All of lore.kernel.org
 help / color / mirror / Atom feed
* [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",


^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2010-06-16 14:30 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-06-16 14:29 [PATCH] serial: add UART_CAP_EFR and UART_CAP_SLEEP flags to 16C950 UARTs definition Yegor Yefremov

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.