From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rodrigo Vivi Subject: Re: [PATCH 1/2] drm/i915/psr: Remove wait_for_idle() for PSR2 Date: Fri, 24 Aug 2018 16:18:22 -0700 Message-ID: <20180824231822.GI6432@intel.com> References: <20180824230844.12428-1-dhinakaran.pandiyan@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD34F6E760 for ; Fri, 24 Aug 2018 23:18:23 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20180824230844.12428-1-dhinakaran.pandiyan@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Dhinakaran Pandiyan Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBBdWcgMjQsIDIwMTggYXQgMDQ6MDg6NDNQTSAtMDcwMCwgRGhpbmFrYXJhbiBQYW5k aXlhbiB3cm90ZToKPiBDSSBydW5zIHNob3cgUFNSMiBkb2VzIG5vdCBnbyB0byBJRExFIHdpdGgg c2VsZWN0aXZlIHVwZGF0ZSBlbmFibGVkIG9uCj4gYWxsIFBTUiBleGl0IHRyaWdnZXJzLiBTcGVj aWZpY2FsbHksIGxvZ3MgaW5kaWNhdGUgdGhlIGhhcmR3YXJlIGVudGVycwo+ICJTTEVFUCBTZWxl Y3RpdmUgVXBkYXRlIiBhbmQgbm90ICJJRExFIFJlc2V0IHN0YXRlJywgbGlrZSB0aGUga2VybmVs Cj4gZXhwZWN0cywgd2hlbiB2YmxhbmsgaW50ZXJydXB0cyBhcmUgZW5hYmxlZC4gVGhpcyBjaGVj ayB3YXMgYWRkZWQgZm9yIFBTUjEKPiBidXQgaW5jb3JyZWN0bHkgZXh0ZW5kZWQgdG8gUFNSMiwg cmVtb3ZlIHRoZSBjaGVjayBhcyBpdCBicmVha3MgdGVzdHMKPiBhbmQgcHJpbnRzIG91dCBtaXNs ZWFkaW5nIGVycm9yIG1lc3NhZ2VzLgo+IAo+IHYyOiBTcGxpdCBvdXQgbm9uLWNvZGUgY2hhbmdl cyAoUm9kcmlnbykKPiAKPiBDYzogVGFydW4gVnlhcyA8dGFydW4udnlhc0BpbnRlbC5jb20+Cj4g Q2M6IEpvc8OpIFJvYmVydG8gZGUgU291emEgPGpvc2Uuc291emFAaW50ZWwuY29tPgo+IENjOiBS b2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gRml4ZXM6IGM0M2RiY2JiY2M4 YyAoImRybS9pOTE1L3BzcjogTG9ja2xlc3MgdmVyc2lvbiBvZiBwc3Jfd2FpdF9mb3JfaWRsZSIp Cj4gU2lnbmVkLW9mZi1ieTogRGhpbmFrYXJhbiBQYW5kaXlhbiA8ZGhpbmFrYXJhbi5wYW5kaXlh bkBpbnRlbC5jb20+CgpSZXZpZXdlZC1ieTogUm9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50 ZWwuY29tPgoKPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcHNyLmMgfCAxNiAr KysrKystLS0tLS0tLS0tCj4gIDEgZmlsZSBjaGFuZ2VkLCA2IGluc2VydGlvbnMoKyksIDEwIGRl bGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9w c3IuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bzci5jCj4gaW5kZXggZGE1ODNhNDVl