diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/firewire/core-transaction.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index a61eb3fb957..dd8ef650a7c 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -1140,6 +1140,15 @@ static void handle_registers(struct fw_card *card, struct fw_request *request, rcode = RCODE_TYPE_ERROR; break; + case CSR_MAINT_UTILITY: + if (tcode == TCODE_READ_QUADLET_REQUEST) + *data = card->maint_utility_register; + else if (tcode == TCODE_WRITE_QUADLET_REQUEST) + card->maint_utility_register = *data; + else + rcode = RCODE_TYPE_ERROR; + break; + case CSR_BROADCAST_CHANNEL: if (tcode == TCODE_READ_QUADLET_REQUEST) *data = cpu_to_be32(card->broadcast_channel); |