From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= Subject: Re: [PATCH v2 1/1] drm/i915: Hold RPM reference while setting freq limits through sysfs Date: Mon, 8 Feb 2016 19:20:11 +0200 Message-ID: <20160208172011.GE23290@intel.com> References: <20160208152406.GB23290@intel.com> <1454951831-11778-1-git-send-email-sagar.a.kamble@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id 301AF6E402 for ; Mon, 8 Feb 2016 09:20:18 -0800 (PST) Content-Disposition: inline In-Reply-To: <1454951831-11778-1-git-send-email-sagar.a.kamble@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Sagar Arun Kamble Cc: intel-gfx@lists.freedesktop.org, shashidhar.hiremath@intel.com List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBGZWIgMDgsIDIwMTYgYXQgMTA6NDc6MTFQTSArMDUzMCwgU2FnYXIgQXJ1biBLYW1i bGUgd3JvdGU6Cj4gVGhpcyBjaGFuZ2VzIGVuc3VyZXMgZGV2aWNlIGlzIGFjdGl2ZSB3aGVuIGZy ZXF1ZW5jeSBsaW1pdHMgYXJlIGNoYW5nZWQuCj4gVGhpcyBpcyBuZWVkZWQgYXMgd2UgYXJlIHdy aXRpbmcgdG8gcmVnaXN0ZXIgUlBOU1dSRVEgaW4gaW50ZWxfc2V0X3Jwcy4KPiBJZiBub3QgZG9u ZSwgbWlnaHQgbGVhZCB0byB1bmRlc2lyZWQgZXJyb3JzIGxpa2U6Cj4gWyAxOTY1LjE4OTEzN10g W2RybTpmd19kb21haW5zX2dldF0gKkVSUk9SKiBibGl0dGVyOiB0aW1lZCBvdXQgd2FpdGluZyBm b3IgZm9yY2V3YWtlIGFjayB0byBjbGVhci4KPiAKPiB2MjogQWRkZWQgZWxhYm9yYXRlIGNvbW1p dCBtZXNzYWdlLiAoSmFuaSkKPiAgICAgRml4aW5nIFJQTSByZWZlcmVuY2UgZHJvcCBpbiBlYXJs eSBleGl0IHBhdGhzLiAoVmlsbGUpCj4gCj4gU2lnbmVkLW9mZi1ieTogU2FnYXIgQXJ1biBLYW1i bGUgPHNhZ2FyLmEua2FtYmxlQGludGVsLmNvbT4KClJldmlld2VkLWJ5OiBWaWxsZSBTeXJqw6Rs w6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwuY29tPgoKPiAtLS0KPiAgZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9zeXNmcy5jIHwgMTAgKysrKysrKysrKwo+ICAxIGZpbGUgY2hhbmdlZCwg MTAgaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X3N5c2ZzLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3N5c2ZzLmMKPiBpbmRleCBj NjE4OGRkLi4yZDU3NmI3IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVf c3lzZnMuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfc3lzZnMuYwo+IEBAIC0z NzAsNiArMzcwLDggQEAgc3RhdGljIHNzaXplX3QgZ3RfbWF4X2ZyZXFfbWh6X3N0b3JlKHN0cnVj dCBkZXZpY2UgKmtkZXYsCj4gIAo+ICAJZmx1c2hfZGVsYXllZF93b3JrKCZkZXZfcHJpdi0+cnBz LmRlbGF5ZWRfcmVzdW1lX3dvcmspOwo+ICAKPiArCWludGVsX3J1bnRpbWVfcG1fZ2V0KGRldl9w