ACPR/android_system_core
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Add explicit sync call to ion library

Browse source 
Bug: 6854979
Change-Id: I535d55af897eeb4ed707b5da54f3fbf36afa452c
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
This commit is contained in:
Rebecca Schultz Zavin 2012-09-20 09:46:19 -07:00
parent 1683413f41
commit 3cfcc30005
2 changed files with 9 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
include/ion/ion.h
View file

@ -31,6 +31,7 @@ int ion_alloc(int fd, size_t len, size_t align, unsigned int heap_mask,
unsigned int flags, struct ion_handle **handle);
int ion_alloc_fd(int fd, size_t len, size_t align, unsigned int heap_mask,
unsigned int flags, int *handle_fd);
int ion_sync_fd(int fd, int handle_fd);
int ion_free(int fd, struct ion_handle *handle);
int ion_map(int fd, struct ion_handle *handle, size_t length, int prot,
int flags, off_t offset, unsigned char **ptr, int *map_fd);

8
libion/ion.c
View file

@ -146,3 +146,11 @@ int ion_import(int fd, int share_fd, struct ion_handle **handle)
*handle = data.handle;
return ret;
}
int ion_sync_fd(int fd, int handle_fd)
{
struct ion_fd_data data = {
.fd = handle_fd,
};
return ion_ioctl(fd, ION_IOC_SYNC, &data);
}