From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (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 201C1266584; Wed, 21 May 2025 12:48:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747831706; cv=none; b=lIV95JXRsr2zKBChAHyVQgj/2txmbSPrrYRph2YOzIvdVaIdmZziDdafNatsrDIJkui1UKJsVSXdFCaN5LuBKMYSvgAwTPniT9XxjtoAYHgFsDGtArzGKk9SJqeRqhy+SVHOdB/NfpYqQEZDbO4jSxC9elv7sRLcmgZfN3AH+/0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747831706; c=relaxed/simple; bh=qtOP9AgUXmSTXdo50XiuZihlAkspnNvk4R36bN4wIrg=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oSk5oGu4vrKY6MbmMpvLQYAdNxDY/6NrdPoHG4u4GYrGw9z3c5SIKFcSFXf2ZBXJNwZbsrvDaWvdihJT5JFc0diY8ibg4OtdDSz62X3gcGwkTU3rdOJCOwB6nXzE5ouKTz3h1aNMwkkj+XFyC/yka1YjyI+1n//4yIyjWjqXakY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.216]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4b2WR44hYCz6GD7H; Wed, 21 May 2025 20:47:28 +0800 (CST) Received: from frapeml500007.china.huawei.com (unknown [7.182.85.172]) by mail.maildlp.com (Postfix) with ESMTPS id 9F8F71404F4; Wed, 21 May 2025 20:48:21 +0800 (CST) Received: from P_UKIT01-A7bmah.china.huawei.com (10.48.151.26) by frapeml500007.china.huawei.com (7.182.85.172) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Wed, 21 May 2025 14:48:20 +0200 From: To: , , , , , , , CC: , , , , , , , , , , , , , , Subject: [PATCH v6 2/8] cxl: Update prototype of function get_support_feature_info() Date: Wed, 21 May 2025 13:47:40 +0100 Message-ID: <20250521124749.817-3-shiju.jose@huawei.com> X-Mailer: git-send-email 2.43.0.windows.1 In-Reply-To: <20250521124749.817-1-shiju.jose@huawei.com> References: <20250521124749.817-1-shiju.jose@huawei.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: lhrpeml100001.china.huawei.com (7.191.160.183) To frapeml500007.china.huawei.com (7.182.85.172) From: Shiju Jose Add following changes to function get_support_feature_info() 1. Make generic to share between cxl-fwctl and cxl-edac paths. 2. Rename get_support_feature_info() to cxl_feature_info() 3. Change parameter const struct fwctl_rpc_cxl *rpc_in to const uuid_t *uuid. Suggested-by: Dan Williams Reviewed-by: Dave Jiang Reviewed-by: Jonathan Cameron Signed-off-by: Shiju Jose --- drivers/cxl/core/core.h | 2 ++ drivers/cxl/core/features.c | 17 +++++++---------- 2 files changed, 9 insertions(+), 10 deletions(-) diff --git a/drivers/cxl/core/core.h b/drivers/cxl/core/core.h index 17b692eb3257..613cce5c4f7b 100644 --- a/drivers/cxl/core/core.h +++ b/drivers/cxl/core/core.h @@ -124,6 +124,8 @@ int cxl_acpi_get_extended_linear_cache_size(struct resource *backing_res, int nid, resource_size_t *size); #ifdef CONFIG_CXL_FEATURES +struct cxl_feat_entry * +cxl_feature_info(struct cxl_features_state *cxlfs, const uuid_t *uuid); size_t cxl_get_feature(struct cxl_mailbox *cxl_mbox, const uuid_t *feat_uuid, enum cxl_get_feat_selection selection, void *feat_out, size_t feat_out_size, u16 offset, diff --git a/drivers/cxl/core/features.c b/drivers/cxl/core/features.c index 1498e2369c37..a83a2214a136 100644 --- a/drivers/cxl/core/features.c +++ b/drivers/cxl/core/features.c @@ -355,17 +355,11 @@ static void cxlctl_close_uctx(struct fwctl_uctx *uctx) { } -static struct cxl_feat_entry * -get_support_feature_info(struct cxl_features_state *cxlfs, - const struct fwctl_rpc_cxl *rpc_in) +struct cxl_feat_entry * +cxl_feature_info(struct cxl_features_state *cxlfs, + const uuid_t *uuid) { struct cxl_feat_entry *feat; - const uuid_t *uuid; - - if (rpc_in->op_size < sizeof(uuid)) - return ERR_PTR(-EINVAL); - - uuid = &rpc_in->set_feat_in.uuid; for (int i = 0; i < cxlfs->entries->num_features; i++) { feat = &cxlfs->entries->ent[i]; @@ -547,7 +541,10 @@ static bool cxlctl_validate_set_features(struct cxl_features_state *cxlfs, struct cxl_feat_entry *feat; u32 flags; - feat = get_support_feature_info(cxlfs, rpc_in); + if (rpc_in->op_size < sizeof(uuid_t)) + return ERR_PTR(-EINVAL); + + feat = cxl_feature_info(cxlfs, &rpc_in->set_feat_in.uuid); if (IS_ERR(feat)) return false; -- 2.43.0