vulkan: add a comment explaining upstream version policy

(From OE-Core rev: 7484c71ca3a932bcb4c3679e25b0233c06be4404)

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 8 insertions, 0 deletions

diff --git a/meta/recipes-graphics/spir/spirv-headers_1.3.243.0.bb b/meta/recipes-graphics/spir/spirv-headers_1.3.243.0.bb
index 4c39b0c351..8e4402a94e 100644
--- a/meta/recipes-graphics/spir/spirv-headers_1.3.243.0.bb
+++ b/meta/recipes-graphics/spir/spirv-headers_1.3.243.0.bb
@@ -10,6 +10,10 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=c938b85bceb8fb26c1a807f28a52ae2d"
 SRCREV = "1feaf4414eb2b353764d01d88f8aa4bcc67b60db"
 SRC_URI = "git://github.com/KhronosGroup/SPIRV-Headers;protocol=https;branch=main"
 PE = "1"
+# These recipes need to be updated in lockstep with each other:
+# glslang, vulkan-headers, vulkan-loader, vulkan-tools, spirv-headers, spirv-tools
+# The tags versions should always be sdk-x.y.z, as this is what
+# upstream considers a release.
 UPSTREAM_CHECK_GITTAGREGEX = "sdk-(?P<pver>\d+(\.\d+)+)"
 S = "${WORKDIR}/git"
 
diff --git a/meta/recipes-graphics/spir/spirv-tools_1.3.243.0.bb b/meta/recipes-graphics/spir/spirv-tools_1.3.243.0.bb
index 290c53e8e4..44ffc72b08 100644
--- a/meta/recipes-graphics/spir/spirv-tools_1.3.243.0.bb
+++ b/meta/recipes-graphics/spir/spirv-tools_1.3.243.0.bb
@@ -10,6 +10,10 @@ LIC_FILES_CHKSUM = "file://LICENSE;md5=3b83ef96387f14655fc854ddc3c6bd57"
 SRCREV = "44d72a9b36702f093dd20815561a56778b2d181e"
 SRC_URI = "git://github.com/KhronosGroup/SPIRV-Tools.git;branch=main;protocol=https"
 PE = "1"
+# These recipes need to be updated in lockstep with each other:
+# glslang, vulkan-headers, vulkan-loader, vulkan-tools, spirv-headers, spirv-tools
+# The tags versions should always be sdk-x.y.z, as this is what
+# upstream considers a release.
 UPSTREAM_CHECK_GITTAGREGEX = "sdk-(?P<pver>\d+(\.\d+)+)"
 S = "${WORKDIR}/git"