From patchwork Thu Feb 17 13:29:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Le Moal X-Patchwork-Id: 12750049 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 26FD1C433F5 for ; Thu, 17 Feb 2022 13:30:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240909AbiBQNaZ (ORCPT ); Thu, 17 Feb 2022 08:30:25 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:48344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240767AbiBQNaW (ORCPT ); Thu, 17 Feb 2022 08:30:22 -0500 Received: from esa2.hgst.iphmx.com (esa2.hgst.iphmx.com [68.232.143.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F12442AE73A for ; Thu, 17 Feb 2022 05:30:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1645104607; x=1676640607; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=/0x4t7rrbd5xsprpsKFXXlX196gTnxRlNAkn8TTlNpE=; b=ReUkLGX7d2AQVDDzKbSaks6FelWx9pgvdr4s5cbDOfYf4OGIBwtijnuQ T1Q+T9gbo9WRnOZY46zMCK/oeghRF7poYr9E7lEmQyWWWGSpcv1ZvDXsv xQLrSOqv1OE3gTPEYKKi/nx/jS5gEivZueV9LpIm5tO5F1Lf5t4y8bJBY biJQocLLc4a58ztaC31VspwL3AEg1ddLsSAKxdKIG3iMdTzPmkUt0ZfiN zgECRYP5rNTPIjSQs0+MmhNQma0Atf+1zM1D/2E7L5nmbIvo47SIQHZYW ZvgxnTWiqCDKPg38d2Edu9q1ZsSXma8zUpOMrK6OzpVaptampsZbkY0TS Q==; X-IronPort-AV: E=Sophos;i="5.88,375,1635177600"; d="scan'208";a="297303138" Received: from uls-op-cesaip02.wdc.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 17 Feb 2022 21:30:06 +0800 IronPort-SDR: QgLhQa+KlXdrGvldOvwHyIBx84gpF9fi+ruk//27Bx2FhzRXTrLCjnCIHDX4YgHrpAXV9S87GD Pjku0ob4kFTzLBIFvYvha70YWq+9Scl5Q7mHrk8xtxsMh99dgGw2JOJDizBq0NtXMH0qj76/L8 uIy83B16zimDsMsg8AI0FY0UkjJRSdLXop+5JjZbDr/nuI9Od8+jIaYlypvygOyFXZjWxSTgx2 nD/iYziXS5iiDcuae4AOdC3bZtwd8GJUukou38LrndhS8GQbPpMzu1is3eKLzT/sH+0cmBoShb hveffZ/5yqA3TtG6tThu5f1t Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Feb 2022 05:01:45 -0800 IronPort-SDR: 54S1eyyQZpFCh5akO3a3zMECRIO5mMYsiI3jgrmfbZ8rFRg+2jVQ3XHyHh/5/F0FYB0YfAfc/Z Lhgq0ca05WJIIYAzqI1/+2aMtliCjz/MLbvFeaOfWBnIooWdHq2cSgga3qJCiKb8JZMMoIPf7z TvtU96jQ8CsKoReuP1d2mvoOwnnnj8E+CFEceYRlWgMBgbQZTLmPFZvD6db1w0x1lxJlVsnSAU /e024urtWcfS7qps/s0T+KZQWOGCbK/bsUW4N3jAz9c2o1ujNwRTfzELVjktY0+Y+XBC/EEK9d i2A= WDCIronportException: Internal Received: from usg-ed-osssrv.wdc.com ([10.3.10.180]) by uls-op-cesaip02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Feb 2022 05:30:07 -0800 Received: from usg-ed-osssrv.wdc.com (usg-ed-osssrv.wdc.com [127.0.0.1]) by usg-ed-osssrv.wdc.com (Postfix) with ESMTP id 4Jzwg24NjDz1SVp1 for ; Thu, 17 Feb 2022 05:30:06 -0800 (PST) Authentication-Results: usg-ed-osssrv.wdc.com (amavisd-new); dkim=pass reason="pass (just generated, assumed good)" header.d=opensource.wdc.