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-rw-r--r--include/linux/mii.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/mii.h b/include/linux/mii.h
index 2783eca629a..8ef3a7a1159 100644
--- a/include/linux/mii.h
+++ b/include/linux/mii.h
@@ -21,6 +21,8 @@
#define MII_EXPANSION 0x06 /* Expansion register */
#define MII_CTRL1000 0x09 /* 1000BASE-T control */
#define MII_STAT1000 0x0a /* 1000BASE-T status */
+#define MII_MMD_CTRL 0x0d /* MMD Access Control Register */
+#define MII_MMD_DATA 0x0e /* MMD Access Data Register */
#define MII_ESTATUS 0x0f /* Extended Status */
#define MII_DCOUNTER 0x12 /* Disconnect counter */
#define MII_FCSCOUNTER 0x13 /* False carrier counter */
@@ -141,6 +143,13 @@
#define FLOW_CTRL_TX 0x01
#define FLOW_CTRL_RX 0x02
+/* MMD Access Control register fields */
+#define MII_MMD_CTRL_DEVAD_MASK 0x1f /* Mask MMD DEVAD*/
+#define MII_MMD_CTRL_ADDR 0x0000 /* Address */
+#define MII_MMD_CTRL_NOINCR 0x4000 /* no post increment */
+#define MII_MMD_CTRL_INCR_RDWT 0x8000 /* post increment on reads & writes */
+#define MII_MMD_CTRL_INCR_ON_WT 0xC000 /* post increment on writes only */
+
/* This structure is used in all SIOCxMIIxxx ioctl calls */
struct mii_ioctl_data {
__u16 phy_id;