{
+       hpsb_unregister_protocol(&fdtv_driver);
+       hpsb_unregister_highlevel(&fdtv_highlevel);
+}
diff --git a/drivers/media/dvb/firewire/firedtv-avc.c b/drivers/media/dvb/firewire/firedtv-avc.c
new file mode 100644 (file)
index 0000000..b55d9cc
--- /dev/null
@@ -0,0 +1,1315 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Ben Backx <ben@bbackx.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#include <linux/bug.h>
+#include <linux/crc32.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
+#include <linux/moduleparam.h>
+#include <linux/mutex.h>
+#include <linux/string.h>
+#include <linux/stringify.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include "firedtv.h"
+
+#define FCP_COMMAND_REGISTER           0xfffff0000b00ULL
+
+#define AVC_CTYPE_CONTROL              0x0
+#define AVC_CTYPE_STATUS               0x1
+#define AVC_CTYPE_NOTIFY               0x3
+
+#define AVC_RESPONSE_ACCEPTED          0x9
+#define AVC_RESPONSE_STABLE            0xc
+#define AVC_RESPONSE_CHANGED           0xd
+#define AVC_RESPONSE_INTERIM           0xf
+
+#define AVC_SUBUNIT_TYPE_TUNER         (0x05 << 3)
+#define AVC_SUBUNIT_TYPE_UNIT          (0x1f << 3)
+
+#define AVC_OPCODE_VENDOR              0x00
+#define AVC_OPCODE_READ_DESCRIPTOR     0x09
+#define AVC_OPCODE_DSIT                        0xc8
+#define AVC_OPCODE_DSD                 0xcb
+
+#define DESCRIPTOR_TUNER_STATUS        0x80
+#define DESCRIPTOR_SUBUNIT_IDENTIFIER  0x00
+
+#define SFE_VENDOR_DE_COMPANYID_0      0x00 /* OUI of Digital Everywhere */
+#define SFE_VENDOR_DE_COMPANYID_1      0x12
+#define SFE_VENDOR_DE_COMPANYID_2      0x87
+
+#define SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL 0x0a
+#define SFE_VENDOR_OPCODE_LNB_CONTROL          0x52
+#define SFE_VENDOR_OPCODE_TUNE_QPSK            0x58 /* for DVB-S */
+
+#define SFE_VENDOR_OPCODE_GET_FIRMWARE_VERSION 0x00
+#define SFE_VENDOR_OPCODE_HOST2CA              0x56
+#define SFE_VENDOR_OPCODE_CA2HOST              0x57
+#define SFE_VENDOR_OPCODE_CISTATUS             0x59
+#define SFE_VENDOR_OPCODE_TUNE_QPSK2           0x60 /* for DVB-S2 */
+
+#define SFE_VENDOR_TAG_CA_RESET                        0x00
+#define SFE_VENDOR_TAG_CA_APPLICATION_INFO     0x01
+#define SFE_VENDOR_TAG_CA_PMT                  0x02
+#define SFE_VENDOR_TAG_CA_DATE_TIME            0x04
+#define SFE_VENDOR_TAG_CA_MMI                  0x05
+#define SFE_VENDOR_TAG_CA_ENTER_MENU           0x07
+
+#define EN50221_LIST_MANAGEMENT_ONLY   0x03
+#define EN50221_TAG_APP_INFO           0x9f8021
+#define EN50221_TAG_CA_INFO            0x9f8031
+
+struct avc_command_frame {
+       int length;
+       u8 ctype;
+       u8 subunit;
+       u8 opcode;
+       u8 operand[509];
+};
+
+struct avc_response_frame {
+       int length;
+       u8 response;
+       u8 subunit;
+       u8 opcode;
+       u8 operand[509];
+};
+
+#define AVC_DEBUG_FCP_SUBACTIONS       1
+#define AVC_DEBUG_FCP_PAYLOADS         2
+
+static int avc_debug;
+module_param_named(debug, avc_debug, int, 0644);
+MODULE_PARM_DESC(debug, "Verbose logging (default = 0"
+       ", FCP subactions = "   __stringify(AVC_DEBUG_FCP_SUBACTIONS)
+       ", FCP payloads = "     __stringify(AVC_DEBUG_FCP_PAYLOADS)
+       ", or all = -1)");
+
+static const char *debug_fcp_ctype(unsigned int ctype)
+{
+       static const char *ctypes[] = {
+               [0x0] = "CONTROL",              [0x1] = "STATUS",
+               [0x2] = "SPECIFIC INQUIRY",     [0x3] = "NOTIFY",
+               [0x4] = "GENERAL INQUIRY",      [0x8] = "NOT IMPLEMENTED",
+               [0x9] = "ACCEPTED",             [0xa] = "REJECTED",
+               [0xb] = "IN TRANSITION",        [0xc] = "IMPLEMENTED/STABLE",
+               [0xd] = "CHANGED",              [0xf] = "INTERIM",
+       };
+       const char *ret = ctype < ARRAY_SIZE(ctypes) ? ctypes[ctype] : NULL;
+
+       return ret ? ret : "?";
+}
+
+static const char *debug_fcp_opcode(unsigned int opcode,
+                                   const u8 *data, size_t length)
+{
+       switch (opcode) {
+       case AVC_OPCODE_VENDOR:                 break;
+       case AVC_OPCODE_READ_DESCRIPTOR:        return "ReadDescriptor";
+       case AVC_OPCODE_DSIT:                   return "DirectSelectInfo.Type";
+       case AVC_OPCODE_DSD:                    return "DirectSelectData";
+       default:                                return "?";
+       }
+
+       if (length < 7 ||
+           data[3] != SFE_VENDOR_DE_COMPANYID_0 ||
+           data[4] != SFE_VENDOR_DE_COMPANYID_1 ||
+           data[5] != SFE_VENDOR_DE_COMPANYID_2)
+               return "Vendor";
+
+       switch (data[6]) {
+       case SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL: return "RegisterRC";
+       case SFE_VENDOR_OPCODE_LNB_CONTROL:             return "LNBControl";
+       case SFE_VENDOR_OPCODE_TUNE_QPSK:               return "TuneQPSK";
+       case SFE_VENDOR_OPCODE_HOST2CA:                 return "Host2CA";
+       case SFE_VENDOR_OPCODE_CA2HOST:                 return "CA2Host";
+       }
+       return "Vendor";
+}
+
+static void debug_fcp(const u8 *data, size_t length)
+{
+       unsigned int subunit_type, subunit_id, op;
+       const char *prefix = data[0] > 7 ? "FCP <- " : "FCP -> ";
+
+       if (avc_debug & AVC_DEBUG_FCP_SUBACTIONS) {
+               subunit_type = data[1] >> 3;
+               subunit_id = data[1] & 7;
+               op = subunit_type == 0x1e || subunit_id == 5 ? ~0 : data[2];
+               printk(KERN_INFO "%ssu=%x.%x l=%d: %-8s - %s\n",
+                      prefix, subunit_type, subunit_id, length,
+                      debug_fcp_ctype(data[0]),
+                      debug_fcp_opcode(op, data, length));
+       }
+
+       if (avc_debug & AVC_DEBUG_FCP_PAYLOADS)
+               print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_NONE, 16, 1,
+                              data, length, false);
+}
+
+static int __avc_write(struct firedtv *fdtv,
+               const struct avc_command_frame *c, struct avc_response_frame *r)
+{
+       int err, retry;
+
+       if (r)
+               fdtv->avc_reply_received = false;
+
+       for (retry = 0; retry < 6; retry++) {
+               if (unlikely(avc_debug))
+                       debug_fcp(&c->ctype, c->length);
+
+               err = fdtv->backend->write(fdtv, FCP_COMMAND_REGISTER,
+                                          (void *)&c->ctype, c->length);
+               if (err) {
+                       fdtv->avc_reply_received = true;
+                       dev_err(fdtv->device, "FCP command write failed\n");
+                       return err;
+               }
+
+               if (!r)
+                       return 0;
+
+               /*
+                * AV/C specs say that answers should be sent within 150 ms.
+                * Time out after 200 ms.
