Re: [PATCH v5 2/7] mfd / platform: cros_ec: move lightbar attributes to its own driver

From: Lee Jones
Date: Fri Dec 21 2018 - 04:09:19 EST


On Wed, 12 Dec 2018, Enric Balletbo i Serra wrote:

> The entire way how cros sysfs attibutes are created is broken.
> cros_ec_lightbar should be its own driver and its attributes should be
> associated with a lightbar driver not the mfd driver. In order to retain
> the path, the lightbar attributes are attached to the cros_class.
>
> The patch also adds the sysfs documentation.
>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
> Reviewed-by: Guenter Roeck <groeck@xxxxxxxxxxxx>
> ---
>
> Changes in v5: None
> Changes in v4:
> - Use <ec-device-name> instead <cros-ec> in documentation.
>
> Changes in v3:
> - Removed unneded check for ec_dev.
>
> Changes in v2:
> - Removed the two exported functions to attach/detach to the cros_class.
> - Use dev_warn instead of dev_err when adding the lightbar.
>
> ...sfs-class-chromeos-driver-cros-ec-lightbar | 74 +++++++++++++++
> drivers/mfd/cros_ec_dev.c | 24 ++---
> drivers/mfd/cros_ec_dev.h | 6 --

> drivers/platform/chrome/Kconfig | 11 +++
> drivers/platform/chrome/Makefile | 3 +-
> drivers/platform/chrome/cros_ec_lightbar.c | 95 ++++++++++++++-----
> include/linux/mfd/cros_ec.h | 1 -

For my own reference:
Acked-for-MFD-by: Lee Jones <lee.jones@xxxxxxxxxx>

--
Lee Jones [æçæ]
Linaro Services Technical Lead
Linaro.org â Open source software for ARM SoCs
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