static void
ahd_linux_pci_dev_remove(struct pci_dev *pdev)
{
- struct ahd_softc *ahd;
- u_long l;
+ struct ahd_softc *ahd = pci_get_drvdata(pdev);
+ u_long s;
- /*
- * We should be able to just perform
- * the free directly, but check our
- * list for extra sanity.
- */
- ahd_list_lock(&l);
- ahd = ahd_find_softc((struct ahd_softc *)pci_get_drvdata(pdev));
- if (ahd != NULL) {
- u_long s;
-
- TAILQ_REMOVE(&ahd_tailq, ahd, links);
- ahd_list_unlock(&l);
- ahd_lock(ahd, &s);
- ahd_intr_enable(ahd, FALSE);
- ahd_unlock(ahd, &s);
- ahd_free(ahd);
- } else
- ahd_list_unlock(&l);
+ if (ahd->platform_data && ahd->platform_data->host)
+ scsi_remove_host(ahd->platform_data->host);
+
+ ahd_lock(ahd, &s);
+ ahd_intr_enable(ahd, FALSE);
+ ahd_unlock(ahd, &s);
+ ahd_free(ahd);
+}
+
+static void
+ahd_linux_pci_inherit_flags(struct ahd_softc *ahd)
+{
+ struct pci_dev *pdev = ahd->dev_softc, *master_pdev;
+ unsigned int master_devfn = PCI_DEVFN(PCI_SLOT(pdev->devfn), 0);
+
+ master_pdev = pci_get_slot(pdev->bus, master_devfn);
+ if (master_pdev) {
+ struct ahd_softc *master = pci_get_drvdata(master_pdev);
+ if (master) {
+ ahd->flags &= ~AHD_BIOS_ENABLED;
+ ahd->flags |= master->flags & AHD_BIOS_ENABLED;
+ } else
+ printk(KERN_ERR "aic79xx: no multichannel peer found!\n");
+ pci_dev_put(master_pdev);
+ }
}
static int
char *name;
int error;
- /*
- * Some BIOSen report the same device multiple times.
- */
- TAILQ_FOREACH(ahd, &ahd_tailq, links) {
- struct pci_dev *probed_pdev;
-
- probed_pdev = ahd->dev_softc;
- if (probed_pdev->bus->number == pdev->bus->number
- && probed_pdev->devfn == pdev->devfn)
- break;
- }
- if (ahd != NULL) {
- /* Skip duplicate. */
- return (-ENODEV);
- }
-
pci = pdev;
entry = ahd_find_pci_device(pci);
if (entry == NULL)
if (memsize >= 0x8000000000ULL
&& pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) {
ahd->flags |= AHD_64BIT_ADDRESSING;
- ahd->platform_data->hw_dma_mask = DMA_64BIT_MASK;
} else if (memsize > 0x80000000
&& pci_set_dma_mask(pdev, mask_39bit) == 0) {
ahd->flags |= AHD_39BIT_ADDRESSING;
- ahd->platform_data->hw_dma_mask = mask_39bit;
}
} else {
pci_set_dma_mask(pdev, DMA_32BIT_MASK);
- ahd->platform_data->hw_dma_mask = DMA_32BIT_MASK;
}
ahd->dev_softc = pci;
error = ahd_pci_config(ahd, entry);
ahd_free(ahd);
return (-error);
}
+
+ /*
+ * Second Function PCI devices need to inherit some
+ * * settings from function 0.
+ */
+ if ((ahd->features & AHD_MULTI_FUNC) && PCI_FUNC(pdev->devfn) != 0)
+ ahd_linux_pci_inherit_flags(ahd);
+
pci_set_drvdata(pdev, ahd);
- if (aic79xx_detect_complete) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- ahd_linux_register_host(ahd, &aic79xx_driver_template);
-#else
- printf("aic79xx: ignoring PCI device found after "
- "initialization\n");
- return (-ENODEV);
-#endif
- }
+
+ ahd_linux_register_host(ahd, &aic79xx_driver_template);
return (0);
}
*base2 = pci_resource_start(ahd->dev_softc, 3);
if (*base == 0 || *base2 == 0)
return (ENOMEM);
- if (request_region(*base, 256, "aic79xx") == 0)
+ if (!request_region(*base, 256, "aic79xx"))
return (ENOMEM);
- if (request_region(*base2, 256, "aic79xx") == 0) {
- release_region(*base2, 256);
+ if (!request_region(*base2, 256, "aic79xx")) {
+ release_region(*base, 256);
return (ENOMEM);
}
return (0);
u_long start;
u_long base_page;
u_long base_offset;
- int error;
+ int error = 0;
if (aic79xx_allow_memio == 0)
return (ENOMEM);
if ((ahd->bugs & AHD_PCIX_MMAPIO_BUG) != 0)
return (ENOMEM);
- error = 0;
start = pci_resource_start(ahd->dev_softc, 1);
base_page = start & PAGE_MASK;
base_offset = start - base_page;
if (start != 0) {
*bus_addr = start;
- if (request_mem_region(start, 0x1000, "aic79xx") == 0)
+ if (!request_mem_region(start, 0x1000, "aic79xx"))
error = ENOMEM;
- if (error == 0) {
- *maddr = ioremap_nocache(base_page, base_offset + 256);
+ if (!error) {
+ *maddr = ioremap_nocache(base_page, base_offset + 512);
if (*maddr == NULL) {
error = ENOMEM;
release_mem_region(start, 0x1000);
error = request_irq(ahd->dev_softc->irq, ahd_linux_isr,
SA_SHIRQ, "aic79xx", ahd);
- if (error == 0)
+ if (!error)
ahd->platform_data->irq = ahd->dev_softc->irq;
return (-error);