diff options
Diffstat (limited to 'include/linux/iram_alloc.h')
| -rw-r--r-- | include/linux/iram_alloc.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/iram_alloc.h b/include/linux/iram_alloc.h new file mode 100644 index 00000000..d5d4c41a --- /dev/null +++ b/include/linux/iram_alloc.h @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifdef CONFIG_IRAM_ALLOC +int __init iram_init(unsigned long base, unsigned long size); +void *iram_alloc(unsigned int size, unsigned long *dma_addr); +void iram_free(unsigned long dma_addr, unsigned int size); +#else +static inline int __init iram_init(unsigned long base, unsigned long size) +{ + return -ENOMEM; +} +static inline void *iram_alloc(unsigned int size, unsigned long *dma_addr) +{ + return NULL; +} +static inline void iram_free(unsigned long base, unsigned long size) {} +#endif + |