From: Greg KH <gregkh@linuxfoundation.org>
To: Dan Williams <dan.j.williams@intel.com>
Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
alan@linux.intel.com
Subject: Re: [PATCH 0/6] rework quirks for the "kt" serial port
Date: Fri, 6 Apr 2012 12:14:51 -0700 [thread overview]
Message-ID: <20120406191451.GA14211@kroah.com> (raw)
In-Reply-To: <20120406184346.21744.18004.stgit@dwillia2-linux.jf.intel.com>
On Fri, Apr 06, 2012 at 11:44:22AM -0700, Dan Williams wrote:
> The kt serial port intermittently reports unreliable data in its IIR
> register and needs to reset fifos to stay in sync with firmware when the
> device is reset.
>
> The IIR fixes that went into 3.3 were not complete so patch 3 replaces
> them with an explicit way to turn on UART_BUG_THRE (i.e. the "I don't
> trust my iir" flag).
>
So the first 3 patches should go into 3.4 (and 3.3-stable) kernels,
right?
> A new fix for resetting the fifos on device reset is patch 5. Alan
> asked to make this a new quirk rather than add more workarounds to the
> core (patch 4).
These can wait for 3.5?
> Patch 6 is an untested RFC / RFT from anyone that has a serial
> suspend/resume use case with an 'init' quirk that has resources that
> need de-allocation at 'exit'.
And I'll hold off on this one entirely for now, right?
greg k-h
next prev parent reply other threads:[~2012-04-06 19:14 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-06 18:44 [PATCH 0/6] rework quirks for the "kt" serial port Dan Williams
2012-04-06 18:49 ` [PATCH 1/6] Revert "serial/8250_pci: init-quirk msi support for kt serial controller" Dan Williams
2012-04-06 19:05 ` Alan Cox
2012-04-06 18:49 ` [PATCH 2/6] Revert "serial/8250_pci: setup-quirk workaround for the " Dan Williams
2012-04-06 18:49 ` [PATCH 3/6] serial/8250_pci: add a "force background timer" flag and use it for the "kt" serial port Dan Williams
2012-04-06 18:49 ` [PATCH 4/6] tegra, serial8250: add ->handle_break() uart_port op Dan Williams
2012-04-06 21:01 ` Stephen Warren
2012-04-06 21:28 ` Williams, Dan J
2012-04-06 21:56 ` Stephen Warren
2012-04-06 22:25 ` Williams, Dan J
2012-04-06 18:50 ` [PATCH 5/6] serial/8250_pci: Clear FIFOs for Intel ME Serial Over Lan device on BI Dan Williams
2012-04-06 18:50 ` [RFC PATCH 6/6] serial/8250_pci: fix suspend/resume vs init/exit quirks Dan Williams
2012-04-06 19:14 ` Greg KH [this message]
2012-04-06 19:49 ` [PATCH 0/6] rework quirks for the "kt" serial port Williams, Dan J
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