From nobody Fri Sep 25 17:49:10 2026 Received: from mail-wm1-f49.google.com (mail-wm1-f49.google.com [209.85.128.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7CA1E235358 for ; Thu, 10 Sep 2026 03:32:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.49 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789011149; cv=none; b=SZfXmUjkcmhtAVXikO5I+jjm6x3pWBCDjhoa6OSHOGIoSYL6Di3bjS2h29iVOdigElj6XN9oTYqoPIi+V98s5rwoo6xV8AAXdZRt5LItwoyuXwMhh5XtPlainul4hOPIXsve4+6ZzU1hHEye1QzncR91NQGrpgbDO66zNIRfTII= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789011149; c=relaxed/simple; bh=D4HunRvKzwgbz3wH3A5yR4Me0etry0KENkQiN7rdUVc=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=CBwsAZ2WuunO1evqSmA9R/scLSkFuv8Kgo+0nphuJNF6ExsUU6PCNMSlE3AV2G8IW6WTkcX5u+lhB40+Xy/zeCRulaNg77rkloz7LpQNDIX5XLxPhNkrkV0O56hr1IGSY8UnpHFPlR6eGJNLzFPBs02+uUFOFk6Myxb33cRYVxg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=fbOInQW+; arc=none smtp.client-ip=209.85.128.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="fbOInQW+" Received: by mail-wm1-f49.google.com with SMTP id 5b1f17b1804b1-49cd77e0f95so51579925e9.3 for ; Wed, 09 Sep 2026 20:32:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1789011145; x=1789615945; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=UJRPReMfqlNULQmo1hdhh0WFJsW8FZ4M2mPbCe/HToI=; b=fbOInQW+UDgoKHz12Y1wQZPviQs5v37yubpHd+FmrWQ4XNfofN6rGfDsAQfZ1Ote4V t+zF5vx8Dr1ZQzJ6TE3WPWWf5U9l16+5cMfhFhzGQDByOLSYY/Fbx0uvjwW1VnsUGMqf 7jG/EbDKIyD0B1F1GxayKIvdEup3yHWEx7zPDPc9zaVbHwXR6dBPSCvj/1KP2ti6g6hq IejpC+3p0HoD3wSwU9qOKwOgA2Grb8+A3YXYjayL+kaq4E0MGi+TZOla1+II2CNJO+XU hmm/OkH56vI+TRpN5YLnUPObctRQF4l3ptfd2ZuAcinKLa8rpVIHRWjPAw8OKRBhchj4 7A7w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1789011145; x=1789615945; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=UJRPReMfqlNULQmo1hdhh0WFJsW8FZ4M2mPbCe/HToI=; b=FZDUc2nRqowmfCK1eSkWIuXqWqxcLT0zQomFgpggqf/JsxTy5DyrpF9r4/aFTaIZUO AedgnQg6Q4RiG/0gmfc9zirvhLSZCdIlh4cs9LdsfdKrMcNlTZx3JWYU7wtMQnWTCyrQ GpgnF/QQFF452iteL2M89tiQlldzUaKJN2VZlPO0xs9RXKg4PvKP+I3DRtJ7f50tmuMw AjCLv3beJks7NKccOS+S9jJ9THXI8JEIiv1GSeVS/sVAupsyRqZcCAvjvsvW52eZT+Sy CTnEhkoUdT0Fme71R4yElvOhogYDksmblmbzlHsyXmnvQilNwG0UtOfxIekP3PYCtCcq /hMw== X-Forwarded-Encrypted: i=1; AKwUvBwvWL1rfVA6ai9k6NdmgCVN1JakpV6RPblhDdv1bj7E4sYykhUAmntRChlsOuoULRkcbO2ZnNsxRnf7Qnc=@vger.kernel.org X-Gm-Message-State: AFuF++nYwenmWRfsTffFDF+wTALO5QovKVeZm7Mc+0GIxg+F271hM9Lp RK9glODizxbvR81inT072FWvj55HuSPsiYeNIbmGsOYKLZrsjMR7cncj X-Gm-Gg: AYBFou2SnbGks4jbATujpTr5lGstVZ0Q2yjZbOZIbWrYpEW1hOSEb5vPuRsfLyHRj+k d4GukCOgpj31nvqQnQrvr4DbE2Ako3j6Z7fhvaZJbJvsx+QJUqUNxjUFIccUSM/4mQJZ5hhBLff YBMyL0wBuUvBqiA18v8s2R1dj3A2EtTncntyHl/6v0VAZfk57LTBnPexo1EDx9R2yYwBZ0jcMmm eM23p9ZiolD4ky7T1pox5Xlopi6AxQHm+T80hEMfojHTNlGtXo9hrx1iuxma1jRDmo8iUrU8f52 oVRt5ksaOO+V7FEciDtegmB/02wyBOAhEgHGdGInLPWLZOUblK3HfvRcVICj7UNbPz1JxpRzTVF QFwCORtcN/si4J6NMgZmBTVQ9JDOE3sDLdh7WL8+fX07MnNcGq7erNT8y5tmcsjfMg+nXzuuBkz naQYCsKwa2+3RUHKXo1J6On3Zvxh3PO8RQPwFPQ2vuN9nE1vOY7nEdqSQdIdHjsvsy3Mo6ZhCuP cOLgClw9NGO9+lv4jAy/81lDOT6oeAvu0NHjjRC0Yc4LhXQZgrx4dGgqkltB4p948UkyIZvkhVQ iJVPwxa6raRZJlBpEug3AOlPv50J2Xn8PSii5m1UZYt2E1+i1TQOPqe6dC5Y4eOj+UVDW89kbpy 2isCPHqeYBA== X-Received: by 2002:a05:600c:8b88:b0:49c:fc6e:a3d8 with SMTP id 5b1f17b1804b1-49cffde8d95mr350363235e9.23.1789011144508; Wed, 09 Sep 2026 20:32:24 -0700 (PDT) Received: from localhost.localdomain (dynamic-2a02-3100-b3d9-b901-0402-5aad-0ef4-88ac.310.pool.telefonica.de. [2a02:3100:b3d9:b901:402:5aad:ef4:88ac]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49d26c494basm34734585e9.12.2026.09.09.20.32.22 