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path: root/drivers/media/usb/dvb-usb/opera1.c
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-rw-r--r--drivers/media/usb/dvb-usb/opera1.c585
1 files changed, 585 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb/opera1.c b/drivers/media/usb/dvb-usb/opera1.c
new file mode 100644
index 000000000..0da86f58a
--- /dev/null
+++ b/drivers/media/usb/dvb-usb/opera1.c
@@ -0,0 +1,585 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* DVB USB framework compliant Linux driver for the Opera1 DVB-S Card
+*
+* Copyright (C) 2006 Mario Hlawitschka (dh1pa@amsat.org)
+* Copyright (C) 2006 Marco Gittler (g.marco@freenet.de)
+*
+* see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
+*/
+
+#define DVB_USB_LOG_PREFIX "opera"
+
+#include "dvb-usb.h"
+#include "stv0299.h"
+
+#define OPERA_READ_MSG 0
+#define OPERA_WRITE_MSG 1
+#define OPERA_I2C_TUNER 0xd1
+
+#define READ_FX2_REG_REQ 0xba
+#define READ_MAC_ADDR 0x08
+#define OPERA_WRITE_FX2 0xbb
+#define OPERA_TUNER_REQ 0xb1
+#define REG_1F_SYMBOLRATE_BYTE0 0x1f
+#define REG_20_SYMBOLRATE_BYTE1 0x20
+#define REG_21_SYMBOLRATE_BYTE2 0x21
+
+#define ADDR_B600_VOLTAGE_13V (0x02)
+#define ADDR_B601_VOLTAGE_18V (0x03)
+#define ADDR_B1A6_STREAM_CTRL (0x04)
+#define ADDR_B880_READ_REMOTE (0x05)
+
+struct opera1_state {
+ u32 last_key_pressed;
+};
+struct rc_map_opera_table {
+ u32 keycode;
+ u32 event;
+};
+
+static int dvb_usb_opera1_debug;
+module_param_named(debug, dvb_usb_opera1_debug, int, 0644);
+MODULE_PARM_DESC(debug,
+ "set debugging level (1=info,xfer=2,pll=4,ts=8,err=16,rc=32,fw=64 (or-able))."
+ DVB_USB_DEBUG_STATUS);
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+
+static int opera1_xilinx_rw(struct usb_device *dev, u8 request, u16 value,
+ u8 * data, u16 len, int flags)
+{
+ int ret;
+ u8 tmp;
+ u8 *buf;
+ unsigned int pipe = (flags == OPERA_READ_MSG) ?
+ usb_rcvctrlpipe(dev,0) : usb_sndctrlpipe(dev, 0);
+ u8 request_type = (flags == OPERA_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT;
+
+ buf = kmalloc(len, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ if (flags == OPERA_WRITE_MSG)
+ memcpy(buf, data, len);
+ ret = usb_control_msg(dev, pipe, request,
+ request_type | USB_TYPE_VENDOR, value, 0x0,
+ buf, len, 2000);
+
+ if (request == OPERA_TUNER_REQ) {
+ tmp = buf[0];
+ if (usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
+ OPERA_TUNER_REQ, USB_DIR_IN | USB_TYPE_VENDOR,
+ 0x01, 0x0, buf, 1, 2000) < 1 || buf[0] != 0x08) {
+ ret = 0;
+ goto out;
+ }
+ buf[0] = tmp;
+ }
+ if (flags == OPERA_READ_MSG)
+ memcpy(data, buf, len);
+out:
+ kfree(buf);
+ return ret;
+}
+
+/* I2C */
+
+static int opera1_usb_i2c_msgxfer(struct dvb_usb_device *dev, u16 addr,
+ u8 * buf, u16 len)
+{
+ int ret = 0;
+ u8 request;
+ u16 value;
+
+ if (!dev) {
+ info("no usb_device");
+ return -EINVAL;
+ }
+ if (mutex_lock_interruptible(&dev->usb_mutex) < 0)
+ return -EAGAIN;
+
+ switch (addr>>1){
