diff --git a/tools/testing/selftests/powerpc/alignment/Makefile b/tools/testing/selftests/powerpc/alignment/Makefile
index 93baacab7693c48576e4872c8d31287931b73091..d056486f49de5eacad70b4813287094e5e597927 100644
--- a/tools/testing/selftests/powerpc/alignment/Makefile
+++ b/tools/testing/selftests/powerpc/alignment/Makefile
@@ -1,5 +1,6 @@
 TEST_GEN_PROGS := copy_first_unaligned alignment_handler
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c ../utils.c
diff --git a/tools/testing/selftests/powerpc/benchmarks/Makefile b/tools/testing/selftests/powerpc/benchmarks/Makefile
index b4d7432a0ecd1b4af5fa5fe2071276172a684dc5..d40300a65b42f79ba4c48705d909906ed9115dd0 100644
--- a/tools/testing/selftests/powerpc/benchmarks/Makefile
+++ b/tools/testing/selftests/powerpc/benchmarks/Makefile
@@ -4,6 +4,7 @@ TEST_GEN_FILES := exec_target
 
 CFLAGS += -O2
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c
diff --git a/tools/testing/selftests/powerpc/cache_shape/Makefile b/tools/testing/selftests/powerpc/cache_shape/Makefile
index 1be547434a49c3feb8f7e40c03d4b5260a3b30d4..ede4d3dae7505ef31f822bac9b613aef464f6125 100644
--- a/tools/testing/selftests/powerpc/cache_shape/Makefile
+++ b/tools/testing/selftests/powerpc/cache_shape/Makefile
@@ -5,6 +5,7 @@ all: $(TEST_PROGS)
 
 $(TEST_PROGS): ../harness.c ../utils.c
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 clean:
diff --git a/tools/testing/selftests/powerpc/copyloops/Makefile b/tools/testing/selftests/powerpc/copyloops/Makefile
index 1cf89a34d97ca35299bf62b588b07d61ecbbb8a8..44574f3818b3d71d51a2021412ca70420b4543e2 100644
--- a/tools/testing/selftests/powerpc/copyloops/Makefile
+++ b/tools/testing/selftests/powerpc/copyloops/Makefile
@@ -17,6 +17,7 @@ TEST_GEN_PROGS := copyuser_64_t0 copyuser_64_t1 copyuser_64_t2 \
 
 EXTRA_SOURCES := validate.c ../harness.c stubs.S
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(OUTPUT)/copyuser_64_t%:	copyuser_64.S $(EXTRA_SOURCES)
diff --git a/tools/testing/selftests/powerpc/dscr/Makefile b/tools/testing/selftests/powerpc/dscr/Makefile
index 55d7db7a616bcd7661fceeb470ecb6f153cd9eac..5df476364b4d46dd1563889bbd86864622c29ffd 100644
--- a/tools/testing/selftests/powerpc/dscr/Makefile
+++ b/tools/testing/selftests/powerpc/dscr/Makefile
@@ -3,6 +3,7 @@ TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test	\
 	      dscr_inherit_test dscr_inherit_exec_test dscr_sysfs_test	\
 	      dscr_sysfs_thread_test
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(OUTPUT)/dscr_default_test: LDLIBS += -lpthread
diff --git a/tools/testing/selftests/powerpc/math/Makefile b/tools/testing/selftests/powerpc/math/Makefile
index 0dd3a01fdab92bc887ddc70cda06fd20c89c5154..11a10d7a2bbd9f1c93ccbf309ac5d0dc9d688f2b 100644
--- a/tools/testing/selftests/powerpc/math/Makefile
+++ b/tools/testing/selftests/powerpc/math/Makefile
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 TEST_GEN_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal vsx_preempt
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c
diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile
index 8ebbe96d80a8452575fb234b6eba23a19e2c3a4e..33ced6e0ad25e07047e19699c90303ed97d157fa 100644
--- a/tools/testing/selftests/powerpc/mm/Makefile
+++ b/tools/testing/selftests/powerpc/mm/Makefile
@@ -5,6 +5,7 @@ noarg:
 TEST_GEN_PROGS := hugetlb_vs_thp_test subpage_prot prot_sao segv_errors
 TEST_GEN_FILES := tempfile
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c
diff --git a/tools/testing/selftests/powerpc/pmu/Makefile b/tools/testing/selftests/powerpc/pmu/Makefile
index 6e1629bf5b09dbfb850acdb0f0c60aafdc6e3ea6..19046db995fee387a77f9fd2f2d130078c37cb71 100644
--- a/tools/testing/selftests/powerpc/pmu/Makefile
+++ b/tools/testing/selftests/powerpc/pmu/Makefile
@@ -5,6 +5,7 @@ noarg:
 TEST_GEN_PROGS := count_instructions l3_bank_test per_event_excludes
 EXTRA_SOURCES := ../harness.c event.c lib.c ../utils.c
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 all: $(TEST_GEN_PROGS) ebb
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/Makefile b/tools/testing/selftests/powerpc/pmu/ebb/Makefile
index c4e64bc2e2650a2e02fac4a6f891e973a126eced..bd5dfa509272a75b97b1dbf8ac2be00c0a1ab1cc 100644
--- a/tools/testing/selftests/powerpc/pmu/ebb/Makefile
+++ b/tools/testing/selftests/powerpc/pmu/ebb/Makefile
@@ -17,6 +17,7 @@ TEST_GEN_PROGS := reg_access_test event_attributes_test cycles_test	\
 	 lost_exception_test no_handler_test			\
 	 cycles_with_mmcr2_test
 
