net/hns3: fix typos on comments

[dpdk.git] / drivers / net / txgbe / base / txgbe_regs.h

diff --git a/drivers/net/txgbe/base/txgbe_regs.h b/drivers/net/txgbe/base/txgbe_regs.h
index 052609e..eb30c60 100644 (file)
--- a/drivers/net/txgbe/base/txgbe_regs.h
+++ b/drivers/net/txgbe/base/txgbe_regs.h
@@ -1698,6 +1698,50 @@ enum txgbe_5tuple_protocol {
 #define TXGBE_REG_RSSTBL   TXGBE_RSSTBL(0)
 #define TXGBE_REG_RSSKEY   TXGBE_RSSKEY(0)
 
+static inline u32
+txgbe_map_reg(struct txgbe_hw *hw, u32 reg)
+{
+       switch (reg) {
+       case TXGBE_REG_RSSTBL:
+               if (hw->mac.type == txgbe_mac_raptor_vf)
+                       reg = TXGBE_VFRSSTBL(0);
+               break;
+       case TXGBE_REG_RSSKEY:
+               if (hw->mac.type == txgbe_mac_raptor_vf)
+                       reg = TXGBE_VFRSSKEY(0);
+               break;
+       default:
+               /* you should never reach here */
+               reg = TXGBE_REG_DUMMY;
+               break;
+       }
+
+       return reg;
+}
+
+/*
+ * read non-rc counters
+ */
+#define TXGBE_UPDCNT32(reg, last, cur)                           \
+do {                                                             \
+       uint32_t latest = rd32(hw, reg);                         \
+       if (hw->offset_loaded || hw->rx_loaded)                  \
+               last = 0;                                        \
+       cur += (latest - last) & UINT_MAX;                       \
+       last = latest;                                           \
+} while (0)
+
+#define TXGBE_UPDCNT36(regl, last, cur)                          \
+do {                                                             \
+       uint64_t new_lsb = rd32(hw, regl);                       \
+       uint64_t new_msb = rd32(hw, regl + 4);                   \
+       uint64_t latest = ((new_msb << 32) | new_lsb);           \
+       if (hw->offset_loaded || hw->rx_loaded)                  \
+               last = 0;                                        \
+       cur += (0x1000000000LL + latest - last) & 0xFFFFFFFFFLL; \
+       last = latest;                                           \
+} while (0)
+
 /**
  * register operations
  **/
@@ -1838,6 +1882,11 @@ po32m(struct txgbe_hw *hw, u32 reg, u32 mask, u32 expect, u32 *actual,
 #define wr32a(hw, reg, idx, val) \
        wr32((hw), (reg) + ((idx) << 2), (val))
 
+#define rd32at(hw, reg, idx) \
+               rd32a(hw, txgbe_map_reg(hw, reg), idx)
+#define wr32at(hw, reg, idx, val) \
+               wr32a(hw, txgbe_map_reg(hw, reg), idx, val)
+
 #define rd32w(hw, reg, mask, slice) do { \
        rd32((hw), reg); \
        po32m((hw), reg, mask, mask, NULL, 5, slice); \