RE: [PATCH 16/17] ABI: sysfs-driver-ufs: Add another What for platform drivers

From: Avri Altman
Date: Wed Sep 29 2021 - 02:32:47 EST


> The current what expressions:
> What: /sys/bus/platform/drivers/ufshcd/*/...
>
> Doesn't actually match what (some?) platform drivers actually
> export. For instance, drivers/scsi/ufs/ufs-hisi.c actually
> creates the sysfs struct for ufshcd inside this directory:
>
> /sys/devices/platform/soc/ff3c0000.ufs
>
> Which has those aliases:
>
> /sys/devices/virtual/devlink/platform:fff35000.crg_ctrl--
> platform:ff3c0000.ufs/consumer/
> /sys/bus/platform/drivers/ufshcd-hisi/ff3c0000.ufs/
> /sys/bus/platform/devices/soc/ff3c0000.ufs/
> /sys/bus/platform/devices/ff3c0000.ufs/
>
> So, add another What: for such files that will match the
> device ufs entries, e. g.:
>
> What: /sys/bus/platform/devices/*.ufs/
On some platforms the suffix is .ufshc
So Maybe use:
/sys/bus/platform/devices/*.ufs*/

Thanks,
Avri
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>