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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 67F8DC5B552 for ; Mon, 9 Jun 2025 20:05:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=F2pFNiL43EBd3b0V4G4AvRislTbtXdsqHK1l3pVwBXM=; b=Zcc7KoWElUNE4M UBEtFyquo2oVwBlgqTaOELp/ehsfjVZ5OzNDMxesq8GJfxGrX1tO2Hsc27zhYyrgbLQMvQXdue2Qu 71+hiy5SBN/O6iHHJaCu1uMXhBdU77eQ0Kkz3vT934sd8CvV1rOCyHONz0DTwlJzWbJ+YKCQLtS1n bmC4B9yArH498OdnHxU1E1NEoqezwwAZKsdjiooGrMbFipRWa0VpYpV4u1xUxvdA6Emp+OVq9ZtH+ GjRmDRvtoNDqQ+nq7n0w3/OFBwoAXHkcK50RYKgvahBG5x6O+HwFN6OeUkuHcXI4gXExQ1jOxHcOR 3AyanB+jJPgTFhALiL3Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uOikA-0000000572w-17pZ; Mon, 09 Jun 2025 20:05:18 +0000 Received: from mgamail.intel.com ([198.175.65.13]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uOijS-000000056xo-3gOK for linux-riscv@lists.infradead.org; Mon, 09 Jun 2025 20:04:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1749499475; x=1781035475; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=yUuvb828aWvLH8lzzQnIsJ5D980USIpuviHfRjTllQ0=; b=XJqCxF2i4yOqJ+Sp79NNTRL+meiLk1U8Qigndz7/0WIwTNOTLjQyfPVh /9hz0dQ3o4Ujc4UEGOdvzfKGCA9Ew6M6GKJAoN+p0x9bV0pkERAiOY4ZX 3vIHZUY5QXgc4z+kYBP6TM/DTM3qnRd1SIm/VlK12QeYrqOWs5Y532AFf h4rg+FGvRQx21mCaeKpFq1tLHJWfI8G3EZdmFcKv2eQOoN/d6V4ZCW8eJ v7e/OQDmiaBVegpDgMavdaLLu6hpMXUaSOfM5Owv1gzyCU73iawoQsOwQ njks8u7g0ldywYUuzhtAGhhU+RqVcboCjheLaqtdSrhmaGLtYQlLc8I1J g==; X-CSE-ConnectionGUID: qQ3WoRuHTCSqdYJKNEPJpQ== X-CSE-MsgGUID: olE3ZGADQFyghGMHCSx4zg== X-IronPort-AV: E=McAfee;i="6800,10657,11459"; a="62626248" X-IronPort-AV: E=Sophos;i="6.16,223,1744095600"; d="scan'208";a="62626248" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jun 2025 13:04:34 -0700 X-CSE-ConnectionGUID: MxTEgy0kRCSr/efLPe7Dlw== X-CSE-MsgGUID: pSrDO/9FQgO05dfgzHptsA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,223,1744095600"; d="scan'208";a="151489909" Received: from smile.fi.intel.com ([10.237.72.52]) by fmviesa005.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jun 2025 13:04:28 -0700 Received: from andy by smile.fi.intel.com with local (Exim 4.98.2) (envelope-from ) id 1uOijI-000000059OT-2Hi4; Mon, 09 Jun 2025 23:04:24 +0300 Date: Mon, 9 Jun 2025 23:04:24 +0300 From: Andy Shevchenko To: Anup Patel Subject: Re: [PATCH v4 07/23] mailbox: Add RISC-V SBI message proxy (MPXY) based mailbox driver Message-ID: References: <20250525084710.1665648-1-apatel@ventanamicro.com> <20250525084710.1665648-8-apatel@ventanamicro.