From 710a1a498f22e10dc86c520dd04fb83a19b08771 Mon Sep 17 00:00:00 2001 From: Pratik Pujar Date: Fri, 18 Oct 2013 12:22:29 -0400 Subject: [PATCH] qlcnic: Enhance ethtool to display ring indices and interrupt mask o Updated ethtool -d option to display ring indices for Transmit(Tx), Receive(Rx), and Status(St) rings. o Updated ethtool -d option to display ring interrupt mask for Transmit(Tx), and Status(St) rings. Signed-off-by: Pratik Pujar Signed-off-by: Himanshu Madhani Signed-off-by: David S. Miller --- .../net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c | 8 ++-- .../net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c | 54 ++++++++++++++++------ 2 files changed, 44 insertions(+), 18 deletions(-) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index 66e94dc..c2df4ce 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -3267,12 +3267,12 @@ int qlcnic_83xx_reg_test(struct qlcnic_adapter *adapter) return 0; } -int qlcnic_83xx_get_regs_len(struct qlcnic_adapter *adapter) +inline int qlcnic_83xx_get_regs_len(struct qlcnic_adapter *adapter) { return (ARRAY_SIZE(qlcnic_83xx_ext_reg_tbl) * - sizeof(adapter->ahw->ext_reg_tbl)) + - (ARRAY_SIZE(qlcnic_83xx_reg_tbl) + - sizeof(adapter->ahw->reg_tbl)); + sizeof(*adapter->ahw->ext_reg_tbl)) + + (ARRAY_SIZE(qlcnic_83xx_reg_tbl) * + sizeof(*adapter->ahw->reg_tbl)); } int qlcnic_83xx_get_registers(struct qlcnic_adapter *adapter, u32 *regs_buff) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c index ebe4c86..66355b7 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c @@ -187,8 +187,8 @@ static int qlcnic_dev_statistics_len(struct qlcnic_adapter *adapter) return -1; } -#define QLCNIC_RING_REGS_COUNT 20 -#define QLCNIC_RING_REGS_LEN (QLCNIC_RING_REGS_COUNT * sizeof(u32)) +#define QLCNIC_TX_INTR_NOT_CONFIGURED 0X78563412 + #define QLCNIC_MAX_EEPROM_LEN 1024 static const u32 diag_registers[] = { @@ -219,7 +219,15 @@ static const u32 ext_diag_registers[] = { }; #define QLCNIC_MGMT_API_VERSION 2 -#define QLCNIC_ETHTOOL_REGS_VER 3 +#define QLCNIC_ETHTOOL_REGS_VER 4 + +static inline int qlcnic_get_ring_regs_len(struct qlcnic_adapter *adapter) +{ + int ring_regs_cnt = (adapter->max_drv_tx_rings * 5) + + (adapter->max_rds_rings * 2) + + (adapter->max_sds_rings * 3) + 5; + return ring_regs_cnt * sizeof(u32); +} static int qlcnic_get_regs_len(struct net_device *dev) { @@ -231,7 +239,9 @@ static int qlcnic_get_regs_len(struct net_device *dev) else len = sizeof(ext_diag_registers) + sizeof(diag_registers); - return QLCNIC_RING_REGS_LEN + len + QLCNIC_DEV_INFO_SIZE + 1; + len += ((QLCNIC_DEV_INFO_SIZE + 2) * sizeof(u32)); + len += qlcnic_get_ring_regs_len(adapter); + return len; } static int qlcnic_get_eeprom_len(struct net_device *dev) @@ -493,6 +503,8 @@ qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) struct qlcnic_adapter *adapter = netdev_priv(dev); struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; struct qlcnic_host_sds_ring *sds_ring; + struct qlcnic_host_rds_ring *rds_rings; + struct qlcnic_host_tx_ring *tx_ring; u32 *regs_buff = p; int ring, i = 0; @@ -512,21 +524,35 @@ qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) return; - regs_buff[i++] = 0xFFEFCDAB; /* Marker btw regs and ring count*/ - - regs_buff[i++] = 1; /* No. of tx ring */ - regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer)); - regs_buff[i++] = readl(adapter->tx_ring->crb_cmd_producer); - - regs_buff[i++] = 2; /* No. of rx ring */ - regs_buff[i++] = readl(recv_ctx->rds_rings[0].crb_rcv_producer); - regs_buff[i++] = readl(recv_ctx->rds_rings[1].crb_rcv_producer); + /* Marker btw regs and TX ring count */ + regs_buff[i++] = 0xFFEFCDAB; + + regs_buff[i++] = adapter->max_drv_tx_rings; /* No. of TX ring */ + for (ring = 0; ring < adapter->max_drv_tx_rings; ring++) { + tx_ring = &adapter->tx_ring[ring]; + regs_buff[i++] = le32_to_cpu(*(tx_ring->hw_consumer)); + regs_buff[i++] = tx_ring->sw_consumer; + regs_buff[i++] = readl(tx_ring->crb_cmd_producer); + regs_buff[i++] = tx_ring->producer; + if (tx_ring->crb_intr_mask) + regs_buff[i++] = readl(tx_ring->crb_intr_mask); + else + regs_buff[i++] = QLCNIC_TX_INTR_NOT_CONFIGURED; + } - regs_buff[i++] = adapter->max_sds_rings; + regs_buff[i++] = adapter->max_rds_rings; /* No. of RX ring */ + for (ring = 0; ring < adapter->max_rds_rings; ring++) { + rds_rings = &recv_ctx->rds_rings[ring]; + regs_buff[i++] = readl(rds_rings->crb_rcv_producer); + regs_buff[i++] = rds_rings->producer; + } + regs_buff[i++] = adapter->max_sds_rings; /* No. of SDS ring */ for (ring = 0; ring < adapter->max_sds_rings; ring++) { sds_ring = &(recv_ctx->sds_rings[ring]); regs_buff[i++] = readl(sds_ring->crb_sts_consumer); + regs_buff[i++] = sds_ring->consumer; + regs_buff[i++] = readl(sds_ring->crb_intr_mask); } } -- 2.7.4