From patchwork Mon Jan 15 11:19:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bartosz Golaszewski X-Patchwork-Id: 763175 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (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 5908B219E1 for ; Mon, 15 Jan 2024 11:19:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=bgdev.pl Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bgdev.pl Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20230601.gappssmtp.com header.i=@bgdev-pl.20230601.gappssmtp.com header.b="fs7qFyAc" Received: by mail-wm1-f48.google.com with SMTP id 5b1f17b1804b1-40e7e2e04f0so3586115e9.1 for ; Mon, 15 Jan 2024 03:19:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1705317572; x=1705922372; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=hx76/jbaxWjm0w8qVchMuNcfLc95YT5tigHwZtYMztc=; b=fs7qFyAcs2UW8xLHyCpVgFQFd3uTxpYAEZs6k5ni2/5gT5ATvwI/KGFg04yo32YVEo 2Ou3OsPD1xNuowZNXFa5sLqzh6FsHX6d1HlFBWF7tgvoIhKVQawMXigZI9/OkWImIgX4 WWnQRPvx/QCl4KUptCDTH7RvHW4aIG5+YmtnO3Xbgt/NHRP9BNryVnS9JbHsF+Gtoi9r fcv7bDFgNcaqEPryKCzIfqFmlhHnM8ddUMOg+BhDWenDZqYeb0KV+dyUinnoZ+wLhKrA 1TmitWakoUTcDWDDpL/mNPX1+PT2f5REVgkDxGjWoj4wWzgqYk/qJZu/eqsj95fM50bp CtWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705317572; x=1705922372; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hx76/jbaxWjm0w8qVchMuNcfLc95YT5tigHwZtYMztc=; b=eYkW6As7imr50Kw0WwmEFLFt6xxuwDPyct+f8jvHpXesJQJopdNdb1KyhwRf+af3x8 hk8aYfpTliZipNffFFGIPrHlAdmUqxG7PcMgo5vcHq+zP5pFWQNI/Un2lhBpFAcvTiDy 7l8X5GaOyG9GyfXG/PT9joYIt0ryZD5lgVlkxDncr0g/mV2xo6NPlKgJ4hGrHnV/OC0r UWcuG2E6Ah6DkobBbDhJTG60oJILJMJHvWj8QCF0IY1d2GbezLWsmddyf/AZ9P8N1AEY DoJ9ni3NevWtTRv1QQqxjCrCGIwgD7ee8+S8QleAx8ggne1HVt+T58Jugi1pU8hcTnWi cL1g== X-Gm-Message-State: AOJu0YwzBV3555VnJQZ70IDuO8+Eexjlu9YZayGjD8mZSxYQquyYJ8AV MKbH5xE6pHD53gCXlLYaqjZNLrTHYBVS6A== X-Google-Smtp-Source: AGHT+IG9BllDNvt7XNrskqaMVrP1n3AqSwkVUtTlOd9K5IY13GE3ZCIgT8Ux2RIjqbXUQF2fLcJ9OQ== X-Received: by 2002:a05:600c:4ed0:b0:40e:4bef:e9f2 with SMTP id g16-20020a05600c4ed000b0040e4befe9f2mr2763466wmq.4.1705317572611; Mon, 15 Jan 2024 03:19:32 -0800 (PST) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:b244:1a90:13e7:9f6f]) by smtp.gmail.com with ESMTPSA id m21-20020a05600c4f5500b0040e4733aecbsm15541146wmq.15.2024.01.15.03.19.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Jan 2024 03:19:31 -0800 (PST) From: Bartosz Golaszewski To: Linus Walleij , Kent Gibson , Phil Howard , Erik Schilling Cc: linux-gpio@vger.kernel.org, Bartosz Golaszewski Subject: [libgpiod][PATCH 2/2] README: mention the linux v5.10 requirement for libgpiod v2 Date: Mon, 15 Jan 2024 12:19:29 +0100 Message-Id: <20240115111929.28628-2-brgl@bgdev.pl> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240115111929.28628-1-brgl@bgdev.pl> References: <20240115111929.28628-1-brgl@bgdev.pl> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Bartosz Golaszewski Major version 2 of libgpiod requires linux kernel uAPI v2 to be available. This was released in linux v5.10 so mention it in the README. Signed-off-by: Bartosz Golaszewski --- README | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/README b/README index 632aab3..7680915 100644 --- a/README +++ b/README @@ -8,8 +8,10 @@ libgpiod character device (gpiod stands for GPIO device) Since linux 4.8 the GPIO sysfs interface is deprecated. User space should use -the character device instead. This library encapsulates the ioctl calls and -data structures behind a straightforward API. +the character device instead. Version 2 of libgpiod requires the new GPIO +character device uAPI to be available which was first released in linux v5.10. +This library encapsulates the ioctl calls and data structures behind a +straightforward API. RATIONALE ---------