RISC-V: hook new crypto subdir into build-system

Create a crypto subdirectory for added accelerated cryptography routines
and hook it into the riscv Kbuild and the main crypto Kconfig.

Signed-off-by: Heiko Stuebner <heiko.stuebner@vrull.eu>
Reviewed-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Jerry Shih <jerry.shih@sifive.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Link: https://lore.kernel.org/r/20240122002024.27477-4-ebiggers@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

diff --git a/arch/riscv/Kbuild b/arch/riscv/Kbuild
index d25ad1c19f881d0ed299a191908af885b1baa91b..2c585f7a0b6ef325e0954d88e64a3c2310af3740 100644 (file)
--- a/arch/riscv/Kbuild
+++ b/arch/riscv/Kbuild
@@ -2,6 +2,7 @@
 
 obj-y += kernel/ mm/ net/
 obj-$(CONFIG_BUILTIN_DTB) += boot/dts/
+obj-$(CONFIG_CRYPTO) += crypto/
 obj-y += errata/
 obj-$(CONFIG_KVM) += kvm/
 

diff --git a/arch/riscv/crypto/Kconfig b/arch/riscv/crypto/Kconfig
new file mode 100644 (file)
index 0000000..10d60ed
--- /dev/null
+++ b/arch/riscv/crypto/Kconfig
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
+menu "Accelerated Cryptographic Algorithms for CPU (riscv)"
+
+endmenu

diff --git a/arch/riscv/crypto/Makefile b/arch/riscv/crypto/Makefile
new file mode 100644 (file)
index 0000000..a4e40e5
--- /dev/null
+++ b/arch/riscv/crypto/Makefile
@@ -0,0 +1 @@
+# SPDX-License-Identifier: GPL-2.0-only

diff --git a/crypto/Kconfig b/crypto/Kconfig
index 7d156c75f15f2d3465d9041500bdbdb3dcb3d1ee..00e4aa16bf2bf7490cf7ab854c3ccf90d06450c3 100644 (file)
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -1496,6 +1496,9 @@ endif
 if PPC
 source "arch/powerpc/crypto/Kconfig"
 endif
+if RISCV
+source "arch/riscv/crypto/Kconfig"
+endif
 if S390
 source "arch/s390/crypto/Kconfig"
 endif