+                */
+               if (wait_event_timeout(fdtv->avc_wait,
+                                      fdtv->avc_reply_received,
+                                      msecs_to_jiffies(200)) != 0) {
+                       r->length = fdtv->response_length;
+                       memcpy(&r->response, fdtv->response, r->length);
+
+                       return 0;
+               }
+       }
+       dev_err(fdtv->device, "FCP response timed out\n");
+       return -ETIMEDOUT;
+}
+
+static int avc_write(struct firedtv *fdtv,
+               const struct avc_command_frame *c, struct avc_response_frame *r)
+{
+       int ret;
+
+       if (mutex_lock_interruptible(&fdtv->avc_mutex))
+               return -EINTR;
+
+       ret = __avc_write(fdtv, c, r);
+
+       mutex_unlock(&fdtv->avc_mutex);
+       return ret;
+}
+
+int avc_recv(struct firedtv *fdtv, void *data, size_t length)
+{
+       struct avc_response_frame *r =
+                       data - offsetof(struct avc_response_frame, response);
+
+       if (unlikely(avc_debug))
+               debug_fcp(data, length);
+
+       if (length >= 8 &&
+           r->operand[0] == SFE_VENDOR_DE_COMPANYID_0 &&
+           r->operand[1] == SFE_VENDOR_DE_COMPANYID_1 &&
+           r->operand[2] == SFE_VENDOR_DE_COMPANYID_2 &&
+           r->operand[3] == SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL) {
+               if (r->response == AVC_RESPONSE_CHANGED) {
+                       fdtv_handle_rc(fdtv,
+                           r->operand[4] << 8 | r->operand[5]);
+                       schedule_work(&fdtv->remote_ctrl_work);
+               } else if (r->response != AVC_RESPONSE_INTERIM) {
+                       dev_info(fdtv->device,
+                                "remote control result = %d\n", r->response);
+               }
+               return 0;
+       }
+
+       if (fdtv->avc_reply_received) {
+               dev_err(fdtv->device, "out-of-order AVC response, ignored\n");
+               return -EIO;
+       }
+
+       memcpy(fdtv->response, data, length);
+       fdtv->response_length = length;
+
+       fdtv->avc_reply_received = true;
+       wake_up(&fdtv->avc_wait);
+
+       return 0;
+}
+
+/*
+ * tuning command for setting the relative LNB frequency
+ * (not supported by the AVC standard)
+ */
+static void avc_tuner_tuneqpsk(struct firedtv *fdtv,
+                              struct dvb_frontend_parameters *params,
+                              struct avc_command_frame *c)
+{
+       c->opcode = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_TUNE_QPSK;
+
+       c->operand[4] = (params->frequency >> 24) & 0xff;
+       c->operand[5] = (params->frequency >> 16) & 0xff;
+       c->operand[6] = (params->frequency >> 8) & 0xff;
+       c->operand[7] = params->frequency & 0xff;
+
+       c->operand[8] = ((params->u.qpsk.symbol_rate / 1000) >> 8) & 0xff;
+       c->operand[9] = (params->u.qpsk.symbol_rate / 1000) & 0xff;
+
+       switch (params->u.qpsk.fec_inner) {
+       case FEC_1_2:   c->operand[10] = 0x1; break;
+       case FEC_2_3:   c->operand[10] = 0x2; break;
+       case FEC_3_4:   c->operand[10] = 0x3; break;
+       case FEC_5_6:   c->operand[10] = 0x4; break;
+       case FEC_7_8:   c->operand[10] = 0x5; break;
+       case FEC_4_5:
+       case FEC_8_9:
+       case FEC_AUTO:
+       default:        c->operand[10] = 0x0;
+       }
+
+       if (fdtv->voltage == 0xff)
+               c->operand[11] = 0xff;
+       else if (fdtv->voltage == SEC_VOLTAGE_18) /* polarisation */
+               c->operand[11] = 0;
+       else
+               c->operand[11] = 1;
+
+       if (fdtv->tone == 0xff)
+               c->operand[12] = 0xff;
+       else if (fdtv->tone == SEC_TONE_ON) /* band */
+               c->operand[12] = 1;
+       else
+               c->operand[12] = 0;
+
+       if (fdtv->type == FIREDTV_DVB_S2) {
+               c->operand[13] = 0x1;
+               c->operand[14] = 0xff;
+               c->operand[15] = 0xff;
+               c->length = 20;
+       } else {
+               c->length = 16;
+       }
+}
+
+static void avc_tuner_dsd_dvb_c(struct dvb_frontend_parameters *params,
+                               struct avc_command_frame *c)
+{
+       c->opcode = AVC_OPCODE_DSD;
+
+       c->operand[0] = 0;    /* source plug */
+       c->operand[1] = 0xd2; /* subfunction replace */
+       c->operand[2] = 0x20; /* system id = DVB */
+       c->operand[3] = 0x00; /* antenna number */
+       c->operand[4] = 0x11; /* system_specific_multiplex selection_length */
+
+       /* multiplex_valid_flags, high byte */
+       c->operand[5] =   0 << 7 /* reserved */
+                       | 0 << 6 /* Polarisation */
+                       | 0 << 5 /* Orbital_Pos */
+                       | 1 << 4 /* Frequency */
+                       | 1 << 3 /* Symbol_Rate */
+                       | 0 << 2 /* FEC_outer */
+                       | (params->u.qam.fec_inner  != FEC_AUTO ? 1 << 1 : 0)
+                       | (params->u.qam.modulation != QAM_AUTO ? 1 << 0 : 0);
+
+       /* multiplex_valid_flags, low byte */
+       c->operand[6] =   0 << 7 /* NetworkID */
+                       | 0 << 0 /* reserved */ ;
+
+       c->operand[7]  = 0x00;
+       c->operand[8]  = 0x00;
+       c->operand[9]  = 0x00;
+       c->operand[10] = 0x00;
+
+       c->operand[11] = (((params->frequency / 4000) >> 16) & 0xff) | (2 << 6);
+       c->operand[12] = ((params->frequency / 4000) >> 8) & 0xff;
+       c->operand[13] = (params->frequency / 4000) & 0xff;
+       c->operand[14] = ((params->u.qpsk.symbol_rate / 1000) >> 12) & 0xff;
+       c->operand[15] = ((params->u.qpsk.symbol_rate / 1000) >> 4) & 0xff;
+       c->operand[16] = ((params->u.qpsk.symbol_rate / 1000) << 4) & 0xf0;
+       c->operand[17] = 0x00;
+
+       switch (params->u.qpsk.fec_inner) {
+       case FEC_1_2:   c->operand[18] = 0x1; break;
+       case FEC_2_3:   c->operand[18] = 0x2; break;
+       case FEC_3_4:   c->operand[18] = 0x3; break;
+       case FEC_5_6:   c->operand[18] = 0x4; break;
+       case FEC_7_8:   c->operand[18] = 0x5; break;
+       case FEC_8_9:   c->operand[18] = 0x6; break;
+       case FEC_4_5:   c->operand[18] = 0x8; break;
+       case FEC_AUTO:
+       default:        c->operand[18] = 0x0;
+       }
+
+       switch (params->u.qam.modulation) {
+       case QAM_16:    c->operand[19] = 0x08; break;
+       case QAM_32:    c->operand[19] = 0x10; break;
+       case QAM_64:    c->operand[19] = 0x18; break;
+       case QAM_128:   c->operand[19] = 0x20; break;
+       case QAM_256:   c->operand[19] = 0x28; break;
+       case QAM_AUTO:
+       default:        c->operand[19] = 0x00;
+       }
+
+       c->operand[20] = 0x00;
+       c->operand[21] = 0x00;
+       /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
+       c->operand[22] = 0x00;
+
+       c->length = 28;
+}
+
+static void avc_tuner_dsd_dvb_t(struct dvb_frontend_parameters *params,
+                               struct avc_command_frame *c)
+{
+       struct dvb_ofdm_parameters *ofdm = &params->u.ofdm;
+
+       c->opcode = AVC_OPCODE_DSD;
+
+       c->operand[0] = 0;    /* source plug */
+       c->operand[1] = 0xd2; /* subfunction replace */
+       c->operand[2] = 0x20; /* system id = DVB */
+       c->operand[3] = 0x00; /* antenna number */
+       c->operand[4] = 0x0c; /* system_specific_multiplex selection_length */
+
+       /* multiplex_valid_flags, high byte */
+       c->operand[5] =
+             0 << 7 /* reserved */
+           | 1 << 6 /* CenterFrequency */
+           | (ofdm->bandwidth      != BANDWIDTH_AUTO        ? 1 << 5 : 0)
+           | (ofdm->constellation  != QAM_AUTO              ? 1 << 4 : 0)
+           | (ofdm->hierarchy_information != HIERARCHY_AUTO ? 1 << 3 : 0)
+           | (ofdm->code_rate_HP   != FEC_AUTO              ? 1 << 2 : 0)
+           | (ofdm->code_rate_LP   != FEC_AUTO              ? 1 << 1 : 0)
+           | (ofdm->guard_interval != GUARD_INTERVAL_AUTO   ? 1 << 0 : 0);
+
+       /* multiplex_valid_flags, low byte */
+       c->operand[6] =
+             0 << 7 /* NetworkID */
+           | (ofdm->transmission_mode != TRANSMISSION_MODE_AUTO ? 1 << 6 : 0)
+           | 0 << 5 /* OtherFrequencyFlag */
+           | 0 << 0 /* reserved */ ;
+
+       c->operand[7]  = 0x0;
+       c->operand[8]  = (params->frequency / 10) >> 24;
+       c->operand[9]  = ((params->frequency / 10) >> 16) & 0xff;
+       c->operand[10] = ((params->frequency / 10) >>  8) & 0xff;
+       c->operand[11] = (params->frequency / 10) & 0xff;
+
+       switch (ofdm->bandwidth) {
+       case BANDWIDTH_7_MHZ:   c->operand[12] = 0x20; break;
+       case BANDWIDTH_8_MHZ:
+       case BANDWIDTH_6_MHZ:   /* not defined by AVC spec */
+       case BANDWIDTH_AUTO:
+       default:                c->operand[12] = 0x00;
+       }
+
+       switch (ofdm->constellation) {
+       case QAM_16:    c->operand[13] = 1 << 6; break;
+       case QAM_64:    c->operand[13] = 2 << 6; break;
+       case QPSK:
+       default:        c->operand[13] = 0x00;
+       }
+
+       switch (ofdm->hierarchy_information) {
+       case HIERARCHY_1:       c->operand[13] |= 1 << 3; break;
+       case HIERARCHY_2:       c->operand[13] |= 2 << 3; break;
+       case HIERARCHY_4:       c->operand[13] |= 3 << 3; break;
+       case HIERARCHY_AUTO:
+       case HIERARCHY_NONE:
+       default:                break;
+       }
+
+       switch (ofdm->code_rate_HP) {
+       case FEC_2_3:   c->operand[13] |= 1; break;
+       case FEC_3_4:   c->operand[13] |= 2; break;
+       case FEC_5_6:   c->operand[13] |= 3; break;
+       case FEC_7_8:   c->operand[13] |= 4; break;
+       case FEC_1_2:
+       default:        break;
+       }
+
+       switch (ofdm->code_rate_LP) {
+       case FEC_2_3:   c->operand[14] = 1 << 5; break;
+       case FEC_3_4:   c->operand[14] = 2 << 5; break;
+       case FEC_5_6:   c->operand[14] = 3 << 5; break;
+       case FEC_7_8:   c->operand[14] = 4 << 5; break;
+       case FEC_1_2:
+       default:        c->operand[14] = 0x00; break;
+       }
+
+       switch (ofdm->guard_interval) {
+       case GUARD_INTERVAL_1_16:       c->operand[14] |= 1 << 3; break;
+       case GUARD_INTERVAL_1_8:        c->operand[14] |= 2 << 3; break;
+       case GUARD_INTERVAL_1_4:        c->operand[14] |= 3 << 3; break;
+       case GUARD_INTERVAL_1_32:
+       case GUARD_INTERVAL_AUTO:
+       default:                        break;
+       }
+
+       switch (ofdm->transmission_mode) {
+       case TRANSMISSION_MODE_8K:      c->operand[14] |= 1 << 1; break;
+       case TRANSMISSION_MODE_2K:
