gpu: nvgpu: implement mapping for sparse allocation

[sojka/nv-tegra/linux-3.10.git] / include / linux / nvhost_as_ioctl.h

diff --git a/include/linux/nvhost_as_ioctl.h b/include/linux/nvhost_as_ioctl.h
index cb6e8fd3813c25319728f72029ed4e6e87ee7172..56488c52976f5cbc6479060c54c2b0d34dadf354 100644 (file)
--- a/include/linux/nvhost_as_ioctl.h
+++ b/include/linux/nvhost_as_ioctl.h
@@ -146,9 +146,10 @@ struct nvhost_as_map_buffer_ex_args {
        __u32 dmabuf_fd;        /* in */
        __u32 page_size;        /* inout, 0:= best fit to buffer */
 
-       __u32 padding[4];       /* reserved for future usage */
+       __u64 buffer_offset;    /* in, offset of mapped buffer region */
+       __u64 mapping_size;     /* in, size of mapped buffer region */
 
-       __u64 offset;           /* in/out, we use this address if flag
+       __u64 as_offset;        /* in/out, we use this address if flag
                                 * FIXED_OFFSET is set. This will fail
                                 * if space is not properly allocated. The
                                 * actual virtual address to which we mapped