+ case ADDR_B600_VOLTAGE_13V:
+ request=0xb6;
+ value=0x00;
+ break;
+ case ADDR_B601_VOLTAGE_18V:
+ request=0xb6;
+ value=0x01;
+ break;
+ case ADDR_B1A6_STREAM_CTRL:
+ request=0xb1;
+ value=0xa6;
+ break;
+ case ADDR_B880_READ_REMOTE:
+ request=0xb8;
+ value=0x80;
+ break;
+ default:
+ request=0xb1;
+ value=addr;
+ }
+ ret = opera1_xilinx_rw(dev->udev, request,
+ value, buf, len,
+ addr&0x01?OPERA_READ_MSG:OPERA_WRITE_MSG);
+
+ mutex_unlock(&dev->usb_mutex);
+ return ret;
+}
+
+static int opera1_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
+ int num)
+{
+ struct dvb_usb_device *d = i2c_get_adapdata(adap);
+ int i = 0, tmp = 0;
+
+ if (!d)
+ return -ENODEV;
+ if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
+ return -EAGAIN;
+
+ for (i = 0; i < num; i++) {
+ if ((tmp = opera1_usb_i2c_msgxfer(d,
+ (msg[i].addr<<1)|(msg[i].flags&I2C_M_RD?0x01:0),
+ msg[i].buf,
+ msg[i].len
+ )) != msg[i].len) {
+ break;
+ }
+ if (dvb_usb_opera1_debug & 0x10)
+ info("sending i2c message %d %d", tmp, msg[i].len);
+ }
+ mutex_unlock(&d->i2c_mutex);
+ return num;
+}
+
+static u32 opera1_i2c_func(struct i2c_adapter *adapter)
+{
+ return I2C_FUNC_I2C;
+}
+
+static struct i2c_algorithm opera1_i2c_algo = {
+ .master_xfer = opera1_i2c_xfer,
+ .functionality = opera1_i2c_func,
+};
+
+static int opera1_set_voltage(struct dvb_frontend *fe,
+ enum fe_sec_voltage voltage)
+{
+ static u8 command_13v[1]={0x00};
+ static u8 command_18v[1]={0x01};
+ struct i2c_msg msg[] = {
+ {.addr = ADDR_B600_VOLTAGE_13V,.flags = 0,.buf = command_13v,.len = 1},
+ };
+ struct dvb_usb_adapter *udev_adap =
+ (struct dvb_usb_adapter *)(fe->dvb->priv);
+ if (voltage == SEC_VOLTAGE_18) {
+ msg[0].addr = ADDR_B601_VOLTAGE_18V;
+ msg[0].buf = command_18v;
+ }
+ i2c_transfer(&udev_adap->dev->i2c_adap, msg, 1);
+ return 0;
+}
+
+static int opera1_stv0299_set_symbol_rate(struct dvb_frontend *fe, u32 srate,
+ u32 ratio)
+{
+ stv0299_writereg(fe, 0x13, 0x98);
+ stv0299_writereg(fe, 0x14, 0x95);
+ stv0299_writereg(fe, REG_1F_SYMBOLRATE_BYTE0, (ratio >> 16) & 0xff);
+ stv0299_writereg(fe, REG_20_SYMBOLRATE_BYTE1, (ratio >> 8) & 0xff);
+ stv0299_writereg(fe, REG_21_SYMBOLRATE_BYTE2, (ratio) & 0xf0);
+ return 0;
+
+}
+static u8 opera1_inittab[] = {
+ 0x00, 0xa1,
+ 0x01, 0x15,
+ 0x02, 0x30,
+ 0x03, 0x00,
+ 0x04, 0x7d,
+ 0x05, 0x05,
+ 0x06, 0x02,
+ 0x07, 0x00,
+ 0x0b, 0x00,
+ 0x0c, 0x01,
+ 0x0d, 0x81,
+ 0x0e, 0x44,
+ 0x0f, 0x19,
+ 0x10, 0x3f,
+ 0x11, 0x84,
+ 0x12, 0xda,
+ 0x13, 0x98,
+ 0x14, 0x95,
+ 0x15, 0xc9,
+ 0x16, 0xeb,
+ 0x17, 0x00,
+ 0x18, 0x19,
+ 0x19, 0x8b,
+ 0x1a, 0x00,
+ 0x1b, 0x82,
+ 0x1c, 0x7f,
+ 0x1d, 0x00,
+ 0x1e, 0x00,
+ REG_1F_SYMBOLRATE_BYTE0, 0x06,
+ REG_20_SYMBOLRATE_BYTE1, 0x50,
+ REG_21_SYMBOLRATE_BYTE2, 0x10,
+ 0x22, 0x00,
+ 0x23, 0x00,
+ 0x24, 0x37,
+ 0x25, 0xbc,
+ 0x26, 0x00,
+ 0x27, 0x00,
+ 0x28, 0x00,
+ 0x29, 0x1e,
+ 0x2a, 0x14,
+ 0x2b, 0x1f,
+ 0x2c, 0x09,
+ 0x2d, 0x0a,
+ 0x2e, 0x00,
+ 0x2f, 0x00,
+ 0x30, 0x00,
+ 0x31, 0x1f,
+ 0x32, 0x19,
+ 0x33, 0xfc,
+ 0x34, 0x13,
+ 0xff, 0xff,
+};
+
+static struct stv0299_config opera1_stv0299_config = {
+ .demod_address = 0xd0>>1,
+ .min_delay_ms = 100,
+ .mclk = 88000000UL,
+ .invert = 1,
+ .skip_reinit = 0,
+ .lock_output = STV0299_LOCKOUTPUT_0,
+ .volt13_op0_op1 = STV0299_VOLT13_OP0,
+ .inittab = opera1_inittab,
+ .set_symbol_rate = opera1_stv0299_set_symbol_rate,
+};
+
+static int opera1_frontend_attach(struct dvb_usb_adapter *d)
+{
+ d->fe_adap[0].fe = dvb_attach(stv0299_attach, &opera1_stv0299_config,
+ &d->dev->i2c_adap);
+ if ((d->fe_adap[0].fe) != NULL) {
+ d->fe_adap[0].fe->ops.set_voltage = opera1_set_voltage;
+ return 0;
+ }
+ info("not attached stv0299");
+ return -EIO;
+}
+
+static int opera1_tuner_attach(struct dvb_usb_adapter *adap)
+{
+ dvb_attach(
+ dvb_pll_attach, adap->fe_adap[0].fe, 0xc0>>1,
+ &adap->dev->i2c_adap, DVB_PLL_OPERA1
+ );
+ return 0;
+}
+
+static int opera1_power_ctrl(struct dvb_usb_device *d, int onoff)
+{
+ u8 val = onoff ? 0x01 : 0x00;
+
+ if (dvb_usb_opera1_debug)
+ info("power %s", onoff ? "on" : "off");
+ return opera1_xilinx_rw(d->udev, 0xb7, val,
+ &val, 1, OPERA_WRITE_MSG);
+}
+
+static int opera1_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
+{
+ static u8 buf_start[2] = { 0xff, 0x03 };
+ static u8 buf_stop[2] = { 0xff, 0x00 };
+ struct i2c_msg start_tuner[] = {
+ {.addr = ADDR_B1A6_STREAM_CTRL,.buf = onoff ? buf_start : buf_stop,.len = 2},
+ };
+ if (dvb_usb_opera1_debug)
+ info("streaming %s", onoff ? "on" : "off");
+ i2c_transfer(&adap->dev->i2c_adap, start_tuner, 1);
+ return 0;
+}
+
+static int opera1_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
+ int onoff)
+{
+ u8 b_pid[3];
+ struct i2c_msg msg[] = {
+ {.addr = ADDR_B1A6_STREAM_CTRL,.buf = b_pid,.len = 3},
+ };
+ if (dvb_usb_opera1_debug)
+ info("pidfilter index: %d pid: %d %s", index, pid,
+ onoff ? "on" : "off");
+ b_pid[0] = (2 * index) + 4;
+ b_pid[1] = onoff ? (pid & 0xff) : (0x00);
+ b_pid[2] = onoff ? ((pid >> 8) & 0xff) : (0x00);
+ i2c_transfer(&adap->dev->i2c_adap, msg, 1);
+ return 0;
+}
+
+static int opera1_pid_filter_control(struct dvb_usb_adapter *adap, int onoff)
+{
+ int u = 0x04;
+ u8 b_pid[3];
+ struct i2c_msg msg[] = {
+ {.addr = ADDR_B1A6_STREAM_CTRL,.buf = b_pid,.len = 3},
+ };
+ if (dvb_usb_opera1_debug)
+ info("%s hw-pidfilter", onoff ? "enable" : "disable");
+ for (; u < 0x7e; u += 2) {
+ b_pid[0] = u;
+ b_pid[1] = 0;
+ b_pid[2] = 0x80;
+ i2c_transfer(&adap->dev->i2c_adap, msg, 1);
+ }
+ return 0;
+}
+
+static struct rc_map_table rc_map_opera1_table[] = {
+ {0x5fa0, KEY_1},
+ {0x51af, KEY_2},
+ {0x5da2, KEY_3},
+ {0x41be, KEY_4},
+ {0x0bf5, KEY_5},
+ {0x43bd, KEY_6},
+ {0x47b8, KEY_7},
+ {0x49b6, KEY_8},
+ {0x05fa, KEY_9},
+ {0x45ba, KEY_0},
+ {0x09f6, KEY_CHANNELUP}, /*chanup */
+ {0x1be5, KEY_CHANNELDOWN}, /*chandown */
+ {0x5da3, KEY_VOLUMEDOWN}, /*voldown */
+ {0x5fa1, KEY_VOLUMEUP}, /*volup */
+ {0x07f8, KEY_SPACE}, /*tab */
+ {0x1fe1, KEY_OK}, /*play ok */
+ {0x1be4, KEY_ZOOM}, /*zoom */
+ {0x59a6, KEY_MUTE}, /*mute */
+ {0x5ba5, KEY_RADIO}, /*tv/f */
+ {0x19e7, KEY_RECORD}, /*rec */
+ {0x01fe, KEY_STOP}, /*Stop */
+ {0x03fd, KEY_PAUSE}, /*pause */
+ {0x03fc, KEY_SCREEN}, /*<- -> */
+ {0x07f9, KEY_CAMERA}, /*capture */
+ {0x47b9, KEY_ESC}, /*exit */
+ {0x43bc, KEY_POWER2}, /*power */
+};
+
+static int opera1_rc_query(struct dvb_usb_device *dev, u32 * event, int *state)
+{
+ struct opera1_state *opst = dev->priv;
+ u8 rcbuffer[32];
+ const u16 startmarker1 = 0x10ed;
+ const u16 startmarker2 = 0x11ec;
+ struct i2c_msg read_remote[] = {
+ {.addr = ADDR_B880_READ_REMOTE,.buf = rcbuffer,.flags = I2C_M_RD,.len = 32},
+ };
+ int i = 0;
+ u32 send_key = 0;
+
+ if (i2c_transfer(&dev->i2c_adap, read_remote, 1) == 1) {
+ for (i = 0; i < 32; i++) {
+ if (rcbuffer[i])
+ send_key |= 1;
+ if (i < 31)
+ send_key = send_key << 1;
+ }
+ if (send_key & 0x8000)
+ send_key = (send_key << 1) | (send_key >> 15 & 0x01);
+
+ if (send_key == 0xffff && opst->last_key_pressed != 0) {
+ *state = REMOTE_KEY_REPEAT;
+ *event = opst->last_key_pressed;
+ return 0;
+ }
+ for (; send_key != 0;) {
+ if (send_key >> 16 == startmarker2) {
+ break;
+ } else if (send_key >> 16 == startmarker1) {
+ send_key =
+ (send_key & 0xfffeffff) | (startmarker1 << 16);
+ break;
+ } else
+ send_key >>= 1;
+ }
+
+ if (send_key == 0)
+ return 0;
+
+ send_key = (send_key & 0xffff) | 0x0100;
+
+ for (i = 0; i < ARRAY_SIZE(rc_map_opera1_table); i++) {
+ if (rc5_scan(&rc_map_opera1_table[i]) == (send_key & 0xffff)) {
+ *state = REMOTE_KEY_PRESSED;
+ *event = rc_map_opera1_table[i].keycode;
+ opst->last_key_pressed =
+ rc_map_opera1_table[i].keycode;
+ break;
+ }
+ opst->last_key_pressed = 0;
+ }
+ } else
+ *state = REMOTE_NO_KEY_PRESSED;
+ return 0;
+}
+
+enum {
+ CYPRESS_OPERA1_COLD,
+ OPERA1_WARM,
+};
+
+static struct usb_device_id opera1_table[] = {
+ DVB_USB_DEV(CYPRESS, CYPRESS_OPERA1_COLD),
+ DVB_USB_DEV(OPERA1, OPERA1_WARM),
+ { }
+};
+
+MODULE_DEVICE_TABLE(usb, opera1_table);
+
+static int opera1_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
+{
+ u8 command[] = { READ_MAC_ADDR };
+ opera1_xilinx_rw(d->udev, 0xb1, 0xa0, command, 1, OPERA_WRITE_MSG);
+ opera1_xilinx_rw(d->udev, 0xb1, 0xa1, mac, 6, OPERA_READ_MSG);
+ return 0;
+}
+static int opera1_xilinx_load_firmware(struct usb_device *dev,
+ const char *filename)
+{
+ const struct firmware *fw = NULL;
+ u8 *b, *p;
+ int ret = 0, i,fpgasize=40;
+ u8 testval;
+ info("start downloading fpga firmware %s",filename);
+
+ if ((ret = request_firmware(&fw, filename, &dev->dev)) != 0) {
+ err("did not find the firmware file '%s'. You can use <kernel_dir>/scripts/get_dvb_firmware to get the firmware",
+ filename);
+ return ret;
+ } else {
+ p = kmalloc(fw->size, GFP_KERNEL);
+ opera1_xilinx_rw(dev, 0xbc, 0x00, &testval, 1, OPERA_READ_MSG);
+ if (p != NULL && testval != 0x67) {
+
+ u8 reset = 0, fpga_command = 0;