OTQyLi4yY2I5MzFmMzAxOWIgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50 ZWxfcHNyLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wc3IuYwo+IEBAIC03 NzEsOCArNzcxLDYgQEAgaW50IGludGVsX3Bzcl93YWl0X2Zvcl9pZGxlKGNvbnN0IHN0cnVjdCBp bnRlbF9jcnRjX3N0YXRlICpuZXdfY3J0Y19zdGF0ZSwKPiAgewo+ICAJc3RydWN0IGludGVsX2Ny dGMgKmNydGMgPSB0b19pbnRlbF9jcnRjKG5ld19jcnRjX3N0YXRlLT5iYXNlLmNydGMpOwo+ICAJ c3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2ID0gdG9faTkxNShjcnRjLT5iYXNlLmRl dik7Cj4gLQlpOTE1X3JlZ190IHJlZzsKPiAtCXUzMiBtYXNrOwo+ICAKPiAgCWlmICghZGV2X3By aXYtPnBzci5lbmFibGVkIHx8ICFuZXdfY3J0Y19zdGF0ZS0+aGFzX3BzcikKPiAgCQlyZXR1cm4g MDsKPiBAQCAtNzg3LDEzICs3ODUsMTAgQEAgaW50IGludGVsX3Bzcl93YWl0X2Zvcl9pZGxlKGNv bnN0IHN0cnVjdCBpbnRlbF9jcnRjX3N0YXRlICpuZXdfY3J0Y19zdGF0ZSwKPiAgCSAqIG5vdCBu ZWVkZWQgYW5kIHdpbGwgaW5kdWNlIGxhdGVuY2llcyBpbiB0aGUgYXRvbWljCj4gIAkgKiB1cGRh dGUgcGF0aC4KPiAgCSAqLwo+IC0JaWYgKGRldl9wcml2LT5wc3IucHNyMl9lbmFibGVkKSB7Cj4g LQkJcmVnID0gRURQX1BTUjJfU1RBVFVTOwo+IC0JCW1hc2sgPSBFRFBfUFNSMl9TVEFUVVNfU1RB VEVfTUFTSzsKPiAtCX0gZWxzZSB7Cj4gLQkJcmVnID0gRURQX1BTUl9TVEFUVVM7Cj4gLQkJbWFz ayA9IEVEUF9QU1JfU1RBVFVTX1NUQVRFX01BU0s7Cj4gLQl9Cj4gKwo+ICsJLyogRklYTUU6IFVw ZGF0ZSB0aGlzIGZvciBQU1IyIGlmIHdlIG5lZWQgdG8gd2FpdCBmb3IgaWRsZSAqLwo+ICsJaWYg KFJFQURfT05DRShkZXZfcHJpdi0+cHNyLnBzcjJfZW5hYmxlZCkpCj4gKwkJcmV0dXJuIDA7Cj4g IAo+ICAJLyoKPiAgCSAqIE1heCB0aW1lIGZvciBQU1IgdG8gaWRsZSA9IEludmVyc2Ugb2YgdGhl IHJlZnJlc2ggcmF0ZSArCj4gQEAgLTgwMSw3ICs3OTYsOCBAQCBpbnQgaW50ZWxfcHNyX3dhaXRf Zm9yX2lkbGUoY29uc3Qgc3RydWN0IGludGVsX2NydGNfc3RhdGUgKm5ld19jcnRjX3N0YXRlLAo+ ICAJICogaGFuZHNoYWtlLiA1MCBtc2VjIGlzIGRlZmVzaXZlIGVub3VnaCB0byBjb3ZlciBldmVy eXRoaW5nLgo+ICAJICovCj4gIAo+IC0JcmV0dXJuIF9faW50ZWxfd2FpdF9mb3JfcmVnaXN0ZXIo ZGV2X3ByaXYsIHJlZywgbWFzaywKPiArCXJldHVybiBfX2ludGVsX3dhaXRfZm9yX3JlZ2lzdGVy KGRldl9wcml2LCBFRFBfUFNSX1NUQVRVUywKPiArCQkJCQkgRURQX1BTUl9TVEFUVVNfU1RBVEVf TUFTSywKPiAgCQkJCQkgRURQX1BTUl9TVEFUVVNfU1RBVEVfSURMRSwgMiwgNTAsCj4gIAkJCQkJ IG91dF92YWx1ZSk7Cj4gIH0KPiAtLSAKPiAyLjE3LjEKPiAKPiBfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJ bnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==