NAME
i2o_dma_alloc - Allocate DMA memory
SYNOPSIS
int i2o_dma_alloc(struct device * dev, struct i2o_dma * addr, size_t len, gfp_t gfp_mask);
ARGUMENTS
dev
struct device pointer to the PCI device of the I2O controller
addr
i2o_dma struct which should get the DMA buffer
len
length of the new DMA memory
gfp_mask
GFP mask
DESCRIPTION
Allocate a coherent DMA memory and write the pointers into addr.
Returns 0 on success or -ENOMEM on failure.