serial: add UART_CAP_EFR and UART_CAP_SLEEP flags to 16C950 UARTs definition
authorYegor Yefremov <yegor_sub1@visionsystems.de>
Wed, 16 Jun 2010 14:29:55 +0000 (16:29 +0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 10 Aug 2010 20:47:38 +0000 (13:47 -0700)
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/serial/8250.c

index 09ef57034c9c75b217ac8a9c395512ddb5b72e1a..bc8ed4be90738593c51717df7ace549775d994e3 100644 (file)
@@ -241,7 +241,7 @@ static const struct serial8250_config uart_config[] = {
                .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",