From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: Re: [PATCH] drm/i915: check status and reply value both in skl_pcode_try_request() Date: Wed, 22 Feb 2017 10:56:21 +0200 Message-ID: <20170222085621.GA30330@ideak-desk.fi.intel.com> References: <1487730344-20125-1-git-send-email-weinan.z.li@intel.com> <20170222075416.GA29956@ideak-desk.fi.intel.com> <9BD218709B5F2A4F96F08B4A3B98A89768519511@SHSMSX101.ccr.corp.intel.com> Reply-To: imre.deak@intel.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <9BD218709B5F2A4F96F08B4A3B98A89768519511@SHSMSX101.ccr.corp.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Li, Weinan Z" Cc: "intel-gfx@lists.freedesktop.org" , "intel-gvt-dev@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBGZWIgMjIsIDIwMTcgYXQgMTA6MTc6MjFBTSArMDIwMCwgTGksIFdlaW5hbiBaIHdy b3RlOgo+ID4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0KPiA+IEZyb206IERlYWssIEltcmUK PiA+IFNlbnQ6IFdlZG5lc2RheSwgRmVicnVhcnkgMjIsIDIwMTcgMzo1NCBQTQo+ID4gVG86IExp LCBXZWluYW4gWiA8d2VpbmFuLnoubGlAaW50ZWwuY29tPgo+ID4gQ2M6IGludGVsLWdmeEBsaXN0 cy5mcmVlZGVza3RvcC5vcmc7IGludGVsLWd2dC1kZXZAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4g PiBTdWJqZWN0OiBSZTogW0ludGVsLWdmeF0gW1BBVENIXSBkcm0vaTkxNTogY2hlY2sgc3RhdHVz IGFuZCByZXBseSB2YWx1ZSBib3RoCj4gPiBpbiBza2xfcGNvZGVfdHJ5X3JlcXVlc3QoKQo+ID4g Cj4gPiBPbiBXZWQsIEZlYiAyMiwgMjAxNyBhdCAxMDoyNTo0NEFNICswODAwLCBXZWluYW4gTGkg d3JvdGU6Cj4gPiA+IHNrbF9wY29kZV90cnlfcmVxdWVzdCgpIGNhbGwgc2FuZHlicmlkZ2VfcGNv ZGVfcmVhZCgpLCBjaGVjayBib3RoCj4gPiA+IHJldHVybiBzdGF0dXMgYW5kIHZhbHVlIHNpbXVs dGFub3VzbHksIGVuc3VyZSBpdCBnb3QgY29ycmVjdCB2YWx1ZSB3aXRob3V0Cj4gPiBlcnJvci4K PiA+ID4KPiA+ID4gU2lnbmVkLW9mZi1ieTogV2VpbmFuIExpIDx3ZWluYW4uei5saUBpbnRlbC5j b20+Cj4gPiA+IC0tLQo+ID4gPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYyB8IDIg Ky0KPiA+ID4gIDEgZmlsZSBjaGFuZ2VkLCAxIGluc2VydGlvbigrKSwgMSBkZWxldGlvbigtKQo+ ID4gPgo+ID4gPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+ ID4gPiBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3BtLmMgaW5kZXggYWUyYzBiYi4uZTdi MTJlYyAxMDA2NDQKPiA+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcG0uYwo+ ID4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wbS5jCj4gPiA+IEBAIC03ODgy LDcgKzc4ODIsNyBAQCBzdGF0aWMgYm9vbCBza2xfcGNvZGVfdHJ5X3JlcXVlc3Qoc3RydWN0Cj4g