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blacklight: remove redundant spi driver bus initialization
[cascardo/linux.git]
/
drivers
/
firewire
/
sbp2.c
diff --git
a/drivers/firewire/sbp2.c
b/drivers/firewire/sbp2.c
index
b7e65d7
..
1162d6b
100644
(file)
--- a/
drivers/firewire/sbp2.c
+++ b/
drivers/firewire/sbp2.c
@@
-207,9
+207,8
@@
static const struct device *lu_dev(const struct sbp2_logical_unit *lu)
#define SBP2_MAX_CDB_SIZE 16
/*
#define SBP2_MAX_CDB_SIZE 16
/*
- * The default maximum s/g segment size of a FireWire controller is
- * usually 0x10000, but SBP-2 only allows 0xffff. Since buffers have to
- * be quadlet-aligned, we set the length limit to 0xffff & ~3.
+ * The maximum SBP-2 data buffer size is 0xffff. We quadlet-align this
+ * for compatibility with earlier versions of this driver.
*/
#define SBP2_MAX_SEG_SIZE 0xfffc
*/
#define SBP2_MAX_SEG_SIZE 0xfffc
@@
-1163,7
+1162,8
@@
static int sbp2_probe(struct device *dev)
shost->max_cmd_len = SBP2_MAX_CDB_SIZE;
shost->max_cmd_len = SBP2_MAX_CDB_SIZE;
- if (scsi_add_host(shost, &unit->device) < 0)
+ if (scsi_add_host_with_dma(shost, &unit->device,
+ device->card->device) < 0)
goto fail_shost_put;
/* implicit directory ID */
goto fail_shost_put;
/* implicit directory ID */
@@
-1295,10
+1295,7
@@
static struct fw_driver sbp2_driver = {
static void sbp2_unmap_scatterlist(struct device *card_device,
struct sbp2_command_orb *orb)
{
static void sbp2_unmap_scatterlist(struct device *card_device,
struct sbp2_command_orb *orb)
{
- if (scsi_sg_count(orb->cmd))
- dma_unmap_sg(card_device, scsi_sglist(orb->cmd),
- scsi_sg_count(orb->cmd),
- orb->cmd->sc_data_direction);
+ scsi_dma_unmap(orb->cmd);
if (orb->request.misc & cpu_to_be32(COMMAND_ORB_PAGE_TABLE_PRESENT))
dma_unmap_single(card_device, orb->page_table_bus,
if (orb->request.misc & cpu_to_be32(COMMAND_ORB_PAGE_TABLE_PRESENT))
dma_unmap_single(card_device, orb->page_table_bus,
@@
-1404,9
+1401,8
@@
static int sbp2_map_scatterlist(struct sbp2_command_orb *orb,
struct scatterlist *sg = scsi_sglist(orb->cmd);
int i, n;
struct scatterlist *sg = scsi_sglist(orb->cmd);
int i, n;
- n = dma_map_sg(device->card->device, sg, scsi_sg_count(orb->cmd),
- orb->cmd->sc_data_direction);
- if (n == 0)
+ n = scsi_dma_map(orb->cmd);
+ if (n <= 0)
goto fail;
/*
goto fail;
/*
@@
-1452,8
+1448,7
@@
static int sbp2_map_scatterlist(struct sbp2_command_orb *orb,
return 0;
fail_page_table:
return 0;
fail_page_table:
- dma_unmap_sg(device->card->device, scsi_sglist(orb->cmd),
- scsi_sg_count(orb->cmd), orb->cmd->sc_data_direction);
+ scsi_dma_unmap(orb->cmd);
fail:
return -ENOMEM;
}
fail:
return -ENOMEM;
}
@@
-1534,7
+1529,10
@@
static int sbp2_scsi_slave_alloc(struct scsi_device *sdev)
sdev->allow_restart = 1;
sdev->allow_restart = 1;
- /* SBP-2 requires quadlet alignment of the data buffers. */
+ /*
+ * SBP-2 does not require any alignment, but we set it anyway
+ * for compatibility with earlier versions of this driver.
+ */
blk_queue_update_dma_alignment(sdev->request_queue, 4 - 1);
if (lu->tgt->workarounds & SBP2_WORKAROUND_INQUIRY_36)
blk_queue_update_dma_alignment(sdev->request_queue, 4 - 1);
if (lu->tgt->workarounds & SBP2_WORKAROUND_INQUIRY_36)
@@
-1568,8
+1566,6
@@
static int sbp2_scsi_slave_configure(struct scsi_device *sdev)
if (lu->tgt->workarounds & SBP2_WORKAROUND_128K_MAX_TRANS)
blk_queue_max_hw_sectors(sdev->request_queue, 128 * 1024 / 512);
if (lu->tgt->workarounds & SBP2_WORKAROUND_128K_MAX_TRANS)
blk_queue_max_hw_sectors(sdev->request_queue, 128 * 1024 / 512);
- blk_queue_max_segment_size(sdev->request_queue, SBP2_MAX_SEG_SIZE);
-
return 0;
}
return 0;
}