Thread (27 messages) 27 messages, 3 authors, 2015-12-05

[PATCH LINUX v3 05/10] tty: xuartps: Improve startup function

From: Sören Brinkmann <hidden>
Date: 2015-12-05 21:47:20
Also in: linux-serial, lkml

On Sat, 2015-12-05 at 12:21PM -0500, Peter Hurley wrote:
On 11/21/2015 09:59 PM, Soren Brinkmann wrote:
quoted
The startup function is supposed to initialize the UART for receiving.
Hence, don't enable the TX part. Also, protect HW accesses with the port
lock.
Reviewed-by: Peter Hurley <redacted>

NB: the request_irq() should be _after_ h/w programming, otherwise an
interrupt could be triggered and in-progress before the h/w has been
setup.
Thanks for pointing that out. I'll patch that.

	S?ren
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