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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Jan 2026 10:17:39.4253 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e9046680-4ba2-4f9d-761e-08de4d0cd23a X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[4.158.2.129];Helo=[outbound-uk1.az.dlp.m.darktrace.com] X-MS-Exchange-CrossTenant-AuthSource: AMS0EPF000001AF.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR08MB9754 On 19/12/2025 06:59, Songwei Chai wrote: > Add reset node to initialize the value of > priority/condition_decode/condition_select/timer/counter nodes. > > Signed-off-by: Songwei Chai > --- > .../ABI/testing/sysfs-bus-amba-devices-tgu | 7 ++ > drivers/hwtracing/qcom/tgu.c | 74 +++++++++++++++++++ > 2 files changed, 81 insertions(+) > > diff --git a/Documentation/ABI/testing/sysfs-bus-amba-devices-tgu b/Documentation/ABI/testing/sysfs-bus-amba-devices-tgu > index 010eade0a1c5..0733b3e07b45 100644 > --- a/Documentation/ABI/testing/sysfs-bus-amba-devices-tgu > +++ b/Documentation/ABI/testing/sysfs-bus-amba-devices-tgu > @@ -42,3 +42,10 @@ KernelVersion 6.19 > Contact: Jinlong Mao , Songwei Chai > Description: > (RW) Set/Get the counter value with specific step for TGU. > + > +What: /sys/bus/amba/devices//reset_tgu > +Date: December 2025 > +KernelVersion 6.19 > +Contact: Jinlong Mao , Songwei Chai > +Description: > + (Write) Write 1 to reset the dataset for TGU. > diff --git a/drivers/hwtracing/qcom/tgu.c b/drivers/hwtracing/qcom/tgu.c > index d4210869556e..5a8c6af9b719 100644 > --- a/drivers/hwtracing/qcom/tgu.c > +++ b/drivers/hwtracing/qcom/tgu.c > @@ -425,8 +425,82 @@ static ssize_t enable_tgu_store(struct device *dev, > + > + dev_dbg(dev, "Coresight-TGU reset complete\n"); Qualcomm-TGU ? Suzuki