From patchwork Thu Jan 5 09:21:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MD Danish Anwar X-Patchwork-Id: 13090403 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 769C1C3DA7A for ; Thu, 5 Jan 2023 19:50:11 +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=eNCpHXiMTwP+2JC5YxGWePKGaYq0PmRB6cIW919hvjo=; b=Pq5XCJBQ8xp2IV fMw4HYgl2w9mfdZSV25SQXUUC67IcPbBt08WpXWEDabzzs9cDx1nMJDMvtYcRruYG92fPYX1Y/xym OofZNxp5l5Xh71Bso1yoYP3w2jHlk4c5FaSfg8nPUMqs9uDjPALwA+Hva7pjrD+42lHb0qcrDL71A VHAYx9aROnathHs3R4OlC+60hmTW71jFKRGamSbGaZxq/lziUJUTChTbkgA3gLoVsxkVtxKqrxuBG JOlriJh+DuequzY68wa+AQYXkb9MhNgccfWbA7FI9EMXFZNfmTIYdAOfw+/aeeyH3/wXuIOrlT1pm QCFmH0qBSdP2j7bM0fcQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDWEf-00EFVy-OI; Thu, 05 Jan 2023 19:49:09 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDMRt-009ULO-Gb for linux-arm-kernel@lists.infradead.org; Thu, 05 Jan 2023 09:22:11 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3059Lv3V072092; Thu, 5 Jan 2023 03:21:57 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1672910517; bh=cR5y/PziJF8sI/xPZHzTMgAfoYzVvCPCn4igqnTFLdo=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=TVGS9e7IbqI58VEpJqccl9/f7rV/0AibDrlmmIcjrVi4uOZ5jwmdCmRarlxeYDZMm T6KHOdHd6YxxAzLttoQNx+eDQgN3ghJJ5eWRSs8ZCaSdQ9G05cIJdvqoNr4aFqYTQq /XVHAZb7YTaFXgVAwwsHTxvi12UfD6k8lIqGC1Ss= Received: from DLEE115.ent.ti.com (dlee115.ent.ti.com [157.170.170.26]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3059Lvwg025477 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 5 Jan 2023 03:21:57 -0600 Received: from DLEE110.ent.ti.com (157.170.170.21) by DLEE115.ent.ti.com (157.170.170.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Thu, 5 Jan 2023 03:21:57 -0600 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE110.ent.ti.com (157.170.170.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Thu, 5 Jan 2023 03:21:57 -0600 Received: from lelv0854.itg.ti.com (lelv0854.itg.ti.com [10.181.64.140]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3059LvAk062929; Thu, 5 Jan 2023 03:21:57 -0600 Received: from localhost (a0501179-pc.dhcp.ti.com [10.24.69.114]) by lelv0854.itg.ti.com (8.14.7/8.14.7) with ESMTP id 3059LtQk018133; Thu, 5 Jan 2023 03:21:56 -0600 From: MD Danish Anwar To: Mathieu Poirier , Krzysztof Kozlowski , Rob Herring Subject: [PATCH v13 2/6] remoteproc: pru: Add enum for PRU Core Identifiers. Date: Thu, 5 Jan 2023 14:51:45 +0530 Message-ID: <20230105092149.686201-3-danishanwar@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230105092149.686201-1-danishanwar@ti.com> References: <20230105092149.686201-1-danishanwar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230105_012209_782841_5FF60D95 X-CRM114-Status: GOOD ( 16.98 ) 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: nm@ti.com, srk@ti.com, vigneshr@ti.com, devicetree@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, MD Danish Anwar , "Andrew F . Davis" , Roger Quadros , 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 Introducing enum pruss_pru_id for PRU Core Identifiers. PRUSS_PRU0 indicates PRU Core 0. PRUSS_PRU1 indicates PRU Core 1. PRUSS_NUM_PRUS indicates the total number of PRU Cores. Signed-off-by: MD Danish Anwar Reviewed-by: Roger Quadros --- drivers/remoteproc/pru_rproc.c | 7 ++++--- include/linux/pruss.h | 31 +++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+), 3 deletions(-) create mode 100644 include/linux/pruss.h diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c index 128bf9912f2c..a1a208b31846 100644 --- a/drivers/remoteproc/pru_rproc.c +++ b/drivers/remoteproc/pru_rproc.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include @@ -438,7 +439,7 @@ static void *pru_d_da_to_va(struct pru_rproc *pru, u32 da, size_t len) dram0 = pruss->mem_regions[PRUSS_MEM_DRAM0]; dram1 = pruss->mem_regions[PRUSS_MEM_DRAM1]; /* PRU1 has its local RAM addresses reversed */ - if (pru->id == 1) + if (pru->id == PRUSS_PRU1) swap(dram0, dram1); shrd_ram = pruss->mem_regions[PRUSS_MEM_SHRD_RAM2]; @@ -747,14 +748,14 @@ static int pru_rproc_set_id(struct pru_rproc *pru) case RTU0_IRAM_ADDR_MASK: fallthrough; case PRU0_IRAM_ADDR_MASK: - pru->id = 0; + pru->id = PRUSS_PRU0; break; case TX_PRU1_IRAM_ADDR_MASK: fallthrough; case RTU1_IRAM_ADDR_MASK: fallthrough; case PRU1_IRAM_ADDR_MASK: - pru->id = 1; + pru->id = PRUSS_PRU1; break; default: ret = -EINVAL; diff --git a/include/linux/pruss.h b/include/linux/pruss.h new file mode 100644 index 000000000000..e94a81e97a4c --- /dev/null +++ b/include/linux/pruss.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/** + * PRU-ICSS Subsystem user interfaces + * + * Copyright (C) 2015-2022 Texas Instruments Incorporated - http://www.ti.com + * Suman Anna + */ + +#ifndef __LINUX_PRUSS_H +#define __LINUX_PRUSS_H + +#include +#include + +#define PRU_RPROC_DRVNAME "pru-rproc" + +/** + * enum pruss_pru_id - PRU core identifiers + * @PRUSS_PRU0: PRU Core 0. + * @PRUSS_PRU1: PRU Core 1. + * @PRUSS_NUM_PRUS: Total number of PRU Cores available. + * + */ + +enum pruss_pru_id { + PRUSS_PRU0 = 0, + PRUSS_PRU1, + PRUSS_NUM_PRUS, +}; + +#endif /* __LINUX_PRUSS_H */