[PATCH net-next 01/40] net: fec: stop the "rcv is not +last, " error messages
From: Troy Kisky <hidden>
Date: 2016-01-28 21:25:25
Also in:
netdev
Subsystem:
freescale imx / mxc fec driver, networking drivers, the rest · Maintainers:
Wei Fang, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Setting the FTRL register will stop the fec from trying to use multiple receive buffers. Signed-off-by: Troy Kisky <redacted> --- drivers/net/ethernet/freescale/fec.h | 1 + drivers/net/ethernet/freescale/fec_main.c | 1 + 2 files changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h
index 99d33e2..5144e73 100644
--- a/drivers/net/ethernet/freescale/fec.h
+++ b/drivers/net/ethernet/freescale/fec.h@@ -65,6 +65,7 @@ #define FEC_R_FIFO_RSEM 0x194 /* Receive FIFO section empty threshold */ #define FEC_R_FIFO_RAEM 0x198 /* Receive FIFO almost empty threshold */ #define FEC_R_FIFO_RAFL 0x19c /* Receive FIFO almost full threshold */ +#define FEC_FTRL 0x1b0 /* Frame truncation receive length*/ #define FEC_RACC 0x1c4 /* Receive Accelerator function */ #define FEC_RCMR_1 0x1c8 /* Receive classification match ring 1 */ #define FEC_RCMR_2 0x1cc /* Receive classification match ring 2 */
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 502da6f..2c7c845 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c@@ -984,6 +984,7 @@ fec_restart(struct net_device *ndev) val &= ~FEC_RACC_OPTIONS; writel(val, fep->hwp + FEC_RACC); } + writel(PKT_MAXBUF_SIZE, fep->hwp + FEC_FTRL); #endif /*
--
2.5.0