diff options
| author | Tao Zhang <quic_taozha@quicinc.com> | 2023-09-28 09:29:36 +0300 |
|---|---|---|
| committer | Suzuki K Poulose <suzuki.poulose@arm.com> | 2023-11-16 14:35:20 +0300 |
| commit | f7f965c982f7954b46db910146a7ffe0fe1eb5e1 (patch) | |
| tree | 6e1d843f98c3393234ac2d4b22bfc3dbd8a363de /drivers/hwtracing | |
| parent | 2a8d9b371566e798421ef877c5757e2c4a11ad6f (diff) | |
| download | linux-f7f965c982f7954b46db910146a7ffe0fe1eb5e1.tar.xz | |
coresight-tpdm: Introduce TPDM subtype to TPDM driver
Introduce the new subtype of "CORESIGHT_DEV_SUBTYPE_SOURCE_TPDM"
for TPDM components in driver.
Signed-off-by: Tao Zhang <quic_taozha@quicinc.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/1695882586-10306-4-git-send-email-quic_taozha@quicinc.com
Diffstat (limited to 'drivers/hwtracing')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-core.c | 3 | ||||
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-tpdm.c | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c index 9fabe00a40d6..d7f0e231feb9 100644 --- a/drivers/hwtracing/coresight/coresight-core.c +++ b/drivers/hwtracing/coresight/coresight-core.c @@ -1093,6 +1093,7 @@ static int coresight_validate_source(struct coresight_device *csdev, if (subtype != CORESIGHT_DEV_SUBTYPE_SOURCE_PROC && subtype != CORESIGHT_DEV_SUBTYPE_SOURCE_SOFTWARE && + subtype != CORESIGHT_DEV_SUBTYPE_SOURCE_TPDM && subtype != CORESIGHT_DEV_SUBTYPE_SOURCE_OTHERS) { dev_err(&csdev->dev, "wrong device subtype in %s\n", function); return -EINVAL; @@ -1162,6 +1163,7 @@ int coresight_enable(struct coresight_device *csdev) per_cpu(tracer_path, cpu) = path; break; case CORESIGHT_DEV_SUBTYPE_SOURCE_SOFTWARE: + case CORESIGHT_DEV_SUBTYPE_SOURCE_TPDM: case CORESIGHT_DEV_SUBTYPE_SOURCE_OTHERS: /* * Use the hash of source's device name as ID @@ -1212,6 +1214,7 @@ void coresight_disable(struct coresight_device *csdev) per_cpu(tracer_path, cpu) = NULL; break; case CORESIGHT_DEV_SUBTYPE_SOURCE_SOFTWARE: + case CORESIGHT_DEV_SUBTYPE_SOURCE_TPDM: case CORESIGHT_DEV_SUBTYPE_SOURCE_OTHERS: hash = hashlen_hash(hashlen_string(NULL, dev_name(&csdev->dev))); /* Find the path by the hash. */ diff --git a/drivers/hwtracing/coresight/coresight-tpdm.c b/drivers/hwtracing/coresight/coresight-tpdm.c index b6456120b76a..abaff0b934db 100644 --- a/drivers/hwtracing/coresight/coresight-tpdm.c +++ b/drivers/hwtracing/coresight/coresight-tpdm.c @@ -203,7 +203,7 @@ static int tpdm_probe(struct amba_device *adev, const struct amba_id *id) if (!desc.name) return -ENOMEM; desc.type = CORESIGHT_DEV_TYPE_SOURCE; - desc.subtype.source_subtype = CORESIGHT_DEV_SUBTYPE_SOURCE_OTHERS; + desc.subtype.source_subtype = CORESIGHT_DEV_SUBTYPE_SOURCE_TPDM; desc.ops = &tpdm_cs_ops; desc.pdata = adev->dev.platform_data; desc.dev = &adev->dev; |