From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Date: Tue, 16 Jun 2015 10:28:11 +0000 (+0100)
Subject: greybus: uart: Latch modem control signals for tciomget
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3ee2266c720520dd2bcf90974f184a22d6e53d06;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

greybus: uart: Latch modem control signals for tciomget

Latch signals coming from UART module for
- GB_UART_CTRL_DCD
- GB_UART_CTRL_DSR
- GB_UART_CTRL_RI

Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
---

diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
index 20928702a5b2..3b06cd46694b 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -102,7 +102,7 @@ static int gb_uart_request_recv(u8 type, struct gb_operation *op)
 		break;
 	case GB_UART_TYPE_SERIAL_STATE:
 		serial_state = request->payload;
-		/* TODO: Parse state change and translate to tty API. */
+		gb_tty->ctrlin = le16_to_cpu(serial_state->control);
 		break;
 	default:
 		dev_err(&connection->dev,