From patchwork Mon May 27 15:19:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 10963353 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 74DAC912 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 64BD4287A4 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 58A50287B8; Mon, 27 May 2019 15:20:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E30D7287A4 for ; Mon, 27 May 2019 15:20:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726094AbfE0PUI (ORCPT ); Mon, 27 May 2019 11:20:08 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:57512 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726996AbfE0PUC (ORCPT ); Mon, 27 May 2019 11:20:02 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4RFJFZq030079; Mon, 27 May 2019 10:19:34 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com Received: from mail4.cirrus.com ([87.246.98.35]) by mx0b-001ae601.pphosted.com with ESMTP id 2sq24q28p5-1; Mon, 27 May 2019 10:19:33 -0500 Received: from EDIEX01.ad.cirrus.com (ediex01.ad.cirrus.com [198.61.84.80]) by mail4.cirrus.com (Postfix) with ESMTP id 8867A611C8AC; Mon, 27 May 2019 10:20:24 -0500 (CDT) Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Mon, 27 May 2019 16:19:32 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1591.10 via Frontend Transport; Mon, 27 May 2019 16:19:32 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 7A0ED44; Mon, 27 May 2019 16:19:32 +0100 (BST) From: Charles Keepax To: , CC: , , , , , , , Subject: [PATCH v2 1/6] i2c: core: Allow whole core to use i2c_dev_irq_from_resources Date: Mon, 27 May 2019 16:19:27 +0100 Message-ID: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=516 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905270108 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Remove the static from i2c_dev_irq_from _resources so that other parts of the core code can use this helper function. Signed-off-by: Charles Keepax --- Patch new since v1, factored out from Use available IRQ helper functions. Thanks, Charles drivers/i2c/i2c-core-base.c | 4 ++-- drivers/i2c/i2c-core.h | 2 ++ 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index d389d4fb0623a..84bf11b25a120 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -687,8 +687,8 @@ static void i2c_dev_set_name(struct i2c_adapter *adap, i2c_encode_flags_to_addr(client)); } -static int i2c_dev_irq_from_resources(const struct resource *resources, - unsigned int num_resources) +int i2c_dev_irq_from_resources(const struct resource *resources, + unsigned int num_resources) { struct irq_data *irqd; int i; diff --git a/drivers/i2c/i2c-core.h b/drivers/i2c/i2c-core.h index c88cfef813431..8f3a08dc73a25 100644 --- a/drivers/i2c/i2c-core.h +++ b/drivers/i2c/i2c-core.h @@ -28,6 +28,8 @@ extern struct list_head __i2c_board_list; extern int __i2c_first_dynamic_bus_num; int i2c_check_7bit_addr_validity_strict(unsigned short addr); +int i2c_dev_irq_from_resources(const struct resource *resources, + unsigned int num_resources); /* * We only allow atomic transfers for very late communication, e.g. to send From patchwork Mon May 27 15:19:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 10963355 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B368E16C1 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A3ED71FFC8 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A228A287B8; Mon, 27 May 2019 15:20:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0E85E287AF for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726968AbfE0PUB (ORCPT ); Mon, 27 May 2019 11:20:01 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:57506 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726380AbfE0PUA (ORCPT ); Mon, 27 May 2019 11:20:00 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4RFJWWj030128; Mon, 27 May 2019 10:19:34 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com Received: from mail2.cirrus.com (mail2.cirrus.com [141.131.128.20]) by mx0b-001ae601.pphosted.com with ESMTP id 2sq24q28p6-1; Mon, 27 May 2019 10:19:34 -0500 Received: from EDIEX02.ad.cirrus.com (unknown [198.61.84.81]) by mail2.cirrus.com (Postfix) with ESMTP id 41E1B605A6A9; Mon, 27 May 2019 10:19:33 -0500 (CDT) Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX02.ad.cirrus.com (198.61.84.