+       case TRANSMISSION_MODE_AUTO:
+       default:                        break;
+       }
+
+       c->operand[15] = 0x00; /* network_ID[0] */
+       c->operand[16] = 0x00; /* network_ID[1] */
+       /* Nr_of_dsd_sel_specs = 0 -> no PIDs are transmitted */
+       c->operand[17] = 0x00;
+
+       c->length = 24;
+}
+
+int avc_tuner_dsd(struct firedtv *fdtv,
+                 struct dvb_frontend_parameters *params)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+
+       switch (fdtv->type) {
+       case FIREDTV_DVB_S:
+       case FIREDTV_DVB_S2: avc_tuner_tuneqpsk(fdtv, params, c); break;
+       case FIREDTV_DVB_C: avc_tuner_dsd_dvb_c(params, c); break;
+       case FIREDTV_DVB_T: avc_tuner_dsd_dvb_t(params, c); break;
+       default:
+               BUG();
+       }
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       msleep(500);
+#if 0
+       /* FIXME: */
+       /* u8 *status was an out-parameter of avc_tuner_dsd, unused by caller */
+       if (status)
+               *status = r->operand[2];
+#endif
+       return 0;
+}
+
+int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[])
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+       int pos, k;
+
+       if (pidc > 16 && pidc != 0xff)
+               return -EINVAL;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_DSD;
+
+       c->operand[0] = 0;      /* source plug */
+       c->operand[1] = 0xd2;   /* subfunction replace */
+       c->operand[2] = 0x20;   /* system id = DVB */
+       c->operand[3] = 0x00;   /* antenna number */
+       c->operand[4] = 0x00;   /* system_specific_multiplex selection_length */
+       c->operand[5] = pidc;   /* Nr_of_dsd_sel_specs */
+
+       pos = 6;
+       if (pidc != 0xff)
+               for (k = 0; k < pidc; k++) {
+                       c->operand[pos++] = 0x13; /* flowfunction relay */
+                       c->operand[pos++] = 0x80; /* dsd_sel_spec_valid_flags -> PID */
+                       c->operand[pos++] = (pid[k] >> 8) & 0x1f;
+                       c->operand[pos++] = pid[k] & 0xff;
+                       c->operand[pos++] = 0x00; /* tableID */
+                       c->operand[pos++] = 0x00; /* filter_length */
+               }
+
+       c->length = ALIGN(3 + pos, 4);
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       msleep(50);
+       return 0;
+}
+
+int avc_tuner_get_ts(struct firedtv *fdtv)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+       int sl;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_DSIT;
+
+       sl = fdtv->type == FIREDTV_DVB_T ? 0x0c : 0x11;
+
+       c->operand[0] = 0;      /* source plug */
+       c->operand[1] = 0xd2;   /* subfunction replace */
+       c->operand[2] = 0xff;   /* status */
+       c->operand[3] = 0x20;   /* system id = DVB */
+       c->operand[4] = 0x00;   /* antenna number */
+       c->operand[5] = 0x0;    /* system_specific_search_flags */
+       c->operand[6] = sl;     /* system_specific_multiplex selection_length */
+       c->operand[7] = 0x00;   /* valid_flags [0] */
+       c->operand[8] = 0x00;   /* valid_flags [1] */
+       c->operand[7 + sl] = 0x00; /* nr_of_dsit_sel_specs (always 0) */
+
+       c->length = fdtv->type == FIREDTV_DVB_T ? 24 : 28;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       msleep(250);
+       return 0;
+}
+
+int avc_identify_subunit(struct firedtv *fdtv)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_READ_DESCRIPTOR;
+
+       c->operand[0] = DESCRIPTOR_SUBUNIT_IDENTIFIER;
+       c->operand[1] = 0xff;
+       c->operand[2] = 0x00;
+       c->operand[3] = 0x00; /* length highbyte */
+       c->operand[4] = 0x08; /* length lowbyte  */
+       c->operand[5] = 0x00; /* offset highbyte */
+       c->operand[6] = 0x0d; /* offset lowbyte  */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       if ((r->response != AVC_RESPONSE_STABLE &&
+            r->response != AVC_RESPONSE_ACCEPTED) ||
+           (r->operand[3] << 8) + r->operand[4] != 8) {
+               dev_err(fdtv->device, "cannot read subunit identifier\n");
+               return -EINVAL;
+       }
+       return 0;
+}
+
+#define SIZEOF_ANTENNA_INPUT_INFO 22
+
+int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+       int length;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_READ_DESCRIPTOR;
+
+       c->operand[0] = DESCRIPTOR_TUNER_STATUS;
+       c->operand[1] = 0xff;   /* read_result_status */
+       c->operand[2] = 0x00;   /* reserved */
+       c->operand[3] = 0;      /* SIZEOF_ANTENNA_INPUT_INFO >> 8; */
+       c->operand[4] = 0;      /* SIZEOF_ANTENNA_INPUT_INFO & 0xff; */
+       c->operand[5] = 0x00;
+       c->operand[6] = 0x00;
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       if (r->response != AVC_RESPONSE_STABLE &&
+           r->response != AVC_RESPONSE_ACCEPTED) {
+               dev_err(fdtv->device, "cannot read tuner status\n");
+               return -EINVAL;
+       }
+
+       length = r->operand[9];
+       if (r->operand[1] != 0x10 || length != SIZEOF_ANTENNA_INPUT_INFO) {
+               dev_err(fdtv->device, "got invalid tuner status\n");
+               return -EINVAL;
+       }
+
+       stat->active_system             = r->operand[10];
+       stat->searching                 = r->operand[11] >> 7 & 1;
+       stat->moving                    = r->operand[11] >> 6 & 1;
+       stat->no_rf                     = r->operand[11] >> 5 & 1;
+       stat->input                     = r->operand[12] >> 7 & 1;
+       stat->selected_antenna          = r->operand[12] & 0x7f;
+       stat->ber                       = r->operand[13] << 24 |
+                                         r->operand[14] << 16 |
+                                         r->operand[15] << 8 |
+                                         r->operand[16];
+       stat->signal_strength           = r->operand[17];
+       stat->raster_frequency          = r->operand[18] >> 6 & 2;
+       stat->rf_frequency              = (r->operand[18] & 0x3f) << 16 |
+                                         r->operand[19] << 8 |
+                                         r->operand[20];
+       stat->man_dep_info_length       = r->operand[21];
+       stat->front_end_error           = r->operand[22] >> 4 & 1;
+       stat->antenna_error             = r->operand[22] >> 3 & 1;
+       stat->front_end_power_status    = r->operand[22] >> 1 & 1;
+       stat->power_supply              = r->operand[22] & 1;
+       stat->carrier_noise_ratio       = r->operand[23] << 8 |
+                                         r->operand[24];
+       stat->power_supply_voltage      = r->operand[27];
+       stat->antenna_voltage           = r->operand[28];
+       stat->firewire_bus_voltage      = r->operand[29];
+       stat->ca_mmi                    = r->operand[30] & 1;
+       stat->ca_pmt_reply              = r->operand[31] >> 7 & 1;
+       stat->ca_date_time_request      = r->operand[31] >> 6 & 1;
+       stat->ca_application_info       = r->operand[31] >> 5 & 1;
+       stat->ca_module_present_status  = r->operand[31] >> 4 & 1;
+       stat->ca_dvb_flag               = r->operand[31] >> 3 & 1;
+       stat->ca_error_flag             = r->operand[31] >> 2 & 1;
+       stat->ca_initialization_status  = r->operand[31] >> 1 & 1;
+
+       return 0;
+}
+
+int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
+                   char conttone, char nrdiseq,
+                   struct dvb_diseqc_master_cmd *diseqcmd)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+       int i, j, k;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_LNB_CONTROL;
+
+       c->operand[4] = voltage;
+       c->operand[5] = nrdiseq;
+
+       i = 6;
+
+       for (j = 0; j < nrdiseq; j++) {
+               c->operand[i++] = diseqcmd[j].msg_len;
+
+               for (k = 0; k < diseqcmd[j].msg_len; k++)
+                       c->operand[i++] = diseqcmd[j].msg[k];
+       }
+
+       c->operand[i++] = burst;
+       c->operand[i++] = conttone;
+
+       c->length = ALIGN(3 + i, 4);
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       if (r->response != AVC_RESPONSE_ACCEPTED) {
+               dev_err(fdtv->device, "LNB control failed\n");
+               return -EINVAL;
+       }
+
+       return 0;
+}
+
+int avc_register_remote_control(struct firedtv *fdtv)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_NOTIFY;
+       c->subunit = AVC_SUBUNIT_TYPE_UNIT | 7;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
+
+       c->length = 8;
+
+       return avc_write(fdtv, c, NULL);
+}
+
+void avc_remote_ctrl_work(struct work_struct *work)
+{
+       struct firedtv *fdtv =
+                       container_of(work, struct firedtv, remote_ctrl_work);
+
+       /* Should it be rescheduled in failure cases? */
+       avc_register_remote_control(fdtv);
+}
+
+#if 0 /* FIXME: unused */
+int avc_tuner_host2ca(struct firedtv *fdtv)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
+       c->operand[6] = 0; /* more/last */
+       c->operand[7] = 0; /* length */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       return 0;
+}
+#endif
+
+static int get_ca_object_pos(struct avc_response_frame *r)
+{
+       int length = 1;
+
+       /* Check length of length field */
+       if (r->operand[7] & 0x80)
+               length = (r->operand[7] & 0x7f) + 1;
+       return length + 7;
+}
+
+static int get_ca_object_length(struct avc_response_frame *r)
+{
+#if 0 /* FIXME: unused */
+       int size = 0;
+       int i;
+
+       if (r->operand[7] & 0x80)
+               for (i = 0; i < (r->operand[7] & 0x7f); i++) {
+                       size <<= 8;
+                       size += r->operand[8 + i];
+               }
+#endif
+       return r->operand[7];
+}
+
+int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+       int pos;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_STATUS;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       /* FIXME: check response code and validate response data */
+
+       pos = get_ca_object_pos(r);
+       app_info[0] = (EN50221_TAG_APP_INFO >> 16) & 0xff;
+       app_info[1] = (EN50221_TAG_APP_INFO >>  8) & 0xff;
+       app_info[2] = (EN50221_TAG_APP_INFO >>  0) & 0xff;
+       app_info[3] = 6 + r->operand[pos + 4];
+       app_info[4] = 0x01;
+       memcpy(&app_info[5], &r->operand[pos], 5 + r->operand[pos + 4]);
+       *len = app_info[3] + 4;
+
+       return 0;
+}
+
+int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+       int pos;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_STATUS;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_APPLICATION_INFO; /* ca tag */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       pos = get_ca_object_pos(r);
+       app_info[0] = (EN50221_TAG_CA_INFO >> 16) & 0xff;
+       app_info[1] = (EN50221_TAG_CA_INFO >>  8) & 0xff;
+       app_info[2] = (EN50221_TAG_CA_INFO >>  0) & 0xff;
+       app_info[3] = 2;
+       app_info[4] = r->operand[pos + 0];
+       app_info[5] = r->operand[pos + 1];
+       *len = app_info[3] + 4;
+
+       return 0;
+}
+
+int avc_ca_reset(struct firedtv *fdtv)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_RESET; /* ca tag */
+       c->operand[6] = 0; /* more/last */
+       c->operand[7] = 1; /* length */
+       c->operand[8] = 0; /* force hardware reset */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       return 0;
+}
+
+int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+       int list_management;
+       int program_info_length;
+       int pmt_cmd_id;
+       int read_pos;
+       int write_pos;
+       int es_info_length;
+       int crc32_csum;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_CONTROL;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       if (msg[0] != EN50221_LIST_MANAGEMENT_ONLY) {
+               dev_info(fdtv->device, "forcing list_management to ONLY\n");
+               msg[0] = EN50221_LIST_MANAGEMENT_ONLY;
+       }
+       /* We take the cmd_id from the programme level only! */
+       list_management = msg[0];
+       program_info_length = ((msg[4] & 0x0f) << 8) + msg[5];
+       if (program_info_length > 0)
+               program_info_length--; /* Remove pmt_cmd_id */
+       pmt_cmd_id = msg[6];
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_PMT; /* ca tag */
+       c->operand[6] = 0; /* more/last */
+       /* c->operand[7] = XXXprogram_info_length + 17; */ /* length */
+       c->operand[8] = list_management;
+       c->operand[9] = 0x01; /* pmt_cmd=OK_descramble */
+
+       /* TS program map table */
+
+       c->operand[10] = 0x02; /* Table id=2 */
+       c->operand[11] = 0x80; /* Section syntax + length */
+       /* c->operand[12] = XXXprogram_info_length + 12; */
+       c->operand[13] = msg[1]; /* Program number */
+       c->operand[14] = msg[2];
+       c->operand[15] = 0x01; /* Version number=0 + current/next=1 */
+       c->operand[16] = 0x00; /* Section number=0 */
+       c->operand[17] = 0x00; /* Last section number=0 */
+       c->operand[18] = 0x1f; /* PCR_PID=1FFF */
+       c->operand[19] = 0xff;
+       c->operand[20] = (program_info_length >> 8); /* Program info length */
+       c->operand[21] = (program_info_length & 0xff);
+
+       /* CA descriptors at programme level */
+       read_pos = 6;
+       write_pos = 22;
+       if (program_info_length > 0) {
+               pmt_cmd_id = msg[read_pos++];
+               if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
+                       dev_err(fdtv->device,
+                               "invalid pmt_cmd_id %d\n", pmt_cmd_id);
+
+               memcpy(&c->operand[write_pos], &msg[read_pos],
+                      program_info_length);
+               read_pos += program_info_length;
+               write_pos += program_info_length;
+       }
+       while (read_pos < length) {
+               c->operand[write_pos++] = msg[read_pos++];
+               c->operand[write_pos++] = msg[read_pos++];
+               c->operand[write_pos++] = msg[read_pos++];
+               es_info_length =
+                       ((msg[read_pos] & 0x0f) << 8) + msg[read_pos + 1];
+               read_pos += 2;
+               if (es_info_length > 0)
+                       es_info_length--; /* Remove pmt_cmd_id */
+               c->operand[write_pos++] = es_info_length >> 8;
+               c->operand[write_pos++] = es_info_length & 0xff;
+               if (es_info_length > 0) {
+                       pmt_cmd_id = msg[read_pos++];
+                       if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
+                               dev_err(fdtv->device, "invalid pmt_cmd_id %d "
+                                       "at stream level\n", pmt_cmd_id);
+
+                       memcpy(&c->operand[write_pos], &msg[read_pos],
+                              es_info_length);
+                       read_pos += es_info_length;
+                       write_pos += es_info_length;
+               }
+       }
+
+       /* CRC */
+       c->operand[write_pos++] = 0x00;
+       c->operand[write_pos++] = 0x00;
+       c->operand[write_pos++] = 0x00;
+       c->operand[write_pos++] = 0x00;
+
+       c->operand[7] = write_pos - 8;
+       c->operand[12] = write_pos - 13;
+
+       crc32_csum = crc32_be(0, &c->operand[10], c->operand[12] - 1);
+       c->operand[write_pos - 4] = (crc32_csum >> 24) & 0xff;
+       c->operand[write_pos - 3] = (crc32_csum >> 16) & 0xff;
+       c->operand[write_pos - 2] = (crc32_csum >>  8) & 0xff;
+       c->operand[write_pos - 1] = (crc32_csum >>  0) & 0xff;
+
+       c->length = ALIGN(3 + write_pos, 4);
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       if (r->response != AVC_RESPONSE_ACCEPTED) {
+               dev_err(fdtv->device,
+                       "CA PMT failed with response 0x%x\n", r->response);
+               return -EFAULT;
+       }
+
+       return 0;
+}
+
+int avc_ca_get_time_date(struct firedtv *fdtv, int *interval)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_STATUS;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_DATE_TIME; /* ca tag */
+       c->operand[6] = 0; /* more/last */
+       c->operand[7] = 0; /* length */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       /* FIXME: check response code and validate response data */
+
+       *interval = r->operand[get_ca_object_pos(r)];
+
+       return 0;
+}
+
+int avc_ca_enter_menu(struct firedtv *fdtv)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer; /* FIXME: unused */
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_STATUS;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_HOST2CA;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_ENTER_MENU;
+       c->operand[6] = 0; /* more/last */
+       c->operand[7] = 0; /* length */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       return 0;
+}
+
+int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len)
+{
+       char buffer[sizeof(struct avc_command_frame)];
+       struct avc_command_frame *c = (void *)buffer;
+       struct avc_response_frame *r = (void *)buffer;
+
+       memset(c, 0, sizeof(*c));
+
+       c->ctype   = AVC_CTYPE_STATUS;
+       c->subunit = AVC_SUBUNIT_TYPE_TUNER | fdtv->subunit;
+       c->opcode  = AVC_OPCODE_VENDOR;
+
+       c->operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+       c->operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+       c->operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+       c->operand[3] = SFE_VENDOR_OPCODE_CA2HOST;
+       c->operand[4] = 0; /* slot */
+       c->operand[5] = SFE_VENDOR_TAG_CA_MMI;
+       c->operand[6] = 0; /* more/last */
+       c->operand[7] = 0; /* length */
+
+       c->length = 12;
+
+       if (avc_write(fdtv, c, r) < 0)
+               return -EIO;
+
+       /* FIXME: check response code and validate response data */
+
+       *len = get_ca_object_length(r);
+       memcpy(mmi_object, &r->operand[get_ca_object_pos(r)], *len);
+
+       return 0;
+}
+
+#define CMP_OUTPUT_PLUG_CONTROL_REG_0  0xfffff0000904ULL
+
+static int cmp_read(struct firedtv *fdtv, void *buf, u64 addr, size_t len)
+{
+       int ret;
+
+       if (mutex_lock_interruptible(&fdtv->avc_mutex))
+               return -EINTR;
+
+       ret = fdtv->backend->read(fdtv, addr, buf, len);
+       if (ret < 0)
+               dev_err(fdtv->device, "CMP: read I/O error\n");
+
+       mutex_unlock(&fdtv->avc_mutex);
+       return ret;
+}
+
+static int cmp_lock(struct firedtv *fdtv, void *data, u64 addr, __be32 arg)
+{
+       int ret;
+
+       if (mutex_lock_interruptible(&fdtv->avc_mutex))
+               return -EINTR;
+
+       ret = fdtv->backend->lock(fdtv, addr, data, arg);
+       if (ret < 0)
+               dev_err(fdtv->device, "CMP: lock I/O error\n");
+
+       mutex_unlock(&fdtv->avc_mutex);
+       return ret;
+}
+
+static inline u32 get_opcr(__be32 opcr, u32 mask, u32 shift)
+{
+       return (be32_to_cpu(opcr) >> shift) & mask;
+}
+
+static inline void set_opcr(__be32 *opcr, u32 value, u32 mask, u32 shift)
+{
+       *opcr &= ~cpu_to_be32(mask << shift);
+       *opcr |= cpu_to_be32((value & mask) << shift);
+}
+
+#define get_opcr_online(v)             get_opcr((v), 0x1, 31)
+#define get_opcr_p2p_connections(v)    get_opcr((v), 0x3f, 24)
+#define get_opcr_channel(v)            get_opcr((v), 0x3f, 16)
+
+#define set_opcr_p2p_connections(p, v) set_opcr((p), (v), 0x3f, 24)
+#define set_opcr_channel(p, v)         set_opcr((p), (v), 0x3f, 16)
+#define set_opcr_data_rate(p, v)       set_opcr((p), (v), 0x3, 14)
+#define set_opcr_overhead_id(p, v)     set_opcr((p), (v), 0xf, 10)
+
+int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel)
+{
+       __be32 old_opcr, opcr;
+       u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
+       int attempts = 0;
+       int ret;
+
+       ret = cmp_read(fdtv, &opcr, opcr_address, 4);
+       if (ret < 0)
+               return ret;
+
+repeat:
+       if (!get_opcr_online(opcr)) {
+               dev_err(fdtv->device, "CMP: output offline\n");
+               return -EBUSY;
+       }
+
+       old_opcr = opcr;
+
+       if (get_opcr_p2p_connections(opcr)) {
+               if (get_opcr_channel(opcr) != channel) {
+                       dev_err(fdtv->device, "CMP: cannot change channel\n");
+                       return -EBUSY;
+               }
+               dev_info(fdtv->device, "CMP: overlaying connection\n");
+
+               /* We don't allocate isochronous resources. */
+       } else {
+               set_opcr_channel(&opcr, channel);
+               set_opcr_data_rate(&opcr, 2); /* S400 */
+
+               /* FIXME: this is for the worst case - optimize */
+               set_opcr_overhead_id(&opcr, 0);
+
+               /*
+                * FIXME: allocate isochronous channel and bandwidth at IRM
+                * fdtv->backend->alloc_resources(fdtv, channels_mask, bw);
+                */
+       }
+
+       set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) + 1);
+
+       ret = cmp_lock(fdtv, &opcr, opcr_address, old_opcr);
+       if (ret < 0)
+               return ret;
+
+       if (old_opcr != opcr) {
+               /*
+                * FIXME: if old_opcr.P2P_Connections > 0,
+                * deallocate isochronous channel and bandwidth at IRM
+                * if (...)
