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From: Michael Reeves via B4 Relay <devnull+michael.reeves077.gmail.com@kernel.org>
To: Sven Peter <sven@kernel.org>, Janne Grunau <j@jannau.net>,
	 Neal Gompa <neal@gompa.dev>,
	Jassi Brar <jassisinghbrar@gmail.com>,
	 Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Hector Martin <marcan@marcan.st>,
	 Michael Reeves <michael.reeves077@gmail.com>,
	 "Joerg Roedel (AMD)" <joro@8bytes.org>,
	Will Deacon <will@kernel.org>,
	 Robin Murphy <robin.murphy@arm.com>,
	 Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Jiri Kosina <jikos@kernel.org>,
	 Benjamin Tissoires <bentiss@kernel.org>
Cc: asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
	 linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	 iommu@lists.linux.dev, linux-input@vger.kernel.org,
	 Yureka Lilian <yureka@cyberchaos.dev>,
	Julian Braha <julianbraha@gmail.com>,
	 Sasha Finkelstein <k@chaosmail.tech>
Subject: [PATCH v2 06/10] soc: apple: rtkit: Add tracekit endpoint
Date: Fri, 18 Sep 2026 21:06:49 +1000	[thread overview]
Message-ID: <20260918-apple-mtp-keyboard-final-v2-6-a5c685e50b60@gmail.com> (raw)
In-Reply-To: <20260918-apple-mtp-keyboard-final-v2-0-a5c685e50b60@gmail.com>

From: Sasha Finkelstein <fnkl.kernel@gmail.com>

The TraceKit endpoint is a system endpoint used by MTP, AOP, and
potentially other Apple RTKit coprocessors.

Start it automatically when it appears in the endpoint map, like the
other known system endpoints, to avoid warnings about an unknown
endpoint.

Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com>
Signed-off-by: Michael Reeves <michael.reeves077@gmail.com>
---
 drivers/soc/apple/rtkit.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/soc/apple/rtkit.c b/drivers/soc/apple/rtkit.c
index a3fdac8f6..1059b4bd8 100644
--- a/drivers/soc/apple/rtkit.c
+++ b/drivers/soc/apple/rtkit.c
@@ -22,6 +22,7 @@ enum {
 	APPLE_RTKIT_EP_DEBUG = 3,
 	APPLE_RTKIT_EP_IOREPORT = 4,
 	APPLE_RTKIT_EP_OSLOG = 8,
+	APPLE_RTKIT_EP_TRACEKIT = 0xa,
 };
 
 #define APPLE_RTKIT_MGMT_TYPE GENMASK_ULL(59, 52)
@@ -191,6 +192,7 @@ static void apple_rtkit_management_rx_epmap(struct apple_rtkit *rtk, u64 msg)
 		case APPLE_RTKIT_EP_DEBUG:
 		case APPLE_RTKIT_EP_IOREPORT:
 		case APPLE_RTKIT_EP_OSLOG:
+		case APPLE_RTKIT_EP_TRACEKIT:
 			dev_dbg(rtk->dev,
 				"RTKit: Starting system endpoint 0x%02x\n", ep);
 			apple_rtkit_start_ep(rtk, ep);

-- 
2.55.0



  parent reply	other threads:[~2026-09-18 11:06 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-18 11:06 [PATCH v2 00/10] Add support for Apple Silicon DockChannel internal keyboards Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 01/10] dt-bindings: mailbox: apple: Add M3 ASC mailbox compatibles Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 02/10] dt-bindings: mailbox: apple: Add DockChannel mailbox Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 03/10] dt-bindings: iommu: apple,dart: Add M3 compatibles Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 04/10] dt-bindings: input: apple: Add DockChannel HID transport Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 05/10] mailbox: apple: Add DockChannel FIFO controller Michael Reeves via B4 Relay
2026-09-18 13:07   ` Yureka Lilian
2026-09-18 11:06 ` Michael Reeves via B4 Relay [this message]
2026-09-18 11:06 ` [PATCH v2 07/10] HID: apple: Add support for DockChannel HID keyboards Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 08/10] HID: apple: Add DockChannel HID transport driver Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 09/10] arm64: dts: apple: Add MTP DockChannel HID nodes Michael Reeves via B4 Relay
2026-09-18 11:06 ` [PATCH v2 10/10] arm64: dts: apple: Enable DockChannel HID on M2 and M3 laptops Michael Reeves via B4 Relay

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