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author | Paul Mackerras <paulus@samba.org> | 2008-12-16 14:38:58 +1100 |
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committer | Paul Mackerras <paulus@samba.org> | 2008-12-16 14:38:58 +1100 |
commit | 1e1c568d6c66d1e2e345fd15e2a1ceafc5d7e33a (patch) | |
tree | 0cf88547108a750d6eb910564ef5bf0ffb5ceef3 /drivers/firewire/fw-ohci.c | |
parent | 91cac623262c1c0cd298c5c648a8bd2b647c264d (diff) | |
parent | 23e0e8afafd9ac065d81506524adf3339584044b (diff) | |
download | kernel-crypto-1e1c568d6c66d1e2e345fd15e2a1ceafc5d7e33a.tar.gz kernel-crypto-1e1c568d6c66d1e2e345fd15e2a1ceafc5d7e33a.tar.xz kernel-crypto-1e1c568d6c66d1e2e345fd15e2a1ceafc5d7e33a.zip |
Merge branch 'merge' into next
Diffstat (limited to 'drivers/firewire/fw-ohci.c')
-rw-r--r-- | drivers/firewire/fw-ohci.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index 46610b09041..ab9c01e462e 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c @@ -974,6 +974,7 @@ at_context_queue_packet(struct context *ctx, struct fw_packet *packet) packet->ack = RCODE_SEND_ERROR; return -1; } + packet->payload_bus = payload_bus; d[2].req_count = cpu_to_le16(packet->payload_length); d[2].data_address = cpu_to_le32(payload_bus); @@ -1025,7 +1026,6 @@ static int handle_at_packet(struct context *context, struct driver_data *driver_data; struct fw_packet *packet; struct fw_ohci *ohci = context->ohci; - dma_addr_t payload_bus; int evt; if (last->transfer_status == 0) @@ -1038,9 +1038,8 @@ static int handle_at_packet(struct context *context, /* This packet was cancelled, just continue. */ return 1; - payload_bus = le32_to_cpu(last->data_address); - if (payload_bus != 0) - dma_unmap_single(ohci->card.device, payload_bus, + if (packet->payload_bus) + dma_unmap_single(ohci->card.device, packet->payload_bus, packet->payload_length, DMA_TO_DEVICE); evt = le16_to_cpu(last->transfer_status) & 0x1f; @@ -1697,6 +1696,10 @@ static int ohci_cancel_packet(struct fw_card *card, struct fw_packet *packet) if (packet->ack != 0) goto out; + if (packet->payload_bus) + dma_unmap_single(ohci->card.device, packet->payload_bus, + packet->payload_length, DMA_TO_DEVICE); + log_ar_at_event('T', packet->speed, packet->header, 0x20); driver_data->packet = NULL; packet->ack = RCODE_CANCELLED; |