+                *      fdtv->backend->dealloc_resources(fdtv, channel, bw);
+                */
+
+               if (++attempts < 6) /* arbitrary limit */
+                       goto repeat;
+               return -EBUSY;
+       }
+
+       return 0;
+}
+
+void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel)
+{
+       __be32 old_opcr, opcr;
+       u64 opcr_address = CMP_OUTPUT_PLUG_CONTROL_REG_0 + (plug << 2);
+       int attempts = 0;
+
+       if (cmp_read(fdtv, &opcr, opcr_address, 4) < 0)
+               return;
+
+repeat:
+       if (!get_opcr_online(opcr) || !get_opcr_p2p_connections(opcr) ||
+           get_opcr_channel(opcr) != channel) {
+               dev_err(fdtv->device, "CMP: no connection to break\n");
+               return;
+       }
+
+       old_opcr = opcr;
+       set_opcr_p2p_connections(&opcr, get_opcr_p2p_connections(opcr) - 1);
+
+       if (cmp_lock(fdtv, &opcr, opcr_address, old_opcr) < 0)
+               return;
+
+       if (old_opcr != opcr) {
+               /*
+                * FIXME: if old_opcr.P2P_Connections == 1, i.e. we were last
+                * owner, deallocate isochronous channel and bandwidth at IRM
+                * if (...)
+                *      fdtv->backend->dealloc_resources(fdtv, channel, bw);
+                */
+
+               if (++attempts < 6) /* arbitrary limit */
+                       goto repeat;
+       }
+}
diff --git a/drivers/media/dvb/firewire/firedtv-ci.c b/drivers/media/dvb/firewire/firedtv-ci.c
new file mode 100644 (file)
index 0000000..eeb80d0
--- /dev/null
@@ -0,0 +1,260 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/dvb/ca.h>
+#include <linux/fs.h>
+#include <linux/module.h>
+
+#include <dvbdev.h>
+
+#include "firedtv.h"
+
+#define EN50221_TAG_APP_INFO_ENQUIRY   0x9f8020
+#define EN50221_TAG_CA_INFO_ENQUIRY    0x9f8030
+#define EN50221_TAG_CA_PMT             0x9f8032
+#define EN50221_TAG_ENTER_MENU         0x9f8022
+
+static int fdtv_ca_ready(struct firedtv_tuner_status *stat)
+{
+       return stat->ca_initialization_status   == 1 &&
+              stat->ca_error_flag              == 0 &&
+              stat->ca_dvb_flag                == 1 &&
+              stat->ca_module_present_status   == 1;
+}
+
+static int fdtv_get_ca_flags(struct firedtv_tuner_status *stat)
+{
+       int flags = 0;
+
+       if (stat->ca_module_present_status == 1)
+               flags |= CA_CI_MODULE_PRESENT;
+       if (stat->ca_initialization_status == 1 &&
+           stat->ca_error_flag            == 0 &&
+           stat->ca_dvb_flag              == 1)
+               flags |= CA_CI_MODULE_READY;
+       return flags;
+}
+
+static int fdtv_ca_reset(struct firedtv *fdtv)
+{
+       return avc_ca_reset(fdtv) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_get_caps(void *arg)
+{
+       struct ca_caps *cap = arg;
+
+       cap->slot_num = 1;
+       cap->slot_type = CA_CI;
+       cap->descr_num = 1;
+       cap->descr_type = CA_ECD;
+       return 0;
+}
+
+static int fdtv_ca_get_slot_info(struct firedtv *fdtv, void *arg)
+{
+       struct firedtv_tuner_status stat;
+       struct ca_slot_info *slot = arg;
+
+       if (avc_tuner_status(fdtv, &stat))
+               return -EFAULT;
+
+       if (slot->num != 0)
+               return -EFAULT;
+
+       slot->type = CA_CI;
+       slot->flags = fdtv_get_ca_flags(&stat);
+       return 0;
+}
+
+static int fdtv_ca_app_info(struct firedtv *fdtv, void *arg)
+{
+       struct ca_msg *reply = arg;
+
+       return avc_ca_app_info(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_info(struct firedtv *fdtv, void *arg)
+{
+       struct ca_msg *reply = arg;
+
+       return avc_ca_info(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_get_mmi(struct firedtv *fdtv, void *arg)
+{
+       struct ca_msg *reply = arg;
+
+       return avc_ca_get_mmi(fdtv, reply->msg, &reply->length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_get_msg(struct firedtv *fdtv, void *arg)
+{
+       struct firedtv_tuner_status stat;
+       int err;
+
+       switch (fdtv->ca_last_command) {
+       case EN50221_TAG_APP_INFO_ENQUIRY:
+               err = fdtv_ca_app_info(fdtv, arg);
+               break;
+       case EN50221_TAG_CA_INFO_ENQUIRY:
+               err = fdtv_ca_info(fdtv, arg);
+               break;
+       default:
+               if (avc_tuner_status(fdtv, &stat))
+                       err = -EFAULT;
+               else if (stat.ca_mmi == 1)
+                       err = fdtv_ca_get_mmi(fdtv, arg);
+               else {
+                       dev_info(fdtv->device, "unhandled CA message 0x%08x\n",
+                                fdtv->ca_last_command);
+                       err = -EFAULT;
+               }
+       }
+       fdtv->ca_last_command = 0;
+       return err;
+}
+
+static int fdtv_ca_pmt(struct firedtv *fdtv, void *arg)
+{
+       struct ca_msg *msg = arg;
+       int data_pos;
+       int data_length;
+       int i;
+
+       data_pos = 4;
+       if (msg->msg[3] & 0x80) {
+               data_length = 0;
+               for (i = 0; i < (msg->msg[3] & 0x7f); i++)
+                       data_length = (data_length << 8) + msg->msg[data_pos++];
+       } else {
+               data_length = msg->msg[3];
+       }
+
+       return avc_ca_pmt(fdtv, &msg->msg[data_pos], data_length) ? -EFAULT : 0;
+}
+
+static int fdtv_ca_send_msg(struct firedtv *fdtv, void *arg)
+{
+       struct ca_msg *msg = arg;
+       int err;
+
+       /* Do we need a semaphore for this? */
+       fdtv->ca_last_command =
+               (msg->msg[0] << 16) + (msg->msg[1] << 8) + msg->msg[2];
+       switch (fdtv->ca_last_command) {
+       case EN50221_TAG_CA_PMT:
+               err = fdtv_ca_pmt(fdtv, arg);
+               break;
+       case EN50221_TAG_APP_INFO_ENQUIRY:
+               /* handled in ca_get_msg */
+               err = 0;
+               break;
+       case EN50221_TAG_CA_INFO_ENQUIRY:
+               /* handled in ca_get_msg */
+               err = 0;
+               break;
+       case EN50221_TAG_ENTER_MENU:
+               err = avc_ca_enter_menu(fdtv);
+               break;
+       default:
+               dev_err(fdtv->device, "unhandled CA message 0x%08x\n",
+                       fdtv->ca_last_command);
+               err = -EFAULT;
+       }
+       return err;
+}
+
+static int fdtv_ca_ioctl(struct inode *inode, struct file *file,
+                           unsigned int cmd, void *arg)
+{
+       struct dvb_device *dvbdev = file->private_data;
+       struct firedtv *fdtv = dvbdev->priv;
+       struct firedtv_tuner_status stat;
+       int err;
+
+       switch (cmd) {
+       case CA_RESET:
+               err = fdtv_ca_reset(fdtv);
+               break;
+       case CA_GET_CAP:
+               err = fdtv_ca_get_caps(arg);
+               break;
+       case CA_GET_SLOT_INFO:
+               err = fdtv_ca_get_slot_info(fdtv, arg);
+               break;
+       case CA_GET_MSG:
+               err = fdtv_ca_get_msg(fdtv, arg);
+               break;
+       case CA_SEND_MSG:
+               err = fdtv_ca_send_msg(fdtv, arg);
+               break;
+       default:
+               dev_info(fdtv->device, "unhandled CA ioctl %u\n", cmd);
+               err = -EOPNOTSUPP;
+       }
+
+       /* FIXME Is this necessary? */
+       avc_tuner_status(fdtv, &stat);
+
+       return err;
+}
+
+static unsigned int fdtv_ca_io_poll(struct file *file, poll_table *wait)
+{
+       return POLLIN;
+}
+
+static struct file_operations fdtv_ca_fops = {
+       .owner          = THIS_MODULE,
+       .ioctl          = dvb_generic_ioctl,
+       .open           = dvb_generic_open,
+       .release        = dvb_generic_release,
+       .poll           = fdtv_ca_io_poll,
+};
+
+static struct dvb_device fdtv_ca = {
+       .users          = 1,
+       .readers        = 1,
+       .writers        = 1,
+       .fops           = &fdtv_ca_fops,
+       .kernel_ioctl   = fdtv_ca_ioctl,
+};
+
+int fdtv_ca_register(struct firedtv *fdtv)
+{
+       struct firedtv_tuner_status stat;
+       int err;
+
+       if (avc_tuner_status(fdtv, &stat))
+               return -EINVAL;
+
+       if (!fdtv_ca_ready(&stat))
+               return -EFAULT;
+
+       err = dvb_register_device(&fdtv->adapter, &fdtv->cadev,
+                                 &fdtv_ca, fdtv, DVB_DEVICE_CA);
+
+       if (stat.ca_application_info == 0)
+               dev_err(fdtv->device, "CaApplicationInfo is not set\n");
+       if (stat.ca_date_time_request == 1)
+               avc_ca_get_time_date(fdtv, &fdtv->ca_time_interval);
+
+       return err;
+}
+
+void fdtv_ca_release(struct firedtv *fdtv)
+{
+       if (fdtv->cadev)
+               dvb_unregister_device(fdtv->cadev);
+}
diff --git a/drivers/media/dvb/firewire/firedtv-dvb.c b/drivers/media/dvb/firewire/firedtv-dvb.c
new file mode 100644 (file)
index 0000000..9d308dd
--- /dev/null
@@ -0,0 +1,364 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#include <linux/bitops.h>
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include <dmxdev.h>
+#include <dvb_demux.h>
+#include <dvbdev.h>
+#include <dvb_frontend.h>
+
+#include "firedtv.h"
+
+static int alloc_channel(struct firedtv *fdtv)
+{
+       int i;
+
+       for (i = 0; i < 16; i++)
+               if (!__test_and_set_bit(i, &fdtv->channel_active))
+                       break;
+       return i;
+}
+
+static void collect_channels(struct firedtv *fdtv, int *pidc, u16 pid[])
+{
+       int i, n;
+
+       for (i = 0, n = 0; i < 16; i++)
+               if (test_bit(i, &fdtv->channel_active))
+                       pid[n++] = fdtv->channel_pid[i];
+       *pidc = n;
+}
+
+static inline void dealloc_channel(struct firedtv *fdtv, int i)
