From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Purushothaman, Vijay A" Subject: Re: [PATCH 2/2] drm/i915: Fix chv cdclk support Date: Mon, 09 Mar 2015 14:29:45 +0530 Message-ID: <54FD6101.9030308@linux.intel.com> References: <1425319637-25733-1-git-send-email-ville.syrjala@linux.intel.com> <1425319637-25733-2-git-send-email-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 99D806E2A6 for ; Mon, 9 Mar 2015 01:59:47 -0700 (PDT) In-Reply-To: <1425319637-25733-2-git-send-email-ville.syrjala@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gMy8yLzIwMTUgMTE6MzcgUE0sIHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tIHdyb3Rl Ogo+IEZyb206IFZpbGxlIFN5cmrDpGzDpCA8dmlsbGUuc3lyamFsYUBsaW51eC5pbnRlbC5jb20+ Cj4KPiBUaGUgc3BlY3Mgc2VlbSB0byBiZSBmdWxsIG9mIG1pc2luZm9ybWF0aW9uIHdydC4gdGhl IFB1bml0IHJlZ2lzdGVyCj4gMHgzNi4gU29tZSB2ZXJzaW9ucyBzdGlsbCBzaG93IHRoZSBvbGQg VkxWIGJpdCBsYXlvdXQsIHNvbWUgdGhlIG5ldwo+IGxheW91dCwgYW5kIGFsbCBvZiB0aGVtIHNl ZW0gdG8gdGVsbCB1cyBub25zZW5zZSBhYm91dCB0aGUgY2RjbGsKPiB2YWx1ZSBlbmNvZGluZy4K Pgo+IFRlc3Rpbmcgb24gYWN0dWFsIGhhcmR3YXJlIGhhcyBzaG93biB0aGF0IHdlIHNpbXBseSBu ZWVkIHRvIHByb2dyYW0KPiB0aGUgZGVzaXJlZCBDQ0sgZGl2aWRlciBpbnRvIHRoZSBQdW5pdCBy ZWdpc3RlciB1c2luZyB0aGUgbmV3IGxheW91dCBvZgo+IHRoZSBiaXRzLiBEb2luZyB0aGF0LCB0 aGUgc3RhdHVzIGJpdCBjaGFuZ2UgdG8gaW5kaWNhdGUgdGhlIHNhbWUgdmFsdWUsCj4gYW5kIHRo ZSBDQ0sgMHg2YiByZWdpc3RlciBhbHNvIGNoYW5nZXMgYWNjb3JkaW5nbHkgdG8gaW5kaWNhdGUg dGhhdCBDQ0sKPiBpcyBub3cgdXNpbmcgdGhlIG5ldyBkaXZpZGVyLgo+Cj4gU2lnbmVkLW9mZi1i eTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KUmV2aWV3 ZWQtYnk6IFZpamF5IFB1cnVzaG90aGFtYW4gPHZpamF5LmEucHVydXNob3RoYW1hbkBsaW51eC5p bnRlbC5jb20+CgpUaGFua3MsClZpamF5CgoKPiAtLS0KPiAgIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2ludGVsX2Rpc3BsYXkuYyB8IDIzICsrKysrKystLS0tLS0tLS0tLS0tLS0tCj4gICAxIGZpbGUg Y2hhbmdlZCwgNyBpbnNlcnRpb25zKCspLCAxNiBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQg YS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMgYi9kcml2ZXJzL2dwdS9kcm0v aTkxNS9pbnRlbF9kaXNwbGF5LmMKPiBpbmRleCA5NGZmMzEwLi5jYTQ5YjZmIDEwMDY0NAo+IC0t LSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+ICsrKyBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2Rpc3BsYXkuYwo+IEBAIC00ODg5LDI0ICs0ODg5LDIzIEBAIHN0 