From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH 03/10] drm/amdgpu: fix amdgpu_gmc_gart_location a little bit Date: Tue, 28 Aug 2018 09:57:10 +0800 Message-ID: <5B84ABF6.4010906@amd.com> References: <20180827165337.1651-1-christian.koenig@amd.com> <20180827165337.1651-3-christian.koenig@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180827165337.1651-3-christian.koenig-5C7GfCeVMHo@public.gmane.org> 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: =?UTF-8?B?Q2hyaXN0aWFuIEvDtm5pZw==?= , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org T24gMDgvMjgvMjAxOCAxMjo1MyBBTSwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPiBJbXByb3Zl IHRoZSBWQ0UgbGltaXRhdGlvbiBoYW5kbGluZy4KPgo+IFNpZ25lZC1vZmYtYnk6IENocmlzdGlh biBLw7ZuaWcgPGNocmlzdGlhbi5rb2VuaWdAYW1kLmNvbT4KUmV2aWV3ZWQtYnk6IEp1bndlaSBa aGFuZyA8SmVycnkuWmhhbmdAYW1kLmNvbT4KCj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vYW1k L2FtZGdwdS9hbWRncHVfZ21jLmMgfCAyOCArKysrKysrKysrKystLS0tLS0tLS0tLS0tCj4gICAx IGZpbGUgY2hhbmdlZCwgMTMgaW5zZXJ0aW9ucygrKSwgMTUgZGVsZXRpb25zKC0pCj4KPiBkaWZm IC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2dtYy5jIGIvZHJpdmVy cy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2dtYy5jCj4gaW5kZXggNzJkZmZhM2ZkMTk0Li44 MjY5MTk3ZGY4ZTAgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1k Z3B1X2dtYy5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvYW1kZ3B1X2dtYy5j Cj4gQEAgLTEyMCwyNCArMTIwLDIyIEBAIHZvaWQgYW1kZ3B1X2dtY19nYXJ0X2xvY2F0aW9uKHN0 cnVjdCBhbWRncHVfZGV2aWNlICphZGV2LCBzdHJ1Y3QgYW1kZ3B1X2dtYyAqbWMpCj4KPiAgIAlt Yy0+Z2FydF9zaXplICs9IGFkZXYtPnBtLnNtdV9wcnZfYnVmZmVyX3NpemU7Cj4KPiAtCXNpemVf YWYgPSBhZGV2LT5nbWMubWNfbWFzayAtIG1jLT52cmFtX2VuZDsKPiArCS8qIFZDRSBkb2Vzbid0 IGxpa2UgaXQgd2hlbiBCT3MgY3Jvc3MgYSA0R0Igc2VnbWVudCwgc28gYWxpZ24KPiArCSAqIHRo ZSBHQVJUIGJhc2Ugb24gYSA0R0IgYm91bmRhcnkgYXMgd2VsbC4KPiArCSAqLwo+ICAgCXNpemVf YmYgPSBtYy0+dnJhbV9zdGFydDsKPiAtCWlmIChzaXplX2JmID4gc2l6ZV9hZikgewo+IC0JCWlm IChtYy0+Z2FydF9zaXplID4gc2l6ZV9iZikgewo+IC0JCQlkZXZfd2FybihhZGV2LT5kZXYsICJs aW1pdGluZyBHQVJUXG4iKTsKPiAtCQkJbWMtPmdhcnRfc2l6ZSA9IHNpemVfYmY7Cj4gLQkJfQo+ ICsJc2l6ZV9hZiA9IGFkZXYtPmdtYy5tY19tYXNrICsgMSAtCj4gKwkJQUxJR04obWMtPnZyYW1f ZW5kICsgMSwgMHgxMDAwMDAwMDBVTEwpOwo+ICsKPiArCWlmIChtYy0+Z2FydF9zaXplID4gbWF4 KHNpemVfYmYsIHNpemVfYWYpKSB7Cj4gKwkJZGV2X3dhcm4oYWRldi0+ZGV2LCAibGltaXRpbmcg R0FSVFxuIik7Cj4gKwkJbWMtPmdhcnRfc2l6ZSA9IG1heChzaXplX2JmLCBzaXplX2FmKTsKPiAr CX0KPiArCj4gKwlpZiAoc2l6ZV9iZiA+IHNpemVfYWYpCj4gICAJCW1jLT5nYXJ0X3N0YXJ0ID0g MDsKPiAtCX0gZWxzZSB7Cj4gLQkJaWYgKG1jLT5nYXJ0X3NpemUgPiBzaXplX2FmKSB7Cj4gLQkJ CWRldl93YXJuKGFkZXYtPmRldiwgImxpbWl0aW5nIEdBUlRcbiIpOwo+IC0JCQltYy0+Z2FydF9z aXplID0gc2l6ZV9hZjsKPiAtCQl9Cj4gLQkJLyogVkNFIGRvZXNuJ3QgbGlrZSBpdCB3aGVuIEJP cyBjcm9zcyBhIDRHQiBzZWdtZW50LCBzbyBhbGlnbgo+IC0JCSAqIHRoZSBHQVJUIGJhc2Ugb24g YSA0R0IgYm91bmRhcnkgYXMgd2VsbC4KPiAtCQkgKi8KPiArCWVsc2UKPiAgIAkJbWMtPmdhcnRf c3RhcnQgPSBBTElHTihtYy0+dnJhbV9lbmQgKyAxLCAweDEwMDAwMDAwMFVMTCk7Cj4gLQl9Cj4g ICAJbWMtPmdhcnRfZW5kID0gbWMtPmdhcnRfc3RhcnQgKyBtYy0+Z2FydF9zaXplIC0gMTsKPiAg IAlkZXZfaW5mbyhhZGV2LT5kZXYsICJHQVJUOiAlbGx1TSAweCUwMTZsbFggLSAweCUwMTZsbFhc biIsCj4gICAJCQltYy0+Z2FydF9zaXplID4+IDIwLCBtYy0+Z2FydF9zdGFydCwgbWMtPmdhcnRf ZW5kKTsKPgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwph bWQtZ2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK