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path: root/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
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Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h')
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
index 31ce425616c..ccf24d3dc98 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
@@ -136,6 +136,17 @@ void cxgb4_dcb_handle_fw_update(struct adapter *, const struct fw_port_cmd *);
void cxgb4_dcb_set_caps(struct adapter *, const struct fw_port_cmd *);
extern const struct dcbnl_rtnl_ops cxgb4_dcb_ops;
+static inline __u8 bitswap_1(unsigned char val)
+{
+ return ((val & 0x80) >> 7) |
+ ((val & 0x40) >> 5) |
+ ((val & 0x20) >> 3) |
+ ((val & 0x10) >> 1) |
+ ((val & 0x08) << 1) |
+ ((val & 0x04) << 3) |
+ ((val & 0x02) << 5) |
+ ((val & 0x01) << 7);
+}
#define CXGB4_DCB_ENABLED true
#else /* !CONFIG_CHELSIO_T4_DCB */