From patchwork Wed Nov 6 09:36:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Knitter X-Patchwork-Id: 13864203 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 5EEF81D90DF; Wed, 6 Nov 2024 09:24:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730885077; cv=none; b=skfryro6bhsDaaCl4c0pGF8sglPbsPXtiO9ReZJVLjO5/Q1TnDf1gxZnTd1tkvwGjhFd3pr31Wf9JbY9Hl+T2ttsIELhCyoZRRSwW5w2LuL83a8EZuM/9r0AamGUbO5ObrVSaJZPQpY/mz5Eo23lFTguTkDcYSbeW0lT/GUBUmw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730885077; c=relaxed/simple; bh=ibB34upNPaMe3UDhelcOR3ajnDBu48bMZyShEq/38q0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=i4rkT9FjM2+EL8tye5qnMa3tj+aFhMgi1QrlqcylaWdNnzBIRo+BvGL2k0qczgXifWdMv3UT8PW2Bo0Pay8HCbB9yWCQVwCz2QunhCrO/mSmX43RJWirdXEcS0RUVZpw3gDbAnBhU42nXnGCWBGgA1ck+BKbpkxJWOYOxeNT2UQ= 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=MxIeFxGM; arc=none smtp.client-ip=198.175.65.15 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="MxIeFxGM" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730885075; x=1762421075; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=ibB34upNPaMe3UDhelcOR3ajnDBu48bMZyShEq/38q0=; b=MxIeFxGMSNhwflfMS/MkOTaBSxx2Z1LihUa7zZkogURfNMBaE+QplLhC 3uW2MaMYqBkGhu9Ie4NN4Oh+IUKuN0mqlBzK0ZrS1MmCRjqh0Nr/jEdTw mls0C94V4s240/zUctxFT6Bhcs/2Hpd+o6SxeZh0t0U0Wop5mjxFBqpd3 wK2lOMeYLgRiSAZ/tjh17D71ymZKLoeHRm1dLWVVx6PI/fNGYXbymu4h3 se7wxOKvrvW4n0vKOayc1d0rdJ3YLRHMPq6X++xnEt6+wT7tOxb2x+oLg +p/+WpFa4APiieGG7b5L3b8iVmCG33OFV82ubUuWoHQu5nqUkr5esnU4x g==; X-CSE-ConnectionGUID: 9OY2emJYRNCyjzYbJrQgZQ== X-CSE-MsgGUID: NLJ9oEvlSrONcUXJcnqOHg== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="34368393" X-IronPort-AV: E=Sophos;i="6.11,199,1725346800"; d="scan'208";a="34368393" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Nov 2024 01:24:34 -0800 X-CSE-ConnectionGUID: 1ViBVHDaTkm430X0JbgsGw== X-CSE-MsgGUID: OAlCwL+QTiGN/1Sor3lA3A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,262,1725346800"; d="scan'208";a="115221982" Received: from irvmail002.ir.intel.com ([10.43.11.120]) by fmviesa001.fm.intel.com with ESMTP; 06 Nov 2024 01:24:13 -0800 Received: from kord.igk.intel.com (kord.igk.intel.com [10.123.220.9]) by irvmail002.ir.intel.com (Postfix) with ESMTP id C87DA2877D; Wed, 6 Nov 2024 09:24:10 +0000 (GMT) From: Konrad Knitter To: intel-wired-lan@lists.osuosl.org Cc: jacob.e.keller@intel.com, netdev@vger.kernel.org, jiri@resnulli.us, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com, Konrad Knitter , Marcin Szycik , Pucha Himasekhar Reddy Subject: [PATCH iwl-next v2 1/3] pldmfw: enable selected component update Date: Wed, 6 Nov 2024 10:36:41 +0100 Message-Id: <20241106093643.106476-2-konrad.knitter@intel.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20241106093643.106476-1-konrad.knitter@intel.com> References: <20241106093643.106476-1-konrad.knitter@intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This patch enables to update a selected component from PLDM image containing multiple components. Example usage: struct pldmfw; data.mode = PLDMFW_UPDATE_MODE_SINGLE_COMPONENT; data.compontent_identifier = DRIVER_FW_MGMT_COMPONENT_ID; Reviewed-by: Jacob Keller Reviewed-by: Marcin Szycik Reviewed-by: Przemek Kitszel Signed-off-by: Konrad Knitter Tested-by: Pucha Himasekhar Reddy (A Contingent worker at Intel) --- include/linux/pldmfw.h | 8 ++++++++ lib/pldmfw/pldmfw.c | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/include/linux/pldmfw.h b/include/linux/pldmfw.h index 0fc831338226..f5047983004f 100644 --- a/include/linux/pldmfw.h +++ b/include/linux/pldmfw.h @@ -125,9 +125,17 @@ struct pldmfw_ops; * a pointer to their own data, used to implement the device specific * operations. */ + +enum pldmfw_update_mode { + PLDMFW_UPDATE_MODE_FULL, + PLDMFW_UPDATE_MODE_SINGLE_COMPONENT, +}; + struct pldmfw { const struct pldmfw_ops *ops; struct device *dev; + u16 component_identifier; + enum pldmfw_update_mode mode; }; bool pldmfw_op_pci_match_record(struct pldmfw *context, struct pldmfw_record *record); diff --git a/lib/pldmfw/pldmfw.c b/lib/pldmfw/pldmfw.c index 6e1581b9a616..6264e2013f25 100644 --- a/lib/pldmfw/pldmfw.c +++ b/lib/pldmfw/pldmfw.c @@ -481,9 +481,17 @@ static int pldm_parse_components(struct pldmfw_priv *data) component->component_data = data->fw->data + offset; component->component_size = size; + if (data->context->mode == PLDMFW_UPDATE_MODE_SINGLE_COMPONENT && + data->context->component_identifier != component->identifier) + continue; + list_add_tail(&component->entry, &data->components); } + if (data->context->mode == PLDMFW_UPDATE_MODE_SINGLE_COMPONENT && + list_empty(&data->components)) + return -ENOENT; + header_crc_ptr = data->fw->data + data->offset; err = pldm_move_fw_offset(data, sizeof(data->header_crc));