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SubjectRe: [RFT PATCH 6/9] usb: typec: tipd: Setup IntMask explicitly


On Tue, Sep 21, 2021, at 15:40, Heikki Krogerus wrote:
> On Sat, Sep 18, 2021 at 02:09:31PM +0200, Sven Peter wrote:
>> Right now the code relies on the bootloader to set up the interrupt mask
>> correctly. This usually works but let's make sure to do it explicitly to
>> guarantee it will always work.
>>
>> Signed-off-by: Sven Peter <sven@svenpeter.dev>
>> ---
>> drivers/usb/typec/tipd/core.c | 18 ++++++++++++++++++
>> 1 file changed, 18 insertions(+)
>>
>> diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
>> index d191e7435018..2058e8cca631 100644
>> --- a/drivers/usb/typec/tipd/core.c
>> +++ b/drivers/usb/typec/tipd/core.c
>> @@ -728,6 +728,24 @@ static int tps6598x_probe(struct i2c_client *client)
>> dev_err(&client->dev, "failed to register partner\n");
>> }
>>
>> + if (tps->hw->use_int1) {
>> + ret = tps6598x_write64(tps, TPS_REG_INT_MASK1,
>> + tps->hw->irq_power_status_update |
>> + tps->hw->irq_data_status_update |
>> + tps->hw->irq_plug_event);
>> + if (ret)
>> + goto err_role_put;
>> + }
>> +
>> + if (tps->hw->use_int2) {
>> + ret = tps6598x_write64(tps, TPS_REG_INT_MASK2,
>> + tps->hw->irq_power_status_update |
>> + tps->hw->irq_data_status_update |
>> + tps->hw->irq_plug_event);
>> + if (ret)
>> + goto err_role_put;
>> + }
>
> You should first only set the mask on your board. We can then see if
> it's something that should be done on other boards as well later.
>

Make sense, I'll only call this when the cd321x variant is probed then.


Sven

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