YXRpYyB2b2lkIGNoZXJyeXZpZXdfc2V0X2NkY2xrKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIGlu dCBjZGNsaykKPiAgIAlXQVJOX09OKGRldl9wcml2LT5kaXNwbGF5LmdldF9kaXNwbGF5X2Nsb2Nr X3NwZWVkKGRldikgIT0gZGV2X3ByaXYtPnZsdl9jZGNsa19mcmVxKTsKPiAgIAo+ICAgCXN3aXRj aCAoY2RjbGspIHsKPiAtCWNhc2UgNDAwMDAwOgo+IC0JCWNtZCA9IDM7Cj4gLQkJYnJlYWs7Cj4g ICAJY2FzZSAzMzMzMzM6Cj4gICAJY2FzZSAzMjAwMDA6Cj4gLQkJY21kID0gMjsKPiAtCQlicmVh azsKPiAgIAljYXNlIDI2NjY2NzoKPiAtCQljbWQgPSAxOwo+IC0JCWJyZWFrOwo+ICAgCWNhc2Ug MjAwMDAwOgo+IC0JCWNtZCA9IDA7Cj4gICAJCWJyZWFrOwo+ICAgCWRlZmF1bHQ6Cj4gICAJCU1J U1NJTkdfQ0FTRShjZGNsayk7Cj4gICAJCXJldHVybjsKPiAgIAl9Cj4gICAKPiArCS8qCj4gKwkg KiBTcGVjcyBhcmUgZnVsbCBvZiBtaXNpbmZvcm1hdGlvbiwgYnV0IHRlc3Rpbmcgb24gYWN0dWFs Cj4gKwkgKiBoYXJkd2FyZSBoYXMgc2hvd24gdGhhdCB3ZSBqdXN0IG5lZWQgdG8gd3JpdGUgdGhl IGRlc2lyZWQKPiArCSAqIENDSyBkaXZpZGVyIGludG8gdGhlIFB1bml0IHJlZ2lzdGVyLgo+ICsJ ICovCj4gKwljbWQgPSBESVZfUk9VTkRfQ0xPU0VTVChkZXZfcHJpdi0+aHBsbF9mcmVxIDw8IDEs IGNkY2xrKSAtIDE7Cj4gKwo+ICAgCW11dGV4X2xvY2soJmRldl9wcml2LT5ycHMuaHdfbG9jayk7 Cj4gICAJdmFsID0gdmx2X3B1bml0X3JlYWQoZGV2X3ByaXYsIFBVTklUX1JFR19EU1BGUkVRKTsK PiAgIAl2YWwgJj0gfkRTUEZSRVFHVUFSX01BU0tfQ0hWOwo+IEBAIC00OTI4LDEwICs0OTI3LDYg QEAgc3RhdGljIGludCB2YWxsZXl2aWV3X2NhbGNfY2RjbGsoc3RydWN0IGRybV9pOTE1X3ByaXZh dGUgKmRldl9wcml2LAo+ICAgCWludCBmcmVxXzMyMCA9IChkZXZfcHJpdi0+aHBsbF9mcmVxIDw8 ICAxKSAlIDMyMDAwMCAhPSAwID8gMzMzMzMzIDogMzIwMDAwOwo+ICAgCWludCBsaW1pdCA9IElT X0NIRVJSWVZJRVcoZGV2X3ByaXYpID8gOTUgOiA5MDsKPiAgIAo+IC0JLyogRklYTUU6IFB1bml0 IGlzbid0IHF1aXRlIHJlYWR5IHlldCAqLwo+IC0JaWYgKElTX0NIRVJSWVZJRVcoZGV2X3ByaXYt PmRldikpCj4gLQkJcmV0dXJuIDQwMDAwMDsKPiAtCj4gICAJLyoKPiAgIAkgKiBSZWFsbHkgb25s eSBhIGZldyBjYXNlcyB0byBkZWFsIHdpdGgsIGFzIG9ubHkgNCBDRGNsa3MgYXJlIHN1cHBvcnRl ZDoKPiAgIAkgKiAgIDIwME1Iego+IEBAIC01NjA2LDEwICs1NjAxLDYgQEAgc3RhdGljIGludCB2 YWxsZXl2aWV3X2dldF9kaXNwbGF5X2Nsb2NrX3NwZWVkKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYp Cj4gICAJdTMyIHZhbDsKPiAgIAlpbnQgZGl2aWRlcjsKPiAgIAo+IC0JLyogRklYTUU6IFB1bml0 IGlzbid0IHF1aXRlIHJlYWR5IHlldCAqLwo+IC0JaWYgKElTX0NIRVJSWVZJRVcoZGV2KSkKPiAt CQlyZXR1cm4gNDAwMDAwOwo+IC0KPiAgIAlpZiAoZGV2X3ByaXYtPmhwbGxfZnJlcSA9PSAwKQo+ ICAgCQlkZXZfcHJpdi0+aHBsbF9mcmVxID0gdmFsbGV5dmlld19nZXRfdmNvKGRldl9wcml2KTsK PiAgIAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50 ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK