Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless

Conflicts:
	net/mac80211/debugfs_sta.c
	net/mac80211/sta_info.h

1 files changed, 240 insertions, 96 deletions

diff --git a/drivers/media/dvb/dvb-usb/it913x.c b/drivers/media/dvb/dvb-usb/it913x.c
index 67094b879bb4..9f01cd7a6e3f 100644
--- a/drivers/media/dvb/dvb-usb/it913x.c
+++ b/drivers/media/dvb/dvb-usb/it913x.c
@@ -52,42 +52,59 @@ static int pid_filter;
 module_param_named(pid, pid_filter, int, 0644);
 MODULE_PARM_DESC(pid, "set default 0=on 1=off");
 
+static int dvb_usb_it913x_firmware;
+module_param_named(firmware, dvb_usb_it913x_firmware, int, 0644);
+MODULE_PARM_DESC(firmware, "set firmware 0=auto 1=IT9137 2=IT9135V1");
+
+
 int cmd_counter;
 
 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 
 struct it913x_state {
 	u8 id;
-};
-
-struct ite_config {
-	u8 chip_ver;
-	u16 chip_type;
-	u32 firmware;
-	u8 tuner_id_0;
-	u8 tuner_id_1;
-	u8 dual_mode;
+	struct ite_config it913x_config;
 };
 
 struct ite_config it913x_config;
 
+#define IT913X_RETRY	10
+#define IT913X_SND_TIMEOUT	100
+#define IT913X_RCV_TIMEOUT	200
+
 static int it913x_bulk_write(struct usb_device *dev,
 				u8 *snd, int len, u8 pipe)
 {
-	int ret, actual_l;
+	int ret, actual_l, i;
+
+	for (i = 0; i < IT913X_RETRY; i++) {
+		ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
+				snd, len , &actual_l, IT913X_SND_TIMEOUT);
+		if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
+			break;
+	}
+
+	if (len != actual_l && ret == 0)
+		ret = -EAGAIN;
 
-	ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
-				snd, len , &actual_l, 100);
 	return ret;
 }
 
 static int it913x_bulk_read(struct usb_device *dev,
 				u8 *rev, int len, u8 pipe)
 {
-	int ret, actual_l;
+	int ret, actual_l, i;
+
+	for (i = 0; i < IT913X_RETRY; i++) {
+		ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
+				 rev, len , &actual_l, IT913X_RCV_TIMEOUT);
+		if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
+			break;
+	}
+
+	if (len != actual_l && ret == 0)
+		ret = -EAGAIN;
 
-	ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
-				 rev, len , &actual_l, 200);
 	return ret;
 }
 
@@ -100,7 +117,7 @@ static u16 check_sum(u8 *p, u8 len)
 	return ~sum;
 }
 
-static int it913x_io(struct usb_device *udev, u8 mode, u8 pro,
+static int it913x_usb_talk(struct usb_device *udev, u8 mode, u8 pro,
 			u8 cmd, u32 reg, u8 addr, u8 *data, u8 len)
 {
 	int ret = 0, i, buf_size = 1;
@@ -159,22 +176,41 @@ static int it913x_io(struct usb_device *udev, u8 mode, u8 pro,
 	buff[buf_size++] = (chk_sum & 0xff);
 
 	ret = it913x_bulk_write(udev, buff, buf_size , 0x02);
+	if (ret < 0)
+		goto error;
 
-	ret |= it913x_bulk_read(udev, buff, (mode & 1) ?
+	ret = it913x_bulk_read(udev, buff, (mode & 1) ?
 			5 : len + 5 , 0x01);
+	if (ret < 0)
+		goto error;
 
 	rlen = (mode & 0x1) ? 0x1 : len;
 
 	if (mode & 1)
-		ret |= buff[2];
+		ret = buff[2];
 	else
 		memcpy(data, &buff[3], rlen);
 
 	cmd_counter++;
 
-	kfree(buff);
+error:	kfree(buff);
 
-	return (ret < 0) ? -ENODEV : 0;
+	return ret;
+}
+
+static int it913x_io(struct usb_device *udev, u8 mode, u8 pro,
+			u8 cmd, u32 reg, u8 addr, u8 *data, u8 len)
+{
+	int ret, i;
+
+	for (i = 0; i < IT913X_RETRY; i++) {
+		ret = it913x_usb_talk(udev, mode, pro,
+			cmd, reg, addr, data, len);
+		if (ret != -EAGAIN)
+			break;
+	}
+
+	return ret;
 }
 
 static int it913x_wr_reg(struct usb_device *udev, u8 pro, u32 reg , u8 data)
@@ -223,15 +259,15 @@ static u32 it913x_query(struct usb_device *udev, u8 pro)
 
 static int it913x_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
 {
-	int ret = 0;
+	struct usb_device *udev = adap->dev->udev;
+	int ret;
 	u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
 
 	if (mutex_lock_interruptible(&adap->dev->i2c_mutex) < 0)
 			return -EAGAIN;
 	deb_info(1, "PID_C  (%02x)", onoff);
 
