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Wed, 24 Jan 2024 03:41:05 GMT Received: from [169.254.0.1] (10.49.16.6) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Tue, 23 Jan 2024 19:41:05 -0800 From: Bjorn Andersson Date: Tue, 23 Jan 2024 19:40:33 -0800 Subject: [PATCH v2] soc: qcom: aoss: Add tracepoints in qmp_send() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20240123-qcom-aoss-tracepoints-v2-1-bd73baa31977@quicinc.com> X-B4-Tracking: v=1; b=H4sIALCGsGUC/3WNQQ6CMBBFr0K6dkxbIFpX3sOwaMdBJsEWWiAaw t0t7F2+n//yVpEoMiVxK1YRaeHEwWfQp0JgZ/2LgJ+ZhZa6lEZfYMTwBhtSgilapCGwnxJgfS0 1Wk1OG5FdZxOBi9Zjl20/930eh0gtf47Yo8nccZpC/B7tRe3rnqmkUv8yiwIFVWvK2miJbeXu4 8zIHs/5Lppt236PproU0QAAAA== To: Bjorn Andersson , Konrad Dybcio CC: , , , Bjorn Andersson X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=ed25519-sha256; t=1706067665; l=3418; i=quic_bjorande@quicinc.com; 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This is useful as the system has a variety of clients sending requests to the always-on subsystem. Signed-off-by: Bjorn Andersson Reviewed-by: Chris Lew --- Changes in v2: - Corrected copy-paste error in include guard (now _TRACE_QCOM_AOSS_H) - Link to v1: https://lore.kernel.org/r/20240117-qcom-aoss-tracepoints-v1-1-4f935920cf4b@quicinc.com --- drivers/soc/qcom/Makefile | 1 + drivers/soc/qcom/qcom_aoss.c | 7 +++++++ drivers/soc/qcom/trace-aoss.h | 48 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 56 insertions(+) --- base-commit: 943b9f0ab2cfbaea148dd6ac279957eb08b96904 change-id: 20230927-qcom-aoss-tracepoints-c5832ca2eb29 Best regards, diff --git a/drivers/soc/qcom/Makefile b/drivers/soc/qcom/Makefile index 05b3d54e8dc9..9268e15e1719 100644 --- a/drivers/soc/qcom/Makefile +++ b/drivers/soc/qcom/Makefile @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS_rpmh-rsc.o := -I$(src) +CFLAGS_qcom_aoss.o := -I$(src) obj-$(CONFIG_QCOM_AOSS_QMP) += qcom_aoss.o obj-$(CONFIG_QCOM_GENI_SE) += qcom-geni-se.o obj-$(CONFIG_QCOM_COMMAND_DB) += cmd-db.o diff --git a/drivers/soc/qcom/qcom_aoss.c b/drivers/soc/qcom/qcom_aoss.c index aff0cfb71482..db94b2d17e7d 100644 --- a/drivers/soc/qcom/qcom_aoss.c +++ b/drivers/soc/qcom/qcom_aoss.c @@ -13,6 +13,9 @@ #include #include +#define CREATE_TRACE_POINTS +#include "trace-aoss.h" + #define QMP_DESC_MAGIC 0x0 #define QMP_DESC_VERSION 0x4 #define QMP_DESC_FEATURES 0x8 @@ -235,6 +238,8 @@ int qmp_send(struct qmp *qmp, const char *fmt, ...) mutex_lock(&qmp->tx_lock); + trace_aoss_send(buf); + /* The message RAM only implements 32-bit accesses */ __iowrite32_copy(qmp->msgram + qmp->offset + sizeof(u32), buf, sizeof(buf) / sizeof(u32)); @@ -256,6 +261,8 @@ int qmp_send(struct qmp *qmp, const char *fmt, ...) ret = 0; } + trace_aoss_send_done(buf, ret); + mutex_unlock(&qmp->tx_lock); return ret; diff --git a/drivers/soc/qcom/trace-aoss.h b/drivers/soc/qcom/trace-aoss.h new file mode 100644 index 000000000000..554029b33b44 --- /dev/null +++ b/drivers/soc/qcom/trace-aoss.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM qcom_aoss + +#if !defined(_TRACE_QCOM_AOSS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_QCOM_AOSS_H + +#include + +TRACE_EVENT(aoss_send, + TP_PROTO(const char *msg), + TP_ARGS(msg), + TP_STRUCT__entry( + __string(msg, msg) + ), + TP_fast_assign( + __assign_str(msg, msg); + ), + TP_printk("%s", __get_str(msg)) +); + +TRACE_EVENT(aoss_send_done, + TP_PROTO(const char *msg, int ret), + TP_ARGS(msg, ret), + TP_STRUCT__entry( + __string(msg, msg) + __field(int, ret) + ), + TP_fast_assign( + __assign_str(msg, msg); + __entry->ret = ret; + ), + TP_printk("%s: %d", __get_str(msg), __entry->ret) +); + +#endif /* _TRACE_QCOM_AOSS_H */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . + +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace-aoss + +#include