cml2KTsKPiArCj4gIAltdXRleF9sb2NrKCZkZXZfcHJpdi0+cnBzLmh3X2xvY2spOwo+ICAKPiAg CXZhbCA9IGludGVsX2ZyZXFfb3Bjb2RlKGRldl9wcml2LCB2YWwpOwo+IEBAIC0zNzgsNiArMzgw LDcgQEAgc3RhdGljIHNzaXplX3QgZ3RfbWF4X2ZyZXFfbWh6X3N0b3JlKHN0cnVjdCBkZXZpY2Ug KmtkZXYsCj4gIAkgICAgdmFsID4gZGV2X3ByaXYtPnJwcy5tYXhfZnJlcSB8fAo+ICAJICAgIHZh bCA8IGRldl9wcml2LT5ycHMubWluX2ZyZXFfc29mdGxpbWl0KSB7Cj4gIAkJbXV0ZXhfdW5sb2Nr KCZkZXZfcHJpdi0+cnBzLmh3X2xvY2spOwo+ICsJCWludGVsX3J1bnRpbWVfcG1fcHV0KGRldl9w cml2KTsKPiAgCQlyZXR1cm4gLUVJTlZBTDsKPiAgCX0KPiAgCj4gQEAgLTM5OCw2ICs0MDEsOCBA QCBzdGF0aWMgc3NpemVfdCBndF9tYXhfZnJlcV9taHpfc3RvcmUoc3RydWN0IGRldmljZSAqa2Rl diwKPiAgCj4gIAltdXRleF91bmxvY2soJmRldl9wcml2LT5ycHMuaHdfbG9jayk7Cj4gIAo+ICsJ aW50ZWxfcnVudGltZV9wbV9wdXQoZGV2X3ByaXYpOwo+ICsKPiAgCXJldHVybiBjb3VudDsKPiAg fQo+ICAKPiBAQCAtNDMzLDYgKzQzOCw4IEBAIHN0YXRpYyBzc2l6ZV90IGd0X21pbl9mcmVxX21o el9zdG9yZShzdHJ1Y3QgZGV2aWNlICprZGV2LAo+ICAKPiAgCWZsdXNoX2RlbGF5ZWRfd29yaygm ZGV2X3ByaXYtPnJwcy5kZWxheWVkX3Jlc3VtZV93b3JrKTsKPiAgCj4gKwlpbnRlbF9ydW50aW1l X3BtX2dldChkZXZfcHJpdik7Cj4gKwo+ICAJbXV0ZXhfbG9jaygmZGV2X3ByaXYtPnJwcy5od19s b2NrKTsKPiAgCj4gIAl2YWwgPSBpbnRlbF9mcmVxX29wY29kZShkZXZfcHJpdiwgdmFsKTsKPiBA QCAtNDQxLDYgKzQ0OCw3IEBAIHN0YXRpYyBzc2l6ZV90IGd0X21pbl9mcmVxX21oel9zdG9yZShz dHJ1Y3QgZGV2aWNlICprZGV2LAo+ICAJICAgIHZhbCA+IGRldl9wcml2LT5ycHMubWF4X2ZyZXEg fHwKPiAgCSAgICB2YWwgPiBkZXZfcHJpdi0+cnBzLm1heF9mcmVxX3NvZnRsaW1pdCkgewo+ICAJ CW11dGV4X3VubG9jaygmZGV2X3ByaXYtPnJwcy5od19sb2NrKTsKPiArCQlpbnRlbF9ydW50aW1l X3BtX3B1dChkZXZfcHJpdik7Cj4gIAkJcmV0dXJuIC1FSU5WQUw7Cj4gIAl9Cj4gIAo+IEBAIC00 NTcsNiArNDY1LDggQEAgc3RhdGljIHNzaXplX3QgZ3RfbWluX2ZyZXFfbWh6X3N0b3JlKHN0cnVj dCBkZXZpY2UgKmtkZXYsCj4gIAo+ICAJbXV0ZXhfdW5sb2NrKCZkZXZfcHJpdi0+cnBzLmh3X2xv Y2spOwo+ICAKPiArCWludGVsX3J1bnRpbWVfcG1fcHV0KGRldl9wcml2KTsKPiArCj4gIAlyZXR1 cm4gY291bnQ7Cj4gIAo+ICB9Cj4gLS0gCj4gMS45LjEKPiAKPiBfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJ bnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3Rv cC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKCi0tIApWaWxsZSBTeXJqw6Rsw6QKSW50 ZWwgT1RDCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCklu dGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=