From patchwork Thu Dec 12 18:51:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Elliot Berman X-Patchwork-Id: 11289175 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 80D50109A for ; Thu, 12 Dec 2019 18:51:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 564702073B for ; Thu, 12 Dec 2019 18:51:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="cO6UgdAP"; dkim=pass (1024-bit key) header.d=amazonses.com header.i=@amazonses.com header.b="WMIY9bKX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730511AbfLLSvq (ORCPT ); Thu, 12 Dec 2019 13:51:46 -0500 Received: from a27-56.smtp-out.us-west-2.amazonses.com ([54.240.27.56]:37124 "EHLO a27-56.smtp-out.us-west-2.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730658AbfLLSvV (ORCPT ); Thu, 12 Dec 2019 13:51:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=zsmsymrwgfyinv5wlfyidntwsjeeldzt; d=codeaurora.org; t=1576176680; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; bh=eCUEn4LD5D9VtBk5pZPvwROSrzfMyygmFCm7AbOdGgE=; b=cO6UgdAP5v/mGGsABBBrJyqRL8pwMFkhmZfhYRCLdMlCDTZixjWYPzXjyz5BcFHJ rH/DVvjQrFK8wr1faLVoxN/FANpwNomO1/SRxZaJ+TMwP7fdi+G4znZah+Iw6VUWpQR 9Iv8x8fMqcFFulVjg2Wjl/WMALDLy6qiZVS4Qhpg= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=gdwg2y3kokkkj5a55z2ilkup5wp5hhxx; d=amazonses.com; t=1576176680; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:Feedback-ID; bh=eCUEn4LD5D9VtBk5pZPvwROSrzfMyygmFCm7AbOdGgE=; b=WMIY9bKXWvPF2Jo2/8Tt4zBBGvN42xMtvMUVIpWw/XlE+pm8F7zEhz75VEBRLJTC f0OcEGq6Ar0ncTzsRe7NOMCkBd6Wp969wGqslebm8bgAokyIG+XrJL5Yfwg4Sz3QC29 wcChHSvYzu+ervyo4Ggnt32yiyzYwYfPLmPfqpqI= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.0 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2E43FC447A6 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=eberman@codeaurora.org From: Elliot Berman To: bjorn.andersson@linaro.org, agross@kernel.org, swboyd@chromium.org Cc: Elliot Berman , saiprakash.ranjan@codeaurora.org, tsoni@codeaurora.org, sidgup@codeaurora.org, psodagud@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 14/17] firmware: qcom_scm-32: Add device argument to atomic calls Date: Thu, 12 Dec 2019 18:51:20 +0000 Message-ID: <0101016efb737d36-0c04e30d-e728-48ac-a731-9e48130356ec-000000@us-west-2.amazonses.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1576176651-17089-1-git-send-email-eberman@codeaurora.org> References: <1576176651-17089-1-git-send-email-eberman@codeaurora.org> X-SES-Outgoing: 2019.12.12-54.240.27.56 Feedback-ID: 1.us-west-2.CZuq2qbDmUIuT3qdvXlRHZZCpfZqZ4GtG9v3VKgRyF0=:AmazonSES Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add unused "device" parameter to reduce merge friction between SMCCC and legacy based conventions in an upcoming patch. Signed-off-by: Elliot Berman --- drivers/firmware/qcom_scm-32.c | 18 ++++++++++-------- drivers/firmware/qcom_scm-64.c | 5 +++-- drivers/firmware/qcom_scm.c | 5 +++-- drivers/firmware/qcom_scm.h | 5 +++-- 4 files changed, 19 insertions(+), 14 deletions(-) diff --git a/drivers/firmware/qcom_scm-32.c b/drivers/firmware/qcom_scm-32.c index 9729a8a..e9b396c 100644 --- a/drivers/firmware/qcom_scm-32.c +++ b/drivers/firmware/qcom_scm-32.c @@ -285,7 +285,8 @@ static int qcom_scm_call(struct device *dev, const struct qcom_scm_desc *desc, * This shall only be used with commands that are guaranteed to be * uninterruptable, atomic and SMP safe. */ -static int qcom_scm_call_atomic(const struct qcom_scm_desc *desc, +static int qcom_scm_call_atomic(struct device *unused, + const struct qcom_scm_desc *desc, struct qcom_scm_res *res) { int context_id; @@ -316,7 +317,8 @@ static int qcom_scm_call_atomic(const struct qcom_scm_desc *desc, * Set the cold boot address of the cpus. Any cpu outside the supported * range would be removed from the cpu present mask. */ -int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus) +int __qcom_scm_set_cold_boot_addr(struct device *dev, void *entry, + const cpumask_t *cpus) { int flags = 0; int cpu; @@ -345,7 +347,7 @@ int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus) desc.args[1] = virt_to_phys(entry); desc.arginfo = QCOM_SCM_ARGS(2); - return qcom_scm_call_atomic(&desc, NULL); + return qcom_scm_call_atomic(dev, &desc, NULL); } /** @@ -402,7 +404,7 @@ int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry, * the control would return from this function, otherwise, the cpu jumps to the * warm boot entry point set for this cpu upon reset. */ -void __qcom_scm_cpu_power_down(u32 flags) +void __qcom_scm_cpu_power_down(struct device *dev, u32 flags) { struct qcom_scm_desc desc = { .svc = QCOM_SCM_SVC_BOOT, @@ -411,7 +413,7 @@ void __qcom_scm_cpu_power_down(u32 flags) .arginfo = QCOM_SCM_ARGS(1), }; - qcom_scm_call_atomic(&desc, NULL); + qcom_scm_call_atomic(dev, &desc, NULL); } int __qcom_scm_is_call_available(struct device *dev, u32 svc_id, u32 cmd_id) @@ -616,7 +618,7 @@ int __qcom_scm_set_dload_mode(struct device *dev, bool enable) desc.args[1] = enable ? QCOM_SCM_BOOT_SET_DLOAD_MODE : 0; desc.arginfo = QCOM_SCM_ARGS(2); - return qcom_scm_call_atomic(&desc, NULL); + return qcom_scm_call_atomic(dev, &desc, NULL); } int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id) @@ -687,7 +689,7 @@ int __qcom_scm_io_readl(struct device *dev, phys_addr_t addr, desc.args[0] = addr; desc.arginfo = QCOM_SCM_ARGS(1); - ret = qcom_scm_call_atomic(&desc, &res); + ret = qcom_scm_call_atomic(dev, &desc, &res); if (ret >= 0) *val = res.result[0]; @@ -705,7 +707,7 @@ int __qcom_scm_io_writel(struct device *dev, phys_addr_t addr, unsigned int val) desc.args[1] = val; desc.arginfo = QCOM_SCM_ARGS(2); - return qcom_scm_call_atomic(&desc, NULL); + return qcom_scm_call_atomic(dev, &desc, NULL); } int __qcom_scm_qsmmu500_wait_safe_toggle(struct device *dev, bool enable) diff --git a/drivers/firmware/qcom_scm-64.c b/drivers/firmware/qcom_scm-64.c index 6bc7f69..9507047 100644 --- a/drivers/firmware/qcom_scm-64.c +++ b/drivers/firmware/qcom_scm-64.c @@ -239,7 +239,8 @@ static int qcom_scm_call_atomic(struct device *dev, * Set the cold boot address of the cpus. Any cpu outside the supported * range would be removed from the cpu present mask. */ -int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus) +int __qcom_scm_set_cold_boot_addr(struct device *dev, void *entry, + const cpumask_t *cpus) { return -ENOTSUPP; } @@ -267,7 +268,7 @@ int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry, * the control would return from this function, otherwise, the cpu jumps to the * warm boot entry point set for this cpu upon reset. */ -void __qcom_scm_cpu_power_down(u32 flags) +void __qcom_scm_cpu_power_down(struct device *dev, u32 flags) { } diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c index 097f8b3..5efe729 100644 --- a/drivers/firmware/qcom_scm.c +++ b/drivers/firmware/qcom_scm.c @@ -94,7 +94,8 @@ static void qcom_scm_clk_disable(void) */ int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus) { - return __qcom_scm_set_cold_boot_addr(entry, cpus); + return __qcom_scm_set_cold_boot_addr(__scm ? __scm->dev : NULL, entry, + cpus); } EXPORT_SYMBOL(qcom_scm_set_cold_boot_addr); @@ -122,7 +123,7 @@ EXPORT_SYMBOL(qcom_scm_set_warm_boot_addr); */ void qcom_scm_cpu_power_down(u32 flags) { - __qcom_scm_cpu_power_down(flags); + __qcom_scm_cpu_power_down(__scm ? __scm->dev : NULL, flags); } EXPORT_SYMBOL(qcom_scm_cpu_power_down); diff --git a/drivers/firmware/qcom_scm.h b/drivers/firmware/qcom_scm.h index afcca16..a022556 100644 --- a/drivers/firmware/qcom_scm.h +++ b/drivers/firmware/qcom_scm.h @@ -13,11 +13,12 @@ extern int __qcom_scm_set_dload_mode(struct device *dev, bool enable); extern int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry, const cpumask_t *cpus); -extern int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus); +extern int __qcom_scm_set_cold_boot_addr(struct device *dev, void *entry, + const cpumask_t *cpus); #define QCOM_SCM_BOOT_TERMINATE_PC 0x2 #define QCOM_SCM_FLUSH_FLAG_MASK 0x3 -extern void __qcom_scm_cpu_power_down(u32 flags); +extern void __qcom_scm_cpu_power_down(struct device *dev, u32 flags); #define QCOM_SCM_SVC_IO 0x5 #define QCOM_SCM_IO_READ 0x1