net/cxgbe: simplify Rx payload buffer size posting

[dpdk.git] / drivers / net / cxgbe / base / t4_hw.c

diff --git a/drivers/net/cxgbe/base/t4_hw.c b/drivers/net/cxgbe/base/t4_hw.c
index 6458337..84c4316 100644 (file)
--- a/drivers/net/cxgbe/base/t4_hw.c
+++ b/drivers/net/cxgbe/base/t4_hw.c
@@ -3477,49 +3477,6 @@ int t4_fw_restart(struct adapter *adap, unsigned int mbox, int reset)
        return 0;
 }
 
-/**
- * t4_fl_pkt_align - return the fl packet alignment
- * @adap: the adapter
- *
- * T4 has a single field to specify the packing and padding boundary.
- * T5 onwards has separate fields for this and hence the alignment for
- * next packet offset is maximum of these two.
- */
-int t4_fl_pkt_align(struct adapter *adap)
-{
-       u32 sge_control, sge_control2;
-       unsigned int ingpadboundary, ingpackboundary, fl_align, ingpad_shift;
-
-       sge_control = t4_read_reg(adap, A_SGE_CONTROL);
-
-       /* T4 uses a single control field to specify both the PCIe Padding and
-        * Packing Boundary.  T5 introduced the ability to specify these
-        * separately.  The actual Ingress Packet Data alignment boundary
-        * within Packed Buffer Mode is the maximum of these two
-        * specifications.
-        */
-       if (CHELSIO_CHIP_VERSION(adap->params.chip) <= CHELSIO_T5)
-               ingpad_shift = X_INGPADBOUNDARY_SHIFT;
-       else
-               ingpad_shift = X_T6_INGPADBOUNDARY_SHIFT;
-
-       ingpadboundary = 1 << (G_INGPADBOUNDARY(sge_control) + ingpad_shift);
-
-       fl_align = ingpadboundary;
-       if (!is_t4(adap->params.chip)) {
-               sge_control2 = t4_read_reg(adap, A_SGE_CONTROL2);
-               ingpackboundary = G_INGPACKBOUNDARY(sge_control2);
-               if (ingpackboundary == X_INGPACKBOUNDARY_16B)
-                       ingpackboundary = 16;
-               else
-                       ingpackboundary = 1 << (ingpackboundary +
-                                       X_INGPACKBOUNDARY_SHIFT);
-
-               fl_align = max(ingpadboundary, ingpackboundary);
-       }
-       return fl_align;
-}
-
 /**
  * t4_fixup_host_params_compat - fix up host-dependent parameters
  * @adap: the adapter