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path: root/drivers/ata/pata_artop.c
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Diffstat (limited to 'drivers/ata/pata_artop.c')
-rw-r--r--drivers/ata/pata_artop.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index 21c30282717c..00e9ec342db0 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -49,8 +49,6 @@ static int artop6210_pre_reset(struct ata_port *ap)
49 49
50 if (!pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no])) 50 if (!pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
51 return -ENOENT; 51 return -ENOENT;
52
53 ap->cbl = ATA_CBL_PATA40;
54 return ata_std_prereset(ap); 52 return ata_std_prereset(ap);
55} 53}
56 54
@@ -85,18 +83,28 @@ static int artop6260_pre_reset(struct ata_port *ap)
85 }; 83 };
86 84
87 struct pci_dev *pdev = to_pci_dev(ap->host->dev); 85 struct pci_dev *pdev = to_pci_dev(ap->host->dev);
88 u8 tmp;
89 86
90 /* Odd numbered device ids are the units with enable bits (the -R cards) */ 87 /* Odd numbered device ids are the units with enable bits (the -R cards) */
91 if (pdev->device % 1 && !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no])) 88 if (pdev->device % 1 && !pci_test_config_bits(pdev, &artop_enable_bits[ap->port_no]))
92 return -ENOENT; 89 return -ENOENT;
90 return ata_std_prereset(ap);
91}
93 92
93/**
94 * artop6260_cable_detect - identify cable type
95 * @ap: Port
96 *
97 * Identify the cable type for the ARTOp interface in question
98 */
99
100static int artop6260_cable_detect(struct ata_port *ap)
101{
102 struct pci_dev *pdev = to_pci_dev(ap->host->dev);
103 u8 tmp;
94 pci_read_config_byte(pdev, 0x49, &tmp); 104 pci_read_config_byte(pdev, 0x49, &tmp);
95 if (tmp & (1 << ap->port_no)) 105 if (tmp & (1 << ap->port_no))
96 ap->cbl = ATA_CBL_PATA40; 106 return ATA_CBL_PATA40;
97 else 107 return ATA_CBL_PATA80;
98 ap->cbl = ATA_CBL_PATA80;
99 return ata_std_prereset(ap);
100} 108}
101 109
102/** 110/**
@@ -225,7 +233,7 @@ static void artop6260_set_piomode(struct ata_port *ap, struct ata_device *adev)
225/** 233/**
226 * artop6210_set_dmamode - Initialize host controller PATA PIO timings 234 * artop6210_set_dmamode - Initialize host controller PATA PIO timings
227 * @ap: Port whose timings we are configuring 235 * @ap: Port whose timings we are configuring
228 * @adev: um 236 * @adev: Device whose timings we are configuring
229 * 237 *
230 * Set DMA mode for device, in host controller PCI config space. 238 * Set DMA mode for device, in host controller PCI config space.
231 * 239 *
@@ -333,6 +341,7 @@ static const struct ata_port_operations artop6210_ops = {
333 .thaw = ata_bmdma_thaw, 341 .thaw = ata_bmdma_thaw,
334 .error_handler = artop6210_error_handler, 342 .error_handler = artop6210_error_handler,
335 .post_internal_cmd = ata_bmdma_post_internal_cmd, 343 .post_internal_cmd = ata_bmdma_post_internal_cmd,
344 .cable_detect = ata_cable_40wire,
336 345
337 .bmdma_setup = ata_bmdma_setup, 346 .bmdma_setup = ata_bmdma_setup,
338 .bmdma_start = ata_bmdma_start, 347 .bmdma_start = ata_bmdma_start,
@@ -366,6 +375,7 @@ static const struct ata_port_operations artop6260_ops = {
366 .thaw = ata_bmdma_thaw, 375 .thaw = ata_bmdma_thaw,
367 .error_handler = artop6260_error_handler, 376 .error_handler = artop6260_error_handler,
368 .post_internal_cmd = ata_bmdma_post_internal_cmd, 377 .post_internal_cmd = ata_bmdma_post_internal_cmd,
378 .cable_detect = artop6260_cable_detect,
369 379
370 .bmdma_setup = ata_bmdma_setup, 380 .bmdma_setup = ata_bmdma_setup,
371 .bmdma_start = ata_bmdma_start, 381 .bmdma_start = ata_bmdma_start,