From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9280C4E0B7E for ; Thu, 17 Sep 2026 19:14:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789672476; cv=none; b=Bt+HDSjH1CuvjxLAV2sEArbfePPScqJUmUgj8Wvlv/hMI/r48/L4/pR//UzElPi/XE6lqaZBSGVPsCVgS0MxTuBl7OmUgW7WbG3RA++5Gf2SIuUDPXbMYiqYT/RZibUzrzbzjkl2q6kOA+DArXlwzZDBlkgTA0tb2uGqmlDXdt8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789672476; c=relaxed/simple; bh=1IBS9TcW8iwf8Wot5JZR8RPd1EsQzugRVyv9ZPA98gQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=l3hmGApaNv4hSfK23LYk927btXsax8uggEOd2JDjhESICrvlIPIsv+nCp6GwonVjb29rTTzYnPmLBoxH6CVnnGgyXsggq/s6HaWkFrQrA5t5C5V/R2JZNse/V5N2hziTqWxMEw6Kz8eH/Wl0eyR2WOgjfnKsSKK21VYDbPAgZZI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=igg3kriC; arc=none smtp.client-ip=192.198.163.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="igg3kriC" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1789672474; x=1821208474; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=1IBS9TcW8iwf8Wot5JZR8RPd1EsQzugRVyv9ZPA98gQ=; b=igg3kriCzFFnhwxqANypbB1APgwdK/Mf9VEs9FxFbfoiAAvI/fLYTQ1X YrmocJQKfmImMmx2ZbPlSgyHWwtM2y5CFy+ugMpzCEZcWx/rFgX8dyKCO 4Djc8m6x2fZ1gCcgga2N9lBW4JjPt/sCUJtQ1sFAmf58pq++gQCupPMpE FMzwsEMlEUfegWmf//0m22j3gumYXIcRATP9+KQCbQOu6Ly2xRgMh3GTi vVdU18uortvpCGzfi0iBLePEFUiyHgB2pjbyACdf6lO1Fgo29eebZXMkx c3Ua7LZxjckTESWElb6Ott/EPPkc75KfgLIerWUkM5h/c2CI1UdaqpZR7 g==; X-CSE-ConnectionGUID: u/ms+IoSQkK4FPPPMzL/cQ== X-CSE-MsgGUID: uXVF4z0STG+zQd1o6HzzLA== X-IronPort-AV: E=McAfee;i="6800,10657,11905"; a="639969" X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="639969" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa114.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Sep 2026 12:14:34 -0700 X-CSE-ConnectionGUID: jBK0WX7mSMylube3TxvwAg== X-CSE-MsgGUID: JEq0OZQSR1+eLsHa1pA1YQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="270272012" Received: from fpallare-mobl4.ger.corp.intel.com (HELO ahunter6-desk) ([10.245.245.5]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Sep 2026 12:14:32 -0700 From: Adrian Hunter To: alexandre.belloni@bootlin.com Cc: Frank.Li@nxp.com, billy_tsai@aspeedtech.com, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 14/17] i3c: mipi-i3c-hci: Remove invalid HDR-BT and Fm/Fm+ definitions Date: Thu, 17 Sep 2026 22:13:53 +0300 Message-ID: <20260917191356.133242-15-adrian.hunter@intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260917191356.133242-1-adrian.hunter@intel.com> References: <20260917191356.133242-1-adrian.hunter@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Organization: Intel Finland Oy, Registered Address: c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Content-Transfer-Encoding: 8bit Several HCI definitions describe capabilities or modes that are not defined by any released version of the I3C HCI specification. HC_CAP_HDR_BT_EN uses a reserved HC_CAPABILITIES bit. Similarly, MODE_I3C_HDR_BT uses a MODE value reserved for I3C transfers, while MODE_I3C_Fm_FmP cannot be encoded in the 3-bit Command Descriptor MODE field. These definitions are currently unused, so there is no functional change. Remove them to avoid implying support for non-existent HCI features and to prevent future misuse. Assisted-by: GitHub-Copilot:claude-opus-5 Signed-off-by: Adrian Hunter Reviewed-by: Frank Li --- Changes in V2: Added Frank Li's Reviewed-by tag. drivers/i3c/master/mipi-i3c-hci/cmd_v1.c | 2 -- drivers/i3c/master/mipi-i3c-hci/core.c | 1 - 2 files changed, 3 deletions(-) diff --git a/drivers/i3c/master/mipi-i3c-hci/cmd_v1.c b/drivers/i3c/master/mipi-i3c-hci/cmd_v1.c index 3b9345718d27..9910df53c013 100644 --- a/drivers/i3c/master/mipi-i3c-hci/cmd_v1.c +++ b/drivers/i3c/master/mipi-i3c-hci/cmd_v1.c @@ -108,8 +108,6 @@ enum hci_cmd_mode { MODE_I3C_SDR4 = 0x4, MODE_I3C_HDR_TSx = 0x5, MODE_I3C_HDR_DDR = 0x6, - MODE_I3C_HDR_BT = 0x7, - MODE_I3C_Fm_FmP = 0x8, MODE_I2C_Fm = 0x0, MODE_I2C_FmP = 0x1, MODE_I2C_UD1 = 0x2, diff --git a/drivers/i3c/master/mipi-i3c-hci/core.c b/drivers/i3c/master/mipi-i3c-hci/core.c index 4629a16debc9..7a39be64c4e1 100644 --- a/drivers/i3c/master/mipi-i3c-hci/core.c +++ b/drivers/i3c/master/mipi-i3c-hci/core.c @@ -55,7 +55,6 @@ #define HC_CAP_DIRECT_COMMANDS_EN BIT(18) #define HC_CAP_MULTI_LANE_EN BIT(15) #define HC_CAP_CMD_CCC_DEFBYTE BIT(10) -#define HC_CAP_HDR_BT_EN BIT(8) #define HC_CAP_HDR_TS_EN BIT(7) #define HC_CAP_HDR_DDR_EN BIT(6) #define HC_CAP_NON_CURRENT_MASTER_CAP BIT(5) /* master handoff capable */ -- 2.53.0