From 867d03bc238f62fcd28f287b9da8af5e483baeab Mon Sep 17 00:00:00 2001 From: Robert Hancock Date: Thu, 6 Jun 2019 16:28:14 -0600 Subject: [PATCH] net: axienet: Add DMA registers to ethtool register dump These registers are important for troubleshooting the state of the DMA cores. Signed-off-by: Robert Hancock Signed-off-by: David S. Miller --- drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 2c2d626..4df424c 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -50,7 +50,7 @@ #define DRIVER_DESCRIPTION "Xilinx Axi Ethernet driver" #define DRIVER_VERSION "1.00a" -#define AXIENET_REGS_N 32 +#define AXIENET_REGS_N 40 /* Match table for of_platform binding */ static const struct of_device_id axienet_of_match[] = { @@ -1179,6 +1179,14 @@ static void axienet_ethtools_get_regs(struct net_device *ndev, data[29] = axienet_ior(lp, XAE_FMI_OFFSET); data[30] = axienet_ior(lp, XAE_AF0_OFFSET); data[31] = axienet_ior(lp, XAE_AF1_OFFSET); + data[32] = axienet_dma_in32(lp, XAXIDMA_TX_CR_OFFSET); + data[33] = axienet_dma_in32(lp, XAXIDMA_TX_SR_OFFSET); + data[34] = axienet_dma_in32(lp, XAXIDMA_TX_CDESC_OFFSET); + data[35] = axienet_dma_in32(lp, XAXIDMA_TX_TDESC_OFFSET); + data[36] = axienet_dma_in32(lp, XAXIDMA_RX_CR_OFFSET); + data[37] = axienet_dma_in32(lp, XAXIDMA_RX_SR_OFFSET); + data[38] = axienet_dma_in32(lp, XAXIDMA_RX_CDESC_OFFSET); + data[39] = axienet_dma_in32(lp, XAXIDMA_RX_TDESC_OFFSET); } static void axienet_ethtools_get_ringparam(struct net_device *ndev, -- 2.7.4