+ memcpy(p, fw->data, fw->size);
+ /* clear fpga ? */
+ opera1_xilinx_rw(dev, 0xbc, 0xaa, &fpga_command, 1,
+ OPERA_WRITE_MSG);
+ for (i = 0; i < fw->size;) {
+ if ( (fw->size - i) <fpgasize){
+ fpgasize=fw->size-i;
+ }
+ b = (u8 *) p + i;
+ if (opera1_xilinx_rw
+ (dev, OPERA_WRITE_FX2, 0x0, b , fpgasize,
+ OPERA_WRITE_MSG) != fpgasize
+ ) {
+ err("error while transferring firmware");
+ ret = -EINVAL;
+ break;
+ }
+ i = i + fpgasize;
+ }
+ /* restart the CPU */
+ if (ret || opera1_xilinx_rw
+ (dev, 0xa0, 0xe600, &reset, 1,
+ OPERA_WRITE_MSG) != 1) {
+ err("could not restart the USB controller CPU.");
+ ret = -EINVAL;
+ }
+ }
+ }
+ kfree(p);
+ release_firmware(fw);
+ return ret;
+}
+
+static struct dvb_usb_device_properties opera1_properties = {
+ .caps = DVB_USB_IS_AN_I2C_ADAPTER,
+ .usb_ctrl = CYPRESS_FX2,
+ .firmware = "dvb-usb-opera-01.fw",
+ .size_of_priv = sizeof(struct opera1_state),
+
+ .power_ctrl = opera1_power_ctrl,
+ .i2c_algo = &opera1_i2c_algo,
+
+ .rc.legacy = {
+ .rc_map_table = rc_map_opera1_table,
+ .rc_map_size = ARRAY_SIZE(rc_map_opera1_table),
+ .rc_interval = 200,
+ .rc_query = opera1_rc_query,
+ },
+ .read_mac_address = opera1_read_mac_address,
+ .generic_bulk_ctrl_endpoint = 0x00,
+ /* parameter for the MPEG2-data transfer */
+ .num_adapters = 1,
+ .adapter = {
+ {
+ .num_frontends = 1,
+ .fe = {{
+ .frontend_attach = opera1_frontend_attach,
+ .streaming_ctrl = opera1_streaming_ctrl,
+ .tuner_attach = opera1_tuner_attach,
+ .caps =
+ DVB_USB_ADAP_HAS_PID_FILTER |
+ DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
+ .pid_filter = opera1_pid_filter,
+ .pid_filter_ctrl = opera1_pid_filter_control,
+ .pid_filter_count = 252,
+ .stream = {
+ .type = USB_BULK,
+ .count = 10,
+ .endpoint = 0x82,
+ .u = {
+ .bulk = {
+ .buffersize = 4096,
+ }
+ }
+ },
+ }},
+ }
+ },
+ .num_device_descs = 1,
+ .devices = {
+ {"Opera1 DVB-S USB2.0",
+ {&opera1_table[CYPRESS_OPERA1_COLD], NULL},
+ {&opera1_table[OPERA1_WARM], NULL},
+ },
+ }
+};
+
+static int opera1_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct usb_device *udev = interface_to_usbdev(intf);
+
+ if (le16_to_cpu(udev->descriptor.idProduct) == USB_PID_OPERA1_WARM &&
+ le16_to_cpu(udev->descriptor.idVendor) == USB_VID_OPERA1 &&
+ opera1_xilinx_load_firmware(udev, "dvb-usb-opera1-fpga-01.fw") != 0
+ ) {
+ return -EINVAL;
+ }
+
+ if (0 != dvb_usb_device_init(intf, &opera1_properties,
+ THIS_MODULE, NULL, adapter_nr))
+ return -EINVAL;
+ return 0;
+}
+
+static struct usb_driver opera1_driver = {
+ .name = "opera1",
+ .probe = opera1_probe,
+ .disconnect = dvb_usb_device_exit,
+ .id_table = opera1_table,
+};
+
+module_usb_driver(opera1_driver);
+
+MODULE_AUTHOR("Mario Hlawitschka (c) dh1pa@amsat.org");
+MODULE_AUTHOR("Marco Gittler (c) g.marco@freenet.de");
+MODULE_DESCRIPTION("Driver for Opera1 DVB-S device");
+MODULE_VERSION("0.1");
+MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-06 08:37:32 +0000