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path: root/drivers/scsi/sata_sil24.c
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Diffstat (limited to 'drivers/scsi/sata_sil24.c')
-rw-r--r--drivers/scsi/sata_sil24.c41
1 files changed, 17 insertions, 24 deletions
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c
index 51855d3bac64..c66548025657 100644
--- a/drivers/scsi/sata_sil24.c
+++ b/drivers/scsi/sata_sil24.c
@@ -35,6 +35,7 @@
35#include <linux/delay.h> 35#include <linux/delay.h>
36#include <linux/interrupt.h> 36#include <linux/interrupt.h>
37#include <linux/dma-mapping.h> 37#include <linux/dma-mapping.h>
38#include <linux/device.h>
38#include <scsi/scsi_host.h> 39#include <scsi/scsi_host.h>
39#include "scsi.h" 40#include "scsi.h"
40#include <linux/libata.h> 41#include <linux/libata.h>
@@ -225,7 +226,6 @@ struct sil24_host_priv {
225}; 226};
226 227
227static u8 sil24_check_status(struct ata_port *ap); 228static u8 sil24_check_status(struct ata_port *ap);
228static u8 sil24_check_err(struct ata_port *ap);
229static u32 sil24_scr_read(struct ata_port *ap, unsigned sc_reg); 229static u32 sil24_scr_read(struct ata_port *ap, unsigned sc_reg);
230static void sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val); 230static void sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val);
231static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf); 231static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
@@ -280,7 +280,6 @@ static const struct ata_port_operations sil24_ops = {
280 280
281 .check_status = sil24_check_status, 281 .check_status = sil24_check_status,
282 .check_altstatus = sil24_check_status, 282 .check_altstatus = sil24_check_status,
283 .check_err = sil24_check_err,
284 .dev_select = ata_noop_dev_select, 283 .dev_select = ata_noop_dev_select,
285 284
286 .tf_read = sil24_tf_read, 285 .tf_read = sil24_tf_read,
@@ -363,12 +362,6 @@ static u8 sil24_check_status(struct ata_port *ap)
363 return pp->tf.command; 362 return pp->tf.command;
364} 363}
365 364
366static u8 sil24_check_err(struct ata_port *ap)
367{
368 struct sil24_port_priv *pp = ap->private_data;
369 return pp->tf.feature;
370}
371
372static int sil24_scr_map[] = { 365static int sil24_scr_map[] = {
373 [SCR_CONTROL] = 0, 366 [SCR_CONTROL] = 0,
374 [SCR_STATUS] = 1, 367 [SCR_STATUS] = 1,
@@ -506,7 +499,7 @@ static void sil24_eng_timeout(struct ata_port *ap)
506 499
507 qc = ata_qc_from_tag(ap, ap->active_tag); 500 qc = ata_qc_from_tag(ap, ap->active_tag);
508 if (!qc) { 501 if (!qc) {
509 printk(KERN_ERR "ata%u: BUG: tiemout without command\n", 502 printk(KERN_ERR "ata%u: BUG: timeout without command\n",
510 ap->id); 503 ap->id);
511 return; 504 return;
512 } 505 }
@@ -520,7 +513,7 @@ static void sil24_eng_timeout(struct ata_port *ap)
520 */ 513 */
521 printk(KERN_ERR "ata%u: command timeout\n", ap->id); 514 printk(KERN_ERR "ata%u: command timeout\n", ap->id);
522 qc->scsidone = scsi_finish_command; 515 qc->scsidone = scsi_finish_command;
523 ata_qc_complete(qc, ATA_ERR); 516 ata_qc_complete(qc, AC_ERR_OTHER);
524 517
525 sil24_reset_controller(ap); 518 sil24_reset_controller(ap);
526} 519}
@@ -531,6 +524,7 @@ static void sil24_error_intr(struct ata_port *ap, u32 slot_stat)
531 struct sil24_port_priv *pp = ap->private_data; 524 struct sil24_port_priv *pp = ap->private_data;
532 void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr; 525 void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
533 u32 irq_stat, cmd_err, sstatus, serror; 526 u32 irq_stat, cmd_err, sstatus, serror;
527 unsigned int err_mask;
534 528
535 irq_stat = readl(port + PORT_IRQ_STAT); 529 irq_stat = readl(port + PORT_IRQ_STAT);
536 writel(irq_stat, port + PORT_IRQ_STAT); /* clear irq */ 530 writel(irq_stat, port + PORT_IRQ_STAT); /* clear irq */
@@ -558,17 +552,18 @@ static void sil24_error_intr(struct ata_port *ap, u32 slot_stat)
558 * Device is reporting error, tf registers are valid. 552 * Device is reporting error, tf registers are valid.
