From mboxrd@z Thu Jan 1 00:00:00 1970 From: Takashi Iwai Subject: Re: [PATCH v2] ALSA: hda/tegra: enable clock during probe Date: Mon, 04 Feb 2019 11:13:49 +0100 Message-ID: References: <1548414418-5785-1-git-send-email-spujar@nvidia.com> <20190131143024.GO23438@ulmo> <2034694.JE9CgBysmF@aspire.rjw.lan> <80a45aa3-8a22-959c-0c73-03ad2d6b1f8c@nvidia.com> Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <80a45aa3-8a22-959c-0c73-03ad2d6b1f8c@nvidia.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Jon Hunter Cc: "moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM..." , "Rafael J. Wysocki" , Linux Kernel Mailing List , Sameer Pujar , Linux PM , "Rafael J. Wysocki" , Pierre-Louis Bossart , linux-tegra@vger.kernel.org, Thierry Reding , sharadg@nvidia.com, rlokhande@nvidia.com, mkumard@nvidia.com List-Id: linux-tegra@vger.kernel.org T24gTW9uLCAwNCBGZWIgMjAxOSAxMTowNDo1MCArMDEwMCwKSm9uIEh1bnRlciB3cm90ZToKPiAK PiAKPiBPbiAwNC8wMi8yMDE5IDA4OjE2LCBTYW1lZXIgUHVqYXIgd3JvdGU6Cj4gCj4gLi4uCj4g Cj4gPiBPYmplY3RpdmUgaXMgdG8gaGF2ZSB0aGluZ3Mgd29ya2luZyB3aXRoIG9yIHdpdGhvdXQg Q09ORklHX1BNIGVuYWJsZWQuCj4gPiBGcm9tIHByZXZpb3VzIGNvbW1lbnRzIGFuZCBkaXNjdXNz aW9ucyBpdCBhcHBlYXJzIHRoYXQgdGhlcmUgaXMgbWl4ZWQKPiA+IHJlc3BvbnNlCj4gPiBmb3Ig Y2FsbGluZyBoZGFfdGVncmFfcnVudGltZV9yZXN1bWUoKSBvciBydW50aW1lIFBNIEFQSXMgaW4g cHJvYmUoKQo+ID4gY2FsbC4gTmVlZAo+ID4gdG8gaGF2ZSBjb25zZW5zdXMgcmVnYXJkaW5nIHRo ZSBiZXN0IHByYWN0aWNlIHRvIGJlIGZvbGxvd2VkLCB3aGljaAo+ID4gd291bGQgZXZlbnR1YWxs eQo+ID4gY2FuIGJlIHVzZWQgaW4gb3RoZXIgZHJpdmVycyB0b28uCj4gPiAKPiA+IFJhZmFlbCBp cyBzdWdnZXN0aW5nIHRvIHVzZSBDT05GSUdfUE0gY2hlY2sgdG8gZG8gbWFudWFsIHNldHVwIG9y Cj4gPiBydW50aW1lIFBNIHNldHVwIGluIHByb2JlLAo+ID4gd2hpY2ggd291bGQgYnJpbmcgYmFj ayB0aGUgZWFybGllciBhYm92ZSBtZW50aW9uZWQgY29uY2Vybi4KPiA+IAo+ID4gaWYgKElTX0VO QUJMRUQoQ09ORklHX1BNKSkgewo+ID4gZG8gc2V0dXAgYmFzZWQgb24gcG0tcnVudGltZQo+ID4g fSBlbHNlIHsKPiA+IMKgwqDCoCBkbyBtYW51YWwgc2V0dXAKPiA+IH0KPiA+IEJvdGggaWYvZWxz ZSBtaWdodCBlbmQgdXAgZG9pbmcgdGhlIHNhbWUgaGVyZS4KPiA+IERvIHdlIHJlYWxseSBuZWVk IENPTkZJR19QTSBjaGVjayBoZXJlPwo+ID4gCj4gPiBJbnN0ZWFkIGRvZXMgYmVsb3cgcHJvcG9z YWwgYXBwZWFyIGZpbmU/Cj4gPiAKPiA+IHByb2JlKCkgewo+ID4gwqDCoMKgIGhkYV90ZWdyYV9l bmFibGVfY2xvY2soKTsKPiA+IH0KPiA+IAo+ID4gcHJvYmVfd29yaygpIHsKPiA+IMKgwqDCoCAv KiBoZGEgc2V0dXAgKi8KPiA+IMKgwqDCoCAuIC4gLgo+ID4gwqDCoMKgIHBtX3J1bnRpbWVfc2V0 