diff options
Diffstat (limited to 'drivers/firewire/fw-ohci.c')
| -rw-r--r-- | drivers/firewire/fw-ohci.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index c922783..1180d0b 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c @@ -936,7 +936,9 @@ static int at_context_queue_packet(struct context *ctx, */ header = (__le32 *) &d[1]; - if (packet->header_length > 8) { + switch (packet->header_length) { + case 16: + case 12: header[0] = cpu_to_le32((packet->header[0] & 0xffff) | (packet->speed << 16)); header[1] = cpu_to_le32((packet->header[1] & 0xffff) | @@ -950,12 +952,27 @@ static int at_context_queue_packet(struct context *ctx, header[3] = (__force __le32) packet->header[3]; d[0].req_count = cpu_to_le16(packet->header_length); - } else { + break; + + case 8: header[0] = cpu_to_le32((OHCI1394_phy_tcode << 4) | (packet->speed << 16)); header[1] = cpu_to_le32(packet->header[0]); header[2] = cpu_to_le32(packet->header[1]); d[0].req_count = cpu_to_le16(12); + break; + + case 4: + header[0] = cpu_to_le32((packet->header[0] & 0xffff) | + (packet->speed << 16)); + header[1] = cpu_to_le32(packet->header[0] & 0xffff0000); + d[0].req_count = cpu_to_le16(8); + break; + + default: + /* BUG(); */ + packet->ack = RCODE_SEND_ERROR; + return -1; } driver_data = (struct driver_data *) &d[3]; |
