diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ieee1394/dma.h | 1 | ||||
-rw-r--r-- | drivers/ieee1394/ieee1394_core.c | 1 | ||||
-rw-r--r-- | drivers/ieee1394/ieee1394_transactions.c | 31 | ||||
-rw-r--r-- | drivers/ieee1394/ieee1394_transactions.h | 2 | ||||
-rw-r--r-- | drivers/ieee1394/iso.h | 1 | ||||
-rw-r--r-- | drivers/ieee1394/nodemgr.c | 10 | ||||
-rw-r--r-- | drivers/ieee1394/nodemgr.h | 18 | ||||
-rw-r--r-- | drivers/media/dvb/Kconfig | 4 | ||||
-rw-r--r-- | drivers/media/dvb/Makefile | 2 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/Kconfig | 22 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/Makefile | 8 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv-1394.c | 285 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv-avc.c | 1315 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv-ci.c | 260 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv-dvb.c | 364 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv-fe.c | 247 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv-rc.c | 190 | ||||
-rw-r--r-- | drivers/media/dvb/firewire/firedtv.h | 182 |
18 files changed, 2936 insertions, 7 deletions
diff --git a/drivers/ieee1394/dma.h b/drivers/ieee1394/dma.h index 2727bcd2419..467373cab8e 100644 --- a/drivers/ieee1394/dma.h +++ b/drivers/ieee1394/dma.h @@ -12,6 +12,7 @@ #include <asm/types.h> +struct file; struct pci_dev; struct scatterlist; struct vm_area_struct; diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c index 2beb8d94f7b..1028e725a27 100644 --- a/drivers/ieee1394/ieee1394_core.c +++ b/drivers/ieee1394/ieee1394_core.c @@ -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 **/ diff --git a/drivers/ieee1394/ieee1394_transactions.c b/drivers/ieee1394/ieee1394_transactions.c index 10c3d9f8c03..675b3135d5f 100644 --- a/drivers/ieee1394/ieee1394_transactions.c +++ b/drivers/ieee1394/ieee1394_transactions.c @@ -501,8 +501,6 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation, 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; +} diff --git a/drivers/ieee1394/ieee1394_transactions.h b/drivers/ieee1394/ieee1394_transactions.h index d2d5bc3546d..20b693be14b 100644 --- a/drivers/ieee1394/ieee1394_transactions.h +++ b/drivers/ieee1394/ieee1394_transactions.h @@ -30,6 +30,8 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation, 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; diff --git a/drivers/ieee1394/iso.h b/drivers/ieee1394/iso.h index b5de5f21ef7..c2089c093aa 100644 --- a/drivers/ieee1394/iso.h +++ b/drivers/ieee1394/iso.h @@ -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> diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index 906c5a98d81..53aada5bbe1 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c @@ -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); } diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h index 15ea09733e8..ee5acdbd114 100644 --- a/drivers/ieee1394/nodemgr.h +++ b/drivers/ieee1394/nodemgr.h @@ -21,9 +21,11 @@ #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); diff --git a/drivers/media/dvb/Kconfig b/drivers/media/dvb/Kconfig index 40ebde53b3c..b0198691892 100644 --- a/drivers/media/dvb/Kconfig +++ b/drivers/media/dvb/Kconfig @@ -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" diff --git a/drivers/media/dvb/Makefile b/drivers/media/dvb/Makefile index f91e9eb15e5..6092a5bb5a7 100644 --- a/drivers/media/dvb/Makefile +++ b/drivers/media/dvb/Makefile @@ -3,3 +3,5 @@ # obj-y := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/ + +obj-$(CONFIG_DVB_FIREDTV) += firewire/ diff --git a/drivers/media/dvb/firewire/Kconfig b/drivers/media/dvb/firewire/Kconfig new file mode 100644 index 00000000000..69028253e98 --- /dev/null +++ b/drivers/media/dvb/firewire/Kconfig @@ -0,0 +1,22 @@ +config DVB_FIREDTV + tristate "FireDTV and FloppyDTV" + depends on DVB_CORE && IEEE1394 + help + Support for DVB receivers from Digital Everywhere + which are connected via IEEE 1394 (FireWire). + + These devices don't have an MPEG decoder built in, + so you need an external software decoder to watch TV. + + To compile this driver as a module, say M here: + the module will be called firedtv. + +if DVB_FIREDTV + +config DVB_FIREDTV_IEEE1394 + def_bool IEEE1394 + +config DVB_FIREDTV_INPUT + def_bool INPUT = y || (INPUT = m && DVB_FIREDTV = m) + +endif # DVB_FIREDTV diff --git a/drivers/media/dvb/firewire/Makefile b/drivers/media/dvb/firewire/Makefile new file mode 100644 index 00000000000..2034695ba19 --- /dev/null +++ b/drivers/media/dvb/firewire/Makefile @@ -0,0 +1,8 @@ +obj-$(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 index 00000000000..4e207658c5d --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv-1394.c @@ -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 index 00000000000..b55d9ccaf33 --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv-avc.c @@ -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 = ¶ms->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 index 00000000000..eeb80d0ea3f --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv-ci.c @@ -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 index 00000000000..9d308dd32a5 --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv-dvb.c @@ -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 index 00000000000..7ba43630a25 --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv-fe.c @@ -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 index 00000000000..46a6324d7b7 --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv-rc.c @@ -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 index 00000000000..d48530b81e6 --- /dev/null +++ b/drivers/media/dvb/firewire/firedtv.h @@ -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 */ |