RDMA/bnxt_re: Enable atomics only if host bios supports
Driver shall check if the host system bios has enabled Atomic operations capability in PCI Device Control 2 register of the pci-device. Expose the ATOMIC_HCA flag only if the Atomic operations capability is set. Signed-off-by: Devesh Sharma <devesh.sharma@broadcom.com> Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
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