Re: [PATCH v2] tty: serial: msm_serial: Remove duplicate code in msm_console_setup

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Hi Stephen,

On Friday 09 January 2015 03:16 AM, Stephen Boyd wrote:
> On 01/08/2015 01:15 AM, Pramod Gurav wrote:
>>  drivers/tty/serial/msm_serial.c |   15 ---------------
>>  1 file changed, 15 deletions(-)
>>
>> diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
>> index c88b522..057008d 100644
>> --- a/drivers/tty/serial/msm_serial.c
>> +++ b/drivers/tty/serial/msm_serial.c
>> @@ -932,27 +932,12 @@ static int __init msm_console_setup(struct console *co, char *options)
>>  	if (unlikely(!port->membase))
>>  		return -ENXIO;
>>  
>> -	msm_init_clock(port);
>> -
> 
> Hm.. doesn't the console setup happen before the port is opened though?
> I would think that we need to keep this around so that the clock is
> actually enabled before we go and write to hardware registers.
Thanks. Verified this. Will undo this change.

> 
>>  	if (options)
>>  		uart_parse_options(options, &baud, &parity, &bits, &flow);
>>  
>>  	bits = 8;
>>  	parity = 'n';
>>  	flow = 'n';
> 
> I wonder if we should leave this here? Maybe we can rely on the user
> specifying the right values on the command line?

Ok. Will do.
> 
>> -	msm_write(port, UART_MR2_BITS_PER_CHAR_8 | UART_MR2_STOP_BIT_LEN_ONE,
>> -		  UART_MR2);	/* 8N1 */
>> -
>> -	if (baud < 300 || baud > 115200)
>> -		baud = 115200;
>> -	msm_set_baud_rate(port, baud);
>> -
>> -	msm_reset(port);
>> -
>> -	if (msm_port->is_uartdm) {
> 
> msm_port is unused now. Please remove it in the same patch.
Sure. Thanks.
> 
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