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Diffstat (limited to 'inc/fastrpc_apps_user.h')
-rw-r--r-- | inc/fastrpc_apps_user.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/inc/fastrpc_apps_user.h b/inc/fastrpc_apps_user.h new file mode 100644 index 0000000..46c5614 --- /dev/null +++ b/inc/fastrpc_apps_user.h @@ -0,0 +1,65 @@ +/** + * Copyright (c) 2019, The Linux Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of The Linux Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef FASTRPC_ANDROID_USER_H +#define FASTRPC_ANDROID_USER_H + +#include <assert.h> +#include <fcntl.h> +#include <asm/ioctl.h> +#include <errno.h> + +/* + * API to check if kernel supports remote memory allocation + * Returns 0 if NOT supported + * + */ +int is_kernel_alloc_supported(int dev, int domain); + +/* + * API to allocate ION memory for internal purposes + * Returns NULL if allocation fails + * + */ +void* rpcmem_alloc_internal(int heapid, uint32 flags, int size); + +/* + * API to free internally allocated ION memory + * + */ +void rpcmem_free_internal(void* po); + +/* + * API to get fd of internally allocated ION buffer + * Returns valid fd on success and -1 on failure + * + */ +int rpcmem_to_fd_internal(void *po); + +#endif //FASTRPC_ANDROID_USER_H |