linux-kernel - Re: [PATCH v4 1/3] tegra, serial8250: add ->handle_break() uart

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Message-ID: <4F84A2CB.8040301@wwwdotorg.org>
Date:	Tue, 10 Apr 2012 15:14:51 -0600
From:	Stephen Warren <swarren@...dotorg.org>
To:	Dan Williams <dan.j.williams@...el.com>
CC:	gregkh@...uxfoundation.org,
	Sudhakar Mamillapalli <sudhakar@...com>,
	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	Grant Likely <grant.likely@...retlab.ca>,
	linux-serial@...r.kernel.org, Colin Cross <ccross@...roid.com>,
	Olof Johansson <olof@...om.net>,
	Nhan H Mai <nhan.h.mai@...el.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Alan Cox <alan@...ux.intel.com>
Subject: Re: [PATCH v4 1/3] tegra, serial8250: add ->handle_break() uart_port
 op

On 04/10/2012 03:10 PM, Dan Williams wrote:
> The "KT" serial port has another use case for a "received break" quirk,
> so before adding another special case to the 8250 core take this
> opportunity to push such quirks out of the core and into a uart_port op.
> 
> Stephen says:
> "If the callback function is to no longer live in 8250.c itself,
>  arch/arm/mach-tegra/devices.c isn't logically a good place to put it,
>  and that file will be going away once we get rid of all the board files
>  and move solely to device tree."
> 
> ...so since 8250_pci.c houses all the quirks for pci serial devices this
> quirk is similarly housed in of_serial.c.  Once the open firmware
> conversion completes the infrastructure details
> (include/linux/of_serial.h, and the export) can all be removed to make
> this self contained to of_serial.c.

Acked-by: Stephen Warren <swarren@...dotorg.org>
Tested-by: Stephen Warren <swarren@...dotorg.org>
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