From patchwork Sun Feb 20 03:17:44 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: 544374 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 464BDC433F5 for ; Sun, 20 Feb 2022 03:18:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238040AbiBTDSr (ORCPT ); Sat, 19 Feb 2022 22:18:47 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:47348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235446AbiBTDSm (ORCPT ); Sat, 19 Feb 2022 22:18:42 -0500 Received: from esa5.hgst.iphmx.com (esa5.hgst.iphmx.com [216.71.153.144]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38F9C340D2 for ; Sat, 19 Feb 2022 19:18:22 -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=1645327101; x=1676863101; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=tMu46lOD+saf9CD6nTTB39TE+9yuObAVdHXvuV2n3JQ=; b=Cb8FwbbPWDvyIrKrqWXDYb1gvt5r5wc4xz/IDJ8IpAS0DU1vZA690QQo ibok/0KEQASsosNmyg7sUZUIzwssur6tczFQM4zzbZqI+CqcnBy7liO0D LGi5NpU70HefiWxuIQU5esMEoSRyUJaVea3yyblc8rU2RSp5eTbNMZ8Yz SVPE4htH0ZhKYw0qlrh1N5+lcip8KvgnJP6Ai1XyMpDAVVnZO86BxFvc1 q/DtYiIe6eOGt4lDZFbnQp5hykKyx/hPU870P6Nb+mVcdocdX9ePRCj8N HvT2chET+vMt3TkmF509tO9r38X7xfVLA7VFRyBYSqFOHQTm+Y+LIQTzb w==; X-IronPort-AV: E=Sophos;i="5.88,382,1635177600"; d="scan'208";a="193405737" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 20 Feb 2022 11:18:21 +0800 IronPort-SDR: G+snjoB20wn8Qg9wOj+MRNF9wdmHKnX/GYEvzDxlqD/ABRddmYlpBvQ0mn+EkhXupchqolr69f GD6pqRkbHKgi7iAT8IItOSwOnlDwAUxhvszCBOj6VW4hn9+EmQMh0rxmePG/SiOgKpaKJFIar+ 7aFnHhRndA/jsHO6gS2nujiDZ5YUAiUMC9r/T714PdWcdt4Gx5G/BcfiOWdHd0vHwQTHQpRONs 3fiqPO4AEJfWYJdpBeE3yzhjDDcPXgbLaFOtBE6PbA/uIVcuxVUKV+Jp0529Z69W6V24xuFt5p lZEu1AvH/dMmuo2UJmYmtB3g Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Feb 2022 18:49:57 -0800 IronPort-SDR: DTsP8+t4xBhUS/UCQWfD4+F8M1HpZVOwbKWHxaalvqjgBX1mvVa81rD5b6IPtNj4MO9Cc5iX9a kh+KJhdXkpJLsweK7wpLyHebdMHLf0snLAG++qMqo1uNPKfuroCKey8NoIibejQR9+fMxYuagr BWnBJBBZCtMn0mdPcOSsQY3KdW1Q8WZZV3yZhy08rcqQoj7RncKq4NQtQmhMDxxtvphHZGzwxH O0UkerKJ+VmXNSDEwJhb+dzJA60MPlsQqTUsGoCquqaLh4WAFdg28tyGzl3hUInoEOw9CSOnFY vpE= WDCIronportException: Internal Received: from usg-ed-osssrv.wdc.com ([10.3.10.180]) by uls-op-cesaip01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Feb 2022 19:18:22 -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 4K1Vxn60dVz1SVp0 for ; Sat, 19 Feb 2022 19:18:21 -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=1645327101; x=1647919102; bh=tMu46lOD+saf9CD6nT TB39TE+9yuObAVdHXvuV2n3JQ=; b=s7VdFW9LCNBmFYr8YBXmpPSibGZIChJlNI 8W8jFZbVaezwTpOa4d2iULfXvXTSw+nEAJTDYsqN7hK6b2/nrmMUbyRV6d5fTjQY yLCq9ifhsitvm5ZqhStyxqHPqJN3/U/v9QlyiyQ66ljQJLfIO8+aYd8T6Q09pz5d RxBLgShXM9EaYFU6DkK9sYEQXkcaQpaCGPOh8ScZHjcUrdQgU8QL9oesgrvwBagT C2vDEU+PrJryl3rrRiGO6xHsN0tWwuSqSlDnZu5vrGVutQomTGxIoxb31AZqqK+w dacHoBwUwE1cjOV3toVwzPSkPM+2PGoZGOp+f0dCsRIqhuq2qCYA== 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 cYFjpGiMGesO for ; Sat, 19 Feb 2022 19:18:21 -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 4K1Vxm2RKNz1Rwrw; Sat, 19 Feb 2022 19:18:20 -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 v6 05/31] scsi: pm8001: Fix pm80xx_pci_mem_copy() interface Date: Sun, 20 Feb 2022 12:17:44 +0900 Message-Id: <20220220031810.738362-6-damien.lemoal@opensource.wdc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220220031810.738362-1-damien.lemoal@opensource.wdc.com> References: <20220220031810.738362-1-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;