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=-5.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,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 41169C2D0EF for ; Fri, 17 Apr 2020 17:39:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 01D2422209 for ; Fri, 17 Apr 2020 17:39:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="WZaabqWm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729880AbgDQRjz (ORCPT ); Fri, 17 Apr 2020 13:39:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728421AbgDQRjy (ORCPT ); Fri, 17 Apr 2020 13:39:54 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B51F4C061A0C for ; Fri, 17 Apr 2020 10:39:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=LBjygYyC944CKlPD3XS2R4n/n0JfZwjSTHNfNJ0y7Zg=; b=WZaabqWmMoH65WOVHe9ERur26P R1zgqFtkWETNmQ3aNjbpQfcQ/JGtumJqJklq+OZU5vJzEP5wQQNy97YnDh1BrIbJDxDhQyrVfrvYA M43cVmGeTPWLLQ/ltsKs5UCTyoFBCLAizrOtvkyue1SS/J8tUxWZjFOuuuZe7aG3bufdDhSIkZOko CUdTgm1zBbjMp8h5mhSmXHGmqBQ9KJwtE8xmHNfwSdUdA6l4vo1LdOTt7ucqRtrTmDj7YpsyTGLG2 uYhQLJtIZ+/nNevMMgYHdsr+j4FUD9CeFABIAwOdPN2f8SdoATvwE9vReArCgU2HttHEvDMju2zYx FaOs5k0g==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jPUxl-0002jG-Sf; Fri, 17 Apr 2020 17:39:37 +0000 Subject: Re: [PATCH] drivers: uio: new driver uio_fsl_85xx_cache_sram To: Wang Wenhu , gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: christophe.leroy@c-s.fr, oss@buserror.net, kernel@vivo.com, robh@kernel.org, Michael Ellerman References: <20200417172130.14287-1-wenhu.wang@vivo.com> From: Randy Dunlap Message-ID: <9263f8fb-74e0-4c74-6c72-bdf0dfafbf1b@infradead.org> Date: Fri, 17 Apr 2020 10:39:35 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200417172130.14287-1-wenhu.wang@vivo.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/17/20 10:21 AM, Wang Wenhu wrote: > diff --git a/drivers/uio/Kconfig b/drivers/uio/Kconfig > index 202ee81cfc2b..f6e6ec0089c0 100644 > --- a/drivers/uio/Kconfig > +++ b/drivers/uio/Kconfig > @@ -105,6 +105,14 @@ config UIO_NETX > To compile this driver as a module, choose M here; the module > will be called uio_netx. > > +config UIO_FSL_85XX_CACHE_SRAM > + tristate "Freescale MPC85xx Cache-Sram driver" > + depends on FSL_SOC_BOOKE && PPC32 && !FSL_85XX_CACHE_SRAM > + help > + Generic driver for accessing the Cache-Sram form user level. This from and SRAM would be better than Sram IMO. (2 places) > + is extremely helpful for some user-space applications that require > + high performance memory accesses. > + > config UIO_FSL_ELBC_GPCM > tristate "eLBC/GPCM driver" > depends on FSL_LBC thanks. -- ~Randy