From patchwork Sat Nov 18 17:42:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiner Kallweit X-Patchwork-Id: 745067 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="S345bEvs" Received: from mail-wm1-x334.google.com (mail-wm1-x334.google.com [IPv6:2a00:1450:4864:20::334]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6C64DD61; Sat, 18 Nov 2023 09:42:48 -0800 (PST) Received: by mail-wm1-x334.google.com with SMTP id 5b1f17b1804b1-40806e4106dso2722565e9.1; Sat, 18 Nov 2023 09:42:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700329365; x=1700934165; 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=xoOuxVfYX3lHdi36PKjYbl3tsLm17OpynR1y+9rBRUM=; b=S345bEvs9q0MqPOtaAOcFjLkuKJYcZuBe9+JHYMUOJ/aidB/fA8FAwWff0YZn7Vld5 DAXfGYN1AL4uDos8ZAOjWGzbccx4ihr+ljiDm71OcTdhbptVH96J6eCudD3bpEBrlSJ0 rB+USljCL3nLz9tJ4oVmoo2IHVoy+pTPkjlFqt2MTk+BO2RAlivRgFB7udVuU3GoSCO9 Mc5O7zM/M31VxOb3cMOfegY+beqWdx7LnDKCqcG2eMwIOaESYwecQoP5dZm5pICuKDQq ceTznY3dSIV/VeKhfcxD6NXFNVUVlC+VRTnIW6pLfXWF4Qo5xFR4mxYt+FBUHVEZCPZv T2iQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700329365; x=1700934165; 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=xoOuxVfYX3lHdi36PKjYbl3tsLm17OpynR1y+9rBRUM=; b=XUNJdvD0BFcFJ5f7hGSqOserz6eraMqyNXI+7A8r2aotfeMQfuHdWoKpY5yQBTTnK1 2zBIU8BwZ0O6xkbR4MLxERYccj0J5jHuZIHb9mO6dZOVPNSuVoL0AJs97rfPqn6rzw9h QgAA7aYPu+gciCNJI1LawmTQLqhfZO1g3wdPqpY+oJX2AuiBkqSONccrMhPHjPgDC1AH W1w3X7GVP2+fJwWu217WLz/3ENV/t7CsH/PXMduov6BdQMFF/5AqCOxVh7RatTtntqod uO/P2vWUyrap+CKepFnl0nQDRjRjCb5+OMJiEUDbNw7PcOZhtzXzZM22zhXbypfqR89u UkOQ== X-Gm-Message-State: AOJu0YyZ+MTkA/RnrRk2pBMY9zAV9VumrV6axJ79gNaBEdMmkLti3dd3 PIO9S4JVbH1Wr8h5nWQOLNg= X-Google-Smtp-Source: AGHT+IEfGC11GbAgY9a3iwog8RZFBCmOzsqpJ0VCuNPTs77rF0/5JKKRTlqJUA+zSfuaII4HOyGD2Q== X-Received: by 2002:a05:600c:4f56:b0:3fe:1fd9:bedf with SMTP id m22-20020a05600c4f5600b003fe1fd9bedfmr2222060wmq.11.1700329365491; Sat, 18 Nov 2023 09:42:45 -0800 (PST) Received: from zotac.lan. (dynamic-2a01-0c22-77bf-8300-2223-08ff-fe18-0310.c22.pool.telefonica.de. [2a01:c22:77bf:8300:2223:8ff:fe18:310]) by smtp.gmail.com with ESMTPSA id y10-20020a05600c340a00b004068de50c64sm6964211wmp.46.2023.11.18.09.42.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Nov 2023 09:42:45 -0800 (PST) From: Heiner Kallweit To: Wolfram Sang Cc: linux-i2c@vger.kernel.org, Heiner Kallweit , linux-kernel@vger.kernel.org Subject: [PATCH v2 20/20] include/linux/i2c.h: remove I2C_CLASS_DDC support Date: Sat, 18 Nov 2023 18:42:20 +0100 Message-ID: <20231118174221.851-21-hkallweit1@gmail.com> X-Mailer: git-send-email 2.42.1 In-Reply-To: <20231118174221.851-1-hkallweit1@gmail.com> References: <20231118174221.851-1-hkallweit1@gmail.com> Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 After removal of the legacy EEPROM driver and I2C_CLASS_DDC support in olpc_dcon there's no i2c client driver left supporting I2C_CLASS_DDC. Class-based device auto-detection is a legacy mechanism and shouldn't be used in new code. So we can remove this class completely now. Preferably this series should be applied via the i2c tree. Signed-off-by: Heiner Kallweit --- include/linux/i2c.h | 1 - 1 file changed, 1 deletion(-) diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 0dae9db27..d029aade3 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -850,7 +850,6 @@ static inline void i2c_mark_adapter_resumed(struct i2c_adapter *adap) /* i2c adapter classes (bitmask) */ #define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */ -#define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */ #define I2C_CLASS_SPD (1<<7) /* Memory modules */ /* Warn users that the adapter doesn't support classes anymore */ #define I2C_CLASS_DEPRECATED (1<<8)