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    Subject[PATCH 5.6 004/254] usb: ucsi: ccg: disable runtime pm during fw flashing
    Date
    From: Ajay Gupta <ajayg@nvidia.com>

    [ Upstream commit 57a5e5f936be583d2c6cef3661c169e3ea4bf922 ]

    Ucsi ppm is unregistered during fw flashing so disable
    runtime pm also and reenable after fw flashing is completed
    and ppm is re-registered.

    Signed-off-by: Ajay Gupta <ajayg@nvidia.com>
    Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
    Link: https://lore.kernel.org/r/20200217144913.55330-3-heikki.krogerus@linux.intel.com
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/usb/typec/ucsi/ucsi_ccg.c | 2 ++
    1 file changed, 2 insertions(+)

    diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c
    index a5b8530490dba..2658cda5da116 100644
    --- a/drivers/usb/typec/ucsi/ucsi_ccg.c
    +++ b/drivers/usb/typec/ucsi/ucsi_ccg.c
    @@ -1219,6 +1219,7 @@ static int ccg_restart(struct ucsi_ccg *uc)
    return status;
    }

    + pm_runtime_enable(uc->dev);
    return 0;
    }

    @@ -1234,6 +1235,7 @@ static void ccg_update_firmware(struct work_struct *work)

    if (flash_mode != FLASH_NOT_NEEDED) {
    ucsi_unregister(uc->ucsi);
    + pm_runtime_disable(uc->dev);
    free_irq(uc->irq, uc);

    ccg_fw_update(uc, flash_mode);
    --
    2.20.1


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