From patchwork Wed Dec 8 19:21:09 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Shtylyov X-Patchwork-Id: 12695406 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 059FDC433F5 for ; Wed, 8 Dec 2021 19:23:59 +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:References:In-Reply-To: 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: List-Owner; bh=BqVeklzLsCeMbpHQ3EIN+wwzkICCFgHpDp2+7lxn2UQ=; b=UMNmZwnhXCWCCs ihhFlqkpjoomSFr87mND7cTlFwk38UQC9jmOL8As3BwuPcV9BCQPKfj7+FLPcXIyfX1PGDcz3gIMi S+BJZZAISDb7QJbtcp0RyiCRCitBTV5c4Zu9SvN7y3RH6ZuyzioiKkYFAp5kxvLJoXW/ltZbFb55B BV+xuNDCE936gwlMejZUhrCL6LsZ8k5roBawyVkmRQotEISAZY6oOb+gnnoxcbXYCdLWr+DQqRsjL HaTZ9w9cFHQT92fEKNRaG26FBUfjU8Q4z8+sgwL7/WyqmNfvVhmTkDxwQifg211dsZZcTKzDDNnu9 BeH+C3X2RHBkBoG9+scA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mv2WW-00E13N-Nc; Wed, 08 Dec 2021 19:22:41 +0000 Received: from mxout04.lancloud.ru ([45.84.86.114]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mv2VQ-00E0K8-Vb for linux-arm-kernel@lists.infradead.org; Wed, 08 Dec 2021 19:21:36 +0000 Received: from LanCloud DKIM-Filter: OpenDKIM Filter v2.11.0 mxout04.lancloud.ru A1A1B20A77AD Received: from LanCloud Received: from LanCloud Received: from LanCloud From: Sergey Shtylyov To: , Greg Kroah-Hartman , Felipe Balbi CC: Kevin Cernekee , Florian Fainelli , , Subject: [PATCH v2 01/10] usb: gadget: udc: bcm63xx: fix deferred probing Date: Wed, 8 Dec 2021 22:21:09 +0300 Message-ID: <20211208192118.7483-2-s.shtylyov@omp.ru> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20211208192118.7483-1-s.shtylyov@omp.ru> References: <20211208192118.7483-1-s.shtylyov@omp.ru> MIME-Version: 1.0 X-Originating-IP: [192.168.11.198] X-ClientProxiedBy: LFEXT01.lancloud.ru (fd00:f066::141) To LFEX1907.lancloud.ru (fd00:f066::207) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211208_112133_235143_D4BD4563 X-CRM114-Status: GOOD ( 13.29 ) 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 The driver overrides the error codes returned by platform_get_irq() to -ENXIO for some strange reason, so if it returns -EPROBE_DEFER, the driver will fail the probe permanently instead of the deferred probing. Switch to propagating the error codes upstream. Fixes: 613065e53cb1 ("usb: gadget: bcm63xx UDC driver") Signed-off-by: Sergey Shtylyov --- drivers/usb/gadget/udc/bcm63xx_udc.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/usb/gadget/udc/bcm63xx_udc.c b/drivers/usb/gadget/udc/bcm63xx_udc.c index a9f07c59fc37..2cdb07905bde 100644 --- a/drivers/usb/gadget/udc/bcm63xx_udc.c +++ b/drivers/usb/gadget/udc/bcm63xx_udc.c @@ -2321,8 +2321,10 @@ static int bcm63xx_udc_probe(struct platform_device *pdev) /* IRQ resource #0: control interrupt (VBUS, speed, etc.) */ irq = platform_get_irq(pdev, 0); - if (irq < 0) + if (irq < 0) { + rc = irq; goto out_uninit; + } if (devm_request_irq(dev, irq, &bcm63xx_udc_ctrl_isr, 0, dev_name(dev), udc) < 0) goto report_request_failure; @@ -2330,8 +2332,10 @@ static int bcm63xx_udc_probe(struct platform_device *pdev) /* IRQ resources #1-6: data interrupts for IUDMA channels 0-5 */ for (i = 0; i < BCM63XX_NUM_IUDMA; i++) { irq = platform_get_irq(pdev, i + 1); - if (irq < 0) + if (irq < 0) { + rc = irq; goto out_uninit; + } if (devm_request_irq(dev, irq, &bcm63xx_udc_data_isr, 0, dev_name(dev), &udc->iudma[i]) < 0) goto report_request_failure; From patchwork Wed Dec 8 19:21:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Shtylyov X-Patchwork-Id: 12695405 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 3802FC433EF for ; Wed, 8 Dec 2021 19:23:36 +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:References:In-Reply-To: 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: List-Owner; bh=yiJpzaPDYfa1SPct3GYNyTAF+uXMCvY7ZY+8Y/ZkkYQ=; b=2TamAN47T8xwJp st+Oi6vDscCzQ0zBrEmd//C4rdwjn28Ud2IAuV9r6MuJ2ev6tsk6i3i03vKLYF4RdpMX3j+c6jwVp K7izTsDhJGBXCC24ybj6j8hx4Odfe0nxrKfvQ6R87Ht0EPTmU1A06Chwx/TMNzk4Hpa265Gzdkd4z eyPDF/WLuFUH35PYgDOxhPBczt/680XImDdCo1ErzGb3ADAIauvO9VnSrO9ebkCqLW3JlK99M72nK 6Mak6RzvqRs6J4nG/NRh/F3LvEJJ/lUkU/4atV7r7LOFQXxsODEpojqsPs9Y1AKP/rrYivZIjtiFZ IGY9Z/j/a7ae7DZwuVWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mv2W1-00E0ki-3W; Wed, 08 Dec 2021 19:22:09 +0000 Received: from mxout02.lancloud.ru ([45.84.86.82]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mv2VQ-00E0KV-97 for linux-arm-kernel@lists.infradead.org; Wed, 08 Dec 2021 19:21:34 +0000 Received: from LanCloud DKIM-Filter: OpenDKIM Filter v2.11.0 mxout02.lancloud.ru BFF4720C087E Received: from LanCloud Received: from LanCloud Received: from LanCloud From: Sergey Shtylyov To: , Greg Kroah-Hartman , Felipe Balbi CC: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Subject: [PATCH v2 03/10] usb: gadget: udc: pxa25x: fix deferred probing Date: Wed, 8 Dec 2021 22:21:11 +0300 Message-ID: <20211208192118.7483-4-s.shtylyov@omp.ru> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20211208192118.7483-1-s.shtylyov@omp.ru> References: <20211208192118.7483-1-s.shtylyov@omp.ru> MIME-Version: 1.0 X-Originating-IP: [192.168.11.198] X-ClientProxiedBy: LFEXT01.lancloud.ru (fd00:f066::141) To LFEX1907.lancloud.ru (fd00:f066::207) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211208_112132_551523_858032FC X-CRM114-Status: GOOD ( 12.79 ) 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 The driver overrides the error codes returned by platform_get_irq() to -ENODEV for some strange reason, so if it returns -EPROBE_DEFER, the driver will fail the probe permanently instead of the deferred probing. Switch to propagating the error codes upstream. Fixes: 34ebcd28235d ("pxa2xx_udc: cleanups, use platform_get_irq") Signed-off-by: Sergey Shtylyov --- drivers/usb/gadget/udc/pxa25x_udc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/gadget/udc/pxa25x_udc.c b/drivers/usb/gadget/udc/pxa25x_udc.c index 52cdfd8212d6..b38747fd3bb0 100644 --- a/drivers/usb/gadget/udc/pxa25x_udc.c +++ b/drivers/usb/gadget/udc/pxa25x_udc.c @@ -2364,7 +2364,7 @@ static int pxa25x_udc_probe(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); if (irq < 0) - return -ENODEV; + return irq; dev->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(dev->regs)) From patchwork Wed Dec 8 19:21:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Shtylyov X-Patchwork-Id: 12695404 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 3D5BFC433EF for ; Wed, 8 Dec 2021 19:23:17 +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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cqbF/Ss69EJ9ubT0cH4Xa2U3bmzLCT6VCF3OBSVi9P4=; b=VfPk9zcxfJnoHp dlAFY80CIp+mhxq8SqW5Qm0Dsh3XqXKZwp4+3g+nNXf78Nov5rOND1EjelpIMEUV3OFcNceVFsbZK 9Mjn0gxYIo8Uw6JpO3clJwBgPStVLvhOqNlYSpVwUmckvYfjBWMbZW8rTp/HCk9H5zbySQMdtQnJs pICuYKBxRKVEUdbnsnsU8hxEmakhcp93QrF5V5KzIukXRPGJUpJb3VoL4hEW11441bfHmGBViWc1i 6yLDwsf3WwMAF460B6JSrvvG4PCJuNfneUrQ6HmfHS++PUume3k2rX8eI7EbrFiiSOcOoWIRN5xOu rp67dXVbWOmyIFp2so2Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mv2Vj-00E0ZC-FP; Wed, 08 Dec 2021 19:21:51 +0000 Received: from mxout03.lancloud.ru ([45.84.86.113]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mv2VQ-00E0Ky-Bl for linux-arm-kernel@lists.infradead.org; Wed, 08 Dec 2021 19:21:34 +0000 Received: from LanCloud DKIM-Filter: OpenDKIM Filter v2.11.0 mxout03.lancloud.ru 89DC7206004E Received: from LanCloud Received: from LanCloud Received: from LanCloud From: Sergey Shtylyov To: , Greg Kroah-Hartman , Alan Stern Subject: [PATCH v2 04/10] usb: host: ehci-atmel: fix deferred probing Date: Wed, 8 Dec 2021 22:21:12 +0300 Message-ID: <20211208192118.7483-5-s.shtylyov@omp.ru> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20211208192118.7483-1-s.shtylyov@omp.ru> References: <20211208192118.7483-1-s.shtylyov@omp.ru> MIME-Version: 1.0 X-Originating-IP: [192.168.11.198] X-ClientProxiedBy: LFEXT01.lancloud.ru (fd00:f066::141) To LFEX1907.lancloud.ru (fd00:f066::207) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211208_112132_617301_AF5BC789 X-CRM114-Status: GOOD ( 14.33 ) 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: , Cc: Alexandre Belloni , Ludovic Desroches , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The driver overrides the error codes and IRQ0 returned by platform_get_irq() to -ENODEV, so if it returns -EPROBE_DEFER, the driver will fail the probe permanently instead of the deferred probing. Switch to propagating the error codes upstream. IRQ0 is no longer returned by platform_get_irq(), so we now can safely ignore it... Fixes: 501c9c0802d9 ("USB: at91: Add USB EHCI driver for at91sam9g45 series") Signed-off-by: Sergey Shtylyov --- Changes in version 2: - removed the check for IRQ0, updated the patch description accordingly. drivers/usb/host/ehci-atmel.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c index 05d41fd65f25..bc3fdb588e6b 100644 --- a/drivers/usb/host/ehci-atmel.c +++ b/drivers/usb/host/ehci-atmel.c @@ -104,8 +104,8 @@ static int ehci_atmel_drv_probe(struct platform_device *pdev) pr_debug("Initializing Atmel-SoC USB Host Controller\n"); irq = platform_get_irq(pdev, 0); - if (irq <= 0) { - retval = -ENODEV; + if (irq < 0) { + retval = irq; goto fail_create_hcd; }