From 673483c7d3a25c43d1208bb07e3888bc5136e8cf Mon Sep 17 00:00:00 2001 From: Ron Mercer Date: Wed, 10 Nov 2010 09:29:45 +0000 Subject: [PATCH] qlge: Add firmware info to ethtool get regs. By default we add firmware information to ethtool get regs. Optionally firmware info can instead be sent to log. Signed-off-by: Jitendra Kalsaria Signed-off-by: Ron Mercer Signed-off-by: David S. Miller --- drivers/net/qlge/qlge.h | 2 ++ drivers/net/qlge/qlge_dbg.c | 21 ++++++++++++++++++++- drivers/net/qlge/qlge_ethtool.c | 19 ++++++++++++++++--- drivers/net/qlge/qlge_mpi.c | 2 +- 4 files changed, 39 insertions(+), 5 deletions(-) diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index 22821398fc63..b1e815127cde 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -2221,6 +2221,7 @@ int ql_write_mpi_reg(struct ql_adapter *qdev, u32 reg, u32 data); int ql_unpause_mpi_risc(struct ql_adapter *qdev); int ql_pause_mpi_risc(struct ql_adapter *qdev); int ql_hard_reset_mpi_risc(struct ql_adapter *qdev); +int ql_soft_reset_mpi_risc(struct ql_adapter *qdev); int ql_dump_risc_ram_area(struct ql_adapter *qdev, void *buf, u32 ram_addr, int word_count); int ql_core_dump(struct ql_adapter *qdev, @@ -2236,6 +2237,7 @@ int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control); int ql_mb_get_port_cfg(struct ql_adapter *qdev); int ql_mb_set_port_cfg(struct ql_adapter *qdev); int ql_wait_fifo_empty(struct ql_adapter *qdev); +void ql_get_dump(struct ql_adapter *qdev, void *buff); void ql_gen_reg_dump(struct ql_adapter *qdev, struct ql_reg_dump *mpi_coredump); netdev_tx_t ql_lb_send(struct sk_buff *skb, struct net_device *ndev); diff --git a/drivers/net/qlge/qlge_dbg.c b/drivers/net/qlge/qlge_dbg.c index 4747492935ef..fca804f36d61 100644 --- a/drivers/net/qlge/qlge_dbg.c +++ b/drivers/net/qlge/qlge_dbg.c @@ -1317,9 +1317,28 @@ void ql_gen_reg_dump(struct ql_adapter *qdev, status = ql_get_ets_regs(qdev, &mpi_coredump->ets[0]); if (status) return; +} + +void ql_get_dump(struct ql_adapter *qdev, void *buff) +{ + /* + * If the dump has already been taken and is stored + * in our internal buffer and if force dump is set then + * just start the spool to dump it to the log file + * and also, take a snapshot of the general regs to + * to the user's buffer or else take complete dump + * to the user's buffer if force is not set. + */ - if (test_bit(QL_FRC_COREDUMP, &qdev->flags)) + if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) { + if (!ql_core_dump(qdev, buff)) + ql_soft_reset_mpi_risc(qdev); + else + netif_err(qdev, drv, qdev->ndev, "coredump failed!\n"); + } else { + ql_gen_reg_dump(qdev, buff); ql_get_core_dump(qdev); + } } /* Coredump to messages log file using separate worker thread */ diff --git a/drivers/net/qlge/qlge_ethtool.c b/drivers/net/qlge/qlge_ethtool.c index 4892d64f4e05..8149cc9de4ca 100644 --- a/drivers/net/qlge/qlge_ethtool.c +++ b/drivers/net/qlge/qlge_ethtool.c @@ -375,7 +375,10 @@ static void ql_get_drvinfo(struct net_device *ndev, strncpy(drvinfo->bus_info, pci_name(qdev->pdev), 32); drvinfo->n_stats = 0; drvinfo->testinfo_len = 0; - drvinfo->regdump_len = 0; + if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) + drvinfo->regdump_len = sizeof(struct ql_mpi_coredump); + else + drvinfo->regdump_len = sizeof(struct ql_reg_dump); drvinfo->eedump_len = 0; } @@ -547,7 +550,12 @@ static void ql_self_test(struct net_device *ndev, static int ql_get_regs_len(struct net_device *ndev) { - return sizeof(struct ql_reg_dump); + struct ql_adapter *qdev = netdev_priv(ndev); + + if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) + return sizeof(struct ql_mpi_coredump); + else + return sizeof(struct ql_reg_dump); } static void ql_get_regs(struct net_device *ndev, @@ -555,7 +563,12 @@ static void ql_get_regs(struct net_device *ndev, { struct ql_adapter *qdev = netdev_priv(ndev); - ql_gen_reg_dump(qdev, p); + ql_get_dump(qdev, p); + qdev->core_is_dumped = 0; + if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) + regs->len = sizeof(struct ql_mpi_coredump); + else + regs->len = sizeof(struct ql_reg_dump); } static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c) diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c index 0e7c7c7ee164..100a462cc916 100644 --- a/drivers/net/qlge/qlge_mpi.c +++ b/drivers/net/qlge/qlge_mpi.c @@ -87,7 +87,7 @@ exit: return status; } -static int ql_soft_reset_mpi_risc(struct ql_adapter *qdev) +int ql_soft_reset_mpi_risc(struct ql_adapter *qdev) { int status; status = ql_write_mpi_reg(qdev, 0x00001010, 1); -- 2.11.0