+{
+       __clear_bit(i, &fdtv->channel_active);
+}
+
+int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed)
+{
+       struct firedtv *fdtv = dvbdmxfeed->demux->priv;
+       int pidc, c, ret;
+       u16 pids[16];
+
+       switch (dvbdmxfeed->type) {
+       case DMX_TYPE_TS:
+       case DMX_TYPE_SEC:
+               break;
+       default:
+               dev_err(fdtv->device, "can't start dmx feed: invalid type %u\n",
+                       dvbdmxfeed->type);
+               return -EINVAL;
+       }
+
+       if (mutex_lock_interruptible(&fdtv->demux_mutex))
+               return -EINTR;
+
+       if (dvbdmxfeed->type == DMX_TYPE_TS) {
+               switch (dvbdmxfeed->pes_type) {
+               case DMX_TS_PES_VIDEO:
+               case DMX_TS_PES_AUDIO:
+               case DMX_TS_PES_TELETEXT:
+               case DMX_TS_PES_PCR:
+               case DMX_TS_PES_OTHER:
+                       c = alloc_channel(fdtv);
+                       break;
+               default:
+                       dev_err(fdtv->device,
+                               "can't start dmx feed: invalid pes type %u\n",
+                               dvbdmxfeed->pes_type);
+                       ret = -EINVAL;
+                       goto out;
+               }
+       } else {
+               c = alloc_channel(fdtv);
+       }
+
+       if (c > 15) {
+               dev_err(fdtv->device, "can't start dmx feed: busy\n");
+               ret = -EBUSY;
+               goto out;
+       }
+
+       dvbdmxfeed->priv = (typeof(dvbdmxfeed->priv))(unsigned long)c;
+       fdtv->channel_pid[c] = dvbdmxfeed->pid;
+       collect_channels(fdtv, &pidc, pids);
+
+       if (dvbdmxfeed->pid == 8192) {
+               ret = avc_tuner_get_ts(fdtv);
+               if (ret) {
+                       dealloc_channel(fdtv, c);
+                       dev_err(fdtv->device, "can't get TS\n");
+                       goto out;
+               }
+       } else {
+               ret = avc_tuner_set_pids(fdtv, pidc, pids);
+               if (ret) {
+                       dealloc_channel(fdtv, c);
+                       dev_err(fdtv->device, "can't set PIDs\n");
+                       goto out;
+               }
+       }
+out:
+       mutex_unlock(&fdtv->demux_mutex);
+
+       return ret;
+}
+
+int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
+{
+       struct dvb_demux *demux = dvbdmxfeed->demux;
+       struct firedtv *fdtv = demux->priv;
+       int pidc, c, ret;
+       u16 pids[16];
+
+       if (dvbdmxfeed->type == DMX_TYPE_TS &&
+           !((dvbdmxfeed->ts_type & TS_PACKET) &&
+             (demux->dmx.frontend->source != DMX_MEMORY_FE))) {
+
+               if (dvbdmxfeed->ts_type & TS_DECODER) {
+                       if (dvbdmxfeed->pes_type >= DMX_TS_PES_OTHER ||
+                           !demux->pesfilter[dvbdmxfeed->pes_type])
+                               return -EINVAL;
+
+                       demux->pids[dvbdmxfeed->pes_type] |= 0x8000;
+                       demux->pesfilter[dvbdmxfeed->pes_type] = NULL;
+               }
+
+               if (!(dvbdmxfeed->ts_type & TS_DECODER &&
+                     dvbdmxfeed->pes_type < DMX_TS_PES_OTHER))
+                       return 0;
+       }
+
+       if (mutex_lock_interruptible(&fdtv->demux_mutex))
+               return -EINTR;
+
+       c = (unsigned long)dvbdmxfeed->priv;
+       dealloc_channel(fdtv, c);
+       collect_channels(fdtv, &pidc, pids);
+
+       ret = avc_tuner_set_pids(fdtv, pidc, pids);
+
+       mutex_unlock(&fdtv->demux_mutex);
+
+       return ret;
+}
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+int fdtv_dvb_register(struct firedtv *fdtv)
+{
+       int err;
+
+       err = dvb_register_adapter(&fdtv->adapter, fdtv_model_names[fdtv->type],
+                                  THIS_MODULE, fdtv->device, adapter_nr);
+       if (err < 0)
+               goto fail_log;
+
+       /*DMX_TS_FILTERING | DMX_SECTION_FILTERING*/
+       fdtv->demux.dmx.capabilities = 0;
+
+       fdtv->demux.priv        = fdtv;
+       fdtv->demux.filternum   = 16;
+       fdtv->demux.feednum     = 16;
+       fdtv->demux.start_feed  = fdtv_start_feed;
+       fdtv->demux.stop_feed   = fdtv_stop_feed;
+       fdtv->demux.write_to_decoder = NULL;
+
+       err = dvb_dmx_init(&fdtv->demux);
+       if (err)
+               goto fail_unreg_adapter;
+
+       fdtv->dmxdev.filternum    = 16;
+       fdtv->dmxdev.demux        = &fdtv->demux.dmx;
+       fdtv->dmxdev.capabilities = 0;
+
+       err = dvb_dmxdev_init(&fdtv->dmxdev, &fdtv->adapter);
+       if (err)
+               goto fail_dmx_release;
+
+       fdtv->frontend.source = DMX_FRONTEND_0;
+
+       err = fdtv->demux.dmx.add_frontend(&fdtv->demux.dmx, &fdtv->frontend);
+       if (err)
+               goto fail_dmxdev_release;
+
+       err = fdtv->demux.dmx.connect_frontend(&fdtv->demux.dmx,
+                                              &fdtv->frontend);
+       if (err)
+               goto fail_rem_frontend;
+
+       dvb_net_init(&fdtv->adapter, &fdtv->dvbnet, &fdtv->demux.dmx);
+
+       fdtv_frontend_init(fdtv);
+       err = dvb_register_frontend(&fdtv->adapter, &fdtv->fe);
+       if (err)
+               goto fail_net_release;
+
+       err = fdtv_ca_register(fdtv);
+       if (err)
+               dev_info(fdtv->device,
+                        "Conditional Access Module not enabled\n");
+       return 0;
+
+fail_net_release:
+       dvb_net_release(&fdtv->dvbnet);
+       fdtv->demux.dmx.close(&fdtv->demux.dmx);
+fail_rem_frontend:
+       fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);
+fail_dmxdev_release:
+       dvb_dmxdev_release(&fdtv->dmxdev);
+fail_dmx_release:
+       dvb_dmx_release(&fdtv->demux);
+fail_unreg_adapter:
+       dvb_unregister_adapter(&fdtv->adapter);
+fail_log:
+       dev_err(fdtv->device, "DVB initialization failed\n");
+       return err;
+}
+
+void fdtv_dvb_unregister(struct firedtv *fdtv)
+{
+       fdtv_ca_release(fdtv);
+       dvb_unregister_frontend(&fdtv->fe);
+       dvb_net_release(&fdtv->dvbnet);
+       fdtv->demux.dmx.close(&fdtv->demux.dmx);
+       fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);
+       dvb_dmxdev_release(&fdtv->dmxdev);
+       dvb_dmx_release(&fdtv->demux);
+       dvb_unregister_adapter(&fdtv->adapter);
+}
+
+const char *fdtv_model_names[] = {
+       [FIREDTV_UNKNOWN] = "unknown type",
+       [FIREDTV_DVB_S]   = "FireDTV S/CI",
+       [FIREDTV_DVB_C]   = "FireDTV C/CI",
+       [FIREDTV_DVB_T]   = "FireDTV T/CI",
+       [FIREDTV_DVB_S2]  = "FireDTV S2  ",
+};
+
+struct firedtv *fdtv_alloc(struct device *dev,
+                          const struct firedtv_backend *backend,
+                          const char *name, size_t name_len)
+{
+       struct firedtv *fdtv;
+       int i;
+
+       fdtv = kzalloc(sizeof(*fdtv), GFP_KERNEL);
+       if (!fdtv)
+               return NULL;
+
+       dev->driver_data        = fdtv;
+       fdtv->device            = dev;
+       fdtv->isochannel        = -1;
+       fdtv->voltage           = 0xff;
+       fdtv->tone              = 0xff;
+       fdtv->backend           = backend;
+
+       mutex_init(&fdtv->avc_mutex);
+       init_waitqueue_head(&fdtv->avc_wait);
+       fdtv->avc_reply_received = true;
+       mutex_init(&fdtv->demux_mutex);
+       INIT_WORK(&fdtv->remote_ctrl_work, avc_remote_ctrl_work);
+
+       for (i = ARRAY_SIZE(fdtv_model_names); --i; )
+               if (strlen(fdtv_model_names[i]) <= name_len &&
+                   strncmp(name, fdtv_model_names[i], name_len) == 0)
+                       break;
+       fdtv->type = i;
+
+       return fdtv;
+}
+
+#define MATCH_FLAGS (IEEE1394_MATCH_VENDOR_ID | IEEE1394_MATCH_MODEL_ID | \
+                    IEEE1394_MATCH_SPECIFIER_ID | IEEE1394_MATCH_VERSION)
+
+#define DIGITAL_EVERYWHERE_OUI 0x001287
+#define AVC_UNIT_SPEC_ID_ENTRY 0x00a02d
+#define AVC_SW_VERSION_ENTRY   0x010001
+
+static struct ieee1394_device_id fdtv_id_table[] = {
+       {
+               /* FloppyDTV S/CI and FloppyDTV S2 */
+               .match_flags    = MATCH_FLAGS,
+               .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+               .model_id       = 0x000024,
+               .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+               .version        = AVC_SW_VERSION_ENTRY,
+       }, {
+               /* FloppyDTV T/CI */
+               .match_flags    = MATCH_FLAGS,
+               .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+               .model_id       = 0x000025,
+               .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+               .version        = AVC_SW_VERSION_ENTRY,
+       }, {
+               /* FloppyDTV C/CI */
+               .match_flags    = MATCH_FLAGS,
+               .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+               .model_id       = 0x000026,
+               .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+               .version        = AVC_SW_VERSION_ENTRY,
+       }, {
+               /* FireDTV S/CI and FloppyDTV S2 */
+               .match_flags    = MATCH_FLAGS,
+               .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+               .model_id       = 0x000034,
+               .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+               .version        = AVC_SW_VERSION_ENTRY,
+       }, {
+               /* FireDTV T/CI */
+               .match_flags    = MATCH_FLAGS,
+               .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+               .model_id       = 0x000035,
+               .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+               .version        = AVC_SW_VERSION_ENTRY,
