From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Jerry (Junwei)" Subject: Re: [PATCH 2/7] drm/amdgpu: use scheduler load balancing for SDMA CS Date: Thu, 2 Aug 2018 13:50:33 +0800 Message-ID: <5B629BA9.60407@amd.com> References: <20180801113116.1994-1-christian.koenig@amd.com> <20180801113116.1994-2-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: <20180801113116.1994-2-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 T24gMDgvMDEvMjAxOCAwNzozMSBQTSwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPiBTdGFydCB0 byB1c2UgdGhlIHNjaGVkdWxlciBsb2FkIGJhbGFuY2luZyBmb3IgdXNlcnNwYWNlIFNETUEKPiBj b21tYW5kIHN1Ym1pc3Npb25zLgo+CgpJbiB0aGlzIGNhc2UsIGVhY2ggU0RNQSBjb3VsZCBsb2Fk IGFsbCBTRE1BKGluc3RhbmNlcykgcnFzLCBhbmQgVU1EIHdpbGwgbm90IHNwZWNpZnkgYSByaW5n IGlkLgpJZiBzbywgd2UgbWF5IGFic3RyYWN0IGEgc2V0IG9mIHJpbmdzIGZvciBlYWNoIHR5cGUg b2YgSVAsIGFzc29jaWF0ZWQgd2l0aCBzdWNoIGtpbmQgb2YgSVAgaW5zdGFuY2VzJyBycS4KQWNj b3JkaW5nbHkgbGliZHJtIG5lZWRzIHRvIHVwZGF0ZSBhcyB3ZWxsLCBidXQgaXQgbWF5IGJlIG1v cmUgdXNlci1mcmllbmRseSwgcmVnYXJkbGVzcyBvZiByaW5nIGlkIHdoZW4gc3VibWl0cyBjb21t YW5kLgoKQW5kIHdpbGwgaXQgaW50ZXJmZXJlIGN0eC0+cmluZydzIHNldHRpbmdzLCBsaWtlIHNl cXVlbmNlPwplLmcuIHN1Ym1pdCBhIGNvbW1hbmQgdG8gU0RNQTAsIGJ1dCBTRE1BMCBpcyBidXN5 IGFuZCBTRE1BMSBpcyBpZGxlLApTbyB0aGUgY29tbWFuZCB3aWxsIGJlIHB1c2hlZCB0byBTRE1B MSBycSwgYnV0IHVwZGF0ZSBzZXF1ZW5jZSBmb3IgY3R4LT5yaW5nW1NETUEwXSBhY3R1YWxseS4K CgpSZWdhcmRzLApKZXJyeQoKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJp c3RpYW4ua29lbmlnQGFtZC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdw dS9hbWRncHVfY3R4LmMgfCAyNSArKysrKysrKysrKysrKysrKysrKystLS0tCj4gICAxIGZpbGUg Y2hhbmdlZCwgMjEgaW5zZXJ0aW9ucygrKSwgNCBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfY3R4LmMgYi9kcml2ZXJzL2dwdS9k cm0vYW1kL2FtZGdwdS9hbWRncHVfY3R4LmMKPiBpbmRleCBkZjY5NjU3NjEwNDYuLjU5MDQ2ZjY4 OTc1YSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfY3R4 LmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9hbWRncHVfY3R4LmMKPiBAQCAt NDgsNyArNDgsOCBAQCBzdGF0aWMgaW50IGFtZGdwdV9jdHhfaW5pdChzdHJ1Y3QgYW1kZ3B1X2Rl dmljZSAqYWRldiwKPiAgIAkJCSAgIHN0cnVjdCBkcm1fZmlsZSAqZmlscCwKPiAgIAkJCSAgIHN0 