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path: root/drivers/infiniband/hw/mthca/mthca_memfree.h
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Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_memfree.h')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_memfree.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.h b/drivers/infiniband/hw/mthca/mthca_memfree.h
index 36f1141a08aa..6d42947e1dc4 100644
--- a/drivers/infiniband/hw/mthca/mthca_memfree.h
+++ b/drivers/infiniband/hw/mthca/mthca_memfree.h
@@ -45,6 +45,12 @@
((256 - sizeof (struct list_head) - 2 * sizeof (int)) / \
(sizeof (struct scatterlist)))
+enum {
+ MTHCA_ICM_PAGE_SHIFT = 12,
+ MTHCA_ICM_PAGE_SIZE = 1 << MTHCA_ICM_PAGE_SHIFT,
+ MTHCA_DB_REC_PER_PAGE = MTHCA_ICM_PAGE_SIZE / 8
+};
+
struct mthca_icm_chunk {
struct list_head list;
int npages;
@@ -131,10 +137,6 @@ static inline unsigned long mthca_icm_size(struct mthca_icm_iter *iter)
return sg_dma_len(&iter->chunk->mem[iter->page_idx]);
}
-enum {
- MTHCA_DB_REC_PER_PAGE = 4096 / 8
-};
-
struct mthca_db_page {
DECLARE_BITMAP(used, MTHCA_DB_REC_PER_PAGE);
__be64 *db_rec;