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tools: PCI: Add 'd' command line option to support DMA

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Add a new command line option 'd' to use DMA for data transfers.
It should be used with read, write or copy commands.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Tested-by: Alan Mikhak <alan.mikhak@sifive.com>
This commit is contained in:
Kishon Vijay Abraham I
2020-03-16 16:54:23 +05:30
committed by Lorenzo Pieralisi
parent 0a121f9bc3
commit 73c5762652
2 changed files with 26 additions and 4 deletions
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7
include/uapi/linux/pcitest.h
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@@ -20,4 +20,11 @@
#define PCITEST_SET_IRQTYPE _IOW('P', 0x8, int)
#define PCITEST_GET_IRQTYPE _IO('P', 0x9)
#define PCITEST_FLAGS_USE_DMA 0x00000001
struct pci_endpoint_test_xfer_param {
unsigned long size;
unsigned char flags;
};
#endif /* __UAPI_LINUX_PCITEST_H */