diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/icm.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/icm.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c index daf417923661..31d02649be41 100644 --- a/drivers/net/ethernet/mellanox/mlx4/icm.c +++ b/drivers/net/ethernet/mellanox/mlx4/icm.c @@ -227,9 +227,10 @@ int mlx4_UNMAP_ICM_AUX(struct mlx4_dev *dev) MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); } -int mlx4_table_get(struct mlx4_dev *dev, struct mlx4_icm_table *table, int obj) +int mlx4_table_get(struct mlx4_dev *dev, struct mlx4_icm_table *table, u32 obj) { - int i = (obj & (table->num_obj - 1)) / (MLX4_TABLE_CHUNK_SIZE / table->obj_size); + u32 i = (obj & (table->num_obj - 1)) / + (MLX4_TABLE_CHUNK_SIZE / table->obj_size); int ret = 0; mutex_lock(&table->mutex); @@ -262,16 +263,18 @@ out: return ret; } -void mlx4_table_put(struct mlx4_dev *dev, struct mlx4_icm_table *table, int obj) +void mlx4_table_put(struct mlx4_dev *dev, struct mlx4_icm_table *table, u32 obj) { - int i; + u32 i; + u64 offset; i = (obj & (table->num_obj - 1)) / (MLX4_TABLE_CHUNK_SIZE / table->obj_size); mutex_lock(&table->mutex); if (--table->icm[i]->refcount == 0) { - mlx4_UNMAP_ICM(dev, table->virt + i * MLX4_TABLE_CHUNK_SIZE, + offset = (u64) i * MLX4_TABLE_CHUNK_SIZE; + mlx4_UNMAP_ICM(dev, table->virt + offset, MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE); mlx4_free_icm(dev, table->icm[i], table->coherent); table->icm[i] = NULL; @@ -280,9 +283,11 @@ void mlx4_table_put(struct mlx4_dev *dev, struct mlx4_icm_table *table, int obj) mutex_unlock(&table->mutex); } -void *mlx4_table_find(struct mlx4_icm_table *table, int obj, dma_addr_t *dma_handle) +void *mlx4_table_find(struct mlx4_icm_table *table, u32 obj, + dma_addr_t *dma_handle) { - int idx, offset, dma_offset, i; + int offset, dma_offset, i; + u64 idx; struct mlx4_icm_chunk *chunk; struct mlx4_icm *icm; struct page *page = NULL; @@ -292,7 +297,7 @@ void *mlx4_table_find(struct mlx4_icm_table *table, int obj, dma_addr_t *dma_han mutex_lock(&table->mutex); - idx = (obj & (table->num_obj - 1)) * table->obj_size; + idx = (u64) (obj & (table->num_obj - 1)) * table->obj_size; icm = table->icm[idx / MLX4_TABLE_CHUNK_SIZE]; dma_offset = offset = idx % MLX4_TABLE_CHUNK_SIZE; @@ -326,10 +331,11 @@ out: } int mlx4_table_get_range(struct mlx4_dev *dev, struct mlx4_icm_table *table, - int start, int end) + u32 start, u32 end) { int inc = MLX4_TABLE_CHUNK_SIZE / table->obj_size; - int i, err; + int err; + u32 i; for (i = start; i <= end; i += inc) { err = mlx4_table_get(dev, table, i); @@ -349,9 +355,9 @@ fail: } void mlx4_table_put_range(struct mlx4_dev *dev, struct mlx4_icm_table *table, - int start, int end) + u32 start, u32 end) { - int i; + u32 i; for (i = start; i <= end; i += MLX4_TABLE_CHUNK_SIZE / table->obj_size) mlx4_table_put(dev, table, i); |