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d= opensource.wdc.com; h=content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:subject:to :from; s=dkim; t=1645104606; x=1647696607; bh=/0x4t7rrbd5xsprpsK FXXlX196gTnxRlNAkn8TTlNpE=; b=Mukz2LLlOexzQWDvdK92yk8EUB6KNsIkzH Pb9WESh/awSX7GJGTn/vBVEwZIxeVeSIatefWmNqIHWTPOTRagUUwRTT9kjjw+iz UM2Ui5QTN3t95iLN3pHjrOiQniTeDbFAnlME8L5F9XK9ld/eeDqKm+owEguO2eEH pyQy3GVAd0GBJ18F+RpRIYyq9soSZke9nDRVxJm7uRVR6nDL1lVrqf2IbYLuO+C3 nxVJUTc2F+vTLyHW8gAX7pJHub1paxZzlP4EamdpTI1/fpfY9KQctyc0kpo3j4vp N7bXUGzbgnkTtm5di7uwO4lCPq+i8sAAmVod6S1ywv8NlXhHp2tQ== X-Virus-Scanned: amavisd-new at usg-ed-osssrv.wdc.com Received: from usg-ed-osssrv.wdc.com ([127.0.0.1]) by usg-ed-osssrv.wdc.com (usg-ed-osssrv.wdc.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 81b_HomPlzHy for ; Thu, 17 Feb 2022 05:30:06 -0800 (PST) Received: from washi.fujisawa.hgst.com (washi.fujisawa.hgst.com [10.149.53.254]) by usg-ed-osssrv.wdc.com (Postfix) with ESMTPSA id 4Jzwg075Zwz1SHwl; Thu, 17 Feb 2022 05:30:04 -0800 (PST) From: Damien Le Moal To: linux-scsi@vger.kernel.org, "Martin K . Petersen" , Jack Wang , John Garry Cc: Xiang Chen , Jason Yan , Luo Jiaxing Subject: [PATCH v4 05/31] scsi: pm8001: Fix pm80xx_pci_mem_copy() interface Date: Thu, 17 Feb 2022 22:29:30 +0900 Message-Id: <20220217132956.484818-6-damien.lemoal@opensource.wdc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220217132956.484818-1-damien.lemoal@opensource.wdc.com> References: <20220217132956.484818-1-damien.lemoal@opensource.wdc.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org The declaration of the local variable destination1 in pm80xx_pci_mem_copy() as a pointer to a u32 results in the sparse warning: warning: incorrect type in assignment (different base types) expected unsigned int [usertype] got restricted __le32 [usertype] Furthermore, the destination" argument of pm80xx_pci_mem_copy() is wrongly declared with the const attribute. Fix both problems by changing the type of the "destination" argument to "__le32 *" and use this argument directly inside the pm80xx_pci_mem_copy() function, thus removing the need for the destination1 local variable. Signed-off-by: Damien Le Moal Reviewed-by: Jack Wang --- drivers/scsi/pm8001/pm80xx_hwi.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c index f1663a10693a..0b3386a3c508 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.c +++ b/drivers/scsi/pm8001/pm80xx_hwi.c @@ -67,18 +67,16 @@ int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value) } static void pm80xx_pci_mem_copy(struct pm8001_hba_info *pm8001_ha, u32 soffset, - const void *destination, + __le32 *destination, u32 dw_count, u32 bus_base_number) { u32 index, value, offset; - u32 *destination1; - destination1 = (u32 *)destination; - for (index = 0; index < dw_count; index += 4, destination1++) { + for (index = 0; index < dw_count; index += 4, destination++) { offset = (soffset + index); if (offset < (64 * 1024)) { value = pm8001_cr32(pm8001_ha, bus_base_number, offset); - *destination1 = cpu_to_le32(value); + *destination = cpu_to_le32(value); } } return;