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[142.68.57.212]) by smtp.gmail.com with ESMTPSA id w2sm25704790qto.73.2020.03.11.07.48.55 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 11 Mar 2020 07:48:55 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1jC2fH-00050i-FV; Wed, 11 Mar 2020 11:48:55 -0300 Date: Wed, 11 Mar 2020 11:48:55 -0300 From: Jason Gunthorpe To: Christian =?utf-8?B?S8O2bmln?= Subject: Re: [PATCH 4/6] drm/amdgpu: add checks if DMA-buf P2P is supported Message-ID: <20200311144855.GF31668@ziepe.ca> References: <20200311135158.3310-1-christian.koenig@amd.com> <20200311135158.3310-5-christian.koenig@amd.com> <20200311140415.GB31668@ziepe.ca> <848c2f50-1529-f036-69cd-5104b7ebe27b@gmail.com> <20200311143835.GD31668@ziepe.ca> <58916fcc-6d5e-4f6a-3de3-7bc90a4a5145@amd.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <58916fcc-6d5e-4f6a-3de3-7bc90a4a5145@amd.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-Mailman-Approved-At: Thu, 12 Mar 2020 08:08:13 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Logan Gunthorpe , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, hch@infradead.org, linaro-mm-sig@lists.linaro.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" T24gV2VkLCBNYXIgMTEsIDIwMjAgYXQgMDM6NDM6MDNQTSArMDEwMCwgQ2hyaXN0aWFuIEvDtm5p ZyB3cm90ZToKPiA+ID4gPiBpbnQgJ3AycGRtYSBtYXAgYmFyJygKPiA+ID4gPiAgICAgIHN0cnVj dCBwY2lfZGV2aWNlICpzb3VyY2UsCj4gPiA+ID4gICAgICB1bnNpZ25lZCBpbnQgc291cmNlX2Jh cl9udW1iZXIsCj4gPiA+ID4gICAgICBzdHJ1Y3QgcGNpX2RldmljZSAqZGVzdCwKPiA+ID4gPiAg ICAgIHBoeXNhZGRyJmxlbiAqYXJyYXlfb2Zfb2Zmc2V0cyAmIGxlbmd0aCBwYWlycyBpbnRvIHNv dXJjZSBiYXIsCj4gPiA+ID4gICAgICBzdHJ1Y3Qgc2NhdHRlcmxpc3QgKm91dHB1dF9zZ2wpCj4g PiA+IFdlbGwgdGhhdCdzIGV4YWN0bHkgd2hhdCBJIGhhdmUgdG8gYXZvaWQgc2luY2UgSSBkb24n dCBoYXZlIHRoZSBhcnJheSBvZgo+ID4gPiBvZmZzZXRzIGFyb3VuZCBhbmQgd2FudCB0byBhdm9p ZCBjb25zdHJ1Y3RpbmcgaXQuCj4gPiBNYXliZSBpdCBkb2Vzbid0IG5lZWQgYW4gYXJyYXkgb2Yg b2Zmc2V0cyAtIGp1c3QgYSBzaW5nbGUgb2Zmc2V0IGFuZAo+ID4gY2FsbGVycyBjYW4gaXRlcmF0 ZSB0aGUgQVBJPwo+IAo+IFllcywgdGhhdCB3b3VsZCBvZiBjb3Vyc2Ugd29yayBhcyB3ZWxsLgo+ IAo+IEJ1dCBJIHdhcyBhc3N1bWluZyB0aGF0IHAycGRtYV9tYXBfYmFyKCkgbmVlZHMgc29tZSBz dGF0ZSBiZXR3ZWVuIHRob3NlCj4gY2FsbHMuCgpJdCBtaWdodCBiZSBhYmxlIHRvIHJ1biBmYXN0 ZXIgaWYgc29tZSBzdGF0ZSBpcyBoZWxkLiBXZSd2ZSBoYWQgQVBJcwpiZWZvcmUgd2hlcmUgdGhl IGNhbGxlciBjYW4gcHJvdmlkZSBhIGNhY2hlIGZvciBleHBlbnNpdmUgc3RhdGUgZm9yCkFQSXMu IE1heWJlIHRoYXQgd291bGQgYmUgYW4gYXBwcm9wcmlhdGUgcGF0dGVybiBoZXJlPwoKSUlSQyB0 aGUgZGlzdGFuY2UgY2FsY3VsYXRpb24gaXMgdGhlIGV4cGVuc2l2ZSBiaXQsIHRoYXQgd291bGQg YmUgZWFzeQplbm91Z2ggdG8gY2FjaGUuCgpKYXNvbgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9kcmktZGV2ZWwK