From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ACFD2C43381 for ; Tue, 16 Mar 2021 12:54:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 731116504F for ; Tue, 16 Mar 2021 12:54:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232209AbhCPMxu (ORCPT ); Tue, 16 Mar 2021 08:53:50 -0400 Received: from foss.arm.com ([217.140.110.172]:38036 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233335AbhCPMu3 (ORCPT ); Tue, 16 Mar 2021 08:50:29 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B57AB1597; Tue, 16 Mar 2021 05:50:28 -0700 (PDT) Received: from e120937-lin.home (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B10333F792; Tue, 16 Mar 2021 05:50:26 -0700 (PDT) From: Cristian Marussi To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: sudeep.holla@arm.com, lukasz.luba@arm.com, james.quinlan@broadcom.com, Jonathan.Cameron@Huawei.com, f.fainelli@gmail.com, etienne.carriere@linaro.org, thara.gopinath@linaro.org, vincent.guittot@linaro.org, souvik.chakravarty@arm.com, cristian.marussi@arm.com Subject: [PATCH v7 31/38] firmware: arm_scmi: make references to handle const Date: Tue, 16 Mar 2021 12:48:56 +0000 Message-Id: <20210316124903.35011-32-cristian.marussi@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210316124903.35011-1-cristian.marussi@arm.com> References: <20210316124903.35011-1-cristian.marussi@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that all the protocol private variable data have been moved out of struct scmi_handle, mark all of its references as const. Signed-off-by: Cristian Marussi --- v6 --> v7 - reworks to fit into refactored scmi_get_protocol_instance() --- drivers/firmware/arm_scmi/common.h | 4 ++-- drivers/firmware/arm_scmi/driver.c | 10 +++++----- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h index 1bd332b5daa7..988f806bcf74 100644 --- a/drivers/firmware/arm_scmi/common.h +++ b/drivers/firmware/arm_scmi/common.h @@ -276,8 +276,8 @@ void __exit scmi_##name##_unregister(void) \ const struct scmi_protocol *scmi_protocol_get(int protocol_id); -int scmi_protocol_acquire(struct scmi_handle *handle, u8 protocol_id); -void scmi_protocol_release(struct scmi_handle *handle, u8 protocol_id); +int scmi_protocol_acquire(const struct scmi_handle *handle, u8 protocol_id); +void scmi_protocol_release(const struct scmi_handle *handle, u8 protocol_id); /* SCMI Transport */ /** diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 23d26e8f2684..eb1276d8026e 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -739,7 +739,7 @@ scmi_alloc_init_protocol_instance(struct scmi_info *info, int ret = -ENOMEM; void *gid; struct scmi_protocol_instance *pi; - struct scmi_handle *handle = &info->handle; + const struct scmi_handle *handle = &info->handle; /* Protocol specific devres group */ gid = devres_open_group(handle->dev, NULL, GFP_KERNEL); @@ -805,7 +805,7 @@ scmi_alloc_init_protocol_instance(struct scmi_info *info, * Return: A reference to an initialized protocol instance or error on failure. */ static struct scmi_protocol_instance * __must_check -scmi_get_protocol_instance(struct scmi_handle *handle, u8 protocol_id) +scmi_get_protocol_instance(const struct scmi_handle *handle, u8 protocol_id) { struct scmi_protocol_instance *pi; struct scmi_info *info = handle_to_scmi_info(handle); @@ -840,7 +840,7 @@ scmi_get_protocol_instance(struct scmi_handle *handle, u8 protocol_id) * * Return: 0 if protocol was acquired successfully. */ -int scmi_protocol_acquire(struct scmi_handle *handle, u8 protocol_id) +int scmi_protocol_acquire(const struct scmi_handle *handle, u8 protocol_id) { return PTR_ERR_OR_ZERO(scmi_get_protocol_instance(handle, protocol_id)); } @@ -853,7 +853,7 @@ int scmi_protocol_acquire(struct scmi_handle *handle, u8 protocol_id) * Remove one user for the specified protocol and triggers de-initialization * and resources de-allocation once the last user has gone. */ -void scmi_protocol_release(struct scmi_handle *handle, u8 protocol_id) +void scmi_protocol_release(const struct scmi_handle *handle, u8 protocol_id) { struct scmi_info *info = handle_to_scmi_info(handle); struct scmi_protocol_instance *pi; @@ -908,7 +908,7 @@ scmi_is_protocol_implemented(const struct scmi_handle *handle, u8 prot_id) } struct scmi_protocol_devres { - struct scmi_handle *handle; + const struct scmi_handle *handle; u8 protocol_id; }; -- 2.17.1