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([2a02:908:1252:fb60:be8a:bd56:1f94:86e7]) by smtp.gmail.com with ESMTPSA id y196sm708846wmd.11.2020.06.22.12.37.39 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Jun 2020 12:37:40 -0700 (PDT) Subject: Re: [PATCH v2 3/8] drm/ttm: Add unampping of the entire device address space To: Andrey Grodzovsky , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org References: <1592719388-13819-1-git-send-email-andrey.grodzovsky@amd.com> <1592719388-13819-4-git-send-email-andrey.grodzovsky@amd.com> From: =?UTF-8?Q?Christian_K=c3=b6nig?= Message-ID: <92f0cc9d-32c1-c86d-60ff-622144251e2a@gmail.com> Date: Mon, 22 Jun 2020 21:37:39 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <1592719388-13819-4-git-send-email-andrey.grodzovsky@amd.com> Content-Language: en-US X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: christian.koenig@amd.com Cc: alexdeucher@gmail.com, daniel.vetter@ffwll.ch, michel@daenzer.net, ppaalanen@gmail.com Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" QW0gMjEuMDYuMjAgdW0gMDg6MDMgc2NocmllYiBBbmRyZXkgR3JvZHpvdnNreToKPiBIZWxwZXIg ZnVuY3Rpb24gdG8gYmUgdXNlZCB0byBpbnZhbGlkYXRlIGFsbCBCT3MgQ1BVIG1hcHBpbmdzCj4g b25jZSBkZXZpY2UgaXMgcmVtb3ZlZC4KPgo+IFNpZ25lZC1vZmYtYnk6IEFuZHJleSBHcm9kem92 c2t5IDxhbmRyZXkuZ3JvZHpvdnNreUBhbWQuY29tPgoKUmV2aWV3ZWQtYnk6IENocmlzdGlhbiBL w7ZuaWcgPGNocmlzdGlhbi5rb2VuaWdAYW1kLmNvbT4KCj4gLS0tCj4gICBkcml2ZXJzL2dwdS9k cm0vdHRtL3R0bV9iby5jICAgIHwgOCArKysrKystLQo+ICAgaW5jbHVkZS9kcm0vdHRtL3R0bV9i b19kcml2ZXIuaCB8IDcgKysrKysrKwo+ICAgMiBmaWxlcyBjaGFuZ2VkLCAxMyBpbnNlcnRpb25z KCspLCAyIGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS90dG0v dHRtX2JvLmMgYi9kcml2ZXJzL2dwdS9kcm0vdHRtL3R0bV9iby5jCj4gaW5kZXggYzViNTE2Zi4u OTI2YTM2NSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vdHRtL3R0bV9iby5jCj4gKysr IGIvZHJpdmVycy9ncHUvZHJtL3R0bS90dG1fYm8uYwo+IEBAIC0xNzUwLDEwICsxNzUwLDE0IEBA IHZvaWQgdHRtX2JvX3VubWFwX3ZpcnR1YWwoc3RydWN0IHR0bV9idWZmZXJfb2JqZWN0ICpibykK PiAgIAl0dG1fYm9fdW5tYXBfdmlydHVhbF9sb2NrZWQoYm8pOwo+ICAgCXR0bV9tZW1faW9fdW5s b2NrKG1hbik7Cj4gICB9Cj4gLQo+IC0KPiAgIEVYUE9SVF9TWU1CT0wodHRtX2JvX3VubWFwX3Zp cnR1YWwpOwo+ICAgCj4gK3ZvaWQgdHRtX2JvX3VubWFwX3ZpcnR1YWxfYWRkcmVzc19zcGFjZShz dHJ1Y3QgdHRtX2JvX2RldmljZSAqYmRldikKPiArewo+ICsJdW5tYXBfbWFwcGluZ19yYW5nZShi ZGV2LT5kZXZfbWFwcGluZywgMCwgMCwgMSk7Cj4gK30KPiArRVhQT1JUX1NZTUJPTCh0dG1fYm9f dW5tYXBfdmlydHVhbF9hZGRyZXNzX3NwYWNlKTsKPiArCj4gICBpbnQgdHRtX2JvX3dhaXQoc3Ry dWN0IHR0bV9idWZmZXJfb2JqZWN0ICpibywKPiAgIAkJYm9vbCBpbnRlcnJ1cHRpYmxlLCBib29s IG5vX3dhaXQpCj4gICB7Cj4gZGlmZiAtLWdpdCBhL2luY2x1ZGUvZHJtL3R0bS90dG1fYm9fZHJp dmVyLmggYi9pbmNsdWRlL2RybS90dG0vdHRtX2JvX2RyaXZlci5oCj4gaW5kZXggYzllMGZkMC4u MzllYTQ0ZiAxMDA2NDQKPiAtLS0gYS9pbmNsdWRlL2RybS90dG0vdHRtX2JvX2RyaXZlci5oCj4g KysrIGIvaW5jbHVkZS9kcm0vdHRtL3R0bV9ib19kcml2ZXIuaAo+IEBAIC02MDEsNiArNjAxLDEz IEBAIGludCB0dG1fYm9fZGV2aWNlX2luaXQoc3RydWN0IHR0bV9ib19kZXZpY2UgKmJkZXYsCj4g ICB2b2lkIHR0bV9ib191bm1hcF92aXJ0dWFsKHN0cnVjdCB0dG1fYnVmZmVyX29iamVjdCAqYm8p Owo+ICAgCj4gICAvKioKPiArICogdHRtX2JvX3VubWFwX3ZpcnR1YWxfYWRkcmVzc19zcGFjZQo+ ICsgKgo+ICsgKiBAYmRldjogdGVhciBkb3duIGFsbCB0aGUgdmlydHVhbCBtYXBwaW5ncyBmb3Ig dGhpcyBkZXZpY2UKPiArICovCj4gK3ZvaWQgdHRtX2JvX3VubWFwX3ZpcnR1YWxfYWRkcmVzc19z cGFjZShzdHJ1Y3QgdHRtX2JvX2RldmljZSAqYmRldik7Cj4gKwo+ICsvKioKPiAgICAqIHR0bV9i b191bm1hcF92aXJ0dWFsCj4gICAgKgo+ICAgICogQGJvOiB0ZWFyIGRvd24gdGhlIHZpcnR1YWwg bWFwcGluZ3MgZm9yIHRoaXMgQk8KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCmFtZC1nZnggbWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1k LWdmeAo=