kselftest/arm64: Enumerate SME2 in the signal test utility code

Support test cases for SME2 by adding it to the set of features that we
enumerate so test cases can check for it.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20221208-arm64-sme2-v4-16-f2fa0aef982f@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/tools/testing/selftests/arm64/signal/test_signals.h b/tools/testing/selftests/arm64/signal/test_signals.h
index 0c645834ddc302fd461c2e3e72f0e9c5d936bb6c..1e6273d815759d9c10978ae9af6c9285068b6bde 100644 (file)
--- a/tools/testing/selftests/arm64/signal/test_signals.h
+++ b/tools/testing/selftests/arm64/signal/test_signals.h
@@ -34,6 +34,7 @@ enum {
        FSVE_BIT,
        FSME_BIT,
        FSME_FA64_BIT,
+       FSME2_BIT,
        FMAX_END
 };
 
@@ -41,6 +42,7 @@ enum {
 #define FEAT_SVE               (1UL << FSVE_BIT)
 #define FEAT_SME               (1UL << FSME_BIT)
 #define FEAT_SME_FA64          (1UL << FSME_FA64_BIT)
+#define FEAT_SME2              (1UL << FSME2_BIT)
 
 /*
  * A descriptor used to describe and configure a test case.

diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.c b/tools/testing/selftests/arm64/signal/test_signals_utils.c
index 308e229e58abb00b469ad867c757228c87ce819f..07f518f0e58d347e72599cbc611c27bab6eb3475 100644 (file)
--- a/tools/testing/selftests/arm64/signal/test_signals_utils.c
+++ b/tools/testing/selftests/arm64/signal/test_signals_utils.c
@@ -29,6 +29,7 @@ static char const *const feats_names[FMAX_END] = {
        " SVE ",
        " SME ",
        " FA64 ",
+       " SME2 ",
 };
 
 #define MAX_FEATS_SZ   128
@@ -323,6 +324,8 @@ int test_init(struct tdescr *td)
                        td->feats_supported |= FEAT_SME;
                if (getauxval(AT_HWCAP2) & HWCAP2_SME_FA64)
                        td->feats_supported |= FEAT_SME_FA64;
+               if (getauxval(AT_HWCAP2) & HWCAP2_SME2)
+                       td->feats_supported |= FEAT_SME2;
                if (feats_ok(td)) {
                        if (td->feats_required & td->feats_supported)
                                fprintf(stderr,