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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Mar 2025 16:11:10.3641 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2957acef-7bb5-46da-9e8b-08dd5b372db1 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM4PEPF00027A6C.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV2PR08MB8653 On 03/03/2025 03:29, Jie Gan wrote: > Introduce a new strcuture, 'struct coresight_path', to store the data that > utilized by the devices in the path. The coresight_path will be built/released > by coresight_build_path/coresight_release_path functions. > > Signed-off-by: Jie Gan > --- > drivers/hwtracing/coresight/coresight-core.c | 16 +++++----- > .../hwtracing/coresight/coresight-etm-perf.c | 30 ++++++++++--------- > .../hwtracing/coresight/coresight-etm-perf.h | 2 +- > drivers/hwtracing/coresight/coresight-priv.h | 6 ++-- > drivers/hwtracing/coresight/coresight-sysfs.c | 12 ++++---- > include/linux/coresight.h | 10 +++++++ > 6 files changed, 44 insertions(+), 32 deletions(-) > ... > diff --git a/include/linux/coresight.h b/include/linux/coresight.h > index ce9a5e71b261..67cf8bdbe5c0 100644 > --- a/include/linux/coresight.h > +++ b/include/linux/coresight.h > @@ -329,6 +329,16 @@ static struct coresight_dev_list (var) = { \ > > #define to_coresight_device(d) container_of(d, struct coresight_device, dev) > > +/** > + * struct coresight_path - data needed by enable/disable path > + * @path: path from source to sink. This doesn't match the actual variable below. > + * @trace_id: trace_id of the whole path. > + */ > +struct coresight_path { > + struct list_head path_list; > + u8 trace_id; > +}; > + > enum cs_mode { > CS_MODE_DISABLED, > CS_MODE_SYSFS, Suzuki