PiA+IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCB1MzIgbWJveCwKPiA+ID4KPiA+ID4gIAkq c3RhdHVzID0gc2FuZHlicmlkZ2VfcGNvZGVfcmVhZChkZXZfcHJpdiwgbWJveCwgJnZhbCk7Cj4g PiA+Cj4gPiA+IC0JcmV0dXJuICpzdGF0dXMgfHwgKCh2YWwgJiByZXBseV9tYXNrKSA9PSByZXBs eSk7Cj4gKnN0YXR1cyA9PSAwIG1lYW5zIHN1Y2Nlc3MsIG90aGVyd2lzZSBlcnJvciBoYXBwZW5l ZC4gCgpZZXMuCgo+ID4gPiArCXJldHVybiAoISpzdGF0dXMpICYmICgodmFsICYgcmVwbHlfbWFz aykgPT0gcmVwbHkpOwo+ID4gPiAgfQo+ID4gCj4gPiBUaGUgb3JpZ2luYWwgbG9va3Mgb2sgdG8g bWUuIFRoZSBjb25kaXRpb24gYmVjb21lcyB0cnVlIGlmIFBDT0RFIHJlcG9ydHMgYW4KPiA+IGVy cm9yIGluICpzdGF0dXMgb3Igd2UgZ2V0IHRoZSBleHBlY3RlZCByZXBseS4gKnN0YXR1cyBpcyB0 aGVuIHJlY2hlY2tlZCBpbgo+ID4gc2tsX3Bjb2RlX3JlcXVlc3QoKS4KPiBpbnQgc2tsX3Bjb2Rl X3JlcXVlc3Qoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2LCB1MzIgbWJveCwgdTMy IHJlcXVlc3QsCj4gCQkgICAgICB1MzIgcmVwbHlfbWFzaywgdTMyIHJlcGx5LCBpbnQgdGltZW91 dF9iYXNlX21zKQo+IHsKPiAJdTMyIHN0YXR1czsKPiAJaW50IHJldDsKPiAKPiAJV0FSTl9PTigh bXV0ZXhfaXNfbG9ja2VkKCZkZXZfcHJpdi0+cnBzLmh3X2xvY2spKTsKPiAKPiAjZGVmaW5lIENP TkQgc2tsX3Bjb2RlX3RyeV9yZXF1ZXN0KGRldl9wcml2LCBtYm94LCByZXF1ZXN0LCByZXBseV9t YXNrLCByZXBseSwgXAo+IAkJCQkgICAmc3RhdHVzKQo+IAo+IAkvKgo+IAkgKiBQcmltZSB0aGUg UENPREUgYnkgZG9pbmcgYSByZXF1ZXN0IGZpcnN0LiBOb3JtYWxseSBpdCBndWFyYW50ZWVzCj4g CSAqIHRoYXQgYSBzdWJzZXF1ZW50IHJlcXVlc3QsIGF0IG1vc3QgQHRpbWVvdXRfYmFzZV9tcyBs YXRlciwgc3VjY2VlZHMuCj4gCSAqIF93YWl0X2ZvcigpIGRvZXNuJ3QgZ3VhcmFudGVlIHdoZW4g aXRzIHBhc3NlZCBjb25kaXRpb24gaXMgZXZhbHVhdGVkCj4gCSAqIGZpcnN0LCBzbyBzZW5kIHRo ZSBmaXJzdCByZXF1ZXN0IGV4cGxpY2l0bHkuCj4gCSAqLwo+IAlpZiAoQ09ORCkgeyMjaGVyZSB3 aWxsIGRlYWwgYXMgc3VjY2VzcyBhbHRob3VnaCBwY29kZV9yZWFkKCkgZ2V0IGVycm9yIGhhcHBl bmVkLgo+IAkJICAgICAgICAgICAgSXMgdGhpcyBleHBlY3RlZCBiZWhhdmlvcj8jIwoKSXQncyBu b3QgcmVnYXJkZWQgYXMgc3VjY2VzcywgaXQncyByZWdhcmRlZCBhcyBhIGNvbmRpdGlvbiB0byBl bmQgdGhlCnBvbGxpbmcuIFRoYXQgaXMgZWl0aGVyIGEgUENPREUgZXJyb3IgcmV0dXJuZWQgaW4g c3RhdHVzIG9yIHRoZSBleHBlY3RlZApyZXBseSByZWNlaXZlZCAobWF0Y2hpbmcgcmVwbHlfbWFz ay9yZXBseSkuIHN0YXR1cyBpcyByZWNoZWNrZWQgYXQgdGhlCmVuZCBvZiB0aGUgZnVuY3Rpb24u CgotLUltcmUKCj4gCQlyZXQgPSAwOwo+IAkJZ290byBvdXQ7Cj4gCX0KX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJ bnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Au b3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==