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250609_130434_954846_74E8EE77 X-CRM114-Status: GOOD ( 26.65 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jassi Brar , Atish Patra , Michael Turquette , Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= , linux-riscv@lists.infradead.org, linux-clk@vger.kernel.org, Rob Herring , Anup Patel , Bartosz Golaszewski , "Rafael J . Wysocki" , Linus Walleij , Andrew Jones , devicetree@vger.kernel.org, Conor Dooley , Leyfoon Tan , Paul Walmsley , Thomas Gleixner , Mika Westerberg , Stephen Boyd , linux-kernel@vger.kernel.org, Samuel Holland , Palmer Dabbelt , Krzysztof Kozlowski , Rahul Pathak , Len Brown Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gTW9uLCBKdW4gMDksIDIwMjUgYXQgMDU6NTk6NDBQTSArMDUzMCwgQW51cCBQYXRlbCB3cm90 ZToKPiBPbiBXZWQsIE1heSAyOCwgMjAyNSBhdCA0OjIz4oCvUE0gQW5keSBTaGV2Y2hlbmtvCj4g PGFuZHJpeS5zaGV2Y2hlbmtvQGxpbnV4LmludGVsLmNvbT4gd3JvdGU6Cj4gPiBPbiBTdW4sIE1h eSAyNSwgMjAyNSBhdCAwMjoxNjo1NFBNICswNTMwLCBBbnVwIFBhdGVsIHdyb3RlOgoKLi4uCgo+ ID4gPiArI2luY2x1ZGUgPGFzbS9zYmkuaD4KPiA+Cj4gPiBhc20vKiB1c3VhbGx5IGdvZXMgYWZ0 ZXIgZ2VuZXJpYyBsaW51eC8qIG9uZXMuIFdoeSBoZXJlPwo+IAo+IEkgYW0gbm90IGF3YXJlIG9m IGFueSBzdWNoIGNvbnZlbnRpb24gYnV0IEkgd2lsbCB1cGRhdGUgYW55d2F5LgoKSXQncyBqdXN0 IGEgY29tbW9uIHNlbnNlLiBXZSBpbmNsdWRlIG1vc3QgZ2VuZXJpYyBmaXJzdCBhbmQgbW9zdCBj dXN0b20gYXQKbGFzdC4KCi4uLgoKPiA+ID4gK3N0YXRpYyBpbnQgbXB4eV93cml0ZV9hdHRycyh1 MzIgY2hhbm5lbF9pZCwgdTMyIGJhc2VfYXR0cmlkLCB1MzIgYXR0cl9jb3VudCwKPiA+ID4gKyAg ICAgICAgICAgICAgICAgICAgICAgICB1MzIgKmF0dHJzX2J1ZikKPiA+ID4gK3sKPiA+ID4gKyAg ICAgc3RydWN0IG1weHlfbG9jYWwgKm1weHkgPSB0aGlzX2NwdV9wdHIoJm1weHlfbG9jYWwpOwo+ ID4gPiArICAgICBzdHJ1Y3Qgc2JpcmV0IHNyZXQ7Cj4gPiA+ICsgICAgIHUzMiBpOwo+ID4gPiAr Cj4gPiA+ICsgICAgIGlmICghbXB4eS0+c2htZW1fYWN0aXZlKQo+ID4gPiArICAgICAgICAgICAg IHJldHVybiAtRU5PREVWOwo+ID4gPiArICAgICBpZiAoIWF0dHJfY291bnQgfHwgIWF0dHJzX2J1 ZikKPiA+ID4gKyAgICAgICAgICAgICByZXR1cm4gLUVJTlZBTDsKPiA+ID4gKwo+ID4gPiArICAg ICBnZXRfY3B1KCk7Cj4gPiA+ICsKPiA+ID4gKyAgICAgZm9yIChpID0gMDsgaSA8IGF0dHJfY291 bnQ7IGkrKykKPiA+ID4gKyAgICAgICAgICAgICAoKF9fbGUzMiAqKW1weHktPnNobWVtKVtpXSA9 IGNwdV90b19sZTMyKGF0dHJzX2J1ZltpXSk7Cj4gPgo+ID4gRG9uJ3Qgd2UgaGF2ZSBoZWxwZXJz IGZvciB0aGlzPyBUaGV5IGFyZSBzdWZmaXhlZCB3aXRoIF9hcnJheS4KPiA+IGh0dHBzOi8vZWxp eGlyLmJvb3RsaW4uY29tL2xpbnV4L3Y2LjE1LXJjNi9zb3VyY2UvaW5jbHVkZS9saW51eC9ieXRl b3JkZXIvZ2VuZXJpYy5oI0wxNjgKPiA+IERvbid0IGZvcmdldCB0byBoYXZlIGFzbS9ieXRlb3Jk ZXIuaCBiZWluZyBpbmNsdWRlZC4KPiA+Cj4gPiBEaXR0byBmb3IgdGhlIHNpbWlsYXIgY2FzZShz KS4KPiAKPiBUaGUgY3B1X3RvX2xlMzJfYXJyYXkoKSBhbmQgbGUzMl90b19jcHVfYXJyYXkoKSBo ZWxwZXJzIHVwZGF0ZSBkYXRhCj4gaW4tcGxhY2UgYnV0IG92ZXIgaGVyZSB3ZSBoYXZlIHNlcGFy YXRlIHNvdXJjZSBhbmQgZGVzdGluYXRpb24uCgpGYWlyIGVub3VnaC4gUGVyaGFwcyBhZGQgc29t ZXRoaW5nIGxpa2UgbWVtY3B5X3RvX2xlMzIoKSAvIG1lbWNweV9mcm9tX2xlMzIoKQpvciBhbGlr ZSBmb3IgeW91ciBjYXNlPwoKPiA+ID4gKyAgICAgc3JldCA9IHNiaV9lY2FsbChTQklfRVhUX01Q WFksIFNCSV9FWFRfTVBYWV9XUklURV9BVFRSUywKPiA+ID4gKyAgICAgICAgICAgICAgICAgICAg ICBjaGFubmVsX2lkLCBiYXNlX2F0dHJpZCwgYXR0cl9jb3VudCwgMCwgMCwgMCk7Cj4gPiA+ICsK PiA+ID4gKyAgICAgcHV0X2NwdSgpOwo+ID4gPiArICAgICByZXR1cm4gc2JpX2Vycl9tYXBfbGlu dXhfZXJybm8oc3JldC5lcnJvcik7Cj4gPiA+ICt9CgouLi4KCj4gPiA+ICsgICAgICAgICAgICAg ICAgICAgICAgICAgICAgc2l6ZW9mKG1jaGFuLT5ycG1pX2F0dHJzKSAvIHNpemVvZih1MzIpLAo+ ID4gPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICh1MzIgKikmbWNoYW4tPnJwbWlfYXR0 cnMpOwo+ID4KPiA+IFdoeSBjYXN0aW5nPyBXaGF0IGFib3V0IGFsaWdubWVudD8KPiAKPiBUaGUg UlBNSSBhdHRyaWJ1dGVzIChha2Egc3RydWN0IHNiaV9tcHh5X3JwbWlfY2hhbm5lbF9hdHRycykg YXJlCj4gYSBjb2xsZWN0aW9uIG9mIHUzMiBhdHRyaWJ1dGVzIGhlbmNlIHdlIGNhbiBhbHNvIHRy ZWF0IHJwbWlfYXR0cnMKPiBhcyBhIHUzMiBhcnJheS4gRnVydGhlciwgdGhlIHJwbWlfYXR0cnMg aXMgWExFTiBhbGlnbmVkIHdpdGhpbiB0aGUKPiBzdHJ1Y3QgbXB4eV9tYm94X2NoYW5uZWwgc28g bm8gYWxpZ25tZW50IGlzc3VlIHdpdGggdGhlIGNhc3RpbmcKPiBvbiBib3RoIFJWMzIgYW5kIFJW NjQuCj4gCj4gSWYgd2Ugd2FudCB0byBhdm9pZCB0aGUgY2FzdGluZyB0aGVuIHdlIHdpbGwgaGF2 ZSB0byB1c2UgYSB0ZW1wb3JhcnkKPiB1MzIgYXJyYXkgcGx1cyBhZGRpdGlvbmFsIG1lbWNweSgp LgoKT0suCgouLi4KCj4gPiA+ICsgICAgIGlmIChtYm94LT5tc2lfY291bnQpCj4gPgo+ID4gSXMg dGhpcyBjaGVjayByZWFsbHkgbmVlZGVkPwo+IAo+IE1TSXMgYXJlIG9wdGlvbmFsIGZvciB0aGUg U0JJIE1QWFkgbWFpbGJveCBzbyB3ZSBzaG91bGQgb25seSB1c2UKPiBwbGF0Zm9ybV9kZXZpY2Vf bXNpX3h5eigpIEFQSXMgb25seSB3aGVuIE1TSXMgYXJlIGF2YWlsYWJsZS4KCj4gPiA+ICsgICAg ICAgICAgICAgcGxhdGZvcm1fZGV2aWNlX21zaV9mcmVlX2lycXNfYWxsKG1ib3gtPmRldik7CgpI bW0uLi4gSSBhbSBub3Qgc3VyZSB3aHkuIERvIHlvdSBoYXZlIGFueSBPb3BzIG9yIHdhcm5pbmdz IGlmIHRoZSBjaGVjawppcyBub3QgdGhlcmUgYW5kIG5vIE1TSSBwcm92aWRlZD8KCj4gPiA+ICt9 CgotLSAKV2l0aCBCZXN0IFJlZ2FyZHMsCkFuZHkgU2hldmNoZW5rbwoKCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1yaXNjdiBtYWlsaW5nIGxp c3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFk Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2Cg==