linux-kernel - Re: [PATCH 4/5] drivers/tty/serial: make msm

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Date:	Mon, 19 Oct 2015 12:44:25 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org, Kumar Gala <galak@...eaurora.org>,
	Andy Gross <agross@...eaurora.org>,
	David Brown <davidb@...eaurora.org>,
	Jiri Slaby <jslaby@...e.com>, linux-arm-msm@...r.kernel.org,
	linux-soc@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH 4/5] drivers/tty/serial: make msm_serial.c explicitly
 non-modular

On 10/18/2015 03:21 PM, Paul Gortmaker wrote:
> The Kconfig currently controlling compilation of this code is:
>
> drivers/tty/serial/Kconfig:config SERIAL_MSM
> drivers/tty/serial/Kconfig:     bool "MSM on-chip serial port support"
>
> ...meaning that it currently is not being built as a module by anyone.
>
> Lets remove the modular code that is essentially orphaned, so that
> when reading the driver there is no doubt it is builtin-only.
>
> We explicitly disallow a driver unbind, since that doesn't have a
> sensible use case anyway, and it allows us to drop the ".remove"
> code for non-modular drivers.
>
> Since module_init translates to device_initcall in the non-modular
> case, the init ordering remains unchanged with this commit.
>
> We don't replace module.h with init.h since the file already has that.
>
> We also delete the MODULE_LICENSE tag etc. since all that information
> is already contained at the top of the file in the comments.
>
> Cc: Kumar Gala <galak@...eaurora.org>
> Cc: Andy Gross <agross@...eaurora.org>
> Cc: David Brown <davidb@...eaurora.org>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: Jiri Slaby <jslaby@...e.com>
> Cc: linux-arm-msm@...r.kernel.org
> Cc: linux-soc@...r.kernel.org
> Cc: linux-serial@...r.kernel.org
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
> ---

I'd prefer we make the Kconfig a tristate. I'll test out that
configuration today, but I don't see why it wouldn't work.

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

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