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From:   Abdel Alkuor <alkuor@gmail.com>
To:     heikki.krogerus@linux.intel.com, krzysztof.kozlowski+dt@linaro.org,
        bryan.odonoghue@linaro.org
Cc:     gregkh@linuxfoundation.org, linux-usb@vger.kernel.org,
        linux-kernel@vger.kernel.org, ryan.eleceng@gmail.com,
        robh+dt@kernel.org, conor+dt@kernel.org,
        devicetree@vger.kernel.org, Abdel Alkuor <abdelalkuor@geotab.com>
Subject: [PATCH v10 7/9] USB: typec: tps6598x: Add trace for tps25750 irq
Date:   Tue,  3 Oct 2023 11:58:40 -0400
Message-Id: <20231003155842.57313-8-alkuor@gmail.com>
In-Reply-To: <20231003155842.57313-1-alkuor@gmail.com>
References: <20231003155842.57313-1-alkuor@gmail.com>
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From: Abdel Alkuor <abdelalkuor@geotab.com>

tps25750 event1 register doesn't have all bits in tps6598x
event registers, only show the events that are masked

Signed-off-by: Abdel Alkuor <abdelalkuor@geotab.com>
---
Changes in v10:
  - Move 0012-USB-typec-tps6598x-Add-trace-for-tps25750-irq.patch to patch 7
Changes in v9:
  - No changes
Changes in v8:
  - Use device_is_compatible instead of of_device_is_compatible
Changes in v7:
  - Add driver name to commit subject
Changes in v6:
  - Check tps25750 using is_compatiable device node
Changes in v5:
  - Incorporating tps25750 into tps6598x driver
 drivers/usb/typec/tipd/core.c  |  1 +
 drivers/usb/typec/tipd/trace.h | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index 892432ad80a3..e0ff6fc9f256 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -589,6 +589,7 @@ static irqreturn_t tps25750_interrupt(int irq, void *data)
 		dev_err(tps->dev, "%s: failed to read events\n", __func__);
 		goto err_unlock;
 	}
+	trace_tps25750_irq(event[0]);
 
 	if (!(event[0] | event[1]))
 		goto err_unlock;
diff --git a/drivers/usb/typec/tipd/trace.h b/drivers/usb/typec/tipd/trace.h
index 12cad1bde7cc..28725234a2d8 100644
--- a/drivers/usb/typec/tipd/trace.h
+++ b/drivers/usb/typec/tipd/trace.h
@@ -74,6 +74,13 @@
 		{ APPLE_CD_REG_INT_DATA_STATUS_UPDATE,		"DATA_STATUS_UPDATE" }, \
 		{ APPLE_CD_REG_INT_STATUS_UPDATE,		"STATUS_UPDATE" })
 
+#define show_tps25750_irq_flags(flags) \
+	__print_flags_u64(flags, "|", \
+		{ TPS_REG_INT_PLUG_EVENT,			"PLUG_EVENT" }, \
+		{ TPS_REG_INT_POWER_STATUS_UPDATE,		"POWER_STATUS_UPDATE" }, \
+		{ TPS_REG_INT_STATUS_UPDATE,			"STATUS_UPDATE" }, \
+		{ TPS_REG_INT_PD_STATUS_UPDATE,			"PD_STATUS_UPDATE" })
+
 #define TPS6598X_STATUS_FLAGS_MASK (GENMASK(31, 0) ^ (TPS_STATUS_CONN_STATE_MASK | \
 						      TPS_STATUS_PP_5V0_SWITCH_MASK | \
 						      TPS_STATUS_PP_HV_SWITCH_MASK | \
@@ -230,6 +237,21 @@ TRACE_EVENT(cd321x_irq,
 		      show_cd321x_irq_flags(__entry->event))
 );
 
+TRACE_EVENT(tps25750_irq,
+	    TP_PROTO(u64 event),
+	    TP_ARGS(event),
+
+	    TP_STRUCT__entry(
+			     __field(u64, event)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->event = event;
+			   ),
+
+	    TP_printk("event=%s", show_tps25750_irq_flags(__entry->event))
+);
+
 TRACE_EVENT(tps6598x_status,
 	    TP_PROTO(u32 status),
 	    TP_ARGS(status),
-- 
2.34.1