cnVjdCBhbWRncHVfY3R4ICpjdHgpCj4gICB7Cj4gLQl1bnNpZ25lZCBpLCBqOwo+ICsJc3RydWN0 IGRybV9zY2hlZF9ycSAqc2RtYV9ycXNbQU1ER1BVX01BWF9SSU5HU107Cj4gKwl1bnNpZ25lZCBp LCBqLCBudW1fc2RtYV9ycXM7Cj4gICAJaW50IHI7Cj4KPiAgIAlpZiAocHJpb3JpdHkgPCAwIHx8 IHByaW9yaXR5ID49IERSTV9TQ0hFRF9QUklPUklUWV9NQVgpCj4gQEAgLTgwLDE4ICs4MSwzNCBA QCBzdGF0aWMgaW50IGFtZGdwdV9jdHhfaW5pdChzdHJ1Y3QgYW1kZ3B1X2RldmljZSAqYWRldiwK PiAgIAljdHgtPmluaXRfcHJpb3JpdHkgPSBwcmlvcml0eTsKPiAgIAljdHgtPm92ZXJyaWRlX3By aW9yaXR5ID0gRFJNX1NDSEVEX1BSSU9SSVRZX1VOU0VUOwo+Cj4gLQkvKiBjcmVhdGUgY29udGV4 dCBlbnRpdHkgZm9yIGVhY2ggcmluZyAqLwo+ICsJbnVtX3NkbWFfcnFzID0gMDsKPiAgIAlmb3Ig KGkgPSAwOyBpIDwgYWRldi0+bnVtX3JpbmdzOyBpKyspIHsKPiAgIAkJc3RydWN0IGFtZGdwdV9y aW5nICpyaW5nID0gYWRldi0+cmluZ3NbaV07Cj4gICAJCXN0cnVjdCBkcm1fc2NoZWRfcnEgKnJx Owo+Cj4gICAJCXJxID0gJnJpbmctPnNjaGVkLnNjaGVkX3JxW3ByaW9yaXR5XTsKPiArCQlpZiAo cmluZy0+ZnVuY3MtPnR5cGUgPT0gQU1ER1BVX1JJTkdfVFlQRV9TRE1BKQo+ICsJCQlzZG1hX3Jx c1tudW1fc2RtYV9ycXMrK10gPSBycTsKPiArCX0KPiArCj4gKwkvKiBjcmVhdGUgY29udGV4dCBl bnRpdHkgZm9yIGVhY2ggcmluZyAqLwo+ICsJZm9yIChpID0gMDsgaSA8IGFkZXYtPm51bV9yaW5n czsgaSsrKSB7Cj4gKwkJc3RydWN0IGFtZGdwdV9yaW5nICpyaW5nID0gYWRldi0+cmluZ3NbaV07 Cj4KPiAgIAkJaWYgKHJpbmcgPT0gJmFkZXYtPmdmeC5raXEucmluZykKPiAgIAkJCWNvbnRpbnVl Owo+Cj4gLQkJciA9IGRybV9zY2hlZF9lbnRpdHlfaW5pdCgmY3R4LT5yaW5nc1tpXS5lbnRpdHks Cj4gLQkJCQkJICAmcnEsIDEsICZjdHgtPmd1aWx0eSk7Cj4gKwkJaWYgKHJpbmctPmZ1bmNzLT50 eXBlID09IEFNREdQVV9SSU5HX1RZUEVfU0RNQSkgewo+ICsJCQlyID0gZHJtX3NjaGVkX2VudGl0 eV9pbml0KCZjdHgtPnJpbmdzW2ldLmVudGl0eSwKPiArCQkJCQkJICBzZG1hX3JxcywgbnVtX3Nk bWFfcnFzLAo+ICsJCQkJCQkgICZjdHgtPmd1aWx0eSk7Cj4gKwkJfSBlbHNlIHsKPiArCQkJc3Ry dWN0IGRybV9zY2hlZF9ycSAqcnE7Cj4gKwo+ICsJCQlycSA9ICZyaW5nLT5zY2hlZC5zY2hlZF9y cVtwcmlvcml0eV07Cj4gKwkJCXIgPSBkcm1fc2NoZWRfZW50aXR5X2luaXQoJmN0eC0+cmluZ3Nb aV0uZW50aXR5LAo+ICsJCQkJCQkgICZycSwgMSwgJmN0eC0+Z3VpbHR5KTsKPiArCQl9Cj4gICAJ CWlmIChyKQo+ICAgCQkJZ290byBmYWlsZWQ7Cj4gICAJfQo+Cl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1nZnggbWFpbGluZyBsaXN0CmFtZC1nZnhA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vYW1kLWdmeAo=