-	if (!onoff)
-		ret = it913x_wr_reg(adap->dev->udev, pro, PID_RST, 0x1);
+	ret = it913x_wr_reg(udev, pro, PID_EN, onoff);
 
 	mutex_unlock(&adap->dev->i2c_mutex);
 	return ret;
@@ -241,27 +277,20 @@ static int it913x_pid_filter(struct dvb_usb_adapter *adap,
 		int index, u16 pid, int onoff)
 {
 	struct usb_device *udev = adap->dev->udev;
-	int ret = 0;
+	int ret;
 	u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
 
-	if (pid_filter > 0)
-		return 0;
-
 	if (mutex_lock_interruptible(&adap->dev->i2c_mutex) < 0)
 			return -EAGAIN;
 	deb_info(1, "PID_F  (%02x)", onoff);
-	if (onoff) {
-		ret = it913x_wr_reg(udev, pro, PID_EN, 0x1);
-
-		ret |= it913x_wr_reg(udev, pro, PID_LSB, (u8)(pid & 0xff));
 
-		ret |= it913x_wr_reg(udev, pro, PID_MSB, (u8)(pid >> 8));
+	ret = it913x_wr_reg(udev, pro, PID_LSB, (u8)(pid & 0xff));
 
-		ret |= it913x_wr_reg(udev, pro, PID_INX_EN, (u8)onoff);
+	ret |= it913x_wr_reg(udev, pro, PID_MSB, (u8)(pid >> 8));
 
-		ret |= it913x_wr_reg(udev, pro, PID_INX, (u8)(index & 0x1f));
+	ret |= it913x_wr_reg(udev, pro, PID_INX_EN, (u8)onoff);
 
-	}
+	ret |= it913x_wr_reg(udev, pro, PID_INX, (u8)(index & 0x1f));
 
 	mutex_unlock(&adap->dev->i2c_mutex);
 	return 0;
@@ -337,15 +366,73 @@ static int it913x_rc_query(struct dvb_usb_device *d)
 
 	if ((ibuf[2] + ibuf[3]) == 0xff) {
 		key = ibuf[2];
-		key += ibuf[0] << 8;
-		deb_info(1, "INT Key =%08x", key);
+		key += ibuf[0] << 16;
+		key += ibuf[1] << 8;
+		deb_info(1, "NEC Extended Key =%08x", key);
 		if (d->rc_dev != NULL)
 			rc_keydown(d->rc_dev, key, 0);
 	}
+
 	mutex_unlock(&d->i2c_mutex);
 
 	return ret;
 }
+
+/* Firmware sets raw */
+const char fw_it9135_v1[] = "dvb-usb-it9135-01.fw";
+const char fw_it9135_v2[] = "dvb-usb-it9135-02.fw";
+const char fw_it9137[] = "dvb-usb-it9137-01.fw";
+
+static int ite_firmware_select(struct usb_device *udev,
+	struct dvb_usb_device_properties *props)
+{
+	int sw;
+	/* auto switch */
+	if (le16_to_cpu(udev->descriptor.idProduct) ==
+			USB_PID_ITETECH_IT9135)
+		sw = IT9135_V1_FW;
+	else if (le16_to_cpu(udev->descriptor.idProduct) ==
+			USB_PID_ITETECH_IT9135_9005)
+		sw = IT9135_V1_FW;
+	else if (le16_to_cpu(udev->descriptor.idProduct) ==
+			USB_PID_ITETECH_IT9135_9006) {
+		sw = IT9135_V2_FW;
+		if (it913x_config.tuner_id_0 == 0)
+			it913x_config.tuner_id_0 = IT9135_60;
+	} else
+		sw = IT9137_FW;
+
+	/* force switch */
+	if (dvb_usb_it913x_firmware != IT9135_AUTO)
+		sw = dvb_usb_it913x_firmware;
+
+	switch (sw) {
+	case IT9135_V1_FW:
+		it913x_config.firmware_ver = 1;
+		it913x_config.adc_x2 = 1;
+		props->firmware = fw_it9135_v1;
+		break;
+	case IT9135_V2_FW:
+		it913x_config.firmware_ver = 1;
+		it913x_config.adc_x2 = 1;
+		props->firmware = fw_it9135_v2;
+		break;
+	case IT9137_FW:
+	default:
+		it913x_config.firmware_ver = 0;
+		it913x_config.adc_x2 = 0;
+		props->firmware = fw_it9137;
+	}
+
+	return 0;
+}
+
+#define TS_MPEG_PKT_SIZE	188
+#define EP_LOW			21
+#define TS_BUFFER_SIZE_PID	(EP_LOW*TS_MPEG_PKT_SIZE)
+#define EP_HIGH			348
+#define TS_BUFFER_SIZE_MAX	(EP_HIGH*TS_MPEG_PKT_SIZE)
+
 static int it913x_identify_state(struct usb_device *udev,
 		struct dvb_usb_device_properties *props,
 		struct dvb_usb_device_description **desc,
@@ -359,6 +446,19 @@ static int it913x_identify_state(struct usb_device *udev,
 	/* checnk for dual mode */
 	it913x_config.dual_mode =  it913x_read_reg(udev, 0x49c5);
 
+	if (udev->speed != USB_SPEED_HIGH) {
+		props->adapter[0].fe[0].pid_filter_count = 5;
+		info("USB 1 low speed mode - connect to USB 2 port");
+		if (pid_filter > 0)
+			pid_filter = 0;
+		if (it913x_config.dual_mode) {
+			it913x_config.dual_mode = 0;
+			info("Dual mode not supported in USB 1");
+		}
+	} else /* For replugging */
+		if(props->adapter[0].fe[0].pid_filter_count == 5)
+			props->adapter[0].fe[0].pid_filter_count = 31;
+
 	/* TODO different remotes */
 	remote = it913x_read_reg(udev, 0x49ac); /* Remote */
 	if (remote == 0)
@@ -370,6 +470,28 @@ static int it913x_identify_state(struct usb_device *udev,
 	info("Dual mode=%x Remote=%x Tuner Type=%x", it913x_config.dual_mode
 		, remote, it913x_config.tuner_id_0);
 
+	/* Select Stream Buffer Size and pid filter option*/
+	if (pid_filter) {
+		props->adapter[0].fe[0].stream.u.bulk.buffersize =
+			TS_BUFFER_SIZE_MAX;
+		props->adapter[0].fe[0].caps &=
+			~DVB_USB_ADAP_NEED_PID_FILTERING;
+	} else
+		props->adapter[0].fe[0].stream.u.bulk.buffersize =
+			TS_BUFFER_SIZE_PID;
+
+	if (it913x_config.dual_mode) {
+		props->adapter[1].fe[0].stream.u.bulk.buffersize =
+			props->adapter[0].fe[0].stream.u.bulk.buffersize;
+		props->num_adapters = 2;
+		if (pid_filter)
+			props->adapter[1].fe[0].caps =
+				props->adapter[0].fe[0].caps;
+	} else
+		props->num_adapters = 1;
+
+	ret = ite_firmware_select(udev, props);
+
 	if (firm_no > 0) {
 		*cold = 0;
 		return 0;
@@ -391,18 +513,22 @@ static int it913x_identify_state(struct usb_device *udev,
 				ret = it913x_wr_reg(udev, DEV_0,
 					GPIOH1_O, 0x0);
 		}
-		props->num_adapters = 2;
-	} else
-		props->num_adapters = 1;
+	}
 
 	reg = it913x_read_reg(udev, IO_MUX_POWER_CLK);
 
 	if (it913x_config.dual_mode) {
 		ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, CHIP2_I2C_ADDR);
-		ret |= it913x_wr_reg(udev, DEV_0,  CLK_O_EN, 0x1);
+		if (it913x_config.firmware_ver == 1)
+			ret |= it913x_wr_reg(udev, DEV_0,  0xcfff, 0x1);
+		else
+			ret |= it913x_wr_reg(udev, DEV_0,  CLK_O_EN, 0x1);
 	} else {
 		ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, 0x0);
-		ret |= it913x_wr_reg(udev, DEV_0,  CLK_O_EN, 0x0);
+		if (it913x_config.firmware_ver == 1)
+			ret |= it913x_wr_reg(udev, DEV_0,  0xcfff, 0x0);
+		else
+			ret |= it913x_wr_reg(udev, DEV_0,  CLK_O_EN, 0x0);
 	}
 
 	*cold = 1;
@@ -428,35 +554,45 @@ static int it913x_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
 	return ret;
 }
 
-
 static int it913x_download_firmware(struct usb_device *udev,
 					const struct firmware *fw)
 {
-	int ret = 0, i;
-	u8 packet_size, dlen;
+	int ret = 0, i = 0, pos = 0;
+	u8 packet_size, min_pkt;
 	u8 *fw_data;
 
-	packet_size = 0x29;
-
 	ret = it913x_wr_reg(udev, DEV_0,  I2C_CLK, I2C_CLK_100);
 
 	info("FRM Starting Firmware Download");
-	/* This uses scatter write firmware headers follow */
-	/* 03 XX 00     XX = chip number? */ 
-
-	for (i = 0; i < fw->size; i += packet_size) {
-			if (i > 0)
-				packet_size = 0x39;
-			fw_data = (u8 *)(fw->data + i);
-			dlen = ((i + packet_size) > fw->size)
-				? (fw->size - i) : packet_size;
-			ret |= it913x_io(udev, WRITE_DATA, DEV_0,
-				CMD_SCATTER_WRITE, 0, 0, fw_data, dlen);
-			udelay(1000);
+
+	/* Multi firmware loader */
+	/* This uses scatter write firmware headers */
+	/* The firmware must start with 03 XX 00 */
+	/* and be the extact firmware length */
+
+	if (it913x_config.chip_ver == 2)
+		min_pkt = 0x11;
+	else
+		min_pkt = 0x19;
+
+	while (i <= fw->size) {
+		if (((fw->data[i] == 0x3) && (fw->data[i + 2] == 0x0))
+			|| (i == fw->size)) {
+			packet_size = i - pos;
+			if ((packet_size > min_pkt) || (i == fw->size)) {
+				fw_data = (u8 *)(fw->data + pos);
+				pos += packet_size;
+				if (packet_size > 0)
+					ret |= it913x_io(udev, WRITE_DATA,
+						DEV_0, CMD_SCATTER_WRITE, 0,
+						0, fw_data, packet_size);
+				udelay(1000);
+			}
+		}
+		i++;
 	}
 
-	ret |= it913x_io(udev, WRITE_CMD, DEV_0,
-			CMD_BOOT, 0, 0, NULL, 0);
+	ret |= it913x_io(udev, WRITE_CMD, DEV_0, CMD_BOOT, 0, 0, NULL, 0);
 
 	msleep(100);
 
@@ -474,12 +610,17 @@ static int it913x_download_firmware(struct usb_device *udev,
 	/* Tuner function */
 	if (it913x_config.dual_mode)
 		ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0xa0);
-
-	ret |= it913x_wr_reg(udev, DEV_0,  PADODPU, 0x0);
-	ret |= it913x_wr_reg(udev, DEV_0,  AGC_O_D, 0x0);
-	if (it913x_config.dual_mode) {
-		ret |= it913x_wr_reg(udev, DEV_1,  PADODPU, 0x0);
-		ret |= it913x_wr_reg(udev, DEV_1,  AGC_O_D, 0x0);
+	else
+		ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0x68);
+
+	if ((it913x_config.chip_ver == 1) &&
+		(it913x_config.chip_type == 0x9135)) {
+		ret |= it913x_wr_reg(udev, DEV_0,  PADODPU, 0x0);
+		ret |= it913x_wr_reg(udev, DEV_0,  AGC_O_D, 0x0);
+		if (it913x_config.dual_mode) {
+			ret |= it913x_wr_reg(udev, DEV_1,  PADODPU, 0x0);
+			ret |= it913x_wr_reg(udev, DEV_1,  AGC_O_D, 0x0);
+		}
 	}
 
 	return (ret < 0) ? -ENODEV : 0;
@@ -500,32 +641,23 @@ static int it913x_name(struct dvb_usb_adapter *adap)
 static int it913x_frontend_attach(struct dvb_usb_adapter *adap)
 {
 	struct usb_device *udev = adap->dev->udev;
+	struct it913x_state *st = adap->dev->priv;
 	int ret = 0;
-	u8 adf = it913x_read_reg(udev, IO_MUX_POWER_CLK);
 	u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5);
-	u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize;
-	u8 tuner_id, tuner_type;
+	u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize / 4;
+	u8 pkt_size = 0x80;
+
+	if (adap->dev->udev->speed != USB_SPEED_HIGH)
+		pkt_size = 0x10;
+
+	it913x_config.adf = it913x_read_reg(udev, IO_MUX_POWER_CLK);
 