X2FjdGl2ZSgpOyAvKiBpbml0aWFsIHN0YXRlIGFzIGFjdGl2ZSAqLwo+ID4gwqDCoMKgIHBtX3J1 bnRpbWVfZW5hYmxlKCk7Cj4gPiDCoMKgwqAgcmV0dXJuOwo+ID4gfQo+IAo+IEkgYmVsaWV2ZSB0 aGF0IHRoaXMgc3RpbGwgZG9lcyBub3Qgd29yaywgYmVjYXVzZSBpZiB0aGVyZSBpcyBhCj4gcG93 ZXItZG9tYWluIHRoYXQgbmVlZHMgdG8gYmUgdHVybmVkIG9uLCB0aGlzIGRvZXMgbm90IGd1YXJh bnRlZSB0aGlzLgo+IFNvIEkgdGhpbmsgdGhhdCB5b3UgbmVlZCB0byBjYWxsIHBtX3J1bnRpbWVf Z2V0IC4uLgo+IAo+ICBwcm9iZSgpIHsKPiAgCWlmICghSVNfRU5BQkxFRChDT05GSUdfUE0pKQo+ ICAJCWhkYV90ZWdyYV9lbmFibGVfY2xvY2soKTsKPiAgfQo+IAo+IAo+ICBwcm9iZV93b3JrKCkg ewo+ICAgICAJLyogaGRhIHNldHVwICovCj4gICAgIAkuIC4gLgo+IAlwbV9ydW50aW1lX2VuYWJs ZSgpOwo+IAlwbV9ydW50aW1lX2dldF9zeW5jKCk7Cj4gCXJldHVybjsKPiAgfQo+IAo+IFRoZSBh bHRlcm5hdGl2ZSBoZXJlIGNvdWxkIGp1c3QgYmUgLi4uCj4gCj4gIHByb2JlKCkgewo+IAlwbV9y dW50aW1lX2VuYWJsZSgpOwo+ICAJaWYgKCFwbV9ydW50aW1lX2VuYWJsZWQoKSkKPiAgCQlyZXQg PSBoZGFfdGVncmFfZW5hYmxlX2Nsb2NrKCk7Cj4gCWVsc2UKPiAJCXJldCA9IHBtX3J1bnRpbWVf Z2V0X3N5bmMoKTsKPiAKPiAJaWYgKHJldCA8IDApIHsKPiAJCS4uLgo+IAl9Cj4gIH0KPiAKPiBW ZXJ5IHNpbWlsYXIgdG8gd2hhdCBJIHdhcyBzYXlpbmcgdG8gYmVnaW4gd2l0aCBidXQgbm90IGNh bGwgdGhlCj4gcG1fcnVudGltZV9yZXN1bWUgaGFuZGxlciBkaXJlY3RseS4gV2hpY2ggSSBiZWxp ZXZlIHdhcyBJd2FpLXNhbidzIGRpc2xpa2UuCgpZZXMsIGV4YWN0bHksIHdoYXQgYm90aGVyZWQg bWUgd2FzIHJlYWxseSBhIG51YW5jZTogY2FsbGluZwpoZGFfdGVncmFfcnVudGltZV9yZXN1bWUo KSB0aGVyZSBtYWtlcyB0aGUgY29kZSBtaXNsZWFkaW5nIChvcgpjb25mdXNpbmcpIGFzIGlmIHRo ZSBydW50aW1lIFBNIHdlcmUgbWFuZGF0b3J5LgoKSSBob3BlZCB0aGVyZSBjb3VsZCBiZSBzb21l IHN0YW5kYXJkIGlkaW9tIGZvciB0aGlzIGV4cHJlc3Npb24sIGJ1dAphcHBhcmVudGx5IHRoZXJl IGlzbid0IGFueSwgc28gZmFyLi4uCgpPYnZpb3VzbHkgdGhlIGVhc2llc3Qgb3B0aW9uIGlzIHRv IGVuZm9yY2UgdGhlIGRlcGVuZGVuY3kgb24KQ09ORklHX1BNLiAgV291bGQgdGhlcmUgYmUgYW55 IHBsYXRmb3JtIHRoYXQgbmVlZHMgdG8gcnVuIHdpdGhvdXQgUE0sCnByYWN0aWNhbGx5IHNlZW4u Li4/CgpCdXQsIG5vdyBhZnRlciBsZW5ndGh5IGRpc2N1c3Npb25zIGFuZCB0aGUgY2xhcmlmaWNh dGlvbiBvZiB0aGUKY3VycmVudCBzaXR1YXRpb24sIEkgaGF2ZSBubyBzdHJvbmcgb3BpbmlvbiBv biB0aGlzIGFueSBsb25nZXIuClNvIEkgbGVhdmUgdGhlIGRlY2lzaW9uIHRvIHlvdSBndXlzLCBh bmQgSSdsbCBhcHBseSBpdCBhcy1pcy4KCgp0aGFua3MsCgpUYWthc2hpCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkFsc2EtZGV2ZWwgbWFpbGluZyBsaXN0 CkFsc2EtZGV2ZWxAYWxzYS1wcm9qZWN0Lm9yZwpodHRwOi8vbWFpbG1hbi5hbHNhLXByb2plY3Qu b3JnL21haWxtYW4vbGlzdGluZm8vYWxzYS1kZXZlbAo=