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Commit 8e216e50 authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Mauro Carvalho Chehab
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[media] it913x [BUG] Enable endpoint 3 on devices with HID interface 



On some USB controllers when endpoint 3 (used by HID) is not enabled
this causes a USB reset.

Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 68425935

drivers/media/usb/dvb-usb-v2/it913x.c

+8 −2
Original line number Diff line number Diff line
@@ -659,12 +659,18 @@ static int it913x_frontend_attach(struct dvb_usb_adapter *adap) 
		it913x_wr_reg(d, DEV_0_DMOD, MP2IF2_SW_RST, 0x1);

		it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x0f);

		it913x_wr_reg(d, DEV_0, EP0_TX_NAK, 0x1b);

		if (st->proprietary_ir == false) /* Enable endpoint 3 */

			it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x3f);

		else

			it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x2f);

		it913x_wr_reg(d, DEV_0, EP4_TX_LEN_LSB,

					ep_size & 0xff);

		it913x_wr_reg(d, DEV_0, EP4_TX_LEN_MSB, ep_size >> 8);

		ret = it913x_wr_reg(d, DEV_0, EP4_MAX_PKT, pkt_size);

	} else if (adap->id == 1 && adap->fe[0]) {

		if (st->proprietary_ir == false)

			it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x7f);

		else

			it913x_wr_reg(d, DEV_0, EP0_TX_EN, 0x6f);

		it913x_wr_reg(d, DEV_0, EP5_TX_LEN_LSB,

					ep_size & 0xff);