diff options
| author | Xu Yilun <yilun.xu@intel.com> | 2021-03-08 04:59:35 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-28 15:58:18 +0300 |
| commit | bbfb54e7b3e484943f8c00c58a0d6549e9078640 (patch) | |
| tree | 896ac45a67a19fbd58308c20aaa0da9cd5491f8f /drivers/uio/Kconfig | |
| parent | db3a4f0abefd7be96089fcd74029c259df3bed76 (diff) | |
| download | linux-bbfb54e7b3e484943f8c00c58a0d6549e9078640.tar.xz | |
uio: uio_dfl: add userspace i/o driver for DFL bus
This patch supports the DFL drivers be written in userspace. This is
realized by exposing the userspace I/O device interfaces.
The driver now only binds the ether group feature, which has no irq. So
the irq support is not implemented yet.
Reviewed-by: Tom Rix <trix@redhat.com>
Signed-off-by: Xu Yilun <yilun.xu@intel.com>
Link: https://lore.kernel.org/r/1615168776-8553-2-git-send-email-yilun.xu@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/uio/Kconfig')
| -rw-r--r-- | drivers/uio/Kconfig | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/uio/Kconfig b/drivers/uio/Kconfig index 202ee81cfc2b..5531f3afeb21 100644 --- a/drivers/uio/Kconfig +++ b/drivers/uio/Kconfig @@ -165,4 +165,21 @@ config UIO_HV_GENERIC to network and storage devices from userspace. If you compile this as a module, it will be called uio_hv_generic. + +config UIO_DFL + tristate "Generic driver for DFL (Device Feature List) bus" + depends on FPGA_DFL + help + Generic DFL (Device Feature List) driver for Userspace I/O devices. + It is useful to provide direct access to DFL devices from userspace. + A sample userspace application using this driver is available for + download in a git repository: + + git clone https://github.com/OPAE/opae-sdk.git + + It could be found at: + + opae-sdk/tools/libopaeuio/ + + If you compile this as a module, it will be called uio_dfl. endif |