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From: Robert Hancock <hancock@sedsystems.ca>
To: netdev@vger.kernel.org
Cc: anirudh@xilinx.com, John.Linn@xilinx.com, andrew@lunn.ch,
	Robert Hancock <hancock@sedsystems.ca>
Subject: [PATCH net-next v3 10/19] net: axienet: Add DMA registers to ethtool register dump
Date: Tue,  4 Jun 2019 15:43:37 -0600	[thread overview]
Message-ID: <1559684626-24775-11-git-send-email-hancock@sedsystems.ca> (raw)
In-Reply-To: <1559684626-24775-1-git-send-email-hancock@sedsystems.ca>

These registers are important for troubleshooting the state of the DMA
cores.

Signed-off-by: Robert Hancock <hancock@sedsystems.ca>
---
 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,
-- 
1.8.3.1


  parent reply	other threads:[~2019-06-04 21:44 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-04 21:43 [PATCH net-next v3 00/19] Xilinx axienet driver updates (v3) Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 01/19] net: axienet: Fix casting of pointers to u32 Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 02/19] net: axienet: Use standard IO accessors Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 03/19] net: axienet: fix MDIO bus naming Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 04/19] net: axienet: add X86 and ARM as supported platforms Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 05/19] net: axienet: Use clock framework to get device clock rate Robert Hancock
2019-06-04 22:12   ` Andrew Lunn
2019-06-04 21:43 ` [PATCH net-next v3 06/19] net: axienet: fix teardown order of MDIO bus Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 07/19] net: axienet: Re-initialize MDIO registers properly after reset Robert Hancock
2019-06-04 22:18   ` Andrew Lunn
2019-06-04 22:39     ` Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 08/19] net: axienet: Cleanup DMA device reset and halt process Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 09/19] net: axienet: Make RX/TX ring sizes configurable Robert Hancock
2019-06-04 21:43 ` Robert Hancock [this message]
2019-06-04 21:43 ` [PATCH net-next v3 11/19] net: axienet: Support shared interrupts Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 12/19] net: axienet: Add optional support for Ethernet core interrupt Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 13/19] net: axienet: Fix race condition causing TX hang Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 14/19] net: axienet: Make missing MAC address non-fatal Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 15/19] net: axienet: stop interface during shutdown Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 16/19] net: axienet: Fix MDIO bus parent node detection Robert Hancock
2019-06-04 22:03   ` Andrew Lunn
2019-06-04 21:43 ` [PATCH net-next v3 17/19] net: axienet: document axistream-connected attribute Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 18/19] net: axienet: make use of axistream-connected attribute optional Robert Hancock
2019-06-04 21:43 ` [PATCH net-next v3 19/19] net: axienet: convert to phylink API Robert Hancock
2019-06-04 21:58 ` [PATCH net-next v3 00/19] Xilinx axienet driver updates (v3) Andrew Lunn

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