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* [PATCH] serial: add UART_CAP_EFR and UART_CAP_SLEEP flags to 16C950 UARTs definition
@ 2010-06-16 14:29 Yegor Yefremov
  0 siblings, 0 replies; only message in thread
From: Yegor Yefremov @ 2010-06-16 14:29 UTC (permalink / raw)
  To: linux-serial; +Cc: Greg KH

Adding UART_CAP_EFR and UART_CAP_SLEEP flags will enable sleep mode
and automatic CTS flow control for 16C950 UARTs. It will also avoid 
capabilities detection warning like this:

"ttyS0: detected caps 00000700 should be 00000100"

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>

Index: b/drivers/serial/8250.c
===================================================================
--- a/drivers/serial/8250.c	2010-05-27 09:38:40.000000000 +0200
+++ b/drivers/serial/8250.c	2010-06-16 16:20:59.000000000 +0200
@@ -241,7 +241,7 @@
 		.fifo_size	= 128,
 		.tx_loadsz	= 128,
 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
-		.flags		= UART_CAP_FIFO,
+		.flags		= UART_CAP_FIFO | UART_CAP_EFR | UART_CAP_SLEEP,
 	},
 	[PORT_16654] = {
 		.name		= "ST16654",


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2010-06-16 14:29 [PATCH] serial: add UART_CAP_EFR and UART_CAP_SLEEP flags to 16C950 UARTs definition Yegor Yefremov

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