diff options
Diffstat (limited to 'arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c')
| -rw-r--r-- | arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c b/arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c index 2bb6912a580d..93a498d05184 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper-xaui.c @@ -319,42 +319,3 @@ int __cvmx_helper_xaui_link_set(int ipd_port, cvmx_helper_link_info_t link_info) /* Bring the link up */ return __cvmx_helper_xaui_enable(interface); } - -/** - * Configure a port for internal and/or external loopback. Internal loopback - * causes packets sent by the port to be received by Octeon. External loopback - * causes packets received from the wire to sent out again. - * - * @ipd_port: IPD/PKO port to loopback. - * @enable_internal: - * Non zero if you want internal loopback - * @enable_external: - * Non zero if you want external loopback - * - * Returns Zero on success, negative on failure. - */ -extern int __cvmx_helper_xaui_configure_loopback(int ipd_port, - int enable_internal, - int enable_external) -{ - int interface = cvmx_helper_get_interface_num(ipd_port); - union cvmx_pcsxx_control1_reg pcsxx_control1_reg; - union cvmx_gmxx_xaui_ext_loopback gmxx_xaui_ext_loopback; - - /* Set the internal loop */ - pcsxx_control1_reg.u64 = - cvmx_read_csr(CVMX_PCSXX_CONTROL1_REG(interface)); - pcsxx_control1_reg.s.loopbck1 = enable_internal; - cvmx_write_csr(CVMX_PCSXX_CONTROL1_REG(interface), - pcsxx_control1_reg.u64); - - /* Set the external loop */ - gmxx_xaui_ext_loopback.u64 = - cvmx_read_csr(CVMX_GMXX_XAUI_EXT_LOOPBACK(interface)); - gmxx_xaui_ext_loopback.s.en = enable_external; - cvmx_write_csr(CVMX_GMXX_XAUI_EXT_LOOPBACK(interface), - gmxx_xaui_ext_loopback.u64); - - /* Take the link through a reset */ - return __cvmx_helper_xaui_enable(interface); -} |