[PATCH] cpuidle: add maintainer entry

[Rob Herring]

On 04/24/2013 08:34 AM, Daniel Lezcano wrote:
> Currently the cpuidle drivers are spread across the different archs.
> 
> The patch submission for cpuidle are following different path: the cpuidle core
> code goes to linux-pm, the ARM drivers goes to arm-soc or the SoC specific
> tree, sh goes through sh arch tree, pseries goes through PowerPC and
> finally intel goes through Len's tree while acpi_idle goes under linux-pm.
> 
> That makes difficult to consolidate the code and to propagate modifications
> from the cpuidle core to the different drivers.
> 
> Hopefully, a movement has initiated to put the cpuidle drivers into the
> drivers/cpuidle directory like cpuidle-calxeda.c and cpuidle-kirkwood.c
> 
> Add an explicit maintainer entry in the MAINTAINER to clarify the situation
> and prevent new cpuidle drivers to goes to an arch directory.
> 
> The upstreaming process is unchanged: Rafael takes the patches to merge them
> into its tree but with the acked-by from the driver's maintainer. So the header
> must contains the name of the maintainer.

Shouldn't MAINTAINERS contain the driver maintainers too?

> 
> This organization will be the same than cpufreq.
> 
> Signed-off-by: Daniel Lezcano <daniel.lezcano at linaro.org>
> ---
>  MAINTAINERS                        |    7 +++++++
>  drivers/cpuidle/cpuidle-calxeda.c  |    4 +++-
>  drivers/cpuidle/cpuidle-kirkwood.c |    5 +++--
>  3 files changed, 13 insertions(+), 3 deletions(-)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 61677c3..effa0f3 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -2206,6 +2206,13 @@ S:	Maintained
>  F:	drivers/cpufreq/
>  F:	include/linux/cpufreq.h
>  
> +CPUIDLE DRIVERS
> +M:	Rafael J. Wysocki <rjw at sisk.pl>
> +L:	linux-pm at vger.kernel.org
> +S:	Maintained
> +F:	drivers/cpuidle/*
> +F:	include/linux/cpuidle.h
> +
>  CPU FREQUENCY DRIVERS - ARM BIG LITTLE
>  M:	Viresh Kumar <viresh.kumar at linaro.org>
>  M:	Sudeep KarkadaNagesha <sudeep.karkadanagesha at arm.com>
> diff --git a/drivers/cpuidle/cpuidle-calxeda.c b/drivers/cpuidle/cpuidle-calxeda.c
> index e344b56..2378c39 100644
> --- a/drivers/cpuidle/cpuidle-calxeda.c
> +++ b/drivers/cpuidle/cpuidle-calxeda.c
> @@ -1,7 +1,6 @@
>  /*
>   * Copyright 2012 Calxeda, Inc.
>   *
> - * Based on arch/arm/plat-mxc/cpuidle.c:

This file may have moved, but it existed at the time this was committed.
So the comment still applies and documents what part of the file the FSL
and Linaro copyright applies to.

Of course most of what was copied here was the boilerplate which your
patch series removes. The heart of the functionality was developed by me.

>   * Copyright 2012 Freescale Semiconductor, Inc.
>   * Copyright 2012 Linaro Ltd.
>   *
> @@ -16,6 +15,9 @@
>   *
>   * You should have received a copy of the GNU General Public License along with
>   * this program.  If not, see <http://www.gnu.org/licenses/>.
> + *
> + * Author    : Rob Herring <rob.herring at calxeda.com>
> + * Maintainer: Rob Herring <rob.herring at calxeda.com>

As mentioned above, this doesn't seem right.

Rob

>   */
>  
>  #include <linux/cpuidle.h>
> diff --git a/drivers/cpuidle/cpuidle-kirkwood.c b/drivers/cpuidle/cpuidle-kirkwood.c
> index 53290e1..521b0a7 100644
> --- a/drivers/cpuidle/cpuidle-kirkwood.c
> +++ b/drivers/cpuidle/cpuidle-kirkwood.c
> @@ -1,6 +1,4 @@
>  /*
> - * arch/arm/mach-kirkwood/cpuidle.c
> - *
>   * CPU idle Marvell Kirkwood SoCs
>   *
>   * This file is licensed under the terms of the GNU General Public
> @@ -11,6 +9,9 @@
>   * to implement two idle states -
>   * #1 wait-for-interrupt
>   * #2 wait-for-interrupt and DDR self refresh
> + *
> + * Maintainer: Jason Cooper <jason at lakedaemon.net>
> + * Maintainer: Andrew Lunn <andrew at lunn.ch>
>   */
>  
>  #include <linux/kernel.h>
>