Merge branch '7.0.38-k2' of git://66.93.40.222/srv/git/netdev-2.6

[powerpc.git] / drivers / scsi / libata-core.c

diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 21b0ed5..bd14720 100644 (file)
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -278,7 +278,7 @@ static void ata_unpack_xfermask(unsigned int xfer_mask,
 }
 
 static const struct ata_xfer_ent {
-       unsigned int shift, bits;
+       int shift, bits;
        u8 base;
 } ata_xfer_tbl[] = {
        { ATA_SHIFT_PIO, ATA_BITS_PIO, XFER_PIO_0 },
@@ -989,9 +989,7 @@ ata_exec_internal(struct ata_port *ap, struct ata_device *dev,
        qc->private_data = &wait;
        qc->complete_fn = ata_qc_complete_internal;
 
-       qc->err_mask = ata_qc_issue(qc);
-       if (qc->err_mask)
-               ata_qc_complete(qc);
+       ata_qc_issue(qc);
 
        spin_unlock_irqrestore(&ap->host_set->lock, flags);
 
@@ -3997,15 +3995,14 @@ static inline int ata_should_dma_map(struct ata_queued_cmd *qc)
  *
  *     LOCKING:
  *     spin_lock_irqsave(host_set lock)
- *
- *     RETURNS:
- *     Zero on success, AC_ERR_* mask on failure
  */
-
-unsigned int ata_qc_issue(struct ata_queued_cmd *qc)
+void ata_qc_issue(struct ata_queued_cmd *qc)
 {
        struct ata_port *ap = qc->ap;
 
+       qc->ap->active_tag = qc->tag;
+       qc->flags |= ATA_QCFLAG_ACTIVE;
+
        if (ata_should_dma_map(qc)) {
                if (qc->flags & ATA_QCFLAG_SG) {
                        if (ata_sg_setup(qc))
@@ -4020,17 +4017,18 @@ unsigned int ata_qc_issue(struct ata_queued_cmd *qc)
 
        ap->ops->qc_prep(qc);
 
-       qc->ap->active_tag = qc->tag;
-       qc->flags |= ATA_QCFLAG_ACTIVE;
-
-       return ap->ops->qc_issue(qc);
+       qc->err_mask |= ap->ops->qc_issue(qc);
+       if (unlikely(qc->err_mask))
+               goto err;
+       return;
 
 sg_err:
        qc->flags &= ~ATA_QCFLAG_DMAMAP;
-       return AC_ERR_SYSTEM;
+       qc->err_mask |= AC_ERR_SYSTEM;
+err:
+       ata_qc_complete(qc);
 }
 
-
 /**
  *     ata_qc_issue_prot - issue taskfile to device in proto-dependent manner
  *     @qc: command to issue to device
@@ -4940,7 +4938,6 @@ EXPORT_SYMBOL_GPL(ata_busy_sleep);
 EXPORT_SYMBOL_GPL(ata_port_queue_task);
 EXPORT_SYMBOL_GPL(ata_scsi_ioctl);
 EXPORT_SYMBOL_GPL(ata_scsi_queuecmd);
-EXPORT_SYMBOL_GPL(ata_scsi_error);
 EXPORT_SYMBOL_GPL(ata_scsi_slave_config);
 EXPORT_SYMBOL_GPL(ata_scsi_release);
 EXPORT_SYMBOL_GPL(ata_host_intr);