Merge branch 'drm-tda9950-fixes' of git://git.armlinux.org.uk/~rmk/linux-arm into...
[sfrench/cifs-2.6.git] / Documentation / ABI / testing / sysfs-class-fpga-region
1 What:           /sys/class/fpga_region/<region>/compat_id
2 Date:           June 2018
3 KernelVersion:  4.19
4 Contact:        Wu Hao <hao.wu@intel.com>
5 Description:    FPGA region id for compatibility check, e.g. compatibility
6                 of the FPGA reconfiguration hardware and image. This value
7                 is defined or calculated by the layer that is creating the
8                 FPGA region. This interface returns the compat_id value or
9                 just error code -ENOENT in case compat_id is not used.