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Received: from szxga04-in.huawei.com ([45.249.212.190]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1ljyL1-00GrQb-63 for linux-arm-kernel@lists.infradead.org; Fri, 21 May 2021 06:08:49 +0000 Received: from dggems704-chm.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4Fmbg45w8kzqVYq; Fri, 21 May 2021 14:05:04 +0800 (CST) Received: from dggeme759-chm.china.huawei.com (10.3.19.105) by dggems704-chm.china.huawei.com (10.3.19.181) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Fri, 21 May 2021 14:08:36 +0800 Received: from [127.0.0.1] (10.40.188.144) by dggeme759-chm.china.huawei.com (10.3.19.105) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Fri, 21 May 2021 14:08:36 +0800 Subject: Re: [PATCH] drm/exynos: Use pm_runtime_resume_and_get() to replace open coding To: Inki Dae , Tian Tao , , , CC: , References: <1621517811-64765-1-git-send-email-tiantao6@hisilicon.com> <0d5b2910-079e-ecd7-0985-e2b0c8c74b24@samsung.com> From: "tiantao (H)" Message-ID: <722b1b97-b229-2c72-6fc8-42cf294fbd7b@huawei.com> Date: Fri, 21 May 2021 14:08:35 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <0d5b2910-079e-ecd7-0985-e2b0c8c74b24@samsung.com> X-Originating-IP: [10.40.188.144] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggeme759-chm.china.huawei.com (10.3.19.105) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210520_230847_515507_3E6C7DB3 X-CRM114-Status: GOOD ( 18.04 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CuWcqCAyMDIxLzUvMjEgMTI6NDcsIElua2kgRGFlIOWGmemBkzoKPiBIaSwKPgo+IDIxLiA1LiAy MC4g7Jik7ZuEIDEwOjM27JeQIFRpYW4gVGFvIOydtCjqsIApIOyTtCDquIA6Cj4+IHVzZSBwbV9y dW50aW1lX3Jlc3VtZV9hbmRfZ2V0KCkgdG8gcmVwbGFjZSBwbV9ydW50aW1lX2dldF9zeW5jIGFu ZAo+PiBwbV9ydW50aW1lX3B1dF9ub2lkbGUuIGl0IGFsc28gYXZvaWRzIHRoZSBwcm9ibGVtIG9m IHBvc2l0aXZlIHJldHVybgo+PiB2YWx1ZXMgc28gd2UgY2FuIGNoYW5nZSBpZiAocmV0IDwgMCkg dG8gaWYgKHJldCkuCj4gQ291bGQgeW91IHRlbGwgbWUgd2h5IGRpZCB5b3UgY2hhbmdlIHRoZSBj b25kaXRpb24/IHBtX3J1bnRpbWVfcmVzdW1lX2FuZF9nZXQoKSBjYW4gcmV0dXJuIG9ubHkgMCBv ciBuZWdhdGl2ZSB2YWx1ZS4KPiBTbyBJIHRoaW5rIHlvdSBkb24ndCBoYXZlIHRvIGNoYW5nZSB0 aGUgY29uZGl0aW9uLiBDb3VsZCB5b3UgZHJvcCB0aGlzIGRlc2NyaXB0aW9uPwo+Cj4+IFNpZ25l ZC1vZmYtYnk6IFRpYW4gVGFvIDx0aWFudGFvNkBoaXNpbGljb24uY29tPgo+PiAtLS0KPj4gICBk cml2ZXJzL2dwdS9kcm0vZXh5bm9zL2V4eW5vc19kcm1fbWljLmMgfCA2ICsrLS0tLQo+PiAgIDEg ZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pCj4+Cj4+IGRpZmYg LS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vZXh5bm9zL2V4eW5vc19kcm1fbWljLmMgYi9kcml2ZXJz L2dwdS9kcm0vZXh5bm9zL2V4eW5vc19kcm1fbWljLmMKPj4gaW5kZXggMzgyMWVhNy4uNmQ5NGVh ZSAxMDA2NDQKPj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2V4eW5vcy9leHlub3NfZHJtX21pYy5j Cj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9leHlub3MvZXh5bm9zX2RybV9taWMuYwo+PiBAQCAt MjY4LDExICsyNjgsOSBAQCBzdGF0aWMgdm9pZCBtaWNfcHJlX2VuYWJsZShzdHJ1Y3QgZHJtX2Jy aWRnZSAqYnJpZGdlKQo+PiAgIAlpZiAobWljLT5lbmFibGVkKQo+PiAgIAkJZ290byB1bmxvY2s7 Cj4+ICAgCj4+IC0JcmV0ID0gcG1fcnVudGltZV9nZXRfc3luYyhtaWMtPmRldik7Cj4+IC0JaWYg KHJldCA8IDApIHsKPj4gLQkJcG1fcnVudGltZV9wdXRfbm9pZGxlKG1pYy0+ZGV2KTsKPj4gKwly ZXQgPSBwbV9ydW50aW1lX3Jlc3VtZV9hbmRfZ2V0KG1pYy0+ZGV2KTsKPiBSaWdodCwgd2UgY2Fu IHVzZSBwbV9ydW50aW1lX3Jlc3VtZV9hbmRfZ2V0IGZ1bmN0aW9uIGJlY2F1c2UgcG1fcnVudGlt ZV9yZXN1bWVfYW5kX2dldCBmdW5jdGlvbiBkb2VzIGV4YWN0bHkgc2FtZSB0aGluZyBhcyBleGlz dGluZyBjb2RlIGRvZXMuCj4KPj4gKwlpZiAocmV0KQo+IFNlZW1zIHVubmVjZXNzYXJ5IGNoYW5n ZS4KCmFzIHlvdSBjYW4gc2Vl77yMSWYgcG1fcnVudGltZV9yZXN1bWVfYW5kX2dldCByZXR1cm5z IDAsIGl0IG1lYW5zIHRoYXQgdGhlIApmdW5jdGlvbiB3YXMgZXhlY3V0ZWQgc3VjY2Vzc2Z1bGx5 IