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=-9.0 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 566D4C282C0 for ; Wed, 23 Jan 2019 14:16:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 24ACC20870 for ; Wed, 23 Jan 2019 14:16:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20150623.gappssmtp.com header.i=@bgdev-pl.20150623.gappssmtp.com header.b="U87ItS5a" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727331AbfAWOQg (ORCPT ); Wed, 23 Jan 2019 09:16:36 -0500 Received: from mail-wr1-f65.google.com ([209.85.221.65]:32808 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726995AbfAWOPu (ORCPT ); Wed, 23 Jan 2019 09:15:50 -0500 Received: by mail-wr1-f65.google.com with SMTP id p7so2672567wru.0 for ; Wed, 23 Jan 2019 06:15:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=phuvz1JRrnRqzpouEYay5SFWuk0hSkE+vMxZP22Ixuo=; b=U87ItS5afQ2NJJPquJR1Qsy6Eu3bpCXJ6IiL5592nf2nyvppRdz1wibZ8H8JybiySB AsQQUV1MU44mnFlQ/tb+gDc0KI6PijFbp5O31xgmvk+qcbiJ7R6PP67rJIpDRr0OhgLH uC95ymur/CD2kelBkzEC+n0aB8pWF0HzCeEGmWcOEXgdN9lBL5R3bgsODulemMjW3SYR TvlZgX0OIEMAd1oTrGIydU4FlPX0YCGf91y3SexKjUbpsr6Iyx/Qejme512gguzHkdE/ 0+Wim82BiT9BVcMVtsyJcA7j3BdxVI4OM7g3EhoowCRxuseW33BxZUUzFtwttFep09yv Z7GA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=phuvz1JRrnRqzpouEYay5SFWuk0hSkE+vMxZP22Ixuo=; b=SxeSO/s0TKoUh5CrLsu91N2TE5UEnimHS/waCIDvJgIQWinjGxeLSuVdDiG5QuMe6n RKNfak7KVPZ50w38jobVe103zf+s1wz8VuTEvUe37yfry4u+zQpilgk+17EloGqDt2+W AHqoe5Cr13yDIfzqStmwo7KOhNk2Q+6or0s6sQIXUqLWP8dJQ+CtyTcmS8Df763Nz6S5 zQgp8Bp09TFjL0hy7DQT6OrngN69DsiD/k3qP0KxU5J8AJvG0RiHXlBWz6j7kWtkhGPt De/7XHFMXPq173AwwIkJuSsT1BCh7pKmWw7zRa3xplKW1xkCNE+Il32IVriP8/W+fqwT MZfQ== X-Gm-Message-State: AJcUukcH/a3EmQ+AKQTLl2HBeTELhEgEU92gpqbPbLi95HCaOLieDHgQ FqiWrBm4l7e4GyRcC4oc7TufPQ== X-Google-Smtp-Source: ALg8bN7xlucqJUCuaZiyp44b+7+HpCE7qf8DC9M8BNfNOvc0WCs045/gqAt+0xO9gPunU3SCU/ZaEA== X-Received: by 2002:adf:db01:: with SMTP id s1mr2918433wri.214.1548252948785; Wed, 23 Jan 2019 06:15:48 -0800 (PST) Received: from debian-brgl.home ([2a01:cb1d:af:5b00:6d6c:8493:1ab5:dad7]) by smtp.gmail.com with ESMTPSA id a8sm29072997wme.23.2019.01.23.06.15.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Jan 2019 06:15:48 -0800 (PST) From: Bartosz Golaszewski To: Linus Walleij , Thomas Gleixner , Marc Zyngier , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH 3/9] irq/irq_sim: provide irq_sim_get_type() Date: Wed, 23 Jan 2019 15:15:32 +0100 Message-Id: <20190123141538.29408-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190123141538.29408-1-brgl@bgdev.pl> References: <20190123141538.29408-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bartosz Golaszewski Provide a helper that allows users to retrieve the configured flow type of dummy interrupts. That allows certain users to decide whether an irq needs to be fired depending on its edge/level/... configuration. Signed-off-by: Bartosz Golaszewski --- include/linux/irq_sim.h | 2 ++ kernel/irq/irq_sim.c | 25 +++++++++++++++++++++++++ 2 files changed, 27 insertions(+) diff --git a/include/linux/irq_sim.h b/include/linux/irq_sim.h index b96c2f752320..782dfc599632 100644 --- a/include/linux/irq_sim.h +++ b/include/linux/irq_sim.h @@ -23,6 +23,7 @@ struct irq_sim_work_ctx { struct irq_sim_irq_ctx { bool enabled; + unsigned int type; }; struct irq_sim { @@ -39,5 +40,6 @@ int devm_irq_sim_init(struct device *dev, struct irq_sim *sim, void irq_sim_fini(struct irq_sim *sim); void irq_sim_fire(struct irq_sim *sim, unsigned int offset); int irq_sim_irqnum(struct irq_sim *sim, unsigned int offset); +int irq_sim_get_type(struct irq_sim *sim, unsigned int offset); #endif /* _LINUX_IRQ_SIM_H */ diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index 2bcdbab1bc5a..9168e7100559 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -25,6 +25,15 @@ static void irq_sim_irqunmask(struct irq_data *data) irq_ctx->enabled = true; } +static int irq_sim_set_type(struct irq_data *data, unsigned int type) +{ + struct irq_sim_irq_ctx *irq_ctx = irq_data_get_irq_chip_data(data); + + irq_ctx->type = type; + + return 0; +} + static void irq_sim_handle_irq(struct irq_work *work) { struct irq_sim_work_ctx *work_ctx; @@ -107,6 +116,7 @@ int irq_sim_init(struct irq_sim *sim, unsigned int num_irqs) sim->chip.name = "irq_sim"; sim->chip.irq_mask = irq_sim_irqmask; sim->chip.irq_unmask = irq_sim_irqunmask; + sim->chip.irq_set_type = irq_sim_set_type; sim->work_ctx.pending = bitmap_zalloc(num_irqs, GFP_KERNEL); if (!sim->work_ctx.pending) { @@ -220,3 +230,18 @@ int irq_sim_irqnum(struct irq_sim *sim, unsigned int offset) return irq_find_mapping(sim->domain, offset); } EXPORT_SYMBOL_GPL(irq_sim_irqnum); + +/** + * irq_sim_get_type - Get the configured flow type of a dummy interrupt. + * + * @sim: The interrupt simulator object. + * @offset: Offset of the simulated interrupt for which to retrieve + * the type. + */ +int irq_sim_get_type(struct irq_sim *sim, unsigned int offset) +{ + struct irq_sim_irq_ctx *ctx = irq_sim_get_ctx(sim, offset); + + return ctx->type; +} +EXPORT_SYMBOL_GPL(irq_sim_get_type); -- 2.19.1