Merge tag 'kvmarm-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm...

[platform/kernel/linux-starfive.git] / include / linux / arm_ffa.h

diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h
index 583fe3b..cc060da 100644 (file)
--- a/include/linux/arm_ffa.h
+++ b/include/linux/arm_ffa.h
@@ -94,6 +94,14 @@
  */
 #define FFA_PAGE_SIZE          SZ_4K
 
+/*
+ * Minimum buffer size/alignment encodings returned by an FFA_FEATURES
+ * query for FFA_RXTX_MAP.
+ */
+#define FFA_FEAT_RXTX_MIN_SZ_4K                0
+#define FFA_FEAT_RXTX_MIN_SZ_64K       1
+#define FFA_FEAT_RXTX_MIN_SZ_16K       2
+
 /* FFA Bus/Device/Driver related */
 struct ffa_device {
        u32 id;