From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin Murphy Subject: Re: [PATCH v2 8/8] drm/panfrost: Remove unnecessary flushing from tlb_inv_context Date: Fri, 23 Aug 2019 15:05:44 +0100 Message-ID: References: <20190823021216.5862-1-robh@kernel.org> <20190823021216.5862-9-robh@kernel.org> <39a16722-9ab2-b7ca-1c28-dd733c1b193a@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by gabe.freedesktop.org (Postfix) with ESMTP id 441356E07B for ; Fri, 23 Aug 2019 14:05:50 +0000 (UTC) In-Reply-To: Content-Language: en-GB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Rob Herring Cc: Maxime Ripard , Tomeu Vizoso , David Airlie , dri-devel , Steven Price , Boris Brezillon , Alyssa Rosenzweig , Sean Paul List-Id: dri-devel@lists.freedesktop.org T24gMjMvMDgvMjAxOSAxNDoxOCwgUm9iIEhlcnJpbmcgd3JvdGU6Cj4gT24gRnJpLCBBdWcgMjMs IDIwMTkgYXQgNzo1NiBBTSBSb2JpbiBNdXJwaHkgPHJvYmluLm11cnBoeUBhcm0uY29tPiB3cm90 ZToKPj4KPj4gT24gMjMvMDgvMjAxOSAwMzoxMiwgUm9iIEhlcnJpbmcgd3JvdGU6Cj4+PiB0bGJf aW52X2NvbnRleHQoKSBob29rIGlzIG9ubHkgY2FsbGVkIHdoZW4gZnJlZWluZyB0aGUgcGFnZSB0 YWJsZXMuIFRoZXJlJ3MKPj4+IG5vIHBvaW50IGluIGZsdXNoaW5nIG9ubHkgdG8gZnJlZSB0aGUg cGFnZSB0YWJsZXMgaW1tZWRpYXRlbHkgZm9sbG93aW5nLgo+Pgo+PiBGV0lXLCBpbiBnZW5lcmFs IHRoZSBwb2ludCBvZiBmbHVzaGluZyBpcyAqYmVjYXVzZSogd2UncmUgYWJvdXQgdG8gZnJlZQo+ PiB0aGUgcGFnZXRhYmxlcyAtIGlmIHRoZXJlJ3MgYW55IHBvc3NpYmlsaXR5IHRoYXQgdGhlIGhh cmR3YXJlIGNvdWxkCj4+IGNvbnRpbnVlIHRvIGlzc3VlIHRyYW5zbGF0aW9uIHRhYmxlIHdhbGtz IChzcGVjdWxhdGl2ZSBvciBvdGhlcndpc2UpCj4+IGFmdGVyIHRob3NlIHBhZ2VzIGhhdmUgYmVl biByZXVzZWQgYnkgc29tZW9uZSBlbHNlLCBUTEIgYmFkbmVzcyBtYXkgZW5zdWUuCj4+Cj4+IEZv ciBwYW5mcm9zdCBpbiBwYXJ0aWN1bGFyIEkgc3VzcGVjdCB3ZSBjYW4gcHJvYmFibHkgZ2V0IGF3 YXkgd2l0aG91dAo+PiBpdCwgYXQgbGVhc3QgZm9yIHRoZSBtb21lbnQsIGJ1dCBpdCBtaWdodCBi ZSB3b3J0aCBtb3ZpbmcgdGhlIGZsdXNoIHRvCj4+IG1tdV9kaXNhYmxlKCkgZm9yIGNvbXBsZXRl IHBlYWNlIG9mIG1pbmQgKHdoaWNoIGtpbmQgb2YgcHJlZW1wdHMgdGhlCj4+IHNvcnQgb2YgdGhp bmcgdGhhdCBwZXItcHJvY2VzcyBBUyBzd2l0Y2hpbmcgd2lsbCB3YW50IGFueXdheSkuCj4gCj4g VGhlcmUncyBiaWdnZXIgcHJvYmxlbSB0aGF0IG1tdV9kaXNhYmxlKCkgaXMgc3RpbGwgb25seSBj YWxsZWQgZm9yIEFTMAo+IGFuZCBvbmx5IGZvciBkcml2ZXIgdW5sb2FkLgoKU3VyZSwgYnV0IEFT MCBpcyB0aGUgb25seSBvbmUgd2UgZXZlciBlbmFibGUsIGFuZCBjb25jZXB0dWFsbHkgd2UgZG8g CnRoYXQgb25jZSBhdCBwcm9iZSB0aW1lIChBRkFJQ1MgaXQgc3RheXMgbm9taW5hbGx5IGxpdmUg dGhyb3VnaCByZXNldHMgCmFuZCByZXN1bWVzKSwgc28gd2hpbGUgaXQgbWF5IGJlIHRoZSBsZWFz dC1jbGV2ZXIgQVMgdXNhZ2UgcG9zc2libGUgaXQncyAKYXQgbGVhc3Qgc2VsZi1jb25zaXN0ZW50 LiBBbmQgYXQgdGhlIG1vbWVudCB0aGUgb25seSB0aW1lIHdlJ2xsIGNhbGwgCi50bGJfaW52X2Nv bnRleHQgaXMgZnJvbSBwYW5mcm9zdF9tbXVfZmluaSgpIHdoZW4gd2UncmUgdW5jb25kaXRpb25h bGx5IApwb2tpbmcgcmVnaXN0ZXJzIGFueXdheSwgc28gZWl0aGVyIHdheSBJIGRvbid0IHRoaW5r IHRoZXJlJ3MgYW55IGFjdHVhbCAKcHJvYmxlbSB0b2RheSAtIEknbSB2aWV3aW5nIHRoaXMgcGF0 Y2ggYXMgZ2V0dGluZyB0aGluZ3Mgc3RyYWlnaHQgaW4gCnByZXBhcmF0aW9uIGZvciB0aGUgZnV0 dXJlLgoKPiBJIGd1ZXNzIHdlIHNob3VsZCBmaXggdGhhdCBhbmQgdGhlbiBmaWd1cmUKPiBvdXQg d2hlcmUgYSBmbHVzaCBpcyBuZWVkZWQgaWYgYXQgYWxsLiBJIHdvdWxkIHRoaW5rIGNoYW5naW5n IHRoZSBUVEJSCj4gd291bGQgYmUgZW5vdWdoIHRvIHF1aWVzY2UgdGhlIGgvdyBhbmQgVExCcy4g VGhhdCBzZWVtcyB0byBiZSB0aGUgY2FzZQo+IGluIG15IHRlc3Rpbmcgb2Ygc3dpdGNoaW5nIGFk ZHJlc3Mgc3BhY2VzLgoKIEZyb20gYSBxdWljayBzY2FuIHRocm91Z2gga2Jhc2UsIGtiYXNlX21t dV9kaXNhYmxlKCkgYXBwZWFycyB0byBwZXJmb3JtIAphbiBmdWxsIEZMVVNIX01FTSBiZWZvcmUg cmV3cml0aW5nIFRSQU5TVEFCLCBhbmQgaXQgbG9va3MgbGlrZSB0aGF0IGRvZXMgCmdldCBjYWxs ZWQgd2hlbiBzY2hlZHVsaW5nIG91dCBhIGNvbnRleHQuIFRoYXQncyBpbiBsaW5lIHdpdGggd2hh dCBJIHdhcyAKaW1hZ2luaW5nLCBzbyB1bmxlc3Mgd2Uga25vdyBiZXR0ZXIgZm9yIHN1cmUsIHdl IG1heSBhcyB3ZWxsIHBsYXkgaXQgCnNhZmUgYW5kIGZvbGxvdyB0aGUgc2FtZSBwYXR0ZXJuLgoK Um9iaW4uCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRy aS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==