| /* |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 2000 Ani Joshi <ajoshi@unixbox.com> |
| * Copyright (C) 2000, 2001 Ralf Baechle <ralf@gnu.org> |
| * Copyright (C) 2005 Ilya A. Volynets-Evenbakh <ilya@total-knowledge.com> |
| * swiped from i386, and cloned for MIPS by Geert, polished by Ralf. |
| * IP32 changes by Ilya. |
| * Cavium Networks: Create new dma setup for Cavium Networks Octeon based on |
| * the kernels original. |
| */ |
| #include <linux/types.h> |
| #include <linux/mm.h> |
| |
| #include <dma-coherence.h> |
| |
| dma_addr_t octeon_map_dma_mem(struct device *dev, void *ptr, size_t size) |
| { |
| /* Without PCI/PCIe this function can be called for Octeon internal |
| devices such as USB. These devices all support 64bit addressing */ |
| mb(); |
| return virt_to_phys(ptr); |
| } |
| |
| void octeon_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr) |
| { |
| /* Without PCI/PCIe this function can be called for Octeon internal |
| * devices such as USB. These devices all support 64bit addressing */ |
| return; |
| } |