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authorTakashi Iwai <tiwai@suse.de>2025-12-01 16:25:31 +0100
committerTakashi Iwai <tiwai@suse.de>2025-12-01 16:25:31 +0100
commit72987d2ddc7e4d883d23be87eb858a003b81e2e0 (patch)
tree9d7120886e71d3ec864f8967e3f25c7bcae6bcd9 /tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c
parentb72a6ddf6af225957d4b36f858d2a67b2e31fab6 (diff)
parent324f3e03e8a85931ce0880654e3c3eb38b0f0bba (diff)
Merge branch 'for-linus' into for-next
Pull remaining 6.18-devel changes. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c')
-rw-r--r--tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c b/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c
index 09f270545646..0e2f8ed90f30 100644
--- a/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c
+++ b/tools/testing/selftests/kvm/lib/arm64/gic_v3_its.c
@@ -15,6 +15,8 @@
#include "gic_v3.h"
#include "processor.h"
+#define GITS_COLLECTION_TARGET_SHIFT 16
+
static u64 its_read_u64(unsigned long offset)
{
return readq_relaxed(GITS_BASE_GVA + offset);
@@ -163,6 +165,11 @@ static void its_encode_collection(struct its_cmd_block *cmd, u16 col)
its_mask_encode(&cmd->raw_cmd[2], col, 15, 0);
}
+static u64 procnum_to_rdbase(u32 vcpu_id)
+{
+ return vcpu_id << GITS_COLLECTION_TARGET_SHIFT;
+}
+
#define GITS_CMDQ_POLL_ITERATIONS 0
static void its_send_cmd(void *cmdq_base, struct its_cmd_block *cmd)
@@ -217,7 +224,7 @@ void its_send_mapc_cmd(void *cmdq_base, u32 vcpu_id, u32 collection_id, bool val
its_encode_cmd(&cmd, GITS_CMD_MAPC);
its_encode_collection(&cmd, collection_id);
- its_encode_target(&cmd, vcpu_id);
+ its_encode_target(&cmd, procnum_to_rdbase(vcpu_id));
its_encode_valid(&cmd, valid);
its_send_cmd(cmdq_base, &cmd);