+top_srcdir = ../../../../../..
 include ../../../lib.mk
 
 $(TEST_GEN_PROGS): ../../harness.c ../../utils.c ../event.c ../lib.c \
diff --git a/tools/testing/selftests/powerpc/primitives/Makefile b/tools/testing/selftests/powerpc/primitives/Makefile
index 175366db7be8bc1261194ac80d009cd33e0c9c59..ea2b7bd09e369c4fb679d1baeab71e80712af186 100644
--- a/tools/testing/selftests/powerpc/primitives/Makefile
+++ b/tools/testing/selftests/powerpc/primitives/Makefile
@@ -2,6 +2,7 @@ CFLAGS += -I$(CURDIR)
 
 TEST_GEN_PROGS := load_unaligned_zeropad
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c
diff --git a/tools/testing/selftests/powerpc/ptrace/Makefile b/tools/testing/selftests/powerpc/ptrace/Makefile
index 28f5b781a553f4899e004e5d1450ab4b92de3407..923d531265f8c22d3adf2442e0a48fc7c1fffb5d 100644
--- a/tools/testing/selftests/powerpc/ptrace/Makefile
+++ b/tools/testing/selftests/powerpc/ptrace/Makefile
@@ -4,6 +4,7 @@ TEST_PROGS := ptrace-gpr ptrace-tm-gpr ptrace-tm-spd-gpr \
               ptrace-tm-spd-vsx ptrace-tm-spr ptrace-hwbreak ptrace-pkey core-pkey \
               perf-hwbreak
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 all: $(TEST_PROGS)
diff --git a/tools/testing/selftests/powerpc/signal/Makefile b/tools/testing/selftests/powerpc/signal/Makefile
index a7cbd5082e27175822bb2d351b7ebdbf9c0e345d..1fca25c6ace067ffb7a913508b4e13059cb04770 100644
--- a/tools/testing/selftests/powerpc/signal/Makefile
+++ b/tools/testing/selftests/powerpc/signal/Makefile
@@ -8,6 +8,7 @@ $(TEST_PROGS): ../harness.c ../utils.c signal.S
 CFLAGS += -maltivec
 signal_tm: CFLAGS += -mhtm
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 clean:
diff --git a/tools/testing/selftests/powerpc/stringloops/Makefile b/tools/testing/selftests/powerpc/stringloops/Makefile
index 10b35c87a4f4e316315c977b09e2b3bc6ef2b73c..7fc0623d85c314636be8cd3d393fb6c35c643edb 100644
--- a/tools/testing/selftests/powerpc/stringloops/Makefile
+++ b/tools/testing/selftests/powerpc/stringloops/Makefile
@@ -29,6 +29,7 @@ endif
 
 ASFLAGS = $(CFLAGS)
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): $(EXTRA_SOURCES)
diff --git a/tools/testing/selftests/powerpc/switch_endian/Makefile b/tools/testing/selftests/powerpc/switch_endian/Makefile
index 30b8ff8fb82e7a161759bf68363e69dcbcde2304..fcd2dcb8972babf90209b699307bd086f08c5f90 100644
--- a/tools/testing/selftests/powerpc/switch_endian/Makefile
+++ b/tools/testing/selftests/powerpc/switch_endian/Makefile
@@ -5,6 +5,7 @@ ASFLAGS += -O2 -Wall -g -nostdlib -m64
 
 EXTRA_CLEAN = $(OUTPUT)/*.o $(OUTPUT)/check-reversed.S
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(OUTPUT)/switch_endian_test: $(OUTPUT)/check-reversed.S
diff --git a/tools/testing/selftests/powerpc/syscalls/Makefile b/tools/testing/selftests/powerpc/syscalls/Makefile
index da22ca7c38c185a5bb4df90a81fa71a9fbccc6c1..161b8846336fdb324f97833ce821babd9c139eae 100644
--- a/tools/testing/selftests/powerpc/syscalls/Makefile
+++ b/tools/testing/selftests/powerpc/syscalls/Makefile
@@ -2,6 +2,7 @@ TEST_GEN_PROGS := ipc_unmuxed
 
 CFLAGS += -I../../../../../usr/include
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c
diff --git a/tools/testing/selftests/powerpc/tm/Makefile b/tools/testing/selftests/powerpc/tm/Makefile
index c0e45d2dde25d115b73ae2e14002a8b24167abbc..9fc2cf6fbc92c9214f9978dec423c23147ca359b 100644
--- a/tools/testing/selftests/powerpc/tm/Makefile
+++ b/tools/testing/selftests/powerpc/tm/Makefile
@@ -6,6 +6,7 @@ TEST_GEN_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack
 	tm-vmxcopy tm-fork tm-tar tm-tmspr tm-vmx-unavail tm-unavailable tm-trap \
 	$(SIGNAL_CONTEXT_CHK_TESTS) tm-sigreturn
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c ../utils.c
diff --git a/tools/testing/selftests/powerpc/vphn/Makefile b/tools/testing/selftests/powerpc/vphn/Makefile
index f8ced26748f84408d902cc4ce58012874c545a58..fb82068c9fda297e1c505c440d7cbe112119b581 100644
--- a/tools/testing/selftests/powerpc/vphn/Makefile
+++ b/tools/testing/selftests/powerpc/vphn/Makefile
@@ -2,6 +2,7 @@ TEST_GEN_PROGS := test-vphn
 
 CFLAGS += -m64
 
+top_srcdir = ../../../../..
 include ../../lib.mk
 
 $(TEST_GEN_PROGS): ../harness.c