From 128cded862f766b92d3f066eac40d51c034f2c1e Mon Sep 17 00:00:00 2001
From: Serin Yeh <serin.yeh@intel.com>
Date: Fri, 13 Mar 2026 15:46:11 +0800
Subject: [PATCH] Add conditions for IPU7 to build necessary modules

Signed-off-by: Serin Yeh <serin.yeh@intel.com>
---
 Makefile | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 66a46ee..db7ae5b 100644
--- a/Makefile
+++ b/Makefile
@@ -4,13 +4,35 @@
 KERNELRELEASE ?= $(shell uname -r)
 KERNEL_SRC ?= /lib/modules/$(KERNELRELEASE)/build
 MODSRC := $(shell pwd)
+KERNEL_VERSION := $(shell echo $(KERNELRELEASE) | sed 's/[^0-9.]*\([0-9.]*\).*/\1/')
+
+version_lt = $(shell \
+    v1=$(1); \
+    v2=$(2); \
+    IFS='.'; \
+    set -- $$v1; i=$${1:-0}; j=$${2:-0}; k=$${3:-0}; \
+    set -- $$v2; a=$${1:-0}; b=$${2:-0}; c=$${3:-0}; \
+    if [ "$$i" -lt "$$a" ]; then \
+        echo "true"; \
+    elif [ "$$i" -eq "$$a" ] && [ "$$j" -lt "$$b" ]; then \
+        echo "true"; \
+    elif [ "$$i" -eq "$$a" ] && [ "$$j" -eq "$$b" ] && [ "$$k" -lt "$$c" ]; then \
+        echo "true"; \
+    else \
+        echo "false"; \
+    fi)
+
+KV_IPU7_ISYS := 6.17.0
 
 export EXTERNAL_BUILD = 1
 export CONFIG_VIDEO_INTEL_IPU7 = m
 export CONFIG_IPU_BRIDGE = y
 
-# Default: only build IPU7 drivers (no ACPI)
+ifeq ($(call version_lt,$(KERNEL_VERSION),$(KV_IPU7_ISYS)),true)
 obj-y += drivers/media/pci/intel/ipu7/
+else
+obj-y += drivers/media/pci/intel/ipu7/psys/
+endif
 
 # For ACPI build: add platform drivers
 ifdef BUILD_INTEL_IPU_ACPI