Document the pcidev sysfs attribute used by the aspeed-xdma driver.

Signed-off-by: Eddie James <eaja...@linux.ibm.com>
---
 Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma

diff --git a/Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma 
b/Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma
new file mode 100644
index 0000000..27189bbd
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-devices-platform-aspeed-xdma
@@ -0,0 +1,11 @@
+What:          /sys/bus/platform/devices/1e6e7000.xdma/pcidev
+Date:          May 2019
+KernelVersion: 5.2
+Contact:       Eddie James <eaja...@linux.ibm.com>
+Description:   When written, this file sets the PCI device that will be used
+               for DMA operations by the XDMA engine. When read, it provides
+               the current PCI device being used by the XDMA engine.
+               Valid values: vga or bmc.
+               Default vga, can be set by aspeed-xdma.pcidev= module
+               parameter.
+Users:         aspeed-xdma driver
-- 
1.8.3.1

Reply via email to