From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C1BDBC742A7 for ; Sat, 13 Jul 2019 13:09:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 864D42083B for ; Sat, 13 Jul 2019 13:09:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="gpkg8H0S" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727664AbfGMNJG (ORCPT ); Sat, 13 Jul 2019 09:09:06 -0400 Received: from mout.gmx.net ([212.227.17.21]:49173 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726474AbfGMNJF (ORCPT ); Sat, 13 Jul 2019 09:09:05 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1563023338; bh=UfLJkogxrlpGYeLgRA0kJbea/s+TTdmLHOX7LQ+RCXU=; h=X-UI-Sender-Class:Date:From:To:Cc:Subject:References:In-Reply-To; b=gpkg8H0So9ITDE+4wcvBmSQfPRvaDGYflzWtQ1yC6GqlujrVlyTVePMbOAfbXY2gF b9e4hsckmsb7q1tF4bxyZ9W89mgAxro/u048Bw6NuxsyzciWy6yJ1ZOAf1CkqkNQDU 081ShCChVAGVPW3HhdBEIQKgOYcVjDDxj9rHwQLs= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from ls3530.dellerweb.de ([92.116.128.135]) by mail.gmx.com (mrgmx103 [212.227.17.168]) with ESMTPSA (Nemesis) id 0MCtLD-1hdnB32RRz-009j64; Sat, 13 Jul 2019 15:08:58 +0200 Date: Sat, 13 Jul 2019 15:08:54 +0200 From: Helge Deller To: linux-parisc@vger.kernel.org, James Bottomley , John David Anglin Cc: John Paul Adrian Glaubitz Subject: [PATCH v2][RFC] parisc: sata_sil: Add quirk for Samsung SSD 850 drive Message-ID: <20190713130854.GA6688@ls3530.dellerweb.de> References: <20190711195957.GA26789@ls3530.dellerweb.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190711195957.GA26789@ls3530.dellerweb.de> User-Agent: Mutt/1.12.0 (2019-05-25) X-Provags-ID: V03:K1:UzS8ZXI/9p2zXJggo/AsFLBdVSkzoNBtBuBgSvQUTIn8QvMcC0v SIZSt1sD45EuzeCxIFFO936bkIFAAyufFOj/Zj84/rE//agbpT50ndTWGYFWXHaew81+Yw4 vOBWlK/xaGIHJ36De0jO2sZhqq7Ez96qObi5e2gsFFD1SBDvg89J8eOWbwOgMQh1WCZrHdA IZJs9qbbvvmNFjYVSW77A== X-UI-Out-Filterresults: notjunk:1;V03:K0:z3csye0vY9g=:Z9H8TbkCfC7PlbWcx4xA3/ 0NrF1wx9xFYE52tO8JWBr6lox9WL7irs2KapovaK6XRXJDPEK60i2zQDipf5vdPdERWzBAf3E 4nxBDNgtA42CS4bOY4ycssXtfxtoQQTKclljHiF8y2IE5MGoOkQcuhd4pniXKgHjKBDc28bMb ndra8Ru6TEM3ootmUQOO5xDYHE7vgfuce+PqcSrj2/hwTWtAZzmo7M0Q3xZZtdDVKt+nUsKSm dQhV3XtCtA8Kaz0ewY49xIhLqXMsxFsyURETGrVjqTBzbK9koEQG/LBVgkAg2/9RBH2wxDekB g2TrTELUQcHVgQFeB/IfzjAPTI6tHmxa6YZnZDXpzLaBLckPLfXN1kmv1HsXfuSw969EatrBl /lb7QVKrbJVao5olIQtOf0K/jk4nIW5ZSoCkCDJh8z6lDpTQzWoQNW71ydgGCbMuvRC413A4E Q02GvIeI9kQcs2QBAjCcP/whOWmKIRW5Y/bfxavFbbxUXDTavfJqYN41Wcox8zElNvVBOeuxE 2W85v2Bm4Ody2NmTJT9CrV/sGBHYCkNJgcrUHA8oVi+7FZ5Aeq9+ZGscz/aUXChUWxMcRe4XI yOUWeOVjLs3Pe76tQnUf7vF6pA1MAuKCEPprB3ZyfDE/Gg+cRRFaaMgcvSBDy57K+DmuS4AIA fbRfKmsabWNhzOblvTPZSBOgnZP0sJvrKMG1fAlQGmViJ48UIxJwR9NQka78JZp9KvGcsm2LF AgxKQOVdS2IqRzZ+j1/tnoRvM523RLXTn1TR2fOph601qPvTh3EwPAHMMX2GReS5qD58Xb2Td MEiInTmF6vBy4PdbP74GMjvSu0rk4yo1ub+F3fzgJLCsrN/lLbq4tpR18dDRBPRE29phrlpHo P3wUfmoTmWlwJMou8ySdk6nY02NKJKbmjhZ9oeI7pSgwlU0LyLzeqVff40K5fACUEz15GwOTZ 8r/GumGfHFEg3P4yoNGMbChkAu+FAhlZKLDM9TVLq1cywwkADcIziHDshA9N6QCkP9BmMgBuf 6PziASysaPe0B106kOSYNyhIb+KaS3ts1FLdmm+V37n6EccoBLmxekp7atIkmsLA/w== Sender: linux-parisc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org The Samsung SSD 850 drive needs a quirk to limit ATA requests to 15 sectors, otherwise one will face lots of read/write errors. Alternatively the "sata_sil.slow_down=1" kernel module option can be set on the command line to limit all attached drives. Tested on a HP C8000 PA-RISC workstation. Signed-off-by: Helge Deller -------------- Changes in v2: - Use full ATA identity string diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c index 25b6a52be5ab..9e851534306d 100644 --- a/drivers/ata/sata_sil.c +++ b/drivers/ata/sata_sil.c @@ -141,6 +141,7 @@ static const struct sil_drivelist { { "ST3120022ASL", SIL_QUIRK_MOD15WRITE }, { "ST3160021ASL", SIL_QUIRK_MOD15WRITE }, { "TOSHIBA MK2561GSYN", SIL_QUIRK_MOD15WRITE }, + { "Samsung SSD 850 EVO 250GB", SIL_QUIRK_MOD15WRITE }, { "Maxtor 4D060H3", SIL_QUIRK_UDMA5MAX }, { } };