From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Christian_K=c3=b6nig?= Subject: Re: [PATCH] drm/amdgpu: force to use CPU_ACCESS hint optimization Date: Wed, 6 Mar 2019 13:30:44 +0100 Message-ID: <1977ace8-19a7-2277-648b-d464fe46f2f7@gmail.com> References: <20190306115250.21217-1-david1.zhou@amd.com> <5ff670c0-6279-98cd-56c1-db792693ead9@gmail.com> Reply-To: christian.koenig-5C7GfCeVMHo@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Zhou, David(ChunMing)" , "Koenig, Christian" , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" QW0gMDYuMDMuMTkgdW0gMTM6MDAgc2NocmllYiBaaG91LCBEYXZpZChDaHVuTWluZyk6Cj4KPj4g LS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0KPj4gRnJvbTogQ2hyaXN0aWFuIEvDtm5pZyA8Y2tv ZW5pZy5sZWljaHR6dW1lcmtlbkBnbWFpbC5jb20+Cj4+IFNlbnQ6IFdlZG5lc2RheSwgTWFyY2gg MDYsIDIwMTkgNzo1NSBQTQo+PiBUbzogWmhvdSwgRGF2aWQoQ2h1bk1pbmcpIDxEYXZpZDEuWmhv dUBhbWQuY29tPjsgS29lbmlnLCBDaHJpc3RpYW4KPj4gPENocmlzdGlhbi5Lb2VuaWdAYW1kLmNv bT47IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4+IFN1YmplY3Q6IFJlOiBbUEFUQ0hd IGRybS9hbWRncHU6IGZvcmNlIHRvIHVzZSBDUFVfQUNDRVNTIGhpbnQKPj4gb3B0aW1pemF0aW9u Cj4+Cj4+IEFtIDA2LjAzLjE5IHVtIDEyOjUyIHNjaHJpZWIgQ2h1bm1pbmcgWmhvdToKPj4+IEFz IHdlIGtub3csIHZpc2libGUgdnJhbSBjYW4gYmUgcGxhY2VkIHRvIGludmlzaWJsZSB3aGVuIG5v IGNwdSBhY2Nlc3MuCj4+Pgo+Pj4gU2lnbmVkLW9mZi1ieTogQ2h1bm1pbmcgWmhvdSA8ZGF2aWQx Lnpob3VAYW1kLmNvbT4KPj4+IC0tLQo+Pj4gICAgZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUv YW1kZ3B1X2ttcy5jIHwgOCArKystLS0tLQo+Pj4gICAgMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0 aW9ucygrKSwgNSBkZWxldGlvbnMoLSkKPj4+Cj4+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2ttcy5jCj4+PiBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1k Z3B1L2FtZGdwdV9rbXMuYwo+Pj4gaW5kZXggYmM2MmJmNDFiN2U5Li44MjNkZWI2NmY1ZGEgMTAw NjQ0Cj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfa21zLmMKPj4+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2FtZGdwdV9rbXMuYwo+Pj4gQEAgLTU5 Miw4ICs1OTIsNyBAQCBzdGF0aWMgaW50IGFtZGdwdV9pbmZvX2lvY3RsKHN0cnVjdCBkcm1fZGV2 aWNlCj4+PiAqZGV2LCB2b2lkICpkYXRhLCBzdHJ1Y3QgZHJtX2ZpbGUKPj4+Cj4+PiAgICAJCXZy YW1fZ3R0LnZyYW1fc2l6ZSA9IGFkZXYtPmdtYy5yZWFsX3ZyYW1fc2l6ZSAtCj4+PiAgICAJCQlh dG9taWM2NF9yZWFkKCZhZGV2LT52cmFtX3Bpbl9zaXplKTsKPj4+IC0JCXZyYW1fZ3R0LnZyYW1f