From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Osipenko Subject: Re: [Regression 5.5-rc1] Extremely low GPU performance on NVIDIA Tegra20/30 Date: Fri, 13 Dec 2019 18:35:22 +0300 Message-ID: References: <20191213151045.GB222809@ulmo> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20191213151045.GB222809@ulmo> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Thierry Reding Cc: "linux-tegra@vger.kernel.org" , DRI Development List-Id: linux-tegra@vger.kernel.org MTMuMTIuMjAxOSAxODoxMCwgVGhpZXJyeSBSZWRpbmcg0L/QuNGI0LXRgjoKPiBPbiBGcmksIERl YyAxMywgMjAxOSBhdCAxMjoyNTozM0FNICswMzAwLCBEbWl0cnkgT3NpcGVua28gd3JvdGU6Cj4+ IEhlbGxvIFRoaWVycnksCj4+Cj4+IENvbW1pdCBbMV0gaW50cm9kdWNlZCBhIHNldmVyZSBHUFUg cGVyZm9ybWFuY2UgcmVncmVzc2lvbiBvbiBUZWdyYTIwIGFuZAo+PiBUZWdyYTMwIHVzaW5nLgo+ Pgo+PiBbMV0KPj4gaHR0cHM6Ly9naXQua2VybmVsLm9yZy9wdWIvc2NtL2xpbnV4L2tlcm5lbC9n aXQvdG9ydmFsZHMvbGludXguZ2l0L2NvbW1pdC8/aD12NS41LXJjMSZpZD1mYTY2NjFiN2FhMGI1 MjA3MzY4MWIwZDI2NzQyNjUwYzhjYmQzMGYzCj4+Cj4+IEludGVyZXN0aW5nbHkgdGhlIHBlcmZv cm1hbmNlIGlzIG9rYXkgb24gVGVncmEzMCBpZgo+PiBDT05GSUdfVEVHUkFfSE9TVDFYX0ZJUkVX QUxMPW4sIGJ1dCB0aGF0IGRvZXNuJ3QgbWFrZSBkaWZmZXJlbmNlIGZvcgo+PiBUZWdyYTIwLgo+ Pgo+PiBJIHdhcyB0ZWxsaW5nIHlvdSBhYm91dCB0aGlzIHByb2JsZW0gb24gdGhlICN0ZWdyYSBJ UkMgc29tZXRpbWUgYWdvIGFuZAo+PiB5b3UgYXNrZWQgdG8gcmVwb3J0IGl0IGluIGEgdHJhY2th YmxlIGZvcm0sIHNvIGZpbmFsbHkgaGVyZSBpdCBpcy4KPj4KPj4gWW91IGNvdWxkIHJlcHJvZHVj ZSB0aGUgcHJvYmxlbSBieSBydW5uaW5nIFsyXSBsaWtlIHRoaXMKPj4gYGdyYXRlL3RleHR1cmUt ZmlsdGVyIC1mIC1zYCB3aGljaCBzaG91bGQgcHJvZHVjZSBvdmVyIDEwMCBGUFMgZm9yIDcyMHAK Pj4gZGlzcGxheSByZXNvbHV0aW9uIGFuZCBjdXJyZW50bHkgaXQncyB+MTEgRlBTLgo+Pgo+PiBb Ml0KPj4gaHR0cHM6Ly9naXRodWIuY29tL2dyYXRlLWRyaXZlci9ncmF0ZS9ibG9iL21hc3Rlci90 ZXN0cy9ncmF0ZS90ZXh0dXJlLWZpbHRlci5jCj4+Cj4+IFByZXZpb3VzbHkgSSB3YXMgc2VlaW5n IHNvbWUgbWVtb3J5IGVycm9ycyBjb21pbmcgZnJvbSBIb3N0MXggRE1BLCBidXQKPj4gZG9uJ3Qg c2VlIGFueSBlcnJvcnMgYXQgYWxsIHJpZ2h0IG5vdy4KPj4KPj4gSSBkb24ndCBzZWUgYW55dGhp bmcgZG9uZSBob3JyaWJseSB3cm9uZyBpbiB0aGUgb2ZmZW5kaW5nIGNvbW1pdC4KPj4KPj4gVW5m b3J0dW5hdGVseSBJIGNvdWxkbid0IGRlZGljYXRlIGVub3VnaCB0aW1lIHRvIHNpdCBkb3duIGFu ZCBkZWJ1ZyB0aGUKPj4gcHJvYmxlbSB0aG9yb3VnaGx5IHlldC4gUGxlYXNlIGxldCBtZSBrbm93 IGlmIHlvdSdsbCBmaW5kIGEgc29sdXRpb24sCj4+IEknbGwgYmUgaGFwcHkgdG8gdGVzdCBpdC4g VGhhbmtzIGluIGFkdmFuY2UhCj4gCj4gSSBzdXNwZWN0IHRoYXQgdGhlIHByb2JsZW0gaGVyZSBp cyB0aGF0IHdlJ3JlIG5vdyB1c2luZyB0aGUgRE1BIEFQSSwKPiB3aGljaCBjYXVzZXMgdGhlIDMy LWJpdCBBUk0gRE1BL0lPTU1VIGdsdWUgdG8gYmUgdXNlZC4gSSB2YWd1ZWx5IHJlY2FsbAo+IHRo YXQgdGhhdCBjb2RlIGRvZXNuJ3QgY29hbGVzY2UgZW50cmllcyBpbiB0aGUgU0cgdGFibGUsIHNv IHdlIG1heSBlbmQKPiB1cCBjYWxsaW5nIGlvbW11X21hcCgpIGEgbG90IG9mIHRpbWVzLCBhbmQg bWlzcyBvdXQgb24gbXVjaCBvZiB0aGUKPiBhZHZhbnRhZ2VzIHRoYXQgdGhlIC0+aW90bGJfc3lu Y19tYXAoKSBnaXZlcyB1cyBvbiBUZWdyYTIwLgo+IAo+IEF0IHRoZSBzYW1lIHRpbWUgZG1hX21h cF9zZygpIHdpbGwgZmx1c2ggY2FjaGVzLCB3aGljaCB3ZSBkaWRuJ3QgZG8KPiBiZWZvcmUuIFRo aXMgd2Ugc2hvdWxkIGJlIGFibGUgdG8gaW1wcm92ZSBieSBwYXNzaW5nIHRoZSBhdHRyaWJ1dGUK PiBETUFfQVRUUl9TS0lQX0NQVV9TWU5DIHRvIGRtYV9tYXBfc2coKSB3aGVuIHdlIGtub3cgdGhh dCB0aGUgY2FjaGUKPiBtYWludGVuYW5jZSBpc24ndCBuZWVkZWQuCj4gCj4gQW5kIHdoaWxlIHRo aW5raW5nIGFib3V0IGl0LCBvbmUgb3RoZXIgZGlmZmVyZW5jZSBpcyB0aGF0IHdpdGggdGhlIERN QQo+IEFQSSB3ZSBhY3R1YWxseSBtYXAvdW5tYXAgdGhlIGJ1ZmZlcnMgZm9yIGV2ZXJ5IHN1Ym1p c3Npb24uIFRoaXMgaXMKPiBiZWNhdXNlIHRoZSBETUEgQVBJIHNlbWFudGljcyByZXF1aXJlIHRo YXQgYnVmZmVycyBiZSBtYXBwZWQvdW5tYXBwZWQKPiBldmVyeSB0aW1lIHlvdSB1c2UgdGhlbS4g UHJldmlvdXNseSB3ZSB3b3VsZCBiYXNpY2FsbHkgb25seSBtYXAgZWFjaAo+IGJ1ZmZlciBvbmNl IChhdCBhbGxvY2F0aW9uIHRpbWUpIGFuZCBvbmx5IGhhdmUgdG8gZGVhbCB3aXRoIGNhY2hlCj4g bWFpbnRlbmFuY2UsIHNvIHRoZSBvdmVyaGVhZCBwZXIgc3VibWlzc2lvbiB3YXMgZHJhc3RpY2Fs bHkgbG93ZXIuCj4gCj4gSWYgRE1BX0FUVFJfU0tJUF9DUFVfU1lOQyBkb2Vzbid0IGdpdmUgdXMg ZW5vdWdoIG9mIGFuIGltcHJvdmVtZW50LCB3ZQo+IG1heSB3YW50IHRvIHJlc3RvcmUgZXhwbGlj aXQgSU9NTVUgdXNhZ2UsIGF0IGxlYXN0IG9uIGFueXRoaW5nIHByaW9yIHRvCj4gVGVncmExMjQg d2hlcmUgd2UncmUgdW5saWtlbHkgdG8gZXZlciB1c2UgZGlmZmVyZW50IElPTU1VIGRvbWFpbnMg YW55d2F5Cj4gKGJlY2F1c2UgdGhleSBhcmUgc3VjaCBhIHNjYXJjZSByZXNvdXJjZSkuCgpUZWdy YTIwIGRvZXNuJ3QgdXNlIElPTU1VIGluIGEgdmFuaWxsYSB1cHN0cmVhbSBrZXJuZWwgKHlldCks IHNvIEkgZG9uJ3QKdGhpbmsgdGhhdCBpdCdzIHRoZSByb290IG9mIHRoZSBwcm9ibGVtLiBEaXNh YmxpbmcgSU9NTVUgZm9yIFRlZ3JhMzAKYWxzbyBkaWRuJ3QgaGVscCAoSUlSQykuCgpUaGUgb2Zm ZW5kaW5nIHBhdGNoIHNob3VsZG4ndCBjaGFuZ2UgYW55dGhpbmcgaW4gcmVnYXJkcyB0byB0aGUg RE1BIEFQSSwKaWYgSSdtIG5vdCBtaXNzaW5nIHNvbWV0aGluZy4gU3RyYW5nZS4uCgpQbGVhc2Ug a2VlcCBtZSB1cC10by1kYXRlIQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9k cmktZGV2ZWwK