diff options
Diffstat (limited to 'drivers/firewire/core-transaction.c')
| -rw-r--r-- | drivers/firewire/core-transaction.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c index 8146133818d..a61eb3fb957 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -1126,6 +1126,20 @@ static void handle_registers(struct fw_card *card, struct fw_request *request, rcode = RCODE_TYPE_ERROR; break; + case CSR_PRIORITY_BUDGET: + if (!(card->driver->get_features(card) & + FEATURE_PRIORITY_BUDGET)) + rcode = RCODE_ADDRESS_ERROR; + else if (tcode == TCODE_READ_QUADLET_REQUEST) + *data = cpu_to_be32(card->driver-> + read_csr_reg(card, CSR_PRIORITY_BUDGET)); + else if (tcode == TCODE_WRITE_QUADLET_REQUEST) + card->driver->write_csr_reg(card, CSR_PRIORITY_BUDGET, + be32_to_cpu(*data)); + else + rcode = RCODE_TYPE_ERROR; + break; + case CSR_BROADCAST_CHANNEL: if (tcode == TCODE_READ_QUADLET_REQUEST) *data = cpu_to_be32(card->broadcast_channel); |