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-rw-r--r--arch/arm/mach-tegra/include/mach/iovmm.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/include/mach/iovmm.h b/arch/arm/mach-tegra/include/mach/iovmm.h
index 8f111605e065..e30d3dcf2859 100644
--- a/arch/arm/mach-tegra/include/mach/iovmm.h
+++ b/arch/arm/mach-tegra/include/mach/iovmm.h
@@ -166,6 +166,9 @@ void tegra_iovmm_unzap_vm(struct tegra_iovmm_area *vm);
/* called by clients to return an iovmm_area to the free pool for the domain */
void tegra_iovmm_free_vm(struct tegra_iovmm_area *vm);
+/* returns size of largest free iovm block */
+size_t tegra_iovmm_get_max_free(struct tegra_iovmm_client *client);
+
/* called by client software to map the page-aligned I/O address vaddr to
* a specific physical address pfn. I/O VMA should have been created with
* a NULL tegra_iovmm_area_ops structure. */