+       }, {
+               /* FireDTV C/CI */
+               .match_flags    = MATCH_FLAGS,
+               .vendor_id      = DIGITAL_EVERYWHERE_OUI,
+               .model_id       = 0x000036,
+               .specifier_id   = AVC_UNIT_SPEC_ID_ENTRY,
+               .version        = AVC_SW_VERSION_ENTRY,
+       }, {}
+};
+MODULE_DEVICE_TABLE(ieee1394, fdtv_id_table);
+
+static int __init fdtv_init(void)
+{
+       return fdtv_1394_init(fdtv_id_table);
+}
+
+static void __exit fdtv_exit(void)
+{
+       fdtv_1394_exit();
+}
+
+module_init(fdtv_init);
+module_exit(fdtv_exit);
+
+MODULE_AUTHOR("Andreas Monitzer <andy@monitzer.com>");
+MODULE_AUTHOR("Ben Backx <ben@bbackx.com>");
+MODULE_DESCRIPTION("FireDTV DVB Driver");
+MODULE_LICENSE("GPL");
+MODULE_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 (file)
index 0000000..7ba4363
--- /dev/null
@@ -0,0 +1,247 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include <dvb_frontend.h>
+
+#include "firedtv.h"
+
+static int fdtv_dvb_init(struct dvb_frontend *fe)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+       int err;
+
+       /* FIXME - allocate free channel at IRM */
+       fdtv->isochannel = fdtv->adapter.num;
+
+       err = cmp_establish_pp_connection(fdtv, fdtv->subunit,
+                                         fdtv->isochannel);
+       if (err) {
+               dev_err(fdtv->device,
+                       "could not establish point to point connection\n");
+               return err;
+       }
+
+       return fdtv->backend->start_iso(fdtv);
+}
+
+static int fdtv_sleep(struct dvb_frontend *fe)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+
+       fdtv->backend->stop_iso(fdtv);
+       cmp_break_pp_connection(fdtv, fdtv->subunit, fdtv->isochannel);
+       fdtv->isochannel = -1;
+       return 0;
+}
+
+#define LNBCONTROL_DONTCARE 0xff
+
+static int fdtv_diseqc_send_master_cmd(struct dvb_frontend *fe,
+                                      struct dvb_diseqc_master_cmd *cmd)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+
+       return avc_lnb_control(fdtv, LNBCONTROL_DONTCARE, LNBCONTROL_DONTCARE,
+                              LNBCONTROL_DONTCARE, 1, cmd);
+}
+
+static int fdtv_diseqc_send_burst(struct dvb_frontend *fe,
+                                 fe_sec_mini_cmd_t minicmd)
+{
+       return 0;
+}
+
+static int fdtv_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+
+       fdtv->tone = tone;
+       return 0;
+}
+
+static int fdtv_set_voltage(struct dvb_frontend *fe,
+                           fe_sec_voltage_t voltage)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+
+       fdtv->voltage = voltage;
+       return 0;
+}
+
+static int fdtv_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+       struct firedtv_tuner_status stat;
+
+       if (avc_tuner_status(fdtv, &stat))
+               return -EINVAL;
+
+       if (stat.no_rf)
+               *status = 0;
+       else
+               *status = FE_HAS_SIGNAL | FE_HAS_VITERBI | FE_HAS_SYNC |
+                         FE_HAS_CARRIER | FE_HAS_LOCK;
+       return 0;
+}
+
+static int fdtv_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+       struct firedtv_tuner_status stat;
+
+       if (avc_tuner_status(fdtv, &stat))
+               return -EINVAL;
+
+       *ber = stat.ber;
+       return 0;
+}
+
+static int fdtv_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+       struct firedtv_tuner_status stat;
+
+       if (avc_tuner_status(fdtv, &stat))
+               return -EINVAL;
+
+       *strength = stat.signal_strength << 8;
+       return 0;
+}
+
+static int fdtv_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+       struct firedtv_tuner_status stat;
+
+       if (avc_tuner_status(fdtv, &stat))
+               return -EINVAL;
+
+       /* C/N[dB] = -10 * log10(snr / 65535) */
+       *snr = stat.carrier_noise_ratio * 257;
+       return 0;
+}
+
+static int fdtv_read_uncorrected_blocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+       return -EOPNOTSUPP;
+}
+
+#define ACCEPTED 0x9
+
+static int fdtv_set_frontend(struct dvb_frontend *fe,
+                            struct dvb_frontend_parameters *params)
+{
+       struct firedtv *fdtv = fe->sec_priv;
+
+       /* FIXME: avc_tuner_dsd never returns ACCEPTED. Check status? */
+       if (avc_tuner_dsd(fdtv, params) != ACCEPTED)
+               return -EINVAL;
+       else
+               return 0; /* not sure of this... */
+}
+
+static int fdtv_get_frontend(struct dvb_frontend *fe,
+                            struct dvb_frontend_parameters *params)
+{
+       return -EOPNOTSUPP;
+}
+
+void fdtv_frontend_init(struct firedtv *fdtv)
+{
+       struct dvb_frontend_ops *ops = &fdtv->fe.ops;
+       struct dvb_frontend_info *fi = &ops->info;
+
+       ops->init                       = fdtv_dvb_init;
+       ops->sleep                      = fdtv_sleep;
+
+       ops->set_frontend               = fdtv_set_frontend;
+       ops->get_frontend               = fdtv_get_frontend;
+
+       ops->read_status                = fdtv_read_status;
+       ops->read_ber                   = fdtv_read_ber;
+       ops->read_signal_strength       = fdtv_read_signal_strength;
+       ops->read_snr                   = fdtv_read_snr;
+       ops->read_ucblocks              = fdtv_read_uncorrected_blocks;
+
+       ops->diseqc_send_master_cmd     = fdtv_diseqc_send_master_cmd;
+       ops->diseqc_send_burst          = fdtv_diseqc_send_burst;
+       ops->set_tone                   = fdtv_set_tone;
+       ops->set_voltage                = fdtv_set_voltage;
+
+       switch (fdtv->type) {
+       case FIREDTV_DVB_S:
+       case FIREDTV_DVB_S2:
+               fi->type                = FE_QPSK;
+
+               fi->frequency_min       = 950000;
+               fi->frequency_max       = 2150000;
+               fi->frequency_stepsize  = 125;
+               fi->symbol_rate_min     = 1000000;
+               fi->symbol_rate_max     = 40000000;
+
+               fi->caps                = FE_CAN_INVERSION_AUTO |
+                                         FE_CAN_FEC_1_2        |
+                                         FE_CAN_FEC_2_3        |
+                                         FE_CAN_FEC_3_4        |
+                                         FE_CAN_FEC_5_6        |
+                                         FE_CAN_FEC_7_8        |
+                                         FE_CAN_FEC_AUTO       |
+                                         FE_CAN_QPSK;
+               break;
+
+       case FIREDTV_DVB_C:
+               fi->type                = FE_QAM;
+
+               fi->frequency_min       = 47000000;
+               fi->frequency_max       = 866000000;
+               fi->frequency_stepsize  = 62500;
+               fi->symbol_rate_min     = 870000;
+               fi->symbol_rate_max     = 6900000;
+
+               fi->caps                = FE_CAN_INVERSION_AUTO |
+                                         FE_CAN_QAM_16         |
+                                         FE_CAN_QAM_32         |
+                                         FE_CAN_QAM_64         |
+                                         FE_CAN_QAM_128        |
+                                         FE_CAN_QAM_256        |
+                                         FE_CAN_QAM_AUTO;
+               break;
+
+       case FIREDTV_DVB_T:
+               fi->type                = FE_OFDM;
+
+               fi->frequency_min       = 49000000;
+               fi->frequency_max       = 861000000;
+               fi->frequency_stepsize  = 62500;
+
+               fi->caps                = FE_CAN_INVERSION_AUTO         |
+                                         FE_CAN_FEC_2_3                |
+                                         FE_CAN_TRANSMISSION_MODE_AUTO |
+                                         FE_CAN_GUARD_INTERVAL_AUTO    |
+                                         FE_CAN_HIERARCHY_AUTO;
+               break;
+
+       default:
+               dev_err(fdtv->device, "no frontend for model type %d\n",
+                       fdtv->type);
+       }
+       strcpy(fi->name, fdtv_model_names[fdtv->type]);
+
+       fdtv->fe.dvb = &fdtv->adapter;
+       fdtv->fe.sec_priv = fdtv;
+}
diff --git a/drivers/media/dvb/firewire/firedtv-rc.c b/drivers/media/dvb/firewire/firedtv-rc.c
new file mode 100644 (file)
index 0000000..46a6324
--- /dev/null
@@ -0,0 +1,190 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#include <linux/bitops.h>
+#include <linux/input.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include "firedtv.h"
+
+/* fixed table with older keycodes, geared towards MythTV */
+const static u16 oldtable[] = {
+
+       /* code from device: 0x4501...0x451f */
+
+       KEY_ESC,
+       KEY_F9,
+       KEY_1,
+       KEY_2,
+       KEY_3,
+       KEY_4,
+       KEY_5,
+       KEY_6,
+       KEY_7,
+       KEY_8,
+       KEY_9,
+       KEY_I,
+       KEY_0,
+       KEY_ENTER,
+       KEY_RED,
+       KEY_UP,
+       KEY_GREEN,
+       KEY_F10,
+       KEY_SPACE,
+       KEY_F11,
+       KEY_YELLOW,
+       KEY_DOWN,
+       KEY_BLUE,
+       KEY_Z,
+       KEY_P,
+       KEY_PAGEDOWN,
+       KEY_LEFT,
+       KEY_W,
+       KEY_RIGHT,
+       KEY_P,
+       KEY_M,
+
+       /* code from device: 0x4540...0x4542 */
+
+       KEY_R,
+       KEY_V,
+       KEY_C,
+};
+
+/* user-modifiable table for a remote as sold in 2008 */
+const static u16 keytable[] = {
+
+       /* code from device: 0x0300...0x031f */
+
+       [0x00] = KEY_POWER,
+       [0x01] = KEY_SLEEP,
+       [0x02] = KEY_STOP,
+       [0x03] = KEY_OK,
+       [0x04] = KEY_RIGHT,
+       [0x05] = KEY_1,
+       [0x06] = KEY_2,
