diff options
Diffstat (limited to 'drivers/net/sfc/enum.h')
| -rw-r--r-- | drivers/net/sfc/enum.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/net/sfc/enum.h b/drivers/net/sfc/enum.h index 43663a4619d..c53290d08e2 100644 --- a/drivers/net/sfc/enum.h +++ b/drivers/net/sfc/enum.h @@ -10,6 +10,55 @@ #ifndef EFX_ENUM_H #define EFX_ENUM_H +/** + * enum efx_loopback_mode - loopback modes + * @LOOPBACK_NONE: no loopback + * @LOOPBACK_XGMII: loopback within MAC at XGMII level + * @LOOPBACK_XGXS: loopback within MAC at XGXS level + * @LOOPBACK_XAUI: loopback within MAC at XAUI level + * @LOOPBACK_PHYXS: loopback within PHY at PHYXS level + * @LOOPBACK_PCS: loopback within PHY at PCS level + * @LOOPBACK_PMAPMD: loopback within PHY at PMAPMD level + * @LOOPBACK_NETWORK: reflecting loopback (even further than furthest!) + */ +/* Please keep in order and up-to-date w.r.t the following two #defines */ +enum efx_loopback_mode { + LOOPBACK_NONE = 0, + LOOPBACK_MAC = 1, + LOOPBACK_XGMII = 2, + LOOPBACK_XGXS = 3, + LOOPBACK_XAUI = 4, + LOOPBACK_PHY = 5, + LOOPBACK_PHYXS = 6, + LOOPBACK_PCS = 7, + LOOPBACK_PMAPMD = 8, + LOOPBACK_NETWORK = 9, + LOOPBACK_MAX +}; + +#define LOOPBACK_TEST_MAX LOOPBACK_PMAPMD + +extern const char *efx_loopback_mode_names[]; +#define LOOPBACK_MODE_NAME(mode) \ + STRING_TABLE_LOOKUP(mode, efx_loopback_mode) +#define LOOPBACK_MODE(efx) \ + LOOPBACK_MODE_NAME(efx->loopback_mode) + +/* These loopbacks occur within the controller */ +#define LOOPBACKS_10G_INTERNAL ((1 << LOOPBACK_XGMII)| \ + (1 << LOOPBACK_XGXS) | \ + (1 << LOOPBACK_XAUI)) + +#define LOOPBACK_MASK(_efx) \ + (1 << (_efx)->loopback_mode) + +#define LOOPBACK_INTERNAL(_efx) \ + ((LOOPBACKS_10G_INTERNAL & LOOPBACK_MASK(_efx)) ? 1 : 0) + +#define LOOPBACK_OUT_OF(_from, _to, _mask) \ + (((LOOPBACK_MASK(_from) & (_mask)) && \ + ((LOOPBACK_MASK(_to) & (_mask)) == 0)) ? 1 : 0) + /*****************************************************************************/ /** |