From patchwork Thu Aug 3 03:16:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13339205 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 D928FC001DF for ; Thu, 3 Aug 2023 03:17:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=fzDwXQz015nwDMja9DGtszwk67lIKI1QvRnS2oHOEAM=; b=JlpK8JgAUUK2tv pkVoIUUlVrzrvQUl6EBzAO+E2jdOTQYu73nNRh3XqQ7AKdgy0nxZEpusgNrrG9xcSugieoYXvgMBe fNDtE6tRJPiHOOY1kgSr4WMcd8NZsQQPiydF0cO07NMtvW+so3Rs5tIH+NKBfq4MD92WurHlYgkvg TEDjRhK/nniR1J/EapWw3fGk2BT6bgsF+DQVSVIiuvIOOeX1bQE6eSP4qbuTSgTYBebRexzQk3//z bn2r4lMCIb+DbYLg+hc/F+0RsrEmKT18OPhlTwtIwlicX8kyAfuPZM8EXNrdVYL1jqCRVJu2zrAxf 9Sha93VjIem52QfVH2FQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qROpm-006X85-0t; Thu, 03 Aug 2023 03:17:06 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qROpi-006X71-1w; Thu, 03 Aug 2023 03:17:04 +0000 Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RGYrp4h6gzrS65; Thu, 3 Aug 2023 11:15:54 +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 11:16:57 +0800 From: Ruan Jinjie To: , , , , , , , , , , , , CC: Subject: [PATCH -next 0/2] drm: Do not check for 0 return after calling platform_get_irq() Date: Thu, 3 Aug 2023 11:16:20 +0800 Message-ID: <20230803031622.3023868-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) 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_201702_794561_F42F0260 X-CRM114-Status: UNSURE ( 8.06 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Since commit a85a6c86c25be ("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. 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(-)