From patchwork Mon Apr 15 16:04:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Suzuki K Poulose X-Patchwork-Id: 10901143 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 E203A14DB for ; Mon, 15 Apr 2019 16:09:17 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BACBC2871E for ; Mon, 15 Apr 2019 16:09:17 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id ADB8328789; Mon, 15 Apr 2019 16:09:17 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id EB09A2871E for ; Mon, 15 Apr 2019 16:09:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=zWc0uLIQzMCRKahL39Mn5LlZ3RHfAUkGutXvg9BC9GQ=; b=TZ/ruj4Vv4plZxAVdL4Q+jdrW4 yNOYOekeL0bhgTryxNTxqXK5QTQWNm3ZDPrT3IrAyyFF+fWvLiEoVBHBQ+WdWlf5nZwYWBGPwHOPo cTBYFOX6EMHPzwc/kvejwYLSr+gVzrPZRNQEAo+Mif3FfqfDcAj4q10nIviw2S5GPztRu7icuTHDg IZRiInVmQvUX6nB41z3Y//c2WYEEBnilo5vxsWQYZUf4Yfclz66f992I2K+afVhF3xXSIzaYx6M/3 VN2tlx8YXIz1Y3pdN0Pmi8YWU3PEr9ol7zC5nyqLqbdH5JQ39gDAZBuzhCiFFvqXVJzDe96mOf5H5 CDwInDiw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hG4AQ-0000oA-Ma; Mon, 15 Apr 2019 16:09:10 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hG47j-0006Z1-M2 for linux-arm-kernel@lists.infradead.org; Mon, 15 Apr 2019 16:07:12 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 717D61715; Mon, 15 Apr 2019 09:06:23 -0700 (PDT) Received: from en101.cambridge.arm.com (en101.cambridge.arm.com [10.1.196.93]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id E80113F68F; Mon, 15 Apr 2019 09:06:21 -0700 (PDT) From: Suzuki K Poulose To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 22/36] coresight: Remove name from platform description Date: Mon, 15 Apr 2019 17:04:05 +0100 Message-Id: <1555344260-12375-23-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1555344260-12375-1-git-send-email-suzuki.poulose@arm.com> References: <1555344260-12375-1-git-send-email-suzuki.poulose@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190415_090624_469790_C2B10650 X-CRM114-Status: GOOD ( 18.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mathieu.poirier@linaro.org, Suzuki K Poulose , coresight@lists.linaro.org, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, robert.walker@arm.com, mike.leach@linaro.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP We are about to use a name independent of the parent AMBA device name. As such, there is no need to have it in the platform description. Let us move this to coresight description instead. Cc: Mathieu Poirier Signed-off-by: Suzuki K Poulose --- drivers/hwtracing/coresight/coresight-catu.c | 2 ++ drivers/hwtracing/coresight/coresight-etb10.c | 3 ++- drivers/hwtracing/coresight/coresight-etm3x.c | 1 + drivers/hwtracing/coresight/coresight-etm4x.c | 1 + drivers/hwtracing/coresight/coresight-funnel.c | 1 + drivers/hwtracing/coresight/coresight-platform.c | 3 --- drivers/hwtracing/coresight/coresight-replicator.c | 2 ++ drivers/hwtracing/coresight/coresight-stm.c | 1 + drivers/hwtracing/coresight/coresight-tmc.c | 5 +++-- drivers/hwtracing/coresight/coresight-tpiu.c | 1 + drivers/hwtracing/coresight/coresight.c | 2 +- include/linux/coresight.h | 8 ++++---- 12 files changed, 19 insertions(+), 11 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-catu.c b/drivers/hwtracing/coresight/coresight-catu.c index 65b86ec..03f5b95 100644 --- a/drivers/hwtracing/coresight/coresight-catu.c +++ b/drivers/hwtracing/coresight/coresight-catu.c @@ -551,6 +551,8 @@ static int catu_probe(struct amba_device *adev, const struct amba_id *id) catu_desc.type = CORESIGHT_DEV_TYPE_HELPER; catu_desc.subtype.helper_subtype = CORESIGHT_DEV_SUBTYPE_HELPER_CATU; catu_desc.ops = &catu_ops; + catu_desc.name = dev_name(dev); + drvdata->csdev = coresight_register(&catu_desc); if (IS_ERR(drvdata->csdev)) ret = PTR_ERR(drvdata->csdev); diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c index cd61b54..91a5d7a 100644 --- a/drivers/hwtracing/coresight/coresight-etb10.c +++ b/drivers/hwtracing/coresight/coresight-etb10.c @@ -723,12 +723,13 @@ static int etb_probe(struct amba_device *adev, const struct amba_id *id) desc.ops = &etb_cs_ops; desc.pdata = pdata; desc.dev = dev; + desc.name = dev_name(dev); desc.groups = coresight_etb_groups; drvdata->csdev = coresight_register(&desc); if (IS_ERR(drvdata->csdev)) return PTR_ERR(drvdata->csdev); - drvdata->miscdev.name = pdata->name; + drvdata->miscdev.name = desc.name; drvdata->miscdev.minor = MISC_DYNAMIC_MINOR; drvdata->miscdev.fops = &etb_fops; ret = misc_register(&drvdata->miscdev); diff --git a/drivers/hwtracing/coresight/coresight-etm3x.c b/drivers/hwtracing/coresight/coresight-etm3x.c index 722fab96..101fb01 100644 --- a/drivers/hwtracing/coresight/coresight-etm3x.c +++ b/drivers/hwtracing/coresight/coresight-etm3x.c @@ -854,6 +854,7 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id) desc.ops = &etm_cs_ops; desc.pdata = pdata; desc.dev = dev; + desc.name = dev_name(dev); desc.groups = coresight_etm_groups; drvdata->csdev = coresight_register(&desc); if (IS_ERR(drvdata->csdev)) { diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c index ced31d1..7ff0989 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x.c +++ b/drivers/hwtracing/coresight/coresight-etm4x.c @@ -1034,6 +1034,7 @@ static int etm4_probe(struct amba_device *adev, const struct amba_id *id) desc.pdata = pdata; desc.dev = dev; desc.groups = coresight_etmv4_groups; + desc.name = dev_name(dev); drvdata->csdev = coresight_register(&desc); if (IS_ERR(drvdata->csdev)) { ret = PTR_ERR(drvdata->csdev); diff --git a/drivers/hwtracing/coresight/coresight-funnel.c b/drivers/hwtracing/coresight/coresight-funnel.c index 2590744..61a9e01 100644 --- a/drivers/hwtracing/coresight/coresight-funnel.c +++ b/drivers/hwtracing/coresight/coresight-funnel.c @@ -216,6 +216,7 @@ static int funnel_probe(struct amba_device *adev, const struct amba_id *id) desc.ops = &funnel_cs_ops; desc.pdata = pdata; desc.dev = dev; + desc.name = dev_name(dev); desc.groups = coresight_funnel_groups; drvdata->csdev = coresight_register(&desc); diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index f1ab1b5..0415fff 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -314,9 +314,6 @@ coresight_get_platform_data(struct device *dev) if (!pdata) return ERR_PTR(-ENOMEM); - /* Use device name as sysfs handle */ - pdata->name = dev_name(dev); - if (is_of_node(fwnode)) return of_get_coresight_platform_data(dev, pdata); diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c index 7eb3bf7..939f20d 100644 --- a/drivers/hwtracing/coresight/coresight-replicator.c +++ b/drivers/hwtracing/coresight/coresight-replicator.c @@ -215,6 +215,8 @@ static int replicator_probe(struct device *dev, struct resource *res) desc.ops = &replicator_cs_ops; desc.pdata = dev->platform_data; desc.dev = dev; + desc.name = dev_name(dev); + drvdata->csdev = coresight_register(&desc); if (IS_ERR(drvdata->csdev)) { ret = PTR_ERR(drvdata->csdev); diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c index eae0094..734227f 100644 --- a/drivers/hwtracing/coresight/coresight-stm.c +++ b/drivers/hwtracing/coresight/coresight-stm.c @@ -871,6 +871,7 @@ static int stm_probe(struct amba_device *adev, const struct amba_id *id) desc.ops = &stm_cs_ops; desc.pdata = pdata; desc.dev = dev; + desc.name = dev_name(dev); desc.groups = coresight_stm_groups; drvdata->csdev = coresight_register(&desc); if (IS_ERR(drvdata->csdev)) { diff --git a/drivers/hwtracing/coresight/coresight-tmc.c b/drivers/hwtracing/coresight/coresight-tmc.c index 7dbdf59..02c5cb5 100644 --- a/drivers/hwtracing/coresight/coresight-tmc.c +++ b/drivers/hwtracing/coresight/coresight-tmc.c @@ -433,6 +433,7 @@ static int tmc_probe(struct amba_device *adev, const struct amba_id *id) desc.pdata = pdata; desc.dev = dev; desc.groups = coresight_tmc_groups; + desc.name = dev_name(dev); switch (drvdata->config_type) { case TMC_CONFIG_TYPE_ETB: @@ -455,7 +456,7 @@ static int tmc_probe(struct amba_device *adev, const struct amba_id *id) desc.ops = &tmc_etf_cs_ops; break; default: - pr_err("%s: Unsupported TMC config\n", pdata->name); + pr_err("%s: Unsupported TMC config\n", desc.name); ret = -EINVAL; goto out; } @@ -466,7 +467,7 @@ static int tmc_probe(struct amba_device *adev, const struct amba_id *id) goto out; } - drvdata->miscdev.name = pdata->name; + drvdata->miscdev.name = desc.name; drvdata->miscdev.minor = MISC_DYNAMIC_MINOR; drvdata->miscdev.fops = &tmc_fops; ret = misc_register(&drvdata->miscdev); diff --git a/drivers/hwtracing/coresight/coresight-tpiu.c b/drivers/hwtracing/coresight/coresight-tpiu.c index eea7fd1..792f1d6 100644 --- a/drivers/hwtracing/coresight/coresight-tpiu.c +++ b/drivers/hwtracing/coresight/coresight-tpiu.c @@ -154,6 +154,7 @@ static int tpiu_probe(struct amba_device *adev, const struct amba_id *id) desc.ops = &tpiu_cs_ops; desc.pdata = pdata; desc.dev = dev; + desc.name = dev_name(dev); drvdata->csdev = coresight_register(&desc); if (!IS_ERR(drvdata->csdev)) { diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c index 55204dd..91c63cd 100644 --- a/drivers/hwtracing/coresight/coresight.c +++ b/drivers/hwtracing/coresight/coresight.c @@ -1197,7 +1197,7 @@ struct coresight_device *coresight_register(struct coresight_desc *desc) csdev->dev.parent = desc->dev; csdev->dev.release = coresight_device_release; csdev->dev.bus = &coresight_bustype; - dev_set_name(&csdev->dev, "%s", desc->pdata->name); + dev_set_name(&csdev->dev, "%s", desc->name); ret = device_register(&csdev->dev); if (ret) { diff --git a/include/linux/coresight.h b/include/linux/coresight.h index bb7548f..84a2137 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -91,13 +91,11 @@ union coresight_dev_subtype { /** * struct coresight_platform_data - data harvested from the DT specification - * @name: name of the component as shown under sysfs. * @nr_inport: number of input ports for this component. * @nr_outport: number of output ports for this component. * @conns: Array of nr_outport connections from this component */ struct coresight_platform_data { - const char *name; int nr_inport; int nr_outport; struct coresight_connection *conns; @@ -108,11 +106,12 @@ struct coresight_platform_data { * @type: as defined by @coresight_dev_type. * @subtype: as defined by @coresight_dev_subtype. * @ops: generic operations for this component, as defined - by @coresight_ops. + * by @coresight_ops. * @pdata: platform data collected from DT. * @dev: The device entity associated to this component. * @groups: operations specific to this component. These will end up - in the component's sysfs sub-directory. + * in the component's sysfs sub-directory. + * @name: name for the coresight device, also shown under sysfs. */ struct coresight_desc { enum coresight_dev_type type; @@ -121,6 +120,7 @@ struct coresight_desc { struct coresight_platform_data *pdata; struct device *dev; const struct attribute_group **groups; + const char *name; }; /**