Y3B1X2FjY2Vzc2libGVfc2l6ZSA9IGFkZXYtCj4+PiBnbWMudmlzaWJsZV92cmFtX3NpemUgLQo+ Pj4gLQkJCWF0b21pYzY0X3JlYWQoJmFkZXYtPnZpc2libGVfcGluX3NpemUpOwo+Pj4gKwkJdnJh bV9ndHQudnJhbV9jcHVfYWNjZXNzaWJsZV9zaXplID0gdnJhbV9ndHQudnJhbV9zaXplOwo+PiBX ZWxsLCBOQUsgdGhhdCB3b3VsZCBvZiBjb3Vyc2UgcmVwb3J0IHRoZSBmdWxsIFZSQU0gYXMgdmlz aWJsZSB3aGljaCBpc24ndAo+PiBjb3JyZWN0Lgo+IFVNRCBhbHNvIHNhaWQgc2FtZSByZWFzb24g dGhhdCB0aGV5IGxpa2UgcmVwb3J0IGV4cGxpY2l0IHZyYW0gaW5mbyB0byBhcHBsaWNhdGlvbi4K ClllYWgsIEkgbWVhbiB0aGF0IGlzIGEgcmF0aGVyIGdvb2QgYXJndW1lbnQuIFRoZSBhcHBsaWNh dGlvbiBzaG91bGQgCmNlcnRhaW5seSBrbm93IHRoYXQuCgo+IE5vIGlkZWEgdG8gZG8gdGhhdC4K CldlbGwgaWYgSSB1bmRlcnN0b29kIHRoYXQgY29ycmVjdGx5IFZ1bGthbiBoYWQgdGhlIHNhbWUg cHJvYmxlbSB3aXRoIApjYWNoZWQgYW5kIHVuY2FjaGVkIHN5c3RlbSBtZW1vcnkuIEhvdyBpcyBp dCBoYW5kbGVkIHRoZXJlPwoKQ2hyaXN0aWFuLgoKPgo+IC1EYXZpZAo+PiBDaHJpc3RpYW4uCj4+ Cj4+PiAgICAJCXZyYW1fZ3R0Lmd0dF9zaXplID0gYWRldi0KPj4+IG1tYW4uYmRldi5tYW5bVFRN X1BMX1RUXS5zaXplOwo+Pj4gICAgCQl2cmFtX2d0dC5ndHRfc2l6ZSAqPSBQQUdFX1NJWkU7Cj4+ PiAgICAJCXZyYW1fZ3R0Lmd0dF9zaXplIC09IGF0b21pYzY0X3JlYWQoJmFkZXYtPmdhcnRfcGlu X3NpemUpOwo+Pj4gQEAgLTYxMiw5ICs2MTEsOCBAQCBzdGF0aWMgaW50IGFtZGdwdV9pbmZvX2lv Y3RsKHN0cnVjdCBkcm1fZGV2aWNlCj4+ICpkZXYsIHZvaWQgKmRhdGEsIHN0cnVjdCBkcm1fZmls ZQo+Pj4gICAgCQltZW0udnJhbS5tYXhfYWxsb2NhdGlvbiA9IG1lbS52cmFtLnVzYWJsZV9oZWFw X3NpemUgKgo+PiAzIC8gNDsKPj4+ICAgIAkJbWVtLmNwdV9hY2Nlc3NpYmxlX3ZyYW0udG90YWxf aGVhcF9zaXplID0KPj4+IC0JCQlhZGV2LT5nbWMudmlzaWJsZV92cmFtX3NpemU7Cj4+PiAtCQlt ZW0uY3B1X2FjY2Vzc2libGVfdnJhbS51c2FibGVfaGVhcF9zaXplID0gYWRldi0KPj4+IGdtYy52 aXNpYmxlX3ZyYW1fc2l6ZSAtCj4+PiAtCQkJYXRvbWljNjRfcmVhZCgmYWRldi0+dmlzaWJsZV9w aW5fc2l6ZSk7Cj4+PiArCQkJbWVtLnZyYW0udG90YWxfaGVhcF9zaXplOwo+Pj4gKwkJbWVtLmNw dV9hY2Nlc3NpYmxlX3ZyYW0udXNhYmxlX2hlYXBfc2l6ZSA9Cj4+PiArbWVtLnZyYW0udXNhYmxl X2hlYXBfc2l6ZTsKPj4+ICAgIAkJbWVtLmNwdV9hY2Nlc3NpYmxlX3ZyYW0uaGVhcF91c2FnZSA9 Cj4+PiAgICAJCQlhbWRncHVfdnJhbV9tZ3JfdmlzX3VzYWdlKCZhZGV2LQo+Pj4gbW1hbi5iZGV2 Lm1hbltUVE1fUExfVlJBTV0pOwo+Pj4gICAgCQltZW0uY3B1X2FjY2Vzc2libGVfdnJhbS5tYXhf YWxsb2NhdGlvbiA9Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPiBhbWQtZ2Z4IG1haWxpbmcgbGlzdAo+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQt Z2Z4CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZng=