From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Thompson Subject: Re: [PATCH] backlight: pwm_bl: Set pin to sleep state when powered down Date: Fri, 21 Jun 2019 13:41:45 +0100 Message-ID: <5b0f8bb3-e7b0-52c1-1f2f-9709992b76fc@linaro.org> References: <20190522163428.7078-1-paul@crapouillou.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wr1-x441.google.com (mail-wr1-x441.google.com [IPv6:2a00:1450:4864:20::441]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5D8A66E8B0 for ; Fri, 21 Jun 2019 12:41:48 +0000 (UTC) Received: by mail-wr1-x441.google.com with SMTP id v14so6454343wrr.4 for ; Fri, 21 Jun 2019 05:41:48 -0700 (PDT) In-Reply-To: <20190522163428.7078-1-paul@crapouillou.net> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Paul Cercueil , Thierry Reding , Lee Jones , Jingoo Han , Bartlomiej Zolnierkiewicz Cc: linux-pwm@vger.kernel.org, linux-fbdev@vger.kernel.org, od@zcrc.me, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gMjIvMDUvMjAxOSAxNzozNCwgUGF1bCBDZXJjdWVpbCB3cm90ZToKPiBXaGVuIHRoZSBkcml2 ZXIgcHJvYmVzLCB0aGUgUFdNIHBpbiBpcyBhdXRvbWF0aWNhbGx5IGNvbmZpZ3VyZWQgdG8gaXRz Cj4gZGVmYXVsdCBzdGF0ZSwgd2hpY2ggc2hvdWxkIGJlIHRoZSAicHdtIiBmdW5jdGlvbi4KCkF0 IHdoaWNoIHBvaW50IGluIHRoZSBwcm9iZS4uLiBhbmQgYnkgd2hvPwoKPiBIb3dldmVyLCBhdCB0 aGlzCj4gcG9pbnQgd2UgZG9uJ3Qga25vdyB0aGUgYWN0dWFsIGxldmVsIG9mIHRoZSBwaW4sIHdo aWNoIG1heSBiZSBhY3RpdmUgb3IKPiBpbmFjdGl2ZS4gQXMgYSByZXN1bHQsIGlmIHRoZSBkcml2 ZXIgcHJvYmVzIHdpdGhvdXQgZW5hYmxpbmcgdGhlCj4gYmFja2xpZ2h0LCB0aGUgUFdNIHBpbiBt aWdodCBiZSBhY3RpdmUsIGFuZCB0aGUgYmFja2xpZ2h0IHdvdWxkIGJlCj4gbGl0IHdheSBiZWZv cmUgYmVpbmcgb2ZmaWNpYWxseSBlbmFibGVkLgo+IAo+IFRvIHdvcmsgYXJvdW5kIHRoaXMsIGlm IHRoZSBwcm9iZSBmdW5jdGlvbiBkb2Vzbid0IGVuYWJsZSB0aGUgYmFja2xpZ2h0LAo+IHRoZSBw aW4gaXMgc2V0IHRvIGl0cyBzbGVlcCBzdGF0ZSBpbnN0ZWFkIG9mIHRoZSBkZWZhdWx0IG9uZSwg dW50aWwgdGhlCj4gYmFja2xpZ2h0IGlzIGVuYWJsZWQuIFdoZW5rIHRoZSBiYWNrbGlnaHQgaXMg ZGlzYWJsZWQsIHRoZSBwaW4gaXMgcmVzZXQKPiB0byBpdHMgc2xlZXAgc3RhdGUuCkRvZXNuJ3Qg dGhpcyB3b3JrYXJvdW5kIHJlc3VsdCBpbiBhIGJhY2tsaWdodCBmbGFzaCBiZXR3ZWVuIHdoYXRl dmVyIAplbmFibGVzIGl0IGFuZCB0aGUgbmV3IGNvZGUgdHVybmluZyBpdCBvZmYgYWdhaW4/Cgo+ IAo+IFNpZ25lZC1vZmYtYnk6IFBhdWwgQ2VyY3VlaWwgPHBhdWxAY3JhcG91aWxsb3UubmV0PiA+ IC0tLQo+ICAgZHJpdmVycy92aWRlby9iYWNrbGlnaHQvcHdtX2JsLmMgfCA5ICsrKysrKysrKwo+ ICAgMSBmaWxlIGNoYW5nZWQsIDkgaW5zZXJ0aW9ucygrKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2 ZXJzL3ZpZGVvL2JhY2tsaWdodC9wd21fYmwuYyBiL2RyaXZlcnMvdmlkZW8vYmFja2xpZ2h0L3B3 bV9ibC5jCj4gaW5kZXggZmI0NWY4NjZiOTIzLi40MjJmNzkwM2IzODIgMTAwNjQ0Cj4gLS0tIGEv ZHJpdmVycy92aWRlby9iYWNrbGlnaHQvcHdtX2JsLmMKPiArKysgYi9kcml2ZXJzL3ZpZGVvL2Jh Y2tsaWdodC9wd21fYmwuYwo+IEBAIC0xNiw2ICsxNiw3IEBACj4gICAjaW5jbHVkZSA8bGludXgv bW9kdWxlLmg+Cj4gICAjaW5jbHVkZSA8bGludXgva2VybmVsLmg+Cj4gICAjaW5jbHVkZSA8bGlu dXgvaW5pdC5oPgo+ICsjaW5jbHVkZSA8bGludXgvcGluY3RybC9jb25zdW1lci5oPgo+ICAgI2lu Y2x1ZGUgPGxpbnV4L3BsYXRmb3JtX2RldmljZS5oPgo+ICAgI2luY2x1ZGUgPGxpbnV4L2ZiLmg+ Cj4gICAjaW5jbHVkZSA8bGludXgvYmFja2xpZ2h0Lmg+Cj4gQEAgLTUwLDYgKzUxLDggQEAgc3Rh dGljIHZvaWQgcHdtX2JhY2tsaWdodF9wb3dlcl9vbihzdHJ1Y3QgcHdtX2JsX2RhdGEgKnBiKQo+ ICAgCXN0cnVjdCBwd21fc3RhdGUgc3RhdGU7Cj4gICAJaW50IGVycjsKPiAgIAo+ICsJcGluY3Ry bF9wbV9zZWxlY3RfZGVmYXVsdF9zdGF0ZShwYi0+ZGV2KTsKPiArCj4gICAJcHdtX2dldF9zdGF0 ZShwYi0+cHdtLCAmc3RhdGUpOwo+ICAgCWlmIChwYi0+ZW5hYmxlZCkKPiAgIAkJcmV0dXJuOwo+ IEBAIC05MCw2ICs5Myw4IEBAIHN0YXRpYyB2b2lkIHB3bV9iYWNrbGlnaHRfcG93ZXJfb2ZmKHN0 cnVjdCBwd21fYmxfZGF0YSAqcGIpCj4gICAKPiAgIAlyZWd1bGF0b3JfZGlzYWJsZShwYi0+cG93 ZXJfc3VwcGx5KTsKPiAgIAlwYi0+ZW5hYmxlZCA9IGZhbHNlOwo+ICsKPiArCXBpbmN0cmxfcG1f c2VsZWN0X3NsZWVwX3N0YXRlKHBiLT5kZXYpOwo+ICAgfQo+ICAgCj4gICBzdGF0aWMgaW50IGNv bXB1dGVfZHV0eV9jeWNsZShzdHJ1Y3QgcHdtX2JsX2RhdGEgKnBiLCBpbnQgYnJpZ2h0bmVzcykK PiBAQCAtNjI2LDYgKzYzMSwxMCBAQCBzdGF0aWMgaW50IHB3bV9iYWNrbGlnaHRfcHJvYmUoc3Ry dWN0IHBsYXRmb3JtX2RldmljZSAqcGRldikKPiAgIAliYWNrbGlnaHRfdXBkYXRlX3N0YXR1cyhi bCk7Cj4gICAKPiAgIAlwbGF0Zm9ybV9zZXRfZHJ2ZGF0YShwZGV2LCBibCk7Cj4gKwo+ICsJaWYg KGJsLT5wcm9wcy5wb3dlciA9PSBGQl9CTEFOS19QT1dFUkRPV04pCj4gKwkJcGluY3RybF9wbV9z ZWxlY3Rfc2xlZXBfc3RhdGUoJnBkZXYtPmRldik7CgpEaWRuJ3QgYmFja2xpZ2h0X3VwZGF0ZV9z dGF0dXMoYmwpIGFscmVhZHkgZG8gdGhpcz8KCgpEYW5pZWwuCgoKPiArCj4gICAJcmV0dXJuIDA7 Cj4gICAKPiAgIGVycl9hbGxvYzoKPiAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2RyaS1kZXZlbA==