 	if (adap->id == 0)
-		tuner_id = it913x_config.tuner_id_0;
-	else
-		tuner_id = it913x_config.tuner_id_1;
-
-	/* TODO we always use IT9137 possible references here*/
-	/* Documentation suggests don't care */
-	switch (tuner_id) {
-	case 0x51:
-	case 0x52:
-	case 0x60:
-	case 0x61:
-	case 0x62:
-	default:
-	case 0x38:
-		tuner_type = IT9137;
-	}
+		memcpy(&st->it913x_config, &it913x_config,
+			sizeof(struct ite_config));
 
 	adap->fe_adap[0].fe = dvb_attach(it913x_fe_attach,
-		&adap->dev->i2c_adap, adap_addr, adf, tuner_type);
+		&adap->dev->i2c_adap, adap_addr, &st->it913x_config);
 
 	if (adap->id == 0 && adap->fe_adap[0].fe) {
 		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x1);
@@ -536,13 +668,13 @@ static int it913x_frontend_attach(struct dvb_usb_adapter *adap)
 		ret = it913x_wr_reg(udev, DEV_0, EP4_TX_LEN_LSB,
 					ep_size & 0xff);
 		ret = it913x_wr_reg(udev, DEV_0, EP4_TX_LEN_MSB, ep_size >> 8);
-		ret = it913x_wr_reg(udev, DEV_0, EP4_MAX_PKT, 0x80);
+		ret = it913x_wr_reg(udev, DEV_0, EP4_MAX_PKT, pkt_size);
 	} else if (adap->id == 1 && adap->fe_adap[0].fe) {
 		ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x6f);
 		ret = it913x_wr_reg(udev, DEV_0, EP5_TX_LEN_LSB,
 					ep_size & 0xff);
 		ret = it913x_wr_reg(udev, DEV_0, EP5_TX_LEN_MSB, ep_size >> 8);
-		ret = it913x_wr_reg(udev, DEV_0, EP5_MAX_PKT, 0x80);
+		ret = it913x_wr_reg(udev, DEV_0, EP5_MAX_PKT, pkt_size);
 		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_EN, 0x1);
 		ret = it913x_wr_reg(udev, DEV_1_DMOD, MP2IF_SERIAL, 0x1);
 		ret = it913x_wr_reg(udev, DEV_1, TOP_HOSTB_SER_MODE, 0x1);
@@ -582,6 +714,9 @@ static int it913x_probe(struct usb_interface *intf,
 static struct usb_device_id it913x_table[] = {
 	{ USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09) },
 	{ USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135) },
+	{ USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137) },
+	{ USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005) },
+	{ USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006) },
 	{}		/* Terminating entry */
 };
 
@@ -614,8 +749,8 @@ static struct dvb_usb_device_properties it913x_properties = {
 				.endpoint = 0x04,
 				.u = {/* Keep Low if PID filter on */
 					.bulk = {
-						.buffersize = 3584,
-
+					.buffersize =
+						TS_BUFFER_SIZE_PID,
 					}
 				}
 			}
@@ -639,8 +774,8 @@ static struct dvb_usb_device_properties it913x_properties = {
 				.endpoint = 0x05,
 				.u = {
 					.bulk = {
-						.buffersize = 3584,
-
+						.buffersize =
+							TS_BUFFER_SIZE_PID,
 					}
 				}
 			}
@@ -654,10 +789,10 @@ static struct dvb_usb_device_properties it913x_properties = {
 		.rc_query	= it913x_rc_query,
 		.rc_interval	= IT913X_POLL,
 		.allowed_protos	= RC_TYPE_NEC,
-		.rc_codes	= RC_MAP_KWORLD_315U,
+		.rc_codes	= RC_MAP_MSI_DIGIVOX_III,
 	},
 	.i2c_algo         = &it913x_i2c_algo,
-	.num_device_descs = 2,
+	.num_device_descs = 5,
 	.devices = {
 		{   "Kworld UB499-2T T09(IT9137)",
 			{ &it913x_table[0], NULL },
@@ -665,6 +800,15 @@ static struct dvb_usb_device_properties it913x_properties = {
 		{   "ITE 9135 Generic",
 			{ &it913x_table[1], NULL },
 			},
+		{   "Sveon STV22 Dual DVB-T HDTV(IT9137)",
+			{ &it913x_table[2], NULL },
+			},
+		{   "ITE 9135(9005) Generic",
+			{ &it913x_table[3], NULL },
+			},
+		{   "ITE 9135(9006) Generic",
+			{ &it913x_table[4], NULL },
+			},
 	}
 };
 
@@ -679,5 +823,5 @@ module_usb_driver(it913x_driver);
 
 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
 MODULE_DESCRIPTION("it913x USB 2 Driver");
-MODULE_VERSION("1.07");
+MODULE_VERSION("1.22");
 MODULE_LICENSE("GPL");