linux-kernel - [PATCH v4 1/6] virt: coco: Add a coco/Makefile and coco/Kconfig

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Message-ID: <169570182376.596431.13665321099443794459.stgit@dwillia2-xfh.jf.intel.com>
Date:   Mon, 25 Sep 2023 21:17:03 -0700
From:   Dan Williams <dan.j.williams@...el.com>
To:     linux-coco@...ts.linux.dev
Cc:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>, peterz@...radead.org,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        dave.hansen@...ux.intel.com
Subject: [PATCH v4 1/6] virt: coco: Add a coco/Makefile and coco/Kconfig

In preparation for adding another coco build target, relieve
drivers/virt/Makefile of the responsibility to track new compilation
unit additions to drivers/virt/coco/, and do the same for
drivers/virt/Kconfig.

Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@...ux.intel.com>
Signed-off-by: Dan Williams <dan.j.williams@...el.com>
---
 drivers/virt/Kconfig       |    6 +-----
 drivers/virt/Makefile      |    4 +---
 drivers/virt/coco/Kconfig  |    9 +++++++++
 drivers/virt/coco/Makefile |    7 +++++++
 4 files changed, 18 insertions(+), 8 deletions(-)
 create mode 100644 drivers/virt/coco/Kconfig
 create mode 100644 drivers/virt/coco/Makefile

diff --git a/drivers/virt/Kconfig b/drivers/virt/Kconfig
index f79ab13a5c28..40129b6f0eca 100644
--- a/drivers/virt/Kconfig
+++ b/drivers/virt/Kconfig
@@ -48,10 +48,6 @@ source "drivers/virt/nitro_enclaves/Kconfig"
 
 source "drivers/virt/acrn/Kconfig"
 
-source "drivers/virt/coco/efi_secret/Kconfig"
-
-source "drivers/virt/coco/sev-guest/Kconfig"
-
-source "drivers/virt/coco/tdx-guest/Kconfig"
+source "drivers/virt/coco/Kconfig"
 
 endif
diff --git a/drivers/virt/Makefile b/drivers/virt/Makefile
index e9aa6fc96fab..f29901bd7820 100644
--- a/drivers/virt/Makefile
+++ b/drivers/virt/Makefile
@@ -9,6 +9,4 @@ obj-y				+= vboxguest/
 
 obj-$(CONFIG_NITRO_ENCLAVES)	+= nitro_enclaves/
 obj-$(CONFIG_ACRN_HSM)		+= acrn/
-obj-$(CONFIG_EFI_SECRET)	+= coco/efi_secret/
-obj-$(CONFIG_SEV_GUEST)		+= coco/sev-guest/
-obj-$(CONFIG_INTEL_TDX_GUEST)	+= coco/tdx-guest/
+obj-y				+= coco/
diff --git a/drivers/virt/coco/Kconfig b/drivers/virt/coco/Kconfig
new file mode 100644
index 000000000000..fc5c64f04c4a
--- /dev/null
+++ b/drivers/virt/coco/Kconfig
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Confidential computing related collateral
+#
+source "drivers/virt/coco/efi_secret/Kconfig"
+
+source "drivers/virt/coco/sev-guest/Kconfig"
+
+source "drivers/virt/coco/tdx-guest/Kconfig"
diff --git a/drivers/virt/coco/Makefile b/drivers/virt/coco/Makefile
new file mode 100644
index 000000000000..55302ef719ad
--- /dev/null
+++ b/drivers/virt/coco/Makefile
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Confidential computing related collateral
+#
+obj-$(CONFIG_EFI_SECRET)	+= efi_secret/
+obj-$(CONFIG_SEV_GUEST)		+= sev-guest/
+obj-$(CONFIG_INTEL_TDX_GUEST)	+= tdx-guest/