/* * Copyright (C) 2013-2014 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #ifndef _UAPI_PXP_DEVICE #define _UAPI_PXP_DEVICE #include struct pxp_chan_handle { unsigned int handle; int hist_status; }; struct pxp_mem_desc { unsigned int handle; unsigned int size; dma_addr_t phys_addr; unsigned int virt_uaddr; /* virtual user space address */ unsigned int mtype; }; struct pxp_mem_flush { unsigned int handle; unsigned int type; }; #define PXP_IOC_MAGIC 'P' #define PXP_IOC_GET_CHAN _IOR(PXP_IOC_MAGIC, 0, struct pxp_mem_desc) #define PXP_IOC_PUT_CHAN _IOW(PXP_IOC_MAGIC, 1, struct pxp_mem_desc) #define PXP_IOC_CONFIG_CHAN _IOW(PXP_IOC_MAGIC, 2, struct pxp_mem_desc) #define PXP_IOC_START_CHAN _IOW(PXP_IOC_MAGIC, 3, struct pxp_mem_desc) #define PXP_IOC_GET_PHYMEM _IOWR(PXP_IOC_MAGIC, 4, struct pxp_mem_desc) #define PXP_IOC_PUT_PHYMEM _IOW(PXP_IOC_MAGIC, 5, struct pxp_mem_desc) #define PXP_IOC_WAIT4CMPLT _IOWR(PXP_IOC_MAGIC, 6, struct pxp_mem_desc) #define PXP_IOC_FLUSH_PHYMEM _IOR(PXP_IOC_MAGIC, 7, struct pxp_mem_flush) /* Memory types supported*/ #define MEMORY_TYPE_UNCACHED 0x0 #define MEMORY_TYPE_WC 0x1 #define MEMORY_TYPE_CACHED 0x2 /* Cache flush operations */ #define CACHE_CLEAN 0x1 #define CACHE_INVALIDATE 0x2 #define CACHE_FLUSH 0x4 #endif