Re: [PATCH V2] serial: tegra: Only print FIFO error message when an error occurs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 09/07/2021 09:34, Jon Hunter wrote:
> 
> 
> On 08/07/2021 23:25, Michał Mirosław wrote:
>> On Wed, Jun 30, 2021 at 01:56:43PM +0100, Jon Hunter wrote:
>>> The Tegra serial driver always prints an error message when enabling the
>>> FIFO for devices that have support for checking the FIFO enable status.
>>> Fix this by displaying the error message, only when an error occurs.
>>>
>>> Finally, update the error message to make it clear that enabling the
>>> FIFO failed and display the error code.
>> [...]
>>> @@ -1045,9 +1045,11 @@ static int tegra_uart_hw_init(struct tegra_uart_port *tup)
>>>  
>>>  	if (tup->cdata->fifo_mode_enable_status) {
>>>  		ret = tegra_uart_wait_fifo_mode_enabled(tup);
>>> -		dev_err(tup->uport.dev, "FIFO mode not enabled\n");
>>> -		if (ret < 0)
>>> +		if (ret < 0) {
>>> +			dev_err(tup->uport.dev,
>>> +				"Failed to enable FIFO mode: %d\n", ret);
>>
>> Could you change this to use %pe and ERR_PTR(ret)?
> 
> Sorry, but it is not clear to me why this would be necessary in this case.

I see so '%pe' prints the symbolic name of the error code. While that is
nice, it also looks a bit odd. Given that we simply print the error code
values in this driver, from looking at other prints, I prefer to keep it
as is for consistency.

Jon

-- 
nvpublic



[Index of Archives]     [ARM Kernel]     [Linux ARM]     [Linux ARM MSM]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux