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,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 6E976C11F6B for ; Fri, 2 Jul 2021 13:43:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F0A46142B for ; Fri, 2 Jul 2021 13:43:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232834AbhGBNqA (ORCPT ); Fri, 2 Jul 2021 09:46:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59746 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232738AbhGBNp6 (ORCPT ); Fri, 2 Jul 2021 09:45:58 -0400 Received: from mail-wm1-x32d.google.com (mail-wm1-x32d.google.com [IPv6:2a00:1450:4864:20::32d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 49DF2C0613DB for ; Fri, 2 Jul 2021 06:43:25 -0700 (PDT) Received: by mail-wm1-x32d.google.com with SMTP id w13so6702016wmc.3 for ; Fri, 02 Jul 2021 06:43:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=oW516jzYudrgPpoHV87MKKEstdKadYWrqHFNhZ2YbXA=; b=way0cvmvpUF//pESK1MSlN8gcdEsyHAj69bCaL8IEYc/LJFan9v4vW+vRFvWi/g8WP J7gizRBnYmsPfmvIxK2d8dYdAiE+nK4MsM0CkehKQICDARLSSkWPhMNtOrq/6sk0h411 Tq/PqhIeQheLbehlGW03RwZhuWTFvIH6cAnHv/DcsvmgsgJsXX98CXH+Wl77SohHEXzn e9XGyeBgy2RwEAYENMlHA/oIzzz0Y7iBj73tYeMXYhDEp9Y8kwNspNTjN25SrY1MTZVk NDxg/Z1i9V44vzjr7iAxiAmP+8YOHRbl6NxRwvzY11V2AtrEQ6/QrCKqOMSzS7gNpLOp ivlw== 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=oW516jzYudrgPpoHV87MKKEstdKadYWrqHFNhZ2YbXA=; b=F0wdy7KYZ4DR24aG9g7WvWfAkbwsDJf+Jk2Ppdz9gN+GDoOdHAu7MktsDAaEKBGX5L dfVqeeLGxrESIlXDcuPHLXz2ZhG828pKc/8ucx1wnFu/J8k3FSdD/Xnagj7wOA1kheW1 hq74cOCl6Rr0gSm6POm+2pvPA8dSpZRznyfFd+9s7WqVX4u+FDyicR8TNdiT3Kubu/jt Ur8HnRfFzEuL0mIKPugeT38RRgzJ6ZMj65cP6HE+9C7vVkguX7rxhSiAuORCeOY2h3Mg TwaBahE+y66a7OlrygSfUavufgV6s5uKs4Z6aCaN4OAE7vZvNXkHK1pO+jF/eXHIpoYO ImNw== X-Gm-Message-State: AOAM532aeJTBveUcc4dU/VBIocDMGN0j9KcAbXeLVO047Me60mSBnLdo u9R8kD1wc2q6s11Wxt9F+I8ss1V1Fox5lKnJ X-Google-Smtp-Source: ABdhPJxnTvB/oQhCVJWoCiwXtj3UUFWvJwpbiwNjlYhBG7D/FteEWRxC1TD81lekqvYBm7ouvzta9A== X-Received: by 2002:a7b:c3ca:: with SMTP id t10mr16781680wmj.74.1625233403909; Fri, 02 Jul 2021 06:43:23 -0700 (PDT) Received: from groot.home ([2a01:cb19:826e:8e00:c5f3:6ae:eaf:87a2]) by smtp.gmail.com with ESMTPSA id s1sm12595512wmj.8.2021.07.02.06.43.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jul 2021 06:43:23 -0700 (PDT) From: Mattijs Korpershoek To: Dmitry Torokhov , Matthias Brugger , Rob Herring Cc: Fabien Parent , linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Mattijs Korpershoek Subject: [PATCH v3 1/4] Input: mtk-pmic-keys - use get_irq_byname() instead of index Date: Fri, 2 Jul 2021 15:43:07 +0200 Message-Id: <20210702134310.3451560-2-mkorpershoek@baylibre.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210702134310.3451560-1-mkorpershoek@baylibre.com> References: <20210702134310.3451560-1-mkorpershoek@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some pmics of the mt6397 family (such as MT6358), have two IRQs per physical key: one for press event, another for release event. The mtk-pmic-keys driver assumes that each key only has one IRQ. The key index and the RES_IRQ resource index have a 1/1 mapping. This won't work for MT6358, as we have multiple resources (2) for one key. To prepare mtk-pmic-keys to support MT6358, retrieve IRQs by name instead of by index. Signed-off-by: Mattijs Korpershoek --- drivers/input/keyboard/mtk-pmic-keys.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/input/keyboard/mtk-pmic-keys.c b/drivers/input/keyboard/mtk-pmic-keys.c index 62391d6c7da6..d1abf95d5701 100644 --- a/drivers/input/keyboard/mtk-pmic-keys.c +++ b/drivers/input/keyboard/mtk-pmic-keys.c @@ -241,6 +241,7 @@ static int mtk_pmic_keys_probe(struct platform_device *pdev) unsigned int keycount; struct mt6397_chip *pmic_chip = dev_get_drvdata(pdev->dev.parent); struct device_node *node = pdev->dev.of_node, *child; + static const char *const irqnames[] = { "powerkey", "homekey" }; struct mtk_pmic_keys *keys; const struct mtk_pmic_regs *mtk_pmic_regs; struct input_dev *input_dev; @@ -268,7 +269,8 @@ static int mtk_pmic_keys_probe(struct platform_device *pdev) input_dev->id.version = 0x0001; keycount = of_get_available_child_count(node); - if (keycount > MTK_PMIC_MAX_KEY_COUNT) { + if (keycount > MTK_PMIC_MAX_KEY_COUNT || + keycount > ARRAY_SIZE(irqnames)) { dev_err(keys->dev, "too many keys defined (%d)\n", keycount); return -EINVAL; } @@ -276,7 +278,8 @@ static int mtk_pmic_keys_probe(struct platform_device *pdev) for_each_child_of_node(node, child) { keys->keys[index].regs = &mtk_pmic_regs->keys_regs[index]; - keys->keys[index].irq = platform_get_irq(pdev, index); + keys->keys[index].irq = + platform_get_irq_byname(pdev, irqnames[index]); if (keys->keys[index].irq < 0) { of_node_put(child); return keys->keys[index].irq; -- 2.27.0