Differential D32447 Diff 97003 sys/compat/linuxkpi/common/src/linux_pci.c

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sys/compat/linuxkpi/common/src/linux_pci.c

Show First 20 Lines • Show All 403 Lines • ▼ Show 20 Lines	linux_pci_attach_device(device_t dev, struct pci_driver *pdrv,

lkpifill_pci_dev(dev, pdev);		lkpifill_pci_dev(dev, pdev);
if (isdrm)		if (isdrm)
PCI_GET_ID(device_get_parent(parent), parent, PCI_ID_RID, &rid);		PCI_GET_ID(device_get_parent(parent), parent, PCI_ID_RID, &rid);
else		else
PCI_GET_ID(parent, dev, PCI_ID_RID, &rid);		PCI_GET_ID(parent, dev, PCI_ID_RID, &rid);
pdev->devfn = rid;		pdev->devfn = rid;
pdev->pdrv = pdrv;		pdev->pdrv = pdrv;
rle = linux_pci_get_rle(pdev, SYS_RES_IRQ, 0);		rle = linux_pci_get_rle(pdev, SYS_RES_IRQ, 0, false);
if (rle != NULL)		if (rle != NULL)
pdev->dev.irq = rle->start;		pdev->dev.irq = rle->start;
else		else
pdev->dev.irq = LINUX_IRQ_INVALID;		pdev->dev.irq = LINUX_IRQ_INVALID;
pdev->irq = pdev->dev.irq;		pdev->irq = pdev->dev.irq;
error = linux_pdev_dma_init(pdev);		error = linux_pdev_dma_init(pdev);
if (error)		if (error)
goto out_dma_init;		goto out_dma_init;
▲ Show 20 Lines • Show All 239 Lines • ▼ Show 20 Lines	linux_pci_register_driver(struct pci_driver *pdrv)

dc = devclass_find("pci");		dc = devclass_find("pci");
if (dc == NULL)		if (dc == NULL)
return (-ENXIO);		return (-ENXIO);
pdrv->isdrm = false;		pdrv->isdrm = false;
return (_linux_pci_register_driver(pdrv, dc));		return (_linux_pci_register_driver(pdrv, dc));
}		}

		struct resource_list_entry *
		linux_pci_reserve_bar(struct pci_dev pdev, struct resource_list rl,
		int type, int rid)
		{
		device_t dev;
		struct resource *res;

		KASSERT(type == SYS_RES_IOPORT \|\| type == SYS_RES_MEMORY,
		("trying to reserve non-BAR type %d", type));

		dev = pdev->pdrv != NULL && pdev->pdrv->isdrm ?
		hselaskyUnsubmitted Not Done Inline Actions Maybe put ()'s around "pdev->pdrv != NULL && pdev->pdrv->isdrm". hselasky: Maybe put ()'s around "pdev->pdrv != NULL && pdev->pdrv->isdrm".
		jrtc27AuthorUnsubmitted Done Inline Actions Realise I didn't reply to this, but this is the exact style used elsewhere when checking isdrm jrtc27: Realise I didn't reply to this, but this is the exact style used elsewhere when checking isdrm
		device_get_parent(pdev->dev.bsddev) : pdev->dev.bsddev;
		res = pci_reserve_map(device_get_parent(dev), dev, type, &rid, 0, ~0,
		1, 1, 0);
		if (res == NULL)
		return (NULL);
		return (resource_list_find(rl, type, rid));
		}

unsigned long		unsigned long
pci_resource_start(struct pci_dev *pdev, int bar)		pci_resource_start(struct pci_dev *pdev, int bar)
{		{
struct resource_list_entry *rle;		struct resource_list_entry *rle;
rman_res_t newstart;		rman_res_t newstart;
device_t dev;		device_t dev;

if ((rle = linux_pci_get_bar(pdev, bar)) == NULL)		if ((rle = linux_pci_get_bar(pdev, bar, true)) == NULL)
return (0);		return (0);
dev = pdev->pdrv != NULL && pdev->pdrv->isdrm ?		dev = pdev->pdrv != NULL && pdev->pdrv->isdrm ?
device_get_parent(pdev->dev.bsddev) : pdev->dev.bsddev;		device_get_parent(pdev->dev.bsddev) : pdev->dev.bsddev;
if (BUS_TRANSLATE_RESOURCE(dev, rle->type, rle->start, &newstart)) {		if (BUS_TRANSLATE_RESOURCE(dev, rle->type, rle->start, &newstart)) {
device_printf(pdev->dev.bsddev, "translate of %#jx failed\n",		device_printf(pdev->dev.bsddev, "translate of %#jx failed\n",
(uintmax_t)rle->start);		(uintmax_t)rle->start);
return (0);		return (0);
}		}
return (newstart);		return (newstart);
}		}

unsigned long		unsigned long
pci_resource_len(struct pci_dev *pdev, int bar)		pci_resource_len(struct pci_dev *pdev, int bar)
{		{
struct resource_list_entry *rle;		struct resource_list_entry *rle;

if ((rle = linux_pci_get_bar(pdev, bar)) == NULL)		if ((rle = linux_pci_get_bar(pdev, bar, true)) == NULL)
return (0);		return (0);
return (rle->count);		return (rle->count);
}		}

int		int
linux_pci_register_drm_driver(struct pci_driver *pdrv)		linux_pci_register_drm_driver(struct pci_driver *pdrv)
{		{
devclass_t dc;		devclass_t dc;
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