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Diffstat (limited to 'drivers/media/usb/dvb-usb/nova-t-usb2.c')
-rw-r--r--drivers/media/usb/dvb-usb/nova-t-usb2.c249
1 files changed, 249 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb/nova-t-usb2.c b/drivers/media/usb/dvb-usb/nova-t-usb2.c
new file mode 100644
index 0000000000..4782d07809
--- /dev/null
+++ b/drivers/media/usb/dvb-usb/nova-t-usb2.c
@@ -0,0 +1,249 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2
+ * DVB-T receiver.
+ *
+ * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
+ *
+ * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
+ */
+#include "dibusb.h"
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debugging level (1=rc,2=eeprom (|-able))." DVB_USB_DEBUG_STATUS);
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+#define deb_rc(args...) dprintk(debug,0x01,args)
+#define deb_ee(args...) dprintk(debug,0x02,args)
+
+/* Hauppauge NOVA-T USB2 keys */
+static struct rc_map_table rc_map_haupp_table[] = {
+ { 0x1e00, KEY_0 },
+ { 0x1e01, KEY_1 },
+ { 0x1e02, KEY_2 },
+ { 0x1e03, KEY_3 },
+ { 0x1e04, KEY_4 },
+ { 0x1e05, KEY_5 },
+ { 0x1e06, KEY_6 },
+ { 0x1e07, KEY_7 },
+ { 0x1e08, KEY_8 },
+ { 0x1e09, KEY_9 },
+ { 0x1e0a, KEY_KPASTERISK },
+ { 0x1e0b, KEY_RED },
+ { 0x1e0c, KEY_RADIO },
+ { 0x1e0d, KEY_MENU },
+ { 0x1e0e, KEY_GRAVE }, /* # */
+ { 0x1e0f, KEY_MUTE },
+ { 0x1e10, KEY_VOLUMEUP },
+ { 0x1e11, KEY_VOLUMEDOWN },
+ { 0x1e12, KEY_CHANNEL },
+ { 0x1e14, KEY_UP },
+ { 0x1e15, KEY_DOWN },
+ { 0x1e16, KEY_LEFT },
+ { 0x1e17, KEY_RIGHT },
+ { 0x1e18, KEY_VIDEO },
+ { 0x1e19, KEY_AUDIO },
+ { 0x1e1a, KEY_IMAGES },
+ { 0x1e1b, KEY_EPG },
+ { 0x1e1c, KEY_TV },
+ { 0x1e1e, KEY_NEXT },
+ { 0x1e1f, KEY_BACK },
+ { 0x1e20, KEY_CHANNELUP },
+ { 0x1e21, KEY_CHANNELDOWN },
+ { 0x1e24, KEY_LAST }, /* Skip backwards */
+ { 0x1e25, KEY_OK },
+ { 0x1e29, KEY_BLUE},
+ { 0x1e2e, KEY_GREEN },
+ { 0x1e30, KEY_PAUSE },
+ { 0x1e32, KEY_REWIND },
+ { 0x1e34, KEY_FASTFORWARD },
+ { 0x1e35, KEY_PLAY },
+ { 0x1e36, KEY_STOP },
+ { 0x1e37, KEY_RECORD },
+ { 0x1e38, KEY_YELLOW },
+ { 0x1e3b, KEY_GOTO },
+ { 0x1e3d, KEY_POWER },
+};
+
+/* Firmware bug? sometimes, when a new key is pressed, the previous pressed key
+ * is delivered. No workaround yet, maybe a new firmware.
+ */
+static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
+{
+ u8 *buf, data, toggle, custom;
+ u16 raw;
+ int i, ret;
+ struct dibusb_device_state *st = d->priv;
+
+ buf = kmalloc(5, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ buf[0] = DIBUSB_REQ_POLL_REMOTE;
+ buf[1] = 0x35;
+ ret = dvb_usb_generic_rw(d, buf, 2, buf, 5, 0);
+ if (ret < 0)
+ goto ret;
+
+ *state = REMOTE_NO_KEY_PRESSED;
+ switch (buf[0]) {
+ case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:
+ raw = ((buf[1] << 8) | buf[2]) >> 3;
+ toggle = !!(raw & 0x800);
+ data = raw & 0x3f;
+ custom = (raw >> 6) & 0x1f;
+
+ deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to c: %02x d: %02x toggle: %d\n",
+ buf[1], buf[2], buf[3], custom, data, toggle);
+
+ for (i = 0; i < ARRAY_SIZE(rc_map_haupp_table); i++) {
+ if (rc5_data(&rc_map_haupp_table[i]) == data &&
+ rc5_custom(&rc_map_haupp_table[i]) == custom) {
+
+ deb_rc("c: %x, d: %x\n", rc5_data(&rc_map_haupp_table[i]),
+ rc5_custom(&rc_map_haupp_table[i]));
+
+ *event = rc_map_haupp_table[i].keycode;
+ *state = REMOTE_KEY_PRESSED;
+ if (st->old_toggle == toggle) {
+ if (st->last_repeat_count++ < 2)
+ *state = REMOTE_NO_KEY_PRESSED;
+ } else {
+ st->last_repeat_count = 0;
+ st->old_toggle = toggle;
+ }
+ break;
+ }
+ }
+
+ break;
+ case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY:
+ default:
+ break;
+ }
+
+ret:
+ kfree(buf);
+ return ret;
+}
+
+static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
+{
+ int i, ret;
+ u8 b;
+
+ mac[0] = 0x00;
+ mac[1] = 0x0d;
+ mac[2] = 0xfe;
+
+ /* this is a complete guess, but works for my box */
+ for (i = 136; i < 139; i++) {
+ ret = dibusb_read_eeprom_byte(d, i, &b);
+ if (ret)
+ return ret;
+
+ mac[5 - (i - 136)] = b;
+ }
+
+ return 0;
+}
+
+/* USB Driver stuff */
+static struct dvb_usb_device_properties nova_t_properties;
+
+static int nova_t_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ return dvb_usb_device_init(intf, &nova_t_properties,
+ THIS_MODULE, NULL, adapter_nr);
+}
+
+/* do not change the order of the ID table */
+enum {
+ HAUPPAUGE_WINTV_NOVA_T_USB2_COLD,
+ HAUPPAUGE_WINTV_NOVA_T_USB2_WARM,
+};
+
+static struct usb_device_id nova_t_table[] = {
+ DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_WINTV_NOVA_T_USB2_COLD),
+ DVB_USB_DEV(HAUPPAUGE, HAUPPAUGE_WINTV_NOVA_T_USB2_WARM),
+ { }
+};
+
+MODULE_DEVICE_TABLE(usb, nova_t_table);
+
+static struct dvb_usb_device_properties nova_t_properties = {
+ .caps = DVB_USB_IS_AN_I2C_ADAPTER,
+
+ .usb_ctrl = CYPRESS_FX2,
+ .firmware = "dvb-usb-nova-t-usb2-02.fw",
+
+ .num_adapters = 1,
+ .adapter = {
+ {
+ .num_frontends = 1,
+ .fe = {{
+ .caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
+ .pid_filter_count = 32,
+
+ .streaming_ctrl = dibusb2_0_streaming_ctrl,
+ .pid_filter = dibusb_pid_filter,
+ .pid_filter_ctrl = dibusb_pid_filter_ctrl,
+ .frontend_attach = dibusb_dib3000mc_frontend_attach,
+ .tuner_attach = dibusb_dib3000mc_tuner_attach,
+
+ /* parameter for the MPEG2-data transfer */
+ .stream = {
+ .type = USB_BULK,
+ .count = 7,
+ .endpoint = 0x06,
+ .u = {
+ .bulk = {
+ .buffersize = 4096,
+ }
+ }
+ },
+ }},
+ .size_of_priv = sizeof(struct dibusb_state),
+ }
+ },
+ .size_of_priv = sizeof(struct dibusb_device_state),
+
+ .power_ctrl = dibusb2_0_power_ctrl,
+ .read_mac_address = nova_t_read_mac_address,
+
+ .rc.legacy = {
+ .rc_interval = 100,
+ .rc_map_table = rc_map_haupp_table,
+ .rc_map_size = ARRAY_SIZE(rc_map_haupp_table),
+ .rc_query = nova_t_rc_query,
+ },
+
+ .i2c_algo = &dibusb_i2c_algo,
+
+ .generic_bulk_ctrl_endpoint = 0x01,
+
+ .num_device_descs = 1,
+ .devices = {
+ { "Hauppauge WinTV-NOVA-T usb2",
+ { &nova_t_table[HAUPPAUGE_WINTV_NOVA_T_USB2_COLD], NULL },
+ { &nova_t_table[HAUPPAUGE_WINTV_NOVA_T_USB2_WARM], NULL },
+ },
+ { NULL },
+ }
+};
+
+static struct usb_driver nova_t_driver = {
+ .name = "dvb_usb_nova_t_usb2",
+ .probe = nova_t_probe,
+ .disconnect = dvb_usb_device_exit,
+ .id_table = nova_t_table,
+};
+
+module_usb_driver(nova_t_driver);
+
+MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
+MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");
+MODULE_VERSION("1.0");
+MODULE_LICENSE("GPL");