diff options
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-core.c | 3 | ||||
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-priv.h | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c index 17f931f7e616..9f183064285d 100644 --- a/drivers/hwtracing/coresight/coresight-core.c +++ b/drivers/hwtracing/coresight/coresight-core.c @@ -131,7 +131,8 @@ coresight_find_out_connection(struct coresight_device *csdev, static inline u32 coresight_read_claim_tags_unlocked(struct coresight_device *csdev) { - return csdev_access_relaxed_read32(&csdev->access, CORESIGHT_CLAIMCLR); + return FIELD_GET(CORESIGHT_CLAIM_MASK, + csdev_access_relaxed_read32(&csdev->access, CORESIGHT_CLAIMCLR)); } static inline bool coresight_is_claimed_self_hosted(struct coresight_device *csdev) diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h index 82644aff8d2b..38bb4e8b50ef 100644 --- a/drivers/hwtracing/coresight/coresight-priv.h +++ b/drivers/hwtracing/coresight/coresight-priv.h @@ -35,6 +35,7 @@ extern const struct device_type coresight_dev_type[]; * Coresight device CLAIM protocol. * See PSCI - ARM DEN 0022D, Section: 6.8.1 Debug and Trace save and restore. */ +#define CORESIGHT_CLAIM_MASK GENMASK(1, 0) #define CORESIGHT_CLAIM_SELF_HOSTED BIT(1) #define TIMEOUT_US 100 |