On 2021/09/29 9:07, Saravana Kannan wrote: > Ulf reported an issue[1] with fw_devlink. This series tries to fix that > issue. > > I replicated a similar set up on my end and I confirmed: > - A simple-bus only device is probed. > - Another device listing simple-bus as a 2nd compatible string isn't > probed. > > v1->v2: > - Switched to probing the simple-bus device instead of marking it as > NEVER_PROBES. > > v2->v3: > - Moved all the code into the simple-pm-bus driver > - Addressed Ulf's comment about the remove() code missing a check. > > v3->v4: > - Added support for driver_override to accommodate the case where new > transparent bus compatible strings are added to DT, but the kernel hasn't > been updated yet. > - Added/updated comments to give more details. > - Adding Ulf's Tested-by that he have for v3 (v4 didn't change by much). For riscv Kendryte K210 boards: Tested-by: Damien Le Moal <damien.lemoal@xxxxxxx> > > Thanks, > Saravana > [1] - https://lore.kernel.org/lkml/CAPDyKFo9Bxremkb1dDrr4OcXSpE0keVze94Cm=zrkOVxHHxBmQ@xxxxxxxxxxxxxx/ > > Cc: Ulf Hansson <ulf.hansson@xxxxxxxxxx> > Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> > Cc: Rob Herring <robh+dt@xxxxxxxxxx> > > Saravana Kannan (2): > drivers: bus: simple-pm-bus: Add support for probing simple bus only > devices > drivers: bus: Delete CONFIG_SIMPLE_PM_BUS > > arch/arm/configs/multi_v7_defconfig | 1 - > arch/arm/configs/oxnas_v6_defconfig | 1 - > arch/arm/configs/shmobile_defconfig | 1 - > arch/arm/mach-omap2/Kconfig | 1 - > arch/arm64/configs/defconfig | 1 - > drivers/bus/Kconfig | 12 --------- > drivers/bus/Makefile | 2 +- > drivers/bus/simple-pm-bus.c | 42 ++++++++++++++++++++++++++--- > drivers/soc/canaan/Kconfig | 1 - > 9 files changed, 40 insertions(+), 22 deletions(-) > -- Damien Le Moal Western Digital Research
