From patchwork Wed Dec 7 11:04:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MD Danish Anwar X-Patchwork-Id: 13066997 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44557C63706 for ; Wed, 7 Dec 2022 11:05:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229742AbiLGLFH (ORCPT ); Wed, 7 Dec 2022 06:05:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51450 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229619AbiLGLE1 (ORCPT ); Wed, 7 Dec 2022 06:04:27 -0500 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 22D545FBD; Wed, 7 Dec 2022 03:04:27 -0800 (PST) Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 2B7B4JgZ037959; Wed, 7 Dec 2022 05:04:19 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1670411059; bh=cpUnH7hnBOMUNhtNvwSkIU2DKX5isw7oAKzrFzEKPIk=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=k4DyitPOfo4r6yUguCokSPdlrQkdhrS7JRtE4gDrU8Y2jjxjXAAD/YDYbF286uEm2 5u817ZnLptUTp6pQSZgRy/Mjp6oH9OYvrPjPLnQn4k+/sJakUZ+9eNsfRyyNHCzVdP iO24alRsPDH4z+5V0zMoWTE9ZXMbDlFom8CD6lxE= Received: from DFLE104.ent.ti.com (dfle104.ent.ti.com [10.64.6.25]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 2B7B4J3f049228 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 7 Dec 2022 05:04:19 -0600 Received: from DFLE109.ent.ti.com (10.64.6.30) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Wed, 7 Dec 2022 05:04:18 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE109.ent.ti.com (10.64.6.30) 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; Wed, 7 Dec 2022 05:04:18 -0600 Received: from fllv0122.itg.ti.com (fllv0122.itg.ti.com [10.247.120.72]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 2B7B4IiV086257; Wed, 7 Dec 2022 05:04:18 -0600 Received: from localhost (a0501179-pc.dhcp.ti.com [10.24.69.114]) by fllv0122.itg.ti.com (8.14.7/8.14.7) with ESMTP id 2B7B4H9p004493; Wed, 7 Dec 2022 05:04:18 -0600 From: MD Danish Anwar To: Mathieu Poirier , Krzysztof Kozlowski , Rob Herring CC: Suman Anna , Roger Quadros , "Andrew F . Davis" , , , , , , , , MD Danish Anwar Subject: [PATCH v11 2/6] remoteproc: pru: Add enum for PRU Core Identifiers. Date: Wed, 7 Dec 2022 16:34:07 +0530 Message-ID: <20221207110411.441692-3-danishanwar@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221207110411.441692-1-danishanwar@ti.com> References: <20221207110411.441692-1-danishanwar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.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 | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 36 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..fbe4fbb45807 --- /dev/null +++ b/include/linux/pruss.h @@ -0,0 +1,32 @@ +/* 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 */ \ No newline at end of file