fec: Add support for reading RMON registers

Add ethtool operation to read RMON registers.

Tested against net-next on i.MX28.

v2: make conditional on #ifndef CONFIG_M5272

Signed-off-by: Chris Healy <cphealy@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 55 insertions, 0 deletions

diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index e3ed6c5ae801..8362a0399afb 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h
@@ -60,6 +60,61 @@
 #define BM_MIIGSK_CFGR_RMII		0x01
 #define BM_MIIGSK_CFGR_FRCONT_10M	0x40
 
+#define RMON_T_DROP		0x200 /* Count of frames not cntd correctly */
+#define RMON_T_PACKETS		0x204 /* RMON TX packet count */
+#define RMON_T_BC_PKT		0x208 /* RMON TX broadcast pkts */
+#define RMON_T_MC_PKT		0x20C /* RMON TX multicast pkts */
+#define RMON_T_CRC_ALIGN	0x210 /* RMON TX pkts with CRC align err */
+#define RMON_T_UNDERSIZE	0x214 /* RMON TX pkts < 64 bytes, good CRC */
+#define RMON_T_OVERSIZE		0x218 /* RMON TX pkts > MAX_FL bytes good CRC */
+#define RMON_T_FRAG		0x21C /* RMON TX pkts < 64 bytes, bad CRC */
+#define RMON_T_JAB		0x220 /* RMON TX pkts > MAX_FL bytes, bad CRC */
+#define RMON_T_COL		0x224 /* RMON TX collision count */
+#define RMON_T_P64		0x228 /* RMON TX 64 byte pkts */
+#define RMON_T_P65TO127		0x22C /* RMON TX 65 to 127 byte pkts */
+#define RMON_T_P128TO255	0x230 /* RMON TX 128 to 255 byte pkts */
+#define RMON_T_P256TO511	0x234 /* RMON TX 256 to 511 byte pkts */
+#define RMON_T_P512TO1023	0x238 /* RMON TX 512 to 1023 byte pkts */
+#define RMON_T_P1024TO2047	0x23C /* RMON TX 1024 to 2047 byte pkts */
+#define RMON_T_P_GTE2048	0x240 /* RMON TX pkts > 2048 bytes */
+#define RMON_T_OCTETS		0x244 /* RMON TX octets */
+#define IEEE_T_DROP		0x248 /* Count of frames not counted crtly */
+#define IEEE_T_FRAME_OK		0x24C /* Frames tx'd OK */
+#define IEEE_T_1COL		0x250 /* Frames tx'd with single collision */
+#define IEEE_T_MCOL		0x254 /* Frames tx'd with multiple collision */
+#define IEEE_T_DEF		0x258 /* Frames tx'd after deferral delay */
+#define IEEE_T_LCOL		0x25C /* Frames tx'd with late collision */
+#define IEEE_T_EXCOL		0x260 /* Frames tx'd with excesv collisions */
+#define IEEE_T_MACERR		0x264 /* Frames tx'd with TX FIFO underrun */
+#define IEEE_T_CSERR		0x268 /* Frames tx'd with carrier sense err */
+#define IEEE_T_SQE		0x26C /* Frames tx'd with SQE err */
+#define IEEE_T_FDXFC		0x270 /* Flow control pause frames tx'd */
+#define IEEE_T_OCTETS_OK	0x274 /* Octet count for frames tx'd w/o err */
+#define RMON_R_PACKETS		0x284 /* RMON RX packet count */
+#define RMON_R_BC_PKT		0x288 /* RMON RX broadcast pkts */
+#define RMON_R_MC_PKT		0x28C /* RMON RX multicast pkts */
+#define RMON_R_CRC_ALIGN	0x290 /* RMON RX pkts with CRC alignment err */
+#define RMON_R_UNDERSIZE	0x294 /* RMON RX pkts < 64 bytes, good CRC */
+#define RMON_R_OVERSIZE		0x298 /* RMON RX pkts > MAX_FL bytes good CRC */
+#define RMON_R_FRAG		0x29C /* RMON RX pkts < 64 bytes, bad CRC */
+#define RMON_R_JAB		0x2A0 /* RMON RX pkts > MAX_FL bytes, bad CRC */
+#define RMON_R_RESVD_O		0x2A4 /* Reserved */
+#define RMON_R_P64		0x2A8 /* RMON RX 64 byte pkts */
+#define RMON_R_P65TO127		0x2AC /* RMON RX 65 to 127 byte pkts */
+#define RMON_R_P128TO255	0x2B0 /* RMON RX 128 to 255 byte pkts */
+#define RMON_R_P256TO511	0x2B4 /* RMON RX 256 to 511 byte pkts */
+#define RMON_R_P512TO1023	0x2B8 /* RMON RX 512 to 1023 byte pkts */
+#define RMON_R_P1024TO2047	0x2BC /* RMON RX 1024 to 2047 byte pkts */
+#define RMON_R_P_GTE2048	0x2C0 /* RMON RX pkts > 2048 bytes */
+#define RMON_R_OCTETS		0x2C4 /* RMON RX octets */
+#define IEEE_R_DROP		0x2C8 /* Count frames not counted correctly */
+#define IEEE_R_FRAME_OK		0x2CC /* Frames rx'd OK */
+#define IEEE_R_CRC		0x2D0 /* Frames rx'd with CRC err */
+#define IEEE_R_ALIGN		0x2D4 /* Frames rx'd with alignment err */
+#define IEEE_R_MACERR		0x2D8 /* Receive FIFO overflow count */
+#define IEEE_R_FDXFC		0x2DC /* Flow control pause frames rx'd */
+#define IEEE_R_OCTETS_OK	0x2E0 /* Octet cnt for frames rx'd w/o err */
+
 #else
 
 #define FEC_ECNTRL		0x000 /* Ethernet control reg */