diff options
Diffstat (limited to 'drivers/net/enic/vnic_wq.c')
| -rw-r--r-- | drivers/net/enic/vnic_wq.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/net/enic/vnic_wq.c b/drivers/net/enic/vnic_wq.c index 1378afbdfe67..122e33bcc578 100644 --- a/drivers/net/enic/vnic_wq.c +++ b/drivers/net/enic/vnic_wq.c @@ -1,5 +1,5 @@ /* - * Copyright 2008 Cisco Systems, Inc. All rights reserved. + * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. * Copyright 2007 Nuova Systems, Inc. All rights reserved. * * This program is free software; you may redistribute it and/or modify @@ -37,23 +37,23 @@ static int vnic_wq_alloc_bufs(struct vnic_wq *wq) vdev = wq->vdev; for (i = 0; i < blks; i++) { - wq->bufs[i] = kzalloc(VNIC_WQ_BUF_BLK_SZ, GFP_ATOMIC); + wq->bufs[i] = kzalloc(VNIC_WQ_BUF_BLK_SZ(count), GFP_ATOMIC); if (!wq->bufs[i]) { - printk(KERN_ERR "Failed to alloc wq_bufs\n"); + pr_err("Failed to alloc wq_bufs\n"); return -ENOMEM; } } for (i = 0; i < blks; i++) { buf = wq->bufs[i]; - for (j = 0; j < VNIC_WQ_BUF_BLK_ENTRIES; j++) { - buf->index = i * VNIC_WQ_BUF_BLK_ENTRIES + j; + for (j = 0; j < VNIC_WQ_BUF_BLK_ENTRIES(count); j++) { + buf->index = i * VNIC_WQ_BUF_BLK_ENTRIES(count) + j; buf->desc = (u8 *)wq->ring.descs + wq->ring.desc_size * buf->index; if (buf->index + 1 == count) { buf->next = wq->bufs[0]; break; - } else if (j + 1 == VNIC_WQ_BUF_BLK_ENTRIES) { + } else if (j + 1 == VNIC_WQ_BUF_BLK_ENTRIES(count)) { buf->next = wq->bufs[i + 1]; } else { buf->next = buf + 1; @@ -94,7 +94,7 @@ int vnic_wq_alloc(struct vnic_dev *vdev, struct vnic_wq *wq, unsigned int index, wq->ctrl = vnic_dev_get_res(vdev, RES_TYPE_WQ, index); if (!wq->ctrl) { - printk(KERN_ERR "Failed to hook WQ[%d] resource\n", index); + pr_err("Failed to hook WQ[%d] resource\n", index); return -EINVAL; } @@ -119,10 +119,11 @@ void vnic_wq_init_start(struct vnic_wq *wq, unsigned int cq_index, unsigned int error_interrupt_offset) { u64 paddr; + unsigned int count = wq->ring.desc_count; paddr = (u64)wq->ring.base_addr | VNIC_PADDR_TARGET; writeq(paddr, &wq->ctrl->ring_base); - iowrite32(wq->ring.desc_count, &wq->ctrl->ring_size); + iowrite32(count, &wq->ctrl->ring_size); iowrite32(fetch_index, &wq->ctrl->fetch_index); iowrite32(posted_index, &wq->ctrl->posted_index); iowrite32(cq_index, &wq->ctrl->cq_index); @@ -131,8 +132,8 @@ void vnic_wq_init_start(struct vnic_wq *wq, unsigned int cq_index, iowrite32(0, &wq->ctrl->error_status); wq->to_use = wq->to_clean = - &wq->bufs[fetch_index / VNIC_WQ_BUF_BLK_ENTRIES] - [fetch_index % VNIC_WQ_BUF_BLK_ENTRIES]; + &wq->bufs[fetch_index / VNIC_WQ_BUF_BLK_ENTRIES(count)] + [fetch_index % VNIC_WQ_BUF_BLK_ENTRIES(count)]; } void vnic_wq_init(struct vnic_wq *wq, unsigned int cq_index, @@ -167,7 +168,7 @@ int vnic_wq_disable(struct vnic_wq *wq) udelay(10); } - printk(KERN_ERR "Failed to disable WQ[%d]\n", wq->index); + pr_err("Failed to disable WQ[%d]\n", wq->index); return -ETIMEDOUT; } @@ -177,8 +178,6 @@ void vnic_wq_clean(struct vnic_wq *wq, { struct vnic_wq_buf *buf; - BUG_ON(ioread32(&wq->ctrl->enable)); - buf = wq->to_clean; while (vnic_wq_desc_used(wq) > 0) { |