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Merge "ucsi: ucsi_glink: Fix message handling in ucsi_qti_notify()"

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qctecmdr 2020-05-06 23:50:34 -07:00 • committed by Gerrit - the friendly Code Review server
commit 20163dcd71
1 changed files with 9 additions and 5 deletions
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14
drivers/usb/typec/ucsi/ucsi_glink.c
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@ -355,17 +355,17 @@ static void ucsi_qti_notify_work(struct work_struct *work)
notify_work);
raw_notifier_call_chain(&ucsi_glink_notifier, 0, &udev->constat_info);
mutex_lock(&udev->notify_lock);
clear_bit(CONN_STAT_REQD, &udev->cmd_requested_flags);
mutex_unlock(&udev->notify_lock);
}
static void ucsi_qti_notify(struct ucsi_dev *udev, unsigned int offset,
struct ucsi_connector_status *status)
struct ucsi_connector_status *status, size_t len)
{
u8 conn_partner_type, conn_partner_flag;
bool cmd_requested;
if (len != sizeof(*status))
return;
mutex_lock(&udev->notify_lock);
cmd_requested = test_bit(CONN_STAT_REQD, &udev->cmd_requested_flags);
mutex_unlock(&udev->notify_lock);
@ -403,6 +403,10 @@ static void ucsi_qti_notify(struct ucsi_dev *udev, unsigned int offset,
if (conn_partner_flag & UCSI_CONSTAT_PARTNER_FLAG_ALT_MODE)
udev->constat_info.partner_alternate_mode = true;
mutex_lock(&udev->notify_lock);
clear_bit(CONN_STAT_REQD, &udev->cmd_requested_flags);
mutex_unlock(&udev->notify_lock);
schedule_work(&udev->notify_work);
}
}
@ -453,7 +457,7 @@ static int ucsi_qti_read(struct ucsi *ucsi, unsigned int offset,
memcpy((u8 *)val, &udev->rx_buf.buf[offset], val_len);
atomic_set(&udev->rx_valid, 0);
ucsi_log("read:", offset, (u8 *)val, val_len);
ucsi_qti_notify(udev, offset, val);
ucsi_qti_notify(udev, offset, val, val_len);
out:
mutex_unlock(&udev->read_lock);