[PATCH] libata: move err_mask to ata_queued_cmd

  - remove err_mask from the parameter list of the complete functions
  - move err_mask to ata_queued_cmd
  - initialize qc->err_mask when needed
  - for each function call to ata_qc_complete(), replace the err_mask parameter with qc->err_mask.

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>

===============
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

1 files changed, 10 insertions, 5 deletions

diff --git a/drivers/scsi/sata_sx4.c b/drivers/scsi/sata_sx4.c
index 7c4b53575510..58da854a7c68 100644
--- a/drivers/scsi/sata_sx4.c
+++ b/drivers/scsi/sata_sx4.c
@@ -718,7 +718,8 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
                         VPRINTK("ata%u: read hdma, 0x%x 0x%x\n", ap->id,
                                 readl(mmio + 0x104), readl(mmio + PDC_HDMA_CTLSTAT));
                         /* get drive status; clear intr; complete txn */
-                        ata_qc_complete(qc, ac_err_mask(ata_wait_idle(ap)));
+                        qc->err_mask |= ac_err_mask(ata_wait_idle(ap));
+                        ata_qc_complete(qc);
                         pdc20621_pop_hdma(qc);
                 }
 
@@ -756,7 +757,8 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
                         VPRINTK("ata%u: write ata, 0x%x 0x%x\n", ap->id,
                                 readl(mmio + 0x104), readl(mmio + PDC_HDMA_CTLSTAT));
                         /* get drive status; clear intr; complete txn */
-                        ata_qc_complete(qc, ac_err_mask(ata_wait_idle(ap)));
+                        qc->err_mask |= ac_err_mask(ata_wait_idle(ap));
+                        ata_qc_complete(qc);
                         pdc20621_pop_hdma(qc);
                 }
                 handled = 1;
@@ -766,7 +768,8 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
 
                 status = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
                 DPRINTK("BUS_NODATA (drv_stat 0x%X)\n", status);
-                ata_qc_complete(qc, ac_err_mask(status));
+                qc->err_mask |= ac_err_mask(status);
+                ata_qc_complete(qc);
                 handled = 1;
 
         } else {
@@ -881,7 +884,8 @@ static void pdc_eng_timeout(struct ata_port *ap)
         case ATA_PROT_DMA:
         case ATA_PROT_NODATA:
                 printk(KERN_ERR "ata%u: command timeout\n", ap->id);
-                ata_qc_complete(qc, __ac_err_mask(ata_wait_idle(ap)));
+                qc->err_mask |= __ac_err_mask(ata_wait_idle(ap));
+                ata_qc_complete(qc);
                 break;
 
         default:
@@ -890,7 +894,8 @@ static void pdc_eng_timeout(struct ata_port *ap)
                 printk(KERN_ERR "ata%u: unknown timeout, cmd 0x%x stat 0x%x\n",
                        ap->id, qc->tf.command, drv_stat);
 
-                ata_qc_complete(qc, ac_err_mask(drv_stat));
+                qc->err_mask |= ac_err_mask(drv_stat);
+                ata_qc_complete(qc);
                 break;
         }