From patchwork Thu Aug 3 04:03:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13339220 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C0ECDC001DF for ; Thu, 3 Aug 2023 04:04:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=hYX9oiFhseZRa3VUcHYtMQ+8ZTlBdh3izIooBciTc7U=; b=0o3RbD9jgA701frISEEd3sJrTR M/PXYnPVyH/ebG8C7u0Eob3o74bF99DhPHACAQyoVey2xvqh3QWPFuq05XIcR4YJ4IxJIWemRtttU MqS9h1POqcjCQDDuc146qL2cMEi7dyelhV2sPSfEGUEbGq2Tth+jrEsB6PZ7R1TSNOKnTovz+9LQV jpRLVmdgosKbDMVUTEJMS5a1rl81TWa6jk3RDFqV2DXbwmM/dn3MT7uw3na+u76hyKz6RfQOwYbXK 28PwXZxi6UjbkPICRqpAhkhqDL9zzYRV6fYZx1u/PmFnNtuON5ibneORt7d0p+ihbXRf+ODf+scEE mFYIvAPg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qRPZv-006as2-0Q; Thu, 03 Aug 2023 04:04:47 +0000 Received: from szxga03-in.huawei.com ([45.249.212.189]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qRPZp-006apV-1R; Thu, 03 Aug 2023 04:04:43 +0000 Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.55]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4RGZsq4dchzyNHn; Thu, 3 Aug 2023 12:01:51 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Thu, 3 Aug 2023 12:04:34 +0800 From: Ruan Jinjie To: , , , , , , , , , , , , CC: Subject: [PATCH -next v2 0/2] drm: Do not check for 0 return after calling platform_get_irq() Date: Thu, 3 Aug 2023 12:03:58 +0800 Message-ID: <20230803040401.3067484-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230802_210441_695465_4CD891EF X-CRM114-Status: UNSURE ( 8.15 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Since commit a85a6c86c25b ("driver core: platform: Clarify that IRQ 0 is invalid"), there is no possible both for platform_get_irq() and platform_get_irq_byname() to return 0. And the return value of platform_get_irq() or platform_get_irq_byname() is more sensible to show the error reason. Changes in v2: - Update the cover letter to fix the style warning. Ruan Jinjie (2): drm/panfrost: Do not check for 0 return after calling platform_get_irq_byname() drm/mediatek: Do not check for 0 return after calling platform_get_irq() drivers/gpu/drm/mediatek/mtk_dpi.c | 4 ++-- drivers/gpu/drm/panfrost/panfrost_gpu.c | 4 ++-- drivers/gpu/drm/panfrost/panfrost_job.c | 4 ++-- drivers/gpu/drm/panfrost/panfrost_mmu.c | 4 ++-- 4 files changed, 8 insertions(+), 8 deletions(-)