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authorGlenn Elliott <gelliott@cs.unc.edu>2012-03-04 19:47:13 -0500
committerGlenn Elliott <gelliott@cs.unc.edu>2012-03-04 19:47:13 -0500
commitc71c03bda1e86c9d5198c5d83f712e695c4f2a1e (patch)
treeecb166cb3e2b7e2adb3b5e292245fefd23381ac8 /drivers/net/mlx4/icm.c
parentea53c912f8a86a8567697115b6a0d8152beee5c8 (diff)
parent6a00f206debf8a5c8899055726ad127dbeeed098 (diff)
Merge branch 'mpi-master' into wip-k-fmlpwip-k-fmlp
Conflicts: litmus/sched_cedf.c
Diffstat (limited to 'drivers/net/mlx4/icm.c')
-rw-r--r--drivers/net/mlx4/icm.c28
1 files changed, 1 insertions, 27 deletions
diff --git a/drivers/net/mlx4/icm.c b/drivers/net/mlx4/icm.c
index b07e4dee80aa..02393fdf44c1 100644
--- a/drivers/net/mlx4/icm.c
+++ b/drivers/net/mlx4/icm.c
@@ -210,38 +210,12 @@ static int mlx4_MAP_ICM(struct mlx4_dev *dev, struct mlx4_icm *icm, u64 virt)
210 return mlx4_map_cmd(dev, MLX4_CMD_MAP_ICM, icm, virt); 210 return mlx4_map_cmd(dev, MLX4_CMD_MAP_ICM, icm, virt);
211} 211}
212 212
213int mlx4_UNMAP_ICM(struct mlx4_dev *dev, u64 virt, u32 page_count) 213static int mlx4_UNMAP_ICM(struct mlx4_dev *dev, u64 virt, u32 page_count)
214{ 214{
215 return mlx4_cmd(dev, virt, page_count, 0, MLX4_CMD_UNMAP_ICM, 215 return mlx4_cmd(dev, virt, page_count, 0, MLX4_CMD_UNMAP_ICM,
216 MLX4_CMD_TIME_CLASS_B); 216 MLX4_CMD_TIME_CLASS_B);
217} 217}
218 218
219int mlx4_MAP_ICM_page(struct mlx4_dev *dev, u64 dma_addr, u64 virt)
220{
221 struct mlx4_cmd_mailbox *mailbox;
222 __be64 *inbox;
223 int err;
224
225 mailbox = mlx4_alloc_cmd_mailbox(dev);
226 if (IS_ERR(mailbox))
227 return PTR_ERR(mailbox);
228 inbox = mailbox->buf;
229
230 inbox[0] = cpu_to_be64(virt);
231 inbox[1] = cpu_to_be64(dma_addr);
232
233 err = mlx4_cmd(dev, mailbox->dma, 1, 0, MLX4_CMD_MAP_ICM,
234 MLX4_CMD_TIME_CLASS_B);
235
236 mlx4_free_cmd_mailbox(dev, mailbox);
237
238 if (!err)
239 mlx4_dbg(dev, "Mapped page at %llx to %llx for ICM.\n",
240 (unsigned long long) dma_addr, (unsigned long long) virt);
241
242 return err;
243}
244
245int mlx4_MAP_ICM_AUX(struct mlx4_dev *dev, struct mlx4_icm *icm) 219int mlx4_MAP_ICM_AUX(struct mlx4_dev *dev, struct mlx4_icm *icm)
246{ 220{
247 return mlx4_map_cmd(dev, MLX4_CMD_MAP_ICM_AUX, icm, -1); 221 return mlx4_map_cmd(dev, MLX4_CMD_MAP_ICM_AUX, icm, -1);