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Wed, 09 Sep 2026 20:32:23 -0700 (PDT) From: Karl Mehltretter To: Mark Brown Cc: Karl Mehltretter , David Lechner , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Jonathan Corbet , Randy Dunlap , Shuah Khan , linux-doc@vger.kernel.org Subject: [PATCH] spi: docs: Use the multi-lane mode constants in examples Date: Thu, 10 Sep 2026 05:32:19 +0200 Message-Id: <20260910033219.15996-1-kmehltretter@gmail.com> X-Mailer: git-send-email 2.39.5 (Apple Git-154) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The multi-lane documentation names SPI_MULTI_BUS_MODE_* constants, including in the transfer initializers. The interface introduced with the document uses SPI_MULTI_LANE_MODE_*, so the examples refer to undefined macros. Use the interface's constants in the descriptions and examples. Fixes: 05c3bd745bb0 ("spi: Documentation: add page on multi-lane support") Assisted-by: LLM Signed-off-by: Karl Mehltretter Reviewed-by: David Lechner Reviewed-by: Randy Dunlap --- Documentation/spi/multiple-data-lanes.rst | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/Documentation/spi/multiple-data-lanes.rst b/Documentation/spi/= multiple-data-lanes.rst index 69cb532d052f..802aece35d56 100644 --- a/Documentation/spi/multiple-data-lanes.rst +++ b/Documentation/spi/multiple-data-lanes.rst @@ -127,7 +127,7 @@ field to indicate which mode they want to use for a giv= en transfer. =20 The possible values for this field have the following semantics: =20 -- :c:macro:`SPI_MULTI_BUS_MODE_SINGLE`: Only use the first lane. Other lan= es are +- :c:macro:`SPI_MULTI_LANE_MODE_SINGLE`: Only use the first lane. Other la= nes are ignored. This means that it is operating just like a conventional SPI peripheral. This is the default, so it does not need to be explicitly = set. =20 @@ -149,7 +149,7 @@ The possible values for this field have the following s= emantics: ---------- ---------------- ---------- SDO 0 0-0-0-1-0-0-0-1 SDI 0 =20 -- :c:macro:`SPI_MULTI_BUS_MODE_MIRROR`: Send a single data word over all o= f the +- :c:macro:`SPI_MULTI_LANE_MODE_MIRROR`: Send a single data word over all = of the lanes at the same time. This only makes sense for writes and not for reads. =20 @@ -160,7 +160,7 @@ The possible values for this field have the following s= emantics: struct spi_transfer xfer =3D { .tx_buf =3D tx_buf, .len =3D 1, - .multi_lane_mode =3D SPI_MULTI_BUS_MODE_MIRROR, + .multi_lane_mode =3D SPI_MULTI_LANE_MODE_MIRROR, }; =20 spi_sync_transfer(spi, &xfer, 1); @@ -172,7 +172,7 @@ The possible values for this field have the following s= emantics: SDO 0 0-0-0-1-0-0-0-1 SDI 0 SDO 1 0-0-0-1-0-0-0-1 SDI 1 =20 -- :c:macro:`SPI_MULTI_BUS_MODE_STRIPE`: Send or receive two different data= words +- :c:macro:`SPI_MULTI_LANE_MODE_STRIPE`: Send or receive two different dat= a words at the same time, one on each lane. This means that the buffer needs t= o be sized to hold data for all lanes. Data is interleaved in the buffer, w= ith the first word corresponding to lane 0, the second to lane 1, and so o= n. @@ -185,7 +185,7 @@ The possible values for this field have the following s= emantics: struct spi_transfer xfer =3D { .rx_buf =3D rx_buf, .len =3D 2, - .multi_lane_mode =3D SPI_MULTI_BUS_MODE_STRIPE, + .multi_lane_mode =3D SPI_MULTI_LANE_MODE_STRIPE, }; =20 spi_sync_transfer(spi, &xfer, 1); base-commit: 50d05c7c76c96b90462f24debacca971d2e86713 --=20 2.39.5 (Apple Git-154)