From 73c5762652c538527f654b8eb9af47ae2c2434af Mon Sep 17 00:00:00 2001 From: Kishon Vijay Abraham I Date: Mon, 16 Mar 2020 16:54:23 +0530 Subject: tools: PCI: Add 'd' command line option to support DMA 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 Signed-off-by: Lorenzo Pieralisi Tested-by: Alan Mikhak --- include/uapi/linux/pcitest.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'include/uapi/linux/pcitest.h') diff --git a/include/uapi/linux/pcitest.h b/include/uapi/linux/pcitest.h index cbf422e56696..8b868761f8b4 100644 --- a/include/uapi/linux/pcitest.h +++ b/include/uapi/linux/pcitest.h @@ -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 */ -- cgit v1.2.3