From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dhinakaran Pandiyan Subject: Re: [PATCH v2] drm/i915/psr: Enable PSR1 on gen-9+ HW Date: Tue, 02 Oct 2018 10:40:10 -0700 Message-ID: <8930e7a9bd5b4c386e75a25ae436c7db6ad03372.camel@intel.com> References: <20180928061117.12394-1-dhinakaran.pandiyan@intel.com> <20181001221734.GB2801@intel.com> Reply-To: dhinakaran.pandiyan@intel.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8BC306E143 for ; Tue, 2 Oct 2018 17:40:31 +0000 (UTC) In-Reply-To: <20181001221734.GB2801@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Rodrigo Vivi Cc: Jani Nikula , intel-gfx@lists.freedesktop.org, Paulo Zanoni List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCAyMDE4LTEwLTAxIGF0IDE1OjE3IC0wNzAwLCBSb2RyaWdvIFZpdmkgd3JvdGU6Cj4g T24gVGh1LCBTZXAgMjcsIDIwMTggYXQgMTE6MTE6MTdQTSAtMDcwMCwgRGhpbmFrYXJhbiBQYW5k aXlhbiB3cm90ZToKPiA+IFdlIGhhdmUgbmV3IHRlc3RzIGFuZCBmaXhlcyBpbiBwbGFjZSBzaW5j ZSB0aGUgZmVhdHVyZSB3YXMgbGFzdAo+ID4gZGlzYWJsZWQuIFRyeSBhZ2FpbiBmb3IgZ2VuLTkr IGhhcmR3YXJlIGFuZCBlbmFibGUgb25seSBQU1IxIGJ5Cj4gPiBkZWZhdWx0IGFzCj4gPiBhIGZp cnN0IHN0ZXAuCj4gPiB2MjogUmVtb3ZlIHR5cG8gZml4IGFuZCBjb21tZW50IGltcHJvdmVtZW50 cyAoUm9kcmlnbykKPiA+IAo+ID4gQ2M6IEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBpbnRlbC5j b20+Cj4gPiBDYzogSm9zZSBSb2JlcnRvIGRlIFNvdXphIDxqb3NlLnNvdXphQGludGVsLmNvbT4K PiA+IENjOiBQYXVsbyBaYW5vbmkgPHBhdWxvLnIuemFub25pQGludGVsLmNvbT4KPiA+IENjOiBS b2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5jb20+Cj4gPiBDYzogVmlsbGUgU3lyasOk bMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KPiA+IFJlZmVyZW5jZXM6IGNvbW1p dCAyZWU3ZGM0OTdlMzQgKCJkcm0vaTkxNTogZGlzYWJsZSBQU1IgYnkgZGVmYXVsdAo+ID4gb24g SFNXL0JEVyIpCj4gPiBSZWZlcmVuY2VzOiBjb21taXQgZGNiMmU5OTNmM2MwICgiUmV2ZXJ0ICJk cm0vaTkxNTogRW5hYmxlIFBTUiBieQo+ID4gZGVmYXVsdCBvbiBWYWxsZXl2aWV3IGFuZCBDaGVy cnl2aWV3LiIiKQo+ID4gU2lnbmVkLW9mZi1ieTogRGhpbmFrYXJhbiBQYW5kaXlhbiA8ZGhpbmFr YXJhbi5wYW5kaXlhbkBpbnRlbC5jb20+Cj4gCj4gSXQgc2VlbXMgdGhhdCB3ZSBzdGlsbCBuZWVk IHRvIHdhaXQgYW5kIGNoZWNrIHdoeSBzaGFyZC1za2wgd2Fzbid0IHVwCj4gb24gdGhpcyBDSSwK VGhlIHJlc3VsdHMgZnJvbSBzaGFyZC1za2wgbG9vayBva2F5LCB0aW1lIHRvIG1lcmdlIHRoaXM/ CgotREsKCj4gYnV0IHBhdGNoIGl0c2VsZiBpcyByaWdodCwgc28KPiAKPiBSZXZpZXdlZC1ieTog Um9kcmlnbyBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29tPgo+IAo+ID4gLS0tCj4gPiAgZHJp dmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfcHNyLmMgfCAxMyArKysrKysrLS0tLS0tCj4gPiAgMSBm aWxlIGNoYW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKPiA+IAo+ID4gZGlm ZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bzci5jCj4gPiBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX3Bzci5jCj4gPiBpbmRleCBiNjgzOGI1MjU1MDIuLjVhMjY2MGFk ODIwMyAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX3Bzci5jCj4g PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9wc3IuYwo+ID4gQEAgLTcxLDYgKzcx LDEwIEBAIHN0YXRpYyBib29sIHBzcl9nbG9iYWxfZW5hYmxlZCh1MzIgZGVidWcpCj4gPiAgc3Rh dGljIGJvb2wgaW50ZWxfcHNyMl9lbmFibGVkKHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZf cHJpdiwKPiA+ICAJCQkgICAgICAgY29uc3Qgc3RydWN0IGludGVsX2NydGNfc3RhdGUKPiA+ICpj cnRjX3N0YXRlKQo+ID4gIHsKPiA+ICsJLyogRGlzYWJsZSBQU1IyIGJ5IGRlZmF1bHQgZm9yIGFs bCBwbGF0Zm9ybXMgKi8KPiA+ICsJaWYgKGk5MTVfbW9kcGFyYW1zLmVuYWJsZV9wc3IgPT0gLTEp Cj4gPiArCQlyZXR1cm4gZmFsc2U7Cj4gPiArCj4gPiAgCXN3aXRjaCAoZGV2X3ByaXYtPnBzci5k ZWJ1ZyAmIEk5MTVfUFNSX0RFQlVHX01PREVfTUFTSykgewo+ID4gIAljYXNlIEk5MTVfUFNSX0RF QlVHX0ZPUkNFX1BTUjE6Cj4gPiAgCQlyZXR1cm4gZmFsc2U7Cj4gPiBAQCAtMTA2NSwxMiArMTA2 OSw5IEBAIHZvaWQgaW50ZWxfcHNyX2luaXQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUKPiA+ICpk ZXZfcHJpdikKPiA+ICAJaWYgKCFkZXZfcHJpdi0+cHNyLnNpbmtfc3VwcG9ydCkKPiA+ICAJCXJl dHVybjsKPiA+ICAKPiA+IC0JaWYgKGk5MTVfbW9kcGFyYW1zLmVuYWJsZV9wc3IgPT0gLTEpIHsK PiA+IC0JCWk5MTVfbW9kcGFyYW1zLmVuYWJsZV9wc3IgPSBkZXZfcHJpdi0+dmJ0LnBzci5lbmFi bGU7Cj4gPiAtCj4gPiAtCQkvKiBQZXIgcGxhdGZvcm0gZGVmYXVsdDogYWxsIGRpc2FibGVkLiAq Lwo+ID4gLQkJaTkxNV9tb2RwYXJhbXMuZW5hYmxlX3BzciA9IDA7Cj4gPiAtCX0KPiA+ICsJaWYg KGk5MTVfbW9kcGFyYW1zLmVuYWJsZV9wc3IgPT0gLTEpCj4gPiArCQlpZiAoSU5URUxfR0VOKGRl dl9wcml2KSA8IDkgfHwgIWRldl9wcml2LQo+ID4gPnZidC5wc3IuZW5hYmxlKQo+ID4gKwkJCWk5 MTVfbW9kcGFyYW1zLmVuYWJsZV9wc3IgPSAwOwo+ID4gIAo+ID4gIAkvKiBTZXQgbGlua19zdGFu ZGJ5IHggbGlua19vZmYgZGVmYXVsdHMgKi8KPiA+ICAJaWYgKElTX0hBU1dFTEwoZGV2X3ByaXYp IHx8IElTX0JST0FEV0VMTChkZXZfcHJpdikpCj4gPiAtLSAKPiA+IDIuMTcuMQo+ID4gCj4gPiBf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+ID4gSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdAo+ID4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+ID4g aHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdm eCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=