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authorPaolo Bonzini <pbonzini@redhat.com>2025-05-26 16:12:13 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2025-05-26 16:12:13 -0400
commit85502b2214d50ba0ddf2a5fb454e4d28a160d175 (patch)
tree0fdee4062c437b2f36ea8a62457d753a56bf60de /rust/helpers/dma.c
parent2bb0e398852fa3f3ac9e1a6a6f756c09fe4997f6 (diff)
parenta867688c8cbb1b83667a6665362d89e8c762e820 (diff)
Merge tag 'loongarch-kvm-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.16 1. Don't flush tlb if HW PTW supported. 2. Add LoongArch KVM selftests support.
Diffstat (limited to 'rust/helpers/dma.c')
-rw-r--r--rust/helpers/dma.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/rust/helpers/dma.c b/rust/helpers/dma.c
new file mode 100644
index 000000000000..df8b8a77355a
--- /dev/null
+++ b/rust/helpers/dma.c
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/dma-mapping.h>
+
+void *rust_helper_dma_alloc_attrs(struct device *dev, size_t size,
+ dma_addr_t *dma_handle, gfp_t flag,
+ unsigned long attrs)
+{
+ return dma_alloc_attrs(dev, size, dma_handle, flag, attrs);
+}
+
+void rust_helper_dma_free_attrs(struct device *dev, size_t size, void *cpu_addr,
+ dma_addr_t dma_handle, unsigned long attrs)
+{
+ dma_free_attrs(dev, size, cpu_addr, dma_handle, attrs);
+}