diff options
Diffstat (limited to 'drivers/net/enic/vnic_dev.c')
-rw-r--r-- | drivers/net/enic/vnic_dev.c | 110 |
1 files changed, 97 insertions, 13 deletions
diff --git a/drivers/net/enic/vnic_dev.c b/drivers/net/enic/vnic_dev.c index cf22de7..2b3e16d 100644 --- a/drivers/net/enic/vnic_dev.c +++ b/drivers/net/enic/vnic_dev.c @@ -530,7 +530,7 @@ void vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast, printk(KERN_ERR "Can't set packet filter\n"); } -void vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr) +int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr) { u64 a0 = 0, a1 = 0; int wait = 1000; @@ -543,9 +543,11 @@ void vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr) err = vnic_dev_cmd(vdev, CMD_ADDR_ADD, &a0, &a1, wait); if (err) printk(KERN_ERR "Can't add addr [%pM], %d\n", addr, err); + + return err; } -void vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr) +int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr) { u64 a0 = 0, a1 = 0; int wait = 1000; @@ -558,6 +560,8 @@ void vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr) err = vnic_dev_cmd(vdev, CMD_ADDR_DEL, &a0, &a1, wait); if (err) printk(KERN_ERR "Can't del addr [%pM], %d\n", addr, err); + + return err; } int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr) @@ -574,22 +578,18 @@ int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr) return err; } -int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr) +int vnic_dev_notify_setcmd(struct vnic_dev *vdev, + void *notify_addr, dma_addr_t notify_pa, u16 intr) { u64 a0, a1; int wait = 1000; int r; - if (!vdev->notify) { - vdev->notify = pci_alloc_consistent(vdev->pdev, - sizeof(struct vnic_devcmd_notify), - &vdev->notify_pa); - if (!vdev->notify) - return -ENOMEM; - memset(vdev->notify, 0, sizeof(struct vnic_devcmd_notify)); - } + memset(notify_addr, 0, sizeof(struct vnic_devcmd_notify)); + vdev->notify = notify_addr; + vdev->notify_pa = notify_pa; - a0 = vdev->notify_pa; + a0 = (u64)notify_pa; a1 = ((u64)intr << 32) & 0x0000ffff00000000ULL; a1 += sizeof(struct vnic_devcmd_notify); @@ -598,7 +598,27 @@ int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr) return r; } -void vnic_dev_notify_unset(struct vnic_dev *vdev) +int vnic_dev_notify_set(struct vnic_dev *vdev, u16 intr) +{ + void *notify_addr; + dma_addr_t notify_pa; + + if (vdev->notify || vdev->notify_pa) { + printk(KERN_ERR "notify block %p still allocated", + vdev->notify); + return -EINVAL; + } + + notify_addr = pci_alloc_consistent(vdev->pdev, + sizeof(struct vnic_devcmd_notify), + ¬ify_pa); + if (!notify_addr) + return -ENOMEM; + + return vnic_dev_notify_setcmd(vdev, notify_addr, notify_pa, intr); +} + +void vnic_dev_notify_unsetcmd(struct vnic_dev *vdev) { u64 a0, a1; int wait = 1000; @@ -608,9 +628,23 @@ void vnic_dev_notify_unset(struct vnic_dev *vdev) a1 += sizeof(struct vnic_devcmd_notify); vnic_dev_cmd(vdev, CMD_NOTIFY, &a0, &a1, wait); + vdev->notify = NULL; + vdev->notify_pa = 0; vdev->notify_sz = 0; } +void vnic_dev_notify_unset(struct vnic_dev *vdev) +{ + if (vdev->notify) { + pci_free_consistent(vdev->pdev, + sizeof(struct vnic_devcmd_notify), + vdev->notify, + vdev->notify_pa); + } + + vnic_dev_notify_unsetcmd(vdev); +} + static int vnic_dev_notify_ready(struct vnic_dev *vdev) { u32 *words; @@ -652,6 +686,56 @@ int vnic_dev_init(struct vnic_dev *vdev, int arg) return r; } +int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err) +{ + u64 a0 = 0, a1 = 0; + int wait = 1000; + int ret; + + *done = 0; + + ret = vnic_dev_cmd(vdev, CMD_INIT_STATUS, &a0, &a1, wait); + if (ret) + return ret; + + *done = (a0 == 0); + + *err = (a0 == 0) ? a1 : 0; + + return 0; +} + +int vnic_dev_init_prov(struct vnic_dev *vdev, u8 *buf, u32 len) +{ + u64 a0, a1 = len; + int wait = 1000; + u64 prov_pa; + void *prov_buf; + int ret; + + prov_buf = pci_alloc_consistent(vdev->pdev, len, &prov_pa); + if (!prov_buf) + return -ENOMEM; + + memcpy(prov_buf, buf, len); + + a0 = prov_pa; + + ret = vnic_dev_cmd(vdev, CMD_INIT_PROV_INFO, &a0, &a1, wait); + + pci_free_consistent(vdev->pdev, len, prov_buf, prov_pa); + + return ret; +} + +int vnic_dev_deinit(struct vnic_dev *vdev) +{ + u64 a0 = 0, a1 = 0; + int wait = 1000; + + return vnic_dev_cmd(vdev, CMD_DEINIT, &a0, &a1, wait); +} + int vnic_dev_link_status(struct vnic_dev *vdev) { if (vdev->linkstatus) |