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Commit 412edf65 authored by Stefan Richter's avatar Stefan Richter
Browse files

firewire: fw-sbp2: convert to new SCSI data buffer accessors 



Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
parent 9c9bdf4d

drivers/firewire/fw-sbp2.c

+7 −9
Original line number Diff line number Diff line
@@ -840,7 +840,6 @@ complete_command_orb(struct sbp2_orb *base_orb, struct sbp2_status *status) 
		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 *base_orb, struct sbp2_status *status) 
	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_scatterlist(struct sbp2_command_orb *orb) 
	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_scatterlist(struct sbp2_command_orb *orb) 
	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 scsi_cmnd *cmd, scsi_done_fn_t done) 
		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));