Commit 3822c7ce authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Mauro Carvalho Chehab
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[media] it913x ver 1.09 support for USB 1 devices (IT9135) 



IT9135 devices do support USB 1.
Support added with restricton on pid count to 5.
IT9137 devices wil not connect in USB 1 mode.

Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 2da12fcb

drivers/media/dvb/dvb-usb/it913x.c

+20 −3
Original line number Diff line number Diff line
@@ -350,6 +350,19 @@ 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)
@@ -499,6 +512,10 @@ static int it913x_frontend_attach(struct dvb_usb_adapter *adap) 
	int ret = 0;

	u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5);

	u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize;

	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);
@@ -514,13 +531,13 @@ 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);
@@ -676,5 +693,5 @@ module_exit(it913x_module_exit); 


MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");

MODULE_DESCRIPTION("it913x USB 2 Driver");

MODULE_VERSION("1.08");

MODULE_VERSION("1.09");

MODULE_LICENSE("GPL");