From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (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 C59EB3921FA for ; Wed, 10 Jun 2026 07:30:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781076630; cv=none; b=Xq62TXefJ1r+GjsMpum3nxPN4UWaLf3Vt2oPyBx7txU2jwLVPj4MgtgnNmeafXk37ZJdC+X2t84LPsWSTDW6F07mBbkaLiq240AoCaJFga+lvYFPRAWEA+2hyRVgasTX8+YTpFIdXph70kTfbs5hAesPqdAMscJdYHz51VE63GY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781076630; c=relaxed/simple; bh=dsu1ctZ70EilEQnoW4bUeFQgTLsDl9ljkjgC9tN1PQA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jOFf0rjBgiO3CVJp6k8GRwifL3OT+VxLUKnMldFfRo+UPfgf3NtCwrk5yGK2/nzdkrM6VQmGrYLqO17b/GiPiNfwlXgH8NjShMMoTOfQd4oF06r/k9NHH9jLDfGCFxk/nXm849/kjCpBNZ+iaW0onIm3v2qEjeOTVP1G9ZhlJZg= 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=eszXBlB7; arc=none smtp.client-ip=192.198.163.19 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="eszXBlB7" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1781076629; x=1812612629; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=dsu1ctZ70EilEQnoW4bUeFQgTLsDl9ljkjgC9tN1PQA=; b=eszXBlB7kM0+p9Zxh/dyYExHXKZx0Hcw+zaLPTbnGQgJKVnAqc+izVeI W9LM8RRCfr3E/niUZuPZgqtT9NMC0F4hE3Wi4YOkK41jWo1ZMFlfyWSUL 6rjXSxzX088DXDI/pgTCITHTWH2UVEvwlORXpbG4yzXk+7hZr4ws0FuKk 35ZfdEppBHPeiTplefCdmj1p0V8HPGupU4wUbbG2baiioPq4mLCmnbdqa KIONNzFiMy9XFrZ0sLY1IMLg3RjfRR64Wx6+bP2gQUsJi2ekFcBU1nbqD g+uf0a3+N/CVAY/oEnY4HmvF6/UDGQOSo/KiX/Ift4JfBSOAQcvab/tAZ w==; X-CSE-ConnectionGUID: mwUFcdDHR1ayzS1bvcwKhA== X-CSE-MsgGUID: SvlaTMEvSmmsqoDCKEEJkw== X-IronPort-AV: E=McAfee;i="6800,10657,11812"; a="80878429" X-IronPort-AV: E=Sophos;i="6.24,197,1774335600"; d="scan'208";a="80878429" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2026 00:29:16 -0700 X-CSE-ConnectionGUID: oQPr6+EbREiYciZpxb0G6A== X-CSE-MsgGUID: Uoe+C2TcRmuv3nTaHuJ4Zw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,197,1774335600"; d="scan'208";a="270103460" Received: from mkosciow-mobl1.ger.corp.intel.com (HELO ahunter6-desk) ([10.245.245.210]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jun 2026 00:29:14 -0700 From: Adrian Hunter To: alexandre.belloni@bootlin.com Cc: Frank.Li@nxp.com, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V3 5/7] i3c: master: Make i3c_master_add_i3c_dev_locked() return void Date: Wed, 10 Jun 2026 10:28:50 +0300 Message-ID: <20260610072852.36934-6-adrian.hunter@intel.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260610072852.36934-1-adrian.hunter@intel.com> References: <20260610072852.36934-1-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 The return value of i3c_master_add_i3c_dev_locked() is not used by any caller, and callers are not in a position to recover from failures in this path. Change the function to return void. Amend the kernel-doc accordingly, fix some grammar and remove a stale paragraph. Signed-off-by: Adrian Hunter Reviewed-by: Frank Li --- Changes in V3: Add Frank's Rev'd-by Changes in V2: Re-base due to changes in previous patches. drivers/i3c/master.c | 17 ++++------------- include/linux/i3c/master.h | 3 +-- 2 files changed, 5 insertions(+), 15 deletions(-) diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index 7b60b0c7f646..57857a3351c7 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -2324,19 +2324,12 @@ i3c_master_search_i3c_dev_duplicate(struct i3c_dev_desc *refdev) * @master: master used to send frames on the bus * @addr: I3C slave dynamic address assigned to the device * - * This function is instantiating an I3C device object and adding it to the - * I3C device list. All device information are automatically retrieved using - * standard CCC commands. - * - * The I3C device object is returned in case the master wants to attach - * private data to it using i3c_dev_set_master_data(). + * This function instantiates an I3C device object and adds it to the I3C device + * list. All device information is retrieved using standard CCC commands. * * This function must be called with the bus lock held in write mode. - * - * Return: a 0 in case of success, an negative error code otherwise. */ -int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, - u8 addr) +void i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, u8 addr) { struct i3c_device_info info = { .dyn_addr = addr }; struct i3c_dev_desc *newdev, *olddev; @@ -2460,7 +2453,7 @@ int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, mutex_unlock(&newdev->ibi_lock); } - return 0; + return; err_detach_dev: if (newdev->dev && newdev->dev->desc) @@ -2480,8 +2473,6 @@ int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, i3c_bus_set_addr_slot_status(&master->bus, addr, I3C_ADDR_SLOT_I3C_DEV); dev_err(&master->dev, "Failed to add I3C device at address %u, error %d\n", addr, ret); - - return ret; } EXPORT_SYMBOL_GPL(i3c_master_add_i3c_dev_locked); diff --git a/include/linux/i3c/master.h b/include/linux/i3c/master.h index e2c831fb5354..f73cede87d36 100644 --- a/include/linux/i3c/master.h +++ b/include/linux/i3c/master.h @@ -615,8 +615,7 @@ int i3c_master_defslvs_locked(struct i3c_master_controller *master); int i3c_master_get_free_addr(struct i3c_master_controller *master, u8 start_addr); -int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, - u8 addr); +void i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master, u8 addr); int i3c_master_do_daa(struct i3c_master_controller *master); int i3c_master_do_daa_ext(struct i3c_master_controller *master, bool rstdaa); struct i3c_dma *i3c_master_dma_map_single(struct device *dev, void *ptr, -- 2.51.0