On 04/11/2017 11:12 AM, Sebastian Reichel wrote:
Hi,

On Mon, Apr 03, 2017 at 02:52:57PM -0500, David Lechner wrote:
This fixes the TODO to parse strings and convert them to enum values
when writing to a power_supply class property sysfs attribute.

There is at least one driver that has a writable enum property that
previously could only be written as an integer, so a fallback to writing
enums as integers instead of strings is provided so we don't break existing
userspace programs.

Signed-off-by: David Lechner <[email protected]>

---
 drivers/power/supply/power_supply_sysfs.c | 124 ++++++++++++++++++++----------
 1 file changed, 85 insertions(+), 39 deletions(-)

drivers/power/supply/power_supply_sysfs.c: In function 
‘power_supply_store_property’:
drivers/power/supply/power_supply_sysfs.c:138:9: error: implicit declaration of 
function ‘sysfs_match_string’ [-Werror=implicit-function-declaration]

This is something I found in linux-next. I did not realize it was new. It looks like it is part of a patch series for USB-C connectors.[1]

It greatly simplifies things, so I think we should wait for that patch to land.


[1]: https://patchwork.kernel.org/patch/9636485/


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