From patchwork Thu Jan 21 22:57:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saravana Kannan X-Patchwork-Id: 1430129 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20161025 header.b=ImsE1yIW; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4DMHrJ5Pkqz9sCq for ; Fri, 22 Jan 2021 09:58:56 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727001AbhAUW6x (ORCPT ); Thu, 21 Jan 2021 17:58:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49318 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727051AbhAUW6t (ORCPT ); Thu, 21 Jan 2021 17:58:49 -0500 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2534EC06178A for ; Thu, 21 Jan 2021 14:57:21 -0800 (PST) Received: by mail-yb1-xb49.google.com with SMTP id j12so3667800ybg.4 for ; Thu, 21 Jan 2021 14:57:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=uK0Guj4THP5+g44Z1zImR7+l85HfUzHMOtHW5TTbFrQ=; b=ImsE1yIWnsaLWJKqkKF6DHLyG4Jfq9a8VZaWAtFYT5/ADnPXhERzP1ZWXSFdsvDIDD EuHN6GEGCtOpkwE9UYUFBJUYv7S++PFMoMcUjMNu+zv6BPbShHbfo+/Hbtf7ZothLc57 TlsHjBXz7qc8X9ugUrxMCKCQAJi8q30LOuPfn7T4SOgTa9bEUuFALFvycM/5XteYnO0p W5R7fzwIewBeXDQzuwGiqboXlgy3cFEibVvuWrFzkx308XTVrK3HijFfsQ6IcnD0QxrY gSsINIMbyPfnooS281kGwFZo96F79RBV8twjIcXpc/Ewj0Oear7t/jSdS3G6VgPZP7yR 8ZfQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=uK0Guj4THP5+g44Z1zImR7+l85HfUzHMOtHW5TTbFrQ=; b=atgKFmjaNEMm5naiE/wWc0sJgpLkW71aifrqRh0ptLhHViwelrGSmJWt41Em4/v3ny xUTW0rg+Ft02c6D+9o9HX6B8HTFAgLm+uEfSNETBDOGYX0+sVVMcYl9n/ve8WQ4bdjhw LbfEVq9QL0qYDQwTCSqbXx36zCkqJzBe29z6mtpjtY9E+nI+bSrnOs/+aESyAuwwNPZU yZPW9HpWKRIAm0RArHEX+IKZDuK91rF4gPbJWINv9ZmcYnOjkiIuV7aAuNUhaSwYPxxM walYJ2Lvp5TYgG2f648ImabzSMFEzU3pspKka0Nr05kbSJ1ZGBRIlfUUht9HqMgamGdz 6/Og== X-Gm-Message-State: AOAM532EKK+IxQqo0nPW7mOxIJMmalHeIiMKMb+XQ4Ew6XCDS55iC4tH 07mPrCLz5w4JS9qUNfiwst2mHmdC6CDaSC8= X-Google-Smtp-Source: ABdhPJwFPya6ZpnojdN9+DfUQ2rdg/34vXkXUzMjpHddMGECP5xV2BbOs91bcILedlNvkfi3tEmbyaqkd6sPwjI= Sender: "saravanak via sendgmr" X-Received: from saravanak.san.corp.google.com ([2620:15c:2d:3:7220:84ff:fe09:fedc]) (user=saravanak job=sendgmr) by 2002:a25:7c46:: with SMTP id x67mr2450968ybc.464.1611269840361; Thu, 21 Jan 2021 14:57:20 -0800 (PST) Date: Thu, 21 Jan 2021 14:57:12 -0800 In-Reply-To: <20210121225712.1118239-1-saravanak@google.com> Message-Id: <20210121225712.1118239-3-saravanak@google.com> Mime-Version: 1.0 References: <20210121225712.1118239-1-saravanak@google.com> X-Mailer: git-send-email 2.30.0.280.ga3ce27912f-goog Subject: [PATCH v2 2/2] of: property: Add fw_devlink support for interrupts From: Saravana Kannan To: Rob Herring , Frank Rowand , Greg Kroah-Hartman Cc: Saravana Kannan , linux-tegra , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Linus Walleij , Bartosz Golaszewski , Geert Uytterhoeven , Jon Hunter , Marc Zyngier , Kevin Hilman , kernel-team@android.com, Rob Herring , Thierry Reding Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org This allows fw_devlink to create device links between consumers of an interrupt and the supplier of the interrupt. Cc: Marc Zyngier Cc: Kevin Hilman Cc: Greg Kroah-Hartman Reviewed-by: Rob Herring Reviewed-by: Thierry Reding Reviewed-by: Linus Walleij Signed-off-by: Saravana Kannan Reported-by: Marek Szyprowski Tested-by: Marek Szyprowski --- drivers/of/property.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/of/property.c b/drivers/of/property.c index b2ea1951d937..6287c6d60bb7 100644 --- a/drivers/of/property.c +++ b/drivers/of/property.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include @@ -1293,6 +1294,15 @@ static struct device_node *parse_gpio_compat(struct device_node *np, return sup_args.np; } +static struct device_node *parse_interrupts(struct device_node *np, + const char *prop_name, int index) +{ + if (strcmp(prop_name, "interrupts") || index) + return NULL; + + return of_irq_find_parent(np); +} + static const struct supplier_bindings of_supplier_bindings[] = { { .parse_prop = parse_clocks, }, { .parse_prop = parse_interconnects, }, @@ -1319,6 +1329,7 @@ static const struct supplier_bindings of_supplier_bindings[] = { { .parse_prop = parse_pinctrl7, }, { .parse_prop = parse_pinctrl8, }, { .parse_prop = parse_gpio_compat, }, + { .parse_prop = parse_interrupts, }, { .parse_prop = parse_regulators, }, { .parse_prop = parse_gpio, }, { .parse_prop = parse_gpios, },