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Mon, 27 May 2019 16:19:32 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1591.10 via Frontend Transport; Mon, 27 May 2019 16:19:32 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 8064D2A1; Mon, 27 May 2019 16:19:32 +0100 (BST) From: Charles Keepax To: , CC: , , , , , , , Subject: [PATCH v2 2/6] i2c: acpi: Use available IRQ helper functions Date: Mon, 27 May 2019 16:19:28 +0100 Message-ID: <20190527151932.14310-2-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> References: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=930 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905270108 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use the available IRQ helper functions, most of the functions have additional helpful side affects like configuring the trigger type of the IRQ. Signed-off-by: Charles Keepax --- Changes since v1: - Moved earlier in the patch series. drivers/i2c/i2c-core-acpi.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index 2728006920888..4b0387d040698 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -137,14 +137,25 @@ static int i2c_acpi_do_lookup(struct acpi_device *adev, return 0; } +static int i2c_acpi_add_resource(struct acpi_resource *ares, void *data) +{ + int *irq = data; + struct resource r; + + if (*irq < 0 && acpi_dev_resource_interrupt(ares, 0, &r)) + *irq = i2c_dev_irq_from_resources(&r, 1); + + return 1; /* No need to add resource to the list */ +} + static int i2c_acpi_get_info(struct acpi_device *adev, struct i2c_board_info *info, struct i2c_adapter *adapter, acpi_handle *adapter_handle) { struct list_head resource_list; - struct resource_entry *entry; struct i2c_acpi_lookup lookup; + int irq = -ENOENT; int ret; memset(&lookup, 0, sizeof(lookup)); @@ -176,16 +187,13 @@ static int i2c_acpi_get_info(struct acpi_device *adev, /* Then fill IRQ number if any */ INIT_LIST_HEAD(&resource_list); - ret = acpi_dev_get_resources(adev, &resource_list, NULL, NULL); + ret = acpi_dev_get_resources(adev, &resource_list, + i2c_acpi_add_resource, &irq); if (ret < 0) return -EINVAL; - resource_list_for_each_entry(entry, &resource_list) { - if (resource_type(entry->res) == IORESOURCE_IRQ) { - info->irq = entry->res->start; - break; - } - } + if (irq >= 0) + info->irq = irq; acpi_dev_free_resource_list(&resource_list); From patchwork Mon May 27 15:19:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 10963363 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 587E81986 for ; Mon, 27 May 2019 15:20:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 480161FFBE for ; Mon, 27 May 2019 15:20:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3C62E284F5; Mon, 27 May 2019 15:20:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3060728786 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726905AbfE0PUA (ORCPT ); Mon, 27 May 2019 11:20:00 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:57502 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726297AbfE0PUA (ORCPT ); Mon, 27 May 2019 11:20:00 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4RFJEKg030074; Mon, 27 May 2019 10:19:33 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com Received: from mail4.cirrus.com ([87.246.98.35]) by mx0b-001ae601.pphosted.com with ESMTP id 2sq24q28p1-1; Mon, 27 May 2019 10:19:33 -0500 Received: from EDIEX01.ad.cirrus.com (ediex01.ad.cirrus.com [198.61.84.80]) by mail4.cirrus.com (Postfix) with ESMTP id 93021611C8AF; Mon, 27 May 2019 10:20:24 -0500 (CDT) Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Mon, 27 May 2019 16:19:32 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1591.10 via Frontend Transport; Mon, 27 May 2019 16:19:32 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 91C632DA; Mon, 27 May 2019 16:19:32 +0100 (BST) From: Charles Keepax To: , CC: , , , , , , , Subject: [PATCH v2 3/6] i2c: acpi: Factor out getting the IRQ from ACPI Date: Mon, 27 May 2019 16:19:29 +0100 Message-ID: <20190527151932.14310-3-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> References: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=946 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905270108 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In preparation for future refactoring factor out the fetch of the IRQ into its own helper function. Signed-off-by: Charles Keepax --- Changes since v1: - Update function to just return the IRQ rather than use a pointer argument. Thanks, Charles drivers/i2c/i2c-core-acpi.c | 33 +++++++++++++++++++++------------ 1 file changed, 21 insertions(+), 12 deletions(-) diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index 4b0387d040698..f28d702dc6a89 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -148,14 +148,30 @@ static int i2c_acpi_add_resource(struct acpi_resource *ares, void *data) return 1; /* No need to add resource to the list */ } +static int i2c_acpi_get_irq(struct acpi_device *adev) +{ + struct list_head resource_list; + int irq = -ENOENT; + int ret; + + INIT_LIST_HEAD(&resource_list); + + ret = acpi_dev_get_resources(adev, &resource_list, + i2c_acpi_add_resource, &irq); + if (ret < 0) + return -EINVAL; + + acpi_dev_free_resource_list(&resource_list); + + return irq; +} + static int i2c_acpi_get_info(struct acpi_device *adev, struct i2c_board_info *info, struct i2c_adapter *adapter, acpi_handle *adapter_handle) { - struct list_head resource_list; struct i2c_acpi_lookup lookup; - int irq = -ENOENT; int ret; memset(&lookup, 0, sizeof(lookup)); @@ -186,16 +202,9 @@ static int i2c_acpi_get_info(struct acpi_device *adev, *adapter_handle = lookup.adapter_handle; /* Then fill IRQ number if any */ - INIT_LIST_HEAD(&resource_list); - ret = acpi_dev_get_resources(adev, &resource_list, - i2c_acpi_add_resource, &irq); - if (ret < 0) - return -EINVAL; - - if (irq >= 0) - info->irq = irq; - - acpi_dev_free_resource_list(&resource_list); + ret = i2c_acpi_get_irq(adev); + if (ret >= 0) + info->irq = ret; acpi_set_modalias(adev, dev_name(&adev->dev), info->type, sizeof(info->type)); From patchwork Mon May 27 15:19:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 10963361 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3FEA518A6 for ; Mon, 27 May 2019 15:20:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0F3181FFBE for ; Mon, 27 May 2019 15:20:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 030BD1FFC8; Mon, 27 May 2019 15:20:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 70578287C3 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726262AbfE0PUW (ORCPT ); Mon, 27 May 2019 11:20:22 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:57498 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726165AbfE0PUA (ORCPT ); Mon, 27 May 2019 11:20:00 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4RFJ8NT030059; Mon, 27 May 2019 10:19:33 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com Received: from mail4.cirrus.com ([87.246.98.35]) by mx0b-001ae601.pphosted.com with ESMTP id 2sq24q28p3-1; Mon, 27 May 2019 10:19:33 -0500 Received: from EDIEX01.ad.cirrus.com (ediex01.ad.cirrus.com [198.61.84.80]) by mail4.cirrus.com (Postfix) with ESMTP id 9D302611C8B1; Mon, 27 May 2019 10:20:24 -0500 (CDT) Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Mon, 27 May 2019 16:19:32 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1591.10 via Frontend Transport; Mon, 27 May 2019 16:19:32 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id A273E2DD; Mon, 27 May 2019 16:19:32 +0100 (BST) From: Charles Keepax To: , CC: , , , , , , , Subject: [PATCH v2 4/6] i2c: core: Move ACPI IRQ handling to probe time Date: Mon, 27 May 2019 16:19:30 +0100 Message-ID: <20190527151932.14310-4-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> References: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905270108 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Bring the ACPI path in sync with the device tree path and handle all the IRQ fetching at probe time. This leaves the only IRQ handling at device registration time being that which is passed directly through the board info as either a resource or an actual IRQ number. Signed-off-by: Charles Keepax --- Changes since v1: - Kept function call on a single line despite going a couple characters over line length. Thanks, Charles drivers/i2c/i2c-core-acpi.c | 8 ++------ drivers/i2c/i2c-core-base.c | 5 ++++- drivers/i2c/i2c-core.h | 7 +++++++ 3 files changed, 13 insertions(+), 7 deletions(-) diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index f28d702dc6a89..133fa9fa239f7 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -148,8 +148,9 @@ static int i2c_acpi_add_resource(struct acpi_resource *ares, void *data) return 1; /* No need to add resource to the list */ } -static int i2c_acpi_get_irq(struct acpi_device *adev) +int i2c_acpi_get_irq(struct i2c_client *client) { + struct acpi_device *adev = ACPI_COMPANION(&client->adapter->dev); struct list_head resource_list; int irq = -ENOENT; int ret; @@ -201,11 +202,6 @@ static int i2c_acpi_get_info(struct acpi_device *adev, if (adapter_handle) *adapter_handle = lookup.adapter_handle; - /* Then fill IRQ number if any */ - ret = i2c_acpi_get_irq(adev); - if (ret >= 0) - info->irq = ret; - acpi_set_modalias(adev, dev_name(&adev->dev), info->type, sizeof(info->type)); diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 84bf11b25a120..b6b009bfe842b 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -335,7 +335,10 @@ static int i2c_device_probe(struct device *dev) if (irq == -EINVAL || irq == -ENODATA) irq = of_irq_get(dev->of_node, 0); } else if (ACPI_COMPANION(dev)) { - irq = acpi_dev_gpio_irq_get(ACPI_COMPANION(dev), 0); + irq = i2c_acpi_get_irq(client); + + if (irq == -ENOENT) + irq = acpi_dev_gpio_irq_get(ACPI_COMPANION(dev), 0); } if (irq == -EPROBE_DEFER) return irq; diff --git a/drivers/i2c/i2c-core.h b/drivers/i2c/i2c-core.h index 8f3a08dc73a25..15c1411f35f07 100644 --- a/drivers/i2c/i2c-core.h +++ b/drivers/i2c/i2c-core.h @@ -72,6 +72,8 @@ const struct acpi_device_id * i2c_acpi_match_device(const struct acpi_device_id *matches, struct i2c_client *client); void i2c_acpi_register_devices(struct i2c_adapter *adap); + +int i2c_acpi_get_irq(struct i2c_client *client); #else /* CONFIG_ACPI */ static inline void i2c_acpi_register_devices(struct i2c_adapter *adap) { } static inline const struct acpi_device_id * @@ -80,6 +82,11 @@ i2c_acpi_match_device(const struct acpi_device_id *matches, { return NULL; } + +static inline int i2c_acpi_get_irq(struct i2c_client *client) +{ + return 0; +} #endif /* CONFIG_ACPI */ extern struct notifier_block i2c_acpi_notifier; From patchwork Mon May 27 15:19:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 10963357 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CA708112C for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BB5751FFC8 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AEF07284F5; Mon, 27 May 2019 15:20:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 50618287B1 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726645AbfE0PUA (ORCPT ); Mon, 27 May 2019 11:20:00 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:57500 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726279AbfE0PT7 (ORCPT ); Mon, 27 May 2019 11:19:59 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4RFJWWi030128; Mon, 27 May 2019 10:19:33 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com Received: from mail4.cirrus.com ([87.246.98.35]) by mx0b-001ae601.pphosted.com with ESMTP id 2sq24q28p4-1; Mon, 27 May 2019 10:19:33 -0500 Received: from EDIEX01.ad.cirrus.com (ediex01.ad.cirrus.com [198.61.84.80]) by mail4.cirrus.com (Postfix) with ESMTP id A7B56611C8B2; Mon, 27 May 2019 10:20:24 -0500 (CDT) Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Mon, 27 May 2019 16:19:32 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1591.10 via Frontend Transport; Mon, 27 May 2019 16:19:32 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id B2B5C2DB; Mon, 27 May 2019 16:19:32 +0100 (BST) From: Charles Keepax To: , CC: , , , , , , , Subject: [PATCH v2 5/6] i2c: core: Move ACPI gpio IRQ handling into i2c_acpi_get_irq Date: Mon, 27 May 2019 16:19:31 +0100 Message-ID: <20190527151932.14310-5-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> References: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=872 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905270108 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP It makes sense to contain all the ACPI IRQ handling in a single helper function. Signed-off-by: Charles Keepax --- Changes since v1: - Use adev directly in i2c_acpi_get_irq Thanks, Charles drivers/i2c/i2c-core-acpi.c | 3 +++ drivers/i2c/i2c-core-base.c | 3 --- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index 133fa9fa239f7..5d612b99c569b 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -164,6 +164,9 @@ int i2c_acpi_get_irq(struct i2c_client *client) acpi_dev_free_resource_list(&resource_list); + if (irq == -ENOENT) + irq = acpi_dev_gpio_irq_get(adev, 0); + return irq; } diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index b6b009bfe842b..684ea2665d994 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -336,9 +336,6 @@ static int i2c_device_probe(struct device *dev) irq = of_irq_get(dev->of_node, 0); } else if (ACPI_COMPANION(dev)) { irq = i2c_acpi_get_irq(client); - - if (irq == -ENOENT) - irq = acpi_dev_gpio_irq_get(ACPI_COMPANION(dev), 0); } if (irq == -EPROBE_DEFER) return irq; From patchwork Mon May 27 15:19:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 10963359 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F09BF1902 for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DEF581FFBE for ; Mon, 27 May 2019 15:20:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D33B01FFC8; Mon, 27 May 2019 15:20:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C2C7F2878F for ; Mon, 27 May 2019 15:20:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727018AbfE0PUC (ORCPT ); Mon, 27 May 2019 11:20:02 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:57510 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726959AbfE0PUB (ORCPT ); Mon, 27 May 2019 11:20:01 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4RFJFZp030079; Mon, 27 May 2019 10:19:33 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=ckeepax@opensource.cirrus.com Received: from mail4.cirrus.com ([87.246.98.35]) by mx0b-001ae601.pphosted.com with ESMTP id 2sq24q28p2-1; Mon, 27 May 2019 10:19:33 -0500 Received: from EDIEX01.ad.cirrus.com (ediex01.ad.cirrus.com [198.61.84.80]) by mail4.cirrus.com (Postfix) with ESMTP id B1C92611C8B3; Mon, 27 May 2019 10:20:24 -0500 (CDT) Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Mon, 27 May 2019 16:19:32 +0100 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1591.10 via Frontend Transport; Mon, 27 May 2019 16:19:32 +0100 Received: from algalon.ad.cirrus.com (algalon.ad.cirrus.com [198.90.251.122]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id C1E70447; Mon, 27 May 2019 16:19:32 +0100 (BST) From: Charles Keepax To: , CC: , , , , , , , Subject: [PATCH v2 6/6] i2c: core: Tidy up handling of init_irq Date: Mon, 27 May 2019 16:19:32 +0100 Message-ID: <20190527151932.14310-6-ckeepax@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> References: <20190527151932.14310-1-ckeepax@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905270108 Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Only set init_irq during i2c_device_new and only handle client->irq on the probe/remove paths. Suggested-by: Benjamin Tissoires Signed-off-by: Charles Keepax --- No changes since v1. Thanks, Charles drivers/i2c/i2c-core-base.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 684ea2665d994..6d4904cdf58ac 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -322,6 +322,8 @@ static int i2c_device_probe(struct device *dev) driver = to_i2c_driver(dev->driver); + client->irq = client->init_irq; + if (!client->irq && !driver->disable_i2c_core_irq_mapping) { int irq = -ENOENT; @@ -432,7 +434,7 @@ static int i2c_device_remove(struct device *dev) dev_pm_clear_wake_irq(&client->dev); device_init_wakeup(&client->dev, false); - client->irq = client->init_irq; + client->irq = 0; if (client->flags & I2C_CLIENT_HOST_NOTIFY) pm_runtime_put(&client->adapter->dev); @@ -749,7 +751,6 @@ i2c_new_client_device(struct i2c_adapter *adap, struct i2c_board_info const *inf if (!client->init_irq) client->init_irq = i2c_dev_irq_from_resources(info->resources, info->num_resources); - client->irq = client->init_irq; strlcpy(client->name, info->type, sizeof(client->name));