diff options
author | Roland Dreier <rolandd@cisco.com> | 2008-02-06 21:17:59 -0800 |
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committer | Roland Dreier <rolandd@cisco.com> | 2008-02-06 21:17:59 -0800 |
commit | b57aacfa7a95328f469d0360e49289b023c47e9e (patch) | |
tree | 5642416e92540b93ffb1221ae75b3f1f43ffcd7b /drivers/net/mlx4 | |
parent | 313abe55a87bc10e55d00f337d609e17ad5f8c9a (diff) | |
download | kernel_samsung_smdk4412-b57aacfa7a95328f469d0360e49289b023c47e9e.zip kernel_samsung_smdk4412-b57aacfa7a95328f469d0360e49289b023c47e9e.tar.gz kernel_samsung_smdk4412-b57aacfa7a95328f469d0360e49289b023c47e9e.tar.bz2 |
mlx4_core: Clean up struct mlx4_buf
Now that struct mlx4_buf.u is a struct instead of a union because of
the vmap() changes, there's no point in having a struct at all. So
move .direct and .page_list directly into struct mlx4_buf and get rid
of a bunch of unnecessary ".u"s.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/net/mlx4')
-rw-r--r-- | drivers/net/mlx4/alloc.c | 40 | ||||
-rw-r--r-- | drivers/net/mlx4/mr.c | 4 |
2 files changed, 22 insertions, 22 deletions
diff --git a/drivers/net/mlx4/alloc.c b/drivers/net/mlx4/alloc.c index 2da2c2e..521dc03 100644 --- a/drivers/net/mlx4/alloc.c +++ b/drivers/net/mlx4/alloc.c @@ -116,40 +116,40 @@ int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct, buf->nbufs = 1; buf->npages = 1; buf->page_shift = get_order(size) + PAGE_SHIFT; - buf->u.direct.buf = dma_alloc_coherent(&dev->pdev->dev, + buf->direct.buf = dma_alloc_coherent(&dev->pdev->dev, size, &t, GFP_KERNEL); - if (!buf->u.direct.buf) + if (!buf->direct.buf) return -ENOMEM; - buf->u.direct.map = t; + buf->direct.map = t; while (t & ((1 << buf->page_shift) - 1)) { --buf->page_shift; buf->npages *= 2; } - memset(buf->u.direct.buf, 0, size); + memset(buf->direct.buf, 0, size); } else { int i; buf->nbufs = (size + PAGE_SIZE - 1) / PAGE_SIZE; buf->npages = buf->nbufs; buf->page_shift = PAGE_SHIFT; - buf->u.page_list = kzalloc(buf->nbufs * sizeof *buf->u.page_list, + buf->page_list = kzalloc(buf->nbufs * sizeof *buf->page_list, GFP_KERNEL); - if (!buf->u.page_list) + if (!buf->page_list) return -ENOMEM; for (i = 0; i < buf->nbufs; ++i) { - buf->u.page_list[i].buf = + buf->page_list[i].buf = dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE, &t, GFP_KERNEL); - if (!buf->u.page_list[i].buf) + if (!buf->page_list[i].buf) goto err_free; - buf->u.page_list[i].map = t; + buf->page_list[i].map = t; - memset(buf->u.page_list[i].buf, 0, PAGE_SIZE); + memset(buf->page_list[i].buf, 0, PAGE_SIZE); } if (BITS_PER_LONG == 64) { @@ -158,10 +158,10 @@ int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct, if (!pages) goto err_free; for (i = 0; i < buf->nbufs; ++i) - pages[i] = virt_to_page(buf->u.page_list[i].buf); - buf->u.direct.buf = vmap(pages, buf->nbufs, VM_MAP, PAGE_KERNEL); + pages[i] = virt_to_page(buf->page_list[i].buf); + buf->direct.buf = vmap(pages, buf->nbufs, VM_MAP, PAGE_KERNEL); kfree(pages); - if (!buf->u.direct.buf) + if (!buf->direct.buf) goto err_free; } } @@ -180,18 +180,18 @@ void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf) int i; if (buf->nbufs == 1) - dma_free_coherent(&dev->pdev->dev, size, buf->u.direct.buf, - buf->u.direct.map); + dma_free_coherent(&dev->pdev->dev, size, buf->direct.buf, + buf->direct.map); else { if (BITS_PER_LONG == 64) - vunmap(buf->u.direct.buf); + vunmap(buf->direct.buf); for (i = 0; i < buf->nbufs; ++i) - if (buf->u.page_list[i].buf) + if (buf->page_list[i].buf) dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, - buf->u.page_list[i].buf, - buf->u.page_list[i].map); - kfree(buf->u.page_list); + buf->page_list[i].buf, + buf->page_list[i].map); + kfree(buf->page_list); } } EXPORT_SYMBOL_GPL(mlx4_buf_free); diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c index 9c9e308..679dfdb 100644 --- a/drivers/net/mlx4/mr.c +++ b/drivers/net/mlx4/mr.c @@ -419,9 +419,9 @@ int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, for (i = 0; i < buf->npages; ++i) if (buf->nbufs == 1) - page_list[i] = buf->u.direct.map + (i << buf->page_shift); + page_list[i] = buf->direct.map + (i << buf->page_shift); else - page_list[i] = buf->u.page_list[i].map; + page_list[i] = buf->page_list[i].map; err = mlx4_write_mtt(dev, mtt, 0, buf->npages, page_list); |