559 */ 553 */
560 sil24_update_tf(ap); 554 sil24_update_tf(ap);
555 err_mask = ac_err_mask(pp->tf.command);
561 } else { 556 } else {
562 /* 557 /*
563 * Other errors. libata currently doesn't have any 558 * Other errors. libata currently doesn't have any
564 * mechanism to report these errors. Just turn on 559 * mechanism to report these errors. Just turn on
565 * ATA_ERR. 560 * ATA_ERR.
566 */ 561 */
567 pp->tf.command = ATA_ERR; 562 err_mask = AC_ERR_OTHER;
568 } 563 }
569 564
570 if (qc) 565 if (qc)
571 ata_qc_complete(qc, pp->tf.command); 566 ata_qc_complete(qc, err_mask);
572 567
573 sil24_reset_controller(ap); 568 sil24_reset_controller(ap);
574} 569}
@@ -593,7 +588,7 @@ static inline void sil24_host_intr(struct ata_port *ap)
593 sil24_update_tf(ap); 588 sil24_update_tf(ap);
594 589
595 if (qc) 590 if (qc)
596 ata_qc_complete(qc, pp->tf.command); 591 ata_qc_complete(qc, ac_err_mask(pp->tf.command));
597 } else 592 } else
598 sil24_error_intr(ap, slot_stat); 593 sil24_error_intr(ap, slot_stat);
599} 594}
@@ -696,7 +691,7 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
696 int i, rc; 691 int i, rc;
697 692
698 if (!printed_version++) 693 if (!printed_version++)
699 printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n"); 694 dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
700 695
701 rc = pci_enable_device(pdev); 696 rc = pci_enable_device(pdev);
702 if (rc) 697 if (rc)
@@ -756,14 +751,14 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
756 */ 751 */
757 rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); 752 rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
758 if (rc) { 753 if (rc) {
759 printk(KERN_ERR DRV_NAME "(%s): 32-bit DMA enable failed\n", 754 dev_printk(KERN_ERR, &pdev->dev,
760 pci_name(pdev)); 755 "32-bit DMA enable failed\n");
761 goto out_free; 756 goto out_free;
762 } 757 }
763 rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); 758 rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
764 if (rc) { 759 if (rc) {
765 printk(KERN_ERR DRV_NAME "(%s): 32-bit consistent DMA enable failed\n", 760 dev_printk(KERN_ERR, &pdev->dev,
766 pci_name(pdev)); 761 "32-bit consistent DMA enable failed\n");
767 goto out_free; 762 goto out_free;
768 } 763 }
769 764
@@ -799,9 +794,8 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
799 break; 794 break;
800 } 795 }
801 if (tmp & PORT_CS_PORT_RST) 796 if (tmp & PORT_CS_PORT_RST)
802 printk(KERN_ERR DRV_NAME 797 dev_printk(KERN_ERR, &pdev->dev,
803 "(%s): failed to clear port RST\n", 798 "failed to clear port RST\n");
804 pci_name(pdev));
805 } 799 }
806 800
807 /* Zero error counters. */ 801 /* Zero error counters. */
@@ -830,9 +824,8 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
830 824
831 /* Reset itself */ 825 /* Reset itself */
832 if (__sil24_reset_controller(port)) 826 if (__sil24_reset_controller(port))
833 printk(KERN_ERR DRV_NAME 827 dev_printk(KERN_ERR, &pdev->dev,
834 "(%s): failed to reset controller\n", 828 "failed to reset controller\n");
835 pci_name(pdev));
836 } 829 }
837 830
838 /* Turn on interrupts */ 831 /* Turn on interrupts */