From: James Clark <james.clark@linaro.org>
To: Suzuki K Poulose <suzuki.poulose@arm.com>,
Mike Leach <mike.leach@linaro.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jonathan Corbet <corbet@lwn.net>, Leo Yan <leo.yan@arm.com>,
Randy Dunlap <rdunlap@infradead.org>
Cc: coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
James Clark <james.clark@linaro.org>
Subject: [PATCH v7 01/13] coresight: Change syncfreq to be a u8
Date: Wed, 26 Nov 2025 10:54:30 +0000 [thread overview]
Message-ID: <20251126-james-cs-syncfreq-v7-1-7fae5e0e5e16@linaro.org> (raw)
In-Reply-To: <20251126-james-cs-syncfreq-v7-0-7fae5e0e5e16@linaro.org>
TRCSYNCPR.PERIOD is the only functional part of TRCSYNCPR and it only
has 5 valid bits so it can be stored in a u8.
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Reviewed-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: James Clark <james.clark@linaro.org>
---
drivers/hwtracing/coresight/coresight-etm4x.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h
index 012c52fd1933..0287d19ce12e 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.h
+++ b/drivers/hwtracing/coresight/coresight-etm4x.h
@@ -825,7 +825,6 @@ struct etmv4_config {
u32 eventctrl1;
u32 stall_ctrl;
u32 ts_ctrl;
- u32 syncfreq;
u32 ccctlr;
u32 bb_ctrl;
u32 vinst_ctrl;
@@ -833,6 +832,7 @@ struct etmv4_config {
u32 vissctlr;
u32 vipcssctlr;
u8 seq_idx;
+ u8 syncfreq;
u32 seq_ctrl[ETM_MAX_SEQ_STATES];
u32 seq_rst;
u32 seq_state;
--
2.34.1
next prev parent reply other threads:[~2025-11-26 10:57 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-26 10:54 [PATCH v7 00/13] coresight: Update timestamp attribute to be an interval instead of bool James Clark
2025-11-26 10:54 ` James Clark [this message]
2025-11-26 10:54 ` [PATCH v7 02/13] coresight: Repack struct etmv4_drvdata James Clark
2025-11-26 10:54 ` [PATCH v7 03/13] coresight: Refactor etm4_config_timestamp_event() James Clark
2025-11-26 10:54 ` [PATCH v7 04/13] coresight: Hide unused ETMv3 format attributes James Clark
2025-11-26 10:54 ` [PATCH v7 05/13] coresight: Define format attributes with GEN_PMU_FORMAT_ATTR() James Clark
2025-11-26 10:54 ` [PATCH v7 06/13] coresight: Interpret ETMv3 config with ATTR_CFG_GET_FLD() James Clark
2025-11-26 10:54 ` [PATCH v7 07/13] coresight: Don't reject unrecognized ETMv3 format attributes James Clark
2025-11-26 10:54 ` [PATCH v7 08/13] coresight: Interpret perf config with ATTR_CFG_GET_FLD() James Clark
2025-11-26 10:54 ` [PATCH v7 09/13] coresight: Interpret ETMv4 " James Clark
2025-11-26 10:54 ` [PATCH v7 10/13] coresight: Remove misleading definitions James Clark
2025-11-26 10:54 ` [PATCH v7 11/13] coresight: Extend width of timestamp format attribute James Clark
2025-11-26 10:54 ` [PATCH v7 12/13] coresight: Allow setting the timestamp interval James Clark
2025-11-27 2:27 ` Jie Gan
2025-11-27 15:48 ` Mike Leach
2025-11-27 16:09 ` James Clark
2025-11-27 16:11 ` Mike Leach
2025-11-26 10:54 ` [PATCH v7 13/13] coresight: docs: Document etm4x timestamp interval option James Clark
2025-11-26 14:01 ` Leo Yan
2025-11-26 14:20 ` Mike Leach
2025-11-26 14:44 ` Leo Yan
2025-11-26 15:08 ` James Clark
2025-11-26 15:36 ` Al Grant
2025-11-27 10:32 ` Leo Yan
2025-11-26 15:14 ` Leo Yan
2025-11-26 14:00 ` [PATCH v7 00/13] coresight: Update timestamp attribute to be an interval instead of bool Leo Yan
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