From 4cdc44a231f906a6ec586637e6e4c4c216679da4 Mon Sep 17 00:00:00 2001 From: Scott Feldman Date: Mon, 9 Feb 2009 23:25:33 -0800 Subject: [PATCH] enic: Add api for link down count and to get firmware notification status. Signed-off-by: Scott Feldman Signed-off-by: David S. Miller --- drivers/net/enic/enic_main.c | 2 -- drivers/net/enic/vnic_dev.c | 33 +++++++++++++++++++++++++++++---- drivers/net/enic/vnic_dev.h | 2 ++ drivers/net/enic/vnic_devcmd.h | 8 +++++++- 4 files changed, 38 insertions(+), 7 deletions(-) diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c index 83a7168..03403a5 100644 --- a/drivers/net/enic/enic_main.c +++ b/drivers/net/enic/enic_main.c @@ -1866,7 +1866,6 @@ static int __devinit enic_probe(struct pci_dev *pdev, if (using_dac) netdev->features |= NETIF_F_HIGHDMA; - enic->csum_rx_enabled = ENIC_SETTING(enic, RXCSUM); enic->lro_mgr.max_aggr = ENIC_LRO_MAX_AGGR; @@ -1878,7 +1877,6 @@ static int __devinit enic_probe(struct pci_dev *pdev, enic->lro_mgr.ip_summed = CHECKSUM_COMPLETE; enic->lro_mgr.ip_summed_aggr = CHECKSUM_UNNECESSARY; - err = register_netdev(netdev); if (err) { printk(KERN_ERR PFX diff --git a/drivers/net/enic/vnic_dev.c b/drivers/net/enic/vnic_dev.c index 1170857..e21b9d6 100644 --- a/drivers/net/enic/vnic_dev.c +++ b/drivers/net/enic/vnic_dev.c @@ -34,6 +34,9 @@ struct vnic_res { unsigned int count; }; +#define VNIC_DEV_CAP_INIT 0x0001 +#define VNIC_DEV_CAP_PERBI 0x0002 + struct vnic_dev { void *priv; struct pci_dev *pdev; @@ -50,6 +53,7 @@ struct vnic_dev { dma_addr_t stats_pa; struct vnic_devcmd_fw_info *fw_info; dma_addr_t fw_info_pa; + u32 cap_flags; }; #define VNIC_MAX_RES_HDR_SIZE \ @@ -575,9 +579,9 @@ int vnic_dev_init(struct vnic_dev *vdev, int arg) { u64 a0 = (u32)arg, a1 = 0; int wait = 1000; - int r = 0; + int r = 0; - if (vnic_dev_capable(vdev, CMD_INIT)) + if (vdev->cap_flags & VNIC_DEV_CAP_INIT) r = vnic_dev_cmd(vdev, CMD_INIT, &a0, &a1, wait); else { vnic_dev_cmd(vdev, CMD_INIT_v1, &a0, &a1, wait); @@ -587,8 +591,8 @@ int vnic_dev_init(struct vnic_dev *vdev, int arg) vnic_dev_cmd(vdev, CMD_MAC_ADDR, &a0, &a1, wait); vnic_dev_cmd(vdev, CMD_ADDR_ADD, &a0, &a1, wait); } - } - return r; + } + return r; } int vnic_dev_link_status(struct vnic_dev *vdev) @@ -626,6 +630,22 @@ u32 vnic_dev_mtu(struct vnic_dev *vdev) return vdev->notify_copy.mtu; } +u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev) +{ + if (!vnic_dev_notify_ready(vdev)) + return 0; + + return vdev->notify_copy.link_down_cnt; +} + +u32 vnic_dev_notify_status(struct vnic_dev *vdev) +{ + if (!vnic_dev_notify_ready(vdev)) + return 0; + + return vdev->notify_copy.status; +} + void vnic_dev_set_intr_mode(struct vnic_dev *vdev, enum vnic_dev_intr_mode intr_mode) { @@ -682,6 +702,11 @@ struct vnic_dev *vnic_dev_register(struct vnic_dev *vdev, if (!vdev->devcmd) goto err_out; + vdev->cap_flags = 0; + + if (vnic_dev_capable(vdev, CMD_INIT)) + vdev->cap_flags |= VNIC_DEV_CAP_INIT; + return vdev; err_out: diff --git a/drivers/net/enic/vnic_dev.h b/drivers/net/enic/vnic_dev.h index b9dc182..8aa8db2 100644 --- a/drivers/net/enic/vnic_dev.h +++ b/drivers/net/enic/vnic_dev.h @@ -102,6 +102,8 @@ int vnic_dev_link_status(struct vnic_dev *vdev); u32 vnic_dev_port_speed(struct vnic_dev *vdev); u32 vnic_dev_msg_lvl(struct vnic_dev *vdev); u32 vnic_dev_mtu(struct vnic_dev *vdev); +u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev); +u32 vnic_dev_notify_status(struct vnic_dev *vdev); int vnic_dev_close(struct vnic_dev *vdev); int vnic_dev_enable(struct vnic_dev *vdev); int vnic_dev_disable(struct vnic_dev *vdev); diff --git a/drivers/net/enic/vnic_devcmd.h b/drivers/net/enic/vnic_devcmd.h index 8062c75..2587f34 100644 --- a/drivers/net/enic/vnic_devcmd.h +++ b/drivers/net/enic/vnic_devcmd.h @@ -191,7 +191,7 @@ enum vnic_devcmd_cmd { CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31), /* INT13 API: (u64)a0=paddr to vnic_int13_params struct - * (u8)a1=INT13_CMD_xxx */ + * (u32)a1=INT13_CMD_xxx */ CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32), /* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */ @@ -207,6 +207,11 @@ enum vnic_devcmd_cmd { * in: (u32)a0=cmd * out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */ CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36), + + /* persistent binding info + * in: (u64)a0=paddr of arg + * (u32)a1=CMD_PERBI_XXX */ + CMD_PERBI = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37), }; /* flags for CMD_OPEN */ @@ -259,6 +264,7 @@ struct vnic_devcmd_notify { u32 status; /* status bits (see VNIC_STF_*) */ u32 error; /* error code (see ERR_*) for first ERR */ u32 link_down_cnt; /* running count of link down transitions */ + u32 perbi_rebuild_cnt; /* running count of perbi rebuilds */ }; #define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */ #define VNIC_STF_STD_PAUSE 0x0002 /* standard link-level pause on */ -- 2.7.4