arm64/hbc: Document HWCAP2_HBC

When we added support for FEAT_HBC we added a new hwcap but did not
document that we had done so, add the documentation.

Signed-off-by: Mark Brown <[email protected]>
Reviewed-by: Joey Gouly <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Will Deacon <[email protected]>

diff --git a/Documentation/arch/arm64/elf_hwcaps.rst b/Documentation/arch/arm64/elf_hwcaps.rst
index 8c8addb4194c93446936e60af3b9e7c744e75575..76ff9d7398fda74afd576f6f6734688cb111eb20 100644 (file)
--- a/Documentation/arch/arm64/elf_hwcaps.rst
+++ b/Documentation/arch/arm64/elf_hwcaps.rst
@@ -305,6 +305,9 @@ HWCAP2_SMEF16F16
 HWCAP2_MOPS
     Functionality implied by ID_AA64ISAR2_EL1.MOPS == 0b0001.
 
+HWCAP2_HBC
+    Functionality implied by ID_AA64ISAR2_EL1.BC == 0b0001.
+
 4. Unused AT_HWCAP bits
 -----------------------