diff options
Diffstat (limited to 'drivers/scsi/atari_scsi.c')
| -rw-r--r-- | drivers/scsi/atari_scsi.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c index a82b63a66635..d401cf27113a 100644 --- a/drivers/scsi/atari_scsi.c +++ b/drivers/scsi/atari_scsi.c @@ -376,15 +376,11 @@ static int falcon_get_lock(struct Scsi_Host *instance) if (IS_A_TT()) return 1; - if (stdma_is_locked_by(scsi_falcon_intr) && - instance->hostt->can_queue > 1) + if (stdma_is_locked_by(scsi_falcon_intr)) return 1; - if (in_interrupt()) - return stdma_try_lock(scsi_falcon_intr, instance); - - stdma_lock(scsi_falcon_intr, instance); - return 1; + /* stdma_lock() may sleep which means it can't be used here */ + return stdma_try_lock(scsi_falcon_intr, instance); } #ifndef MODULE @@ -542,7 +538,7 @@ static int falcon_classify_cmd(struct scsi_cmnd *cmd) static int atari_scsi_dma_xfer_len(struct NCR5380_hostdata *hostdata, struct scsi_cmnd *cmd) { - int wanted_len = cmd->SCp.this_residual; + int wanted_len = NCR5380_to_ncmd(cmd)->this_residual; int possible_len, limit; if (wanted_len < DMA_MIN_SIZE) @@ -614,7 +610,7 @@ static int atari_scsi_dma_xfer_len(struct NCR5380_hostdata *hostdata, } /* Last step: apply the hard limit on DMA transfers */ - limit = (atari_dma_buffer && !STRAM_ADDR(virt_to_phys(cmd->SCp.ptr))) ? + limit = (atari_dma_buffer && !STRAM_ADDR(virt_to_phys(NCR5380_to_ncmd(cmd)->ptr))) ? STRAM_BUFFER_SIZE : 255*512; if (possible_len > limit) possible_len = limit; @@ -715,7 +711,7 @@ static struct scsi_host_template atari_scsi_template = { .this_id = 7, .cmd_per_lun = 2, .dma_boundary = PAGE_SIZE - 1, - .cmd_size = NCR5380_CMD_SIZE, + .cmd_size = sizeof(struct NCR5380_cmd), }; static int __init atari_scsi_probe(struct platform_device *pdev) |