+       [0x07] = KEY_3,
+       [0x08] = KEY_LEFT,
+       [0x09] = KEY_4,
+       [0x0a] = KEY_5,
+       [0x0b] = KEY_6,
+       [0x0c] = KEY_UP,
+       [0x0d] = KEY_7,
+       [0x0e] = KEY_8,
+       [0x0f] = KEY_9,
+       [0x10] = KEY_DOWN,
+       [0x11] = KEY_TITLE,     /* "OSD" - fixme */
+       [0x12] = KEY_0,
+       [0x13] = KEY_F20,       /* "16:9" - fixme */
+       [0x14] = KEY_SCREEN,    /* "FULL" - fixme */
+       [0x15] = KEY_MUTE,
+       [0x16] = KEY_SUBTITLE,
+       [0x17] = KEY_RECORD,
+       [0x18] = KEY_TEXT,
+       [0x19] = KEY_AUDIO,
+       [0x1a] = KEY_RED,
+       [0x1b] = KEY_PREVIOUS,
+       [0x1c] = KEY_REWIND,
+       [0x1d] = KEY_PLAYPAUSE,
+       [0x1e] = KEY_NEXT,
+       [0x1f] = KEY_VOLUMEUP,
+
+       /* code from device: 0x0340...0x0354 */
+
+       [0x20] = KEY_CHANNELUP,
+       [0x21] = KEY_F21,       /* "4:3" - fixme */
+       [0x22] = KEY_TV,
+       [0x23] = KEY_DVD,
+       [0x24] = KEY_VCR,
+       [0x25] = KEY_AUX,
+       [0x26] = KEY_GREEN,
+       [0x27] = KEY_YELLOW,
+       [0x28] = KEY_BLUE,
+       [0x29] = KEY_CHANNEL,   /* "CH.LIST" */
+       [0x2a] = KEY_VENDOR,    /* "CI" - fixme */
+       [0x2b] = KEY_VOLUMEDOWN,
+       [0x2c] = KEY_CHANNELDOWN,
+       [0x2d] = KEY_LAST,
+       [0x2e] = KEY_INFO,
+       [0x2f] = KEY_FORWARD,
+       [0x30] = KEY_LIST,
+       [0x31] = KEY_FAVORITES,
+       [0x32] = KEY_MENU,
+       [0x33] = KEY_EPG,
+       [0x34] = KEY_EXIT,
+};
+
+int fdtv_register_rc(struct firedtv *fdtv, struct device *dev)
+{
+       struct input_dev *idev;
+       int i, err;
+
+       idev = input_allocate_device();
+       if (!idev)
+               return -ENOMEM;
+
+       fdtv->remote_ctrl_dev = idev;
+       idev->name = "FireDTV remote control";
+       idev->dev.parent = dev;
+       idev->evbit[0] = BIT_MASK(EV_KEY);
+       idev->keycode = kmemdup(keytable, sizeof(keytable), GFP_KERNEL);
+       if (!idev->keycode) {
+               err = -ENOMEM;
+               goto fail;
+       }
+       idev->keycodesize = sizeof(keytable[0]);
+       idev->keycodemax = ARRAY_SIZE(keytable);
+
+       for (i = 0; i < ARRAY_SIZE(keytable); i++)
+               set_bit(keytable[i], idev->keybit);
+
+       err = input_register_device(idev);
+       if (err)
+               goto fail_free_keymap;
+
+       return 0;
+
+fail_free_keymap:
+       kfree(idev->keycode);
+fail:
+       input_free_device(idev);
+       return err;
+}
+
+void fdtv_unregister_rc(struct firedtv *fdtv)
+{
+       kfree(fdtv->remote_ctrl_dev->keycode);
+       input_unregister_device(fdtv->remote_ctrl_dev);
+}
+
+void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code)
+{
+       u16 *keycode = fdtv->remote_ctrl_dev->keycode;
+
+       if (code >= 0x0300 && code <= 0x031f)
+               code = keycode[code - 0x0300];
+       else if (code >= 0x0340 && code <= 0x0354)
+               code = keycode[code - 0x0320];
+       else if (code >= 0x4501 && code <= 0x451f)
+               code = oldtable[code - 0x4501];
+       else if (code >= 0x4540 && code <= 0x4542)
+               code = oldtable[code - 0x4521];
+       else {
+               printk(KERN_DEBUG "firedtv: invalid key code 0x%04x "
+                      "from remote control\n", code);
+               return;
+       }
+
+       input_report_key(fdtv->remote_ctrl_dev, code, 1);
+       input_report_key(fdtv->remote_ctrl_dev, code, 0);
+}
diff --git a/drivers/media/dvb/firewire/firedtv.h b/drivers/media/dvb/firewire/firedtv.h
new file mode 100644 (file)
index 0000000..d48530b
--- /dev/null
@@ -0,0 +1,182 @@
+/*
+ * FireDTV driver (formerly known as FireSAT)
+ *
+ * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ */
+
+#ifndef _FIREDTV_H
+#define _FIREDTV_H
+
+#include <linux/dvb/dmx.h>
+#include <linux/dvb/frontend.h>
+#include <linux/list.h>
+#include <linux/mutex.h>
+#include <linux/spinlock_types.h>
+#include <linux/types.h>
+#include <linux/wait.h>
+#include <linux/workqueue.h>
+
+#include <demux.h>
+#include <dmxdev.h>
+#include <dvb_demux.h>
+#include <dvb_frontend.h>
+#include <dvb_net.h>
+#include <dvbdev.h>
+
+struct firedtv_tuner_status {
+       unsigned active_system:8;
+       unsigned searching:1;
+       unsigned moving:1;
+       unsigned no_rf:1;
+       unsigned input:1;
+       unsigned selected_antenna:7;
+       unsigned ber:32;
+       unsigned signal_strength:8;
+       unsigned raster_frequency:2;
+       unsigned rf_frequency:22;
+       unsigned man_dep_info_length:8;
+       unsigned front_end_error:1;
+       unsigned antenna_error:1;
+       unsigned front_end_power_status:1;
+       unsigned power_supply:1;
+       unsigned carrier_noise_ratio:16;
+       unsigned power_supply_voltage:8;
+       unsigned antenna_voltage:8;
+       unsigned firewire_bus_voltage:8;
+       unsigned ca_mmi:1;
+       unsigned ca_pmt_reply:1;
+       unsigned ca_date_time_request:1;
+       unsigned ca_application_info:1;
+       unsigned ca_module_present_status:1;
+       unsigned ca_dvb_flag:1;
+       unsigned ca_error_flag:1;
+       unsigned ca_initialization_status:1;
+};
+
+enum model_type {
+       FIREDTV_UNKNOWN = 0,
+       FIREDTV_DVB_S   = 1,
+       FIREDTV_DVB_C   = 2,
+       FIREDTV_DVB_T   = 3,
+       FIREDTV_DVB_S2  = 4,
+};
+
+struct device;
+struct input_dev;
+struct firedtv;
+
+struct firedtv_backend {
+       int (*lock)(struct firedtv *fdtv, u64 addr, void *data, __be32 arg);
+       int (*read)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
+       int (*write)(struct firedtv *fdtv, u64 addr, void *data, size_t len);
+       int (*start_iso)(struct firedtv *fdtv);
+       void (*stop_iso)(struct firedtv *fdtv);
+};
+
+struct firedtv {
+       struct device *device;
+       struct list_head list;
+
+       struct dvb_adapter      adapter;
+       struct dmxdev           dmxdev;
+       struct dvb_demux        demux;
+       struct dmx_frontend     frontend;
+       struct dvb_net          dvbnet;
+       struct dvb_frontend     fe;
+
+       struct dvb_device       *cadev;
+       int                     ca_last_command;
+       int                     ca_time_interval;
+
+       struct mutex            avc_mutex;
+       wait_queue_head_t       avc_wait;
+       bool                    avc_reply_received;
+       struct work_struct      remote_ctrl_work;
+       struct input_dev        *remote_ctrl_dev;
+
+       enum model_type         type;
+       char                    subunit;
+       char                    isochannel;
+       fe_sec_voltage_t        voltage;
+       fe_sec_tone_mode_t      tone;
+
+       const struct firedtv_backend *backend;
+       void                    *backend_data;
+
+       struct mutex            demux_mutex;
+       unsigned long           channel_active;
+       u16                     channel_pid[16];
+
+       size_t                  response_length;
+       u8                      response[512];
+};
+
+/* firedtv-1394.c */
+#ifdef CONFIG_DVB_FIREDTV_IEEE1394
+int fdtv_1394_init(struct ieee1394_device_id id_table[]);
+void fdtv_1394_exit(void);
+#else
+static inline int fdtv_1394_init(struct ieee1394_device_id it[]) { return 0; }
+static inline void fdtv_1394_exit(void) {}
+#endif
+
+/* firedtv-avc.c */
+int avc_recv(struct firedtv *fdtv, void *data, size_t length);
+int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat);
+struct dvb_frontend_parameters;
+int avc_tuner_dsd(struct firedtv *fdtv, struct dvb_frontend_parameters *params);
+int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[]);
+int avc_tuner_get_ts(struct firedtv *fdtv);
+int avc_identify_subunit(struct firedtv *fdtv);
+struct dvb_diseqc_master_cmd;
+int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
+                   char conttone, char nrdiseq,
+                   struct dvb_diseqc_master_cmd *diseqcmd);
+void avc_remote_ctrl_work(struct work_struct *work);
+int avc_register_remote_control(struct firedtv *fdtv);
+int avc_ca_app_info(struct firedtv *fdtv, char *app_info, unsigned int *len);
+int avc_ca_info(struct firedtv *fdtv, char *app_info, unsigned int *len);
+int avc_ca_reset(struct firedtv *fdtv);
+int avc_ca_pmt(struct firedtv *fdtv, char *app_info, int length);
+int avc_ca_get_time_date(struct firedtv *fdtv, int *interval);
+int avc_ca_enter_menu(struct firedtv *fdtv);
+int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len);
+int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel);
+void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel);
+
+/* firedtv-ci.c */
+int fdtv_ca_register(struct firedtv *fdtv);
+void fdtv_ca_release(struct firedtv *fdtv);
+
+/* firedtv-dvb.c */
+int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed);
+int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed);
+int fdtv_dvb_register(struct firedtv *fdtv);
+void fdtv_dvb_unregister(struct firedtv *fdtv);
+struct firedtv *fdtv_alloc(struct device *dev,
+                          const struct firedtv_backend *backend,
+                          const char *name, size_t name_len);
+extern const char *fdtv_model_names[];
+
+/* firedtv-fe.c */
+void fdtv_frontend_init(struct firedtv *fdtv);
+
+/* firedtv-rc.c */
+#ifdef CONFIG_DVB_FIREDTV_INPUT
+int fdtv_register_rc(struct firedtv *fdtv, struct device *dev);
+void fdtv_unregister_rc(struct firedtv *fdtv);
+void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code);
+#else
+static inline int fdtv_register_rc(struct firedtv *fdtv,
+                                  struct device *dev) { return 0; }
+static inline void fdtv_unregister_rc(struct firedtv *fdtv) {}
+static inline void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code) {}
+#endif
+
+#endif /* _FIREDTV_H */