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xdma: support pci bus number and name access #196

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xdma: support pci bus number and name access #196

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ee0cce8
xdma: support pci bus number and name access
xueweiwujxw Mar 31, 2023
89786a4
Merge branch 'Xilinx:master' into pci_bus_number
xueweiwujxw Mar 31, 2023
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3 changes: 3 additions & 0 deletions XDMA/linux-kernel/xdma/cdev_ctrl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,9 @@ static long version_ioctl(struct xdma_cdev *xcdev, void __user *arg)
obj.bus = PCI_BUS_NUM(xdev->pdev->devfn);
obj.dev = PCI_SLOT(xdev->pdev->devfn);
obj.func = PCI_FUNC(xdev->pdev->devfn);
obj.pci.number = xdev->pdev->bus->number;
memcpy(obj.pci.name, dev_name(&(xdev->pdev)->dev), sizeof(obj.pci.name));

if (copy_to_user(arg, &obj, sizeof(struct xdma_ioc_info)))
return -EFAULT;
return 0;
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6 changes: 6 additions & 0 deletions XDMA/linux-kernel/xdma/cdev_ctrl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,11 @@ struct xdma_ioc_base {
unsigned int command;
};

struct xdma_ioc_pci {
unsigned char number;
char name[48];
};

struct xdma_ioc_info {
struct xdma_ioc_base base;
unsigned short vendor;
Expand All @@ -72,6 +77,7 @@ struct xdma_ioc_info {
unsigned char bus;
unsigned char dev;
unsigned char func;
struct xdma_ioc_pci pci;
};

/* IOCTL codes */
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