Signed-off-by: Stefan Richter <[EMAIL PROTECTED]>
---
Depends on "[SCSI] scsi_lib: add scatter/gather data buffer accessors",
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=824d7b570b4dec49e868c251d670941b02a1e489
Only compile-tested at the moment.
drivers/firewire/fw-sbp2.c | 16 +++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)
Index: x/drivers/firewire/fw-sbp2.c
===================================================================
--- x.orig/drivers/firewire/fw-sbp2.c
+++ x/drivers/firewire/fw-sbp2.c
@@ -840,7 +840,6 @@ complete_command_orb(struct sbp2_orb *ba
container_of(base_orb, struct sbp2_command_orb, base);
struct fw_unit *unit = orb->unit;
struct fw_device *device = fw_device(unit->device.parent);
- struct scatterlist *sg;
int result;
if (status != NULL) {
@@ -876,11 +875,10 @@ complete_command_orb(struct sbp2_orb *ba
dma_unmap_single(device->card->device, orb->base.request_bus,
sizeof(orb->request), DMA_TO_DEVICE);
- if (orb->cmd->use_sg > 0) {
- sg = (struct scatterlist *)orb->cmd->request_buffer;
- dma_unmap_sg(device->card->device, sg, orb->cmd->use_sg,
+ if (scsi_sg_count(orb->cmd) > 0)
+ dma_unmap_sg(device->card->device, scsi_sglist(orb->cmd),
+ scsi_sg_count(orb->cmd),
orb->cmd->sc_data_direction);
- }
if (orb->page_table_bus != 0)
dma_unmap_single(device->card->device, orb->page_table_bus,
@@ -901,8 +899,8 @@ static int sbp2_command_orb_map_scatterl
int sg_len, l, i, j, count;
dma_addr_t sg_addr;
- sg = (struct scatterlist *)orb->cmd->request_buffer;
- count = dma_map_sg(device->card->device, sg, orb->cmd->use_sg,
+ sg = scsi_sglist(orb->cmd);
+ count = dma_map_sg(device->card->device, sg, scsi_sg_count(orb->cmd),
orb->cmd->sc_data_direction);
if (count == 0)
goto fail;
@@ -971,7 +969,7 @@ static int sbp2_command_orb_map_scatterl
return 0;
fail_page_table:
- dma_unmap_sg(device->card->device, sg, orb->cmd->use_sg,
+ dma_unmap_sg(device->card->device, sg, scsi_sg_count(orb->cmd),
orb->cmd->sc_data_direction);
fail:
return -ENOMEM;
@@ -1031,7 +1029,7 @@ static int sbp2_scsi_queuecommand(struct
orb->request.misc |=
COMMAND_ORB_DIRECTION(SBP2_DIRECTION_TO_MEDIA);
- if (cmd->use_sg && sbp2_command_orb_map_scatterlist(orb) < 0)
+ if (scsi_sg_count(cmd) && sbp2_command_orb_map_scatterlist(orb) < 0)
goto fail_mapping;
fw_memcpy_to_be32(&orb->request, &orb->request, sizeof(orb->request));
--
Stefan Richter
-=====-=-=== -=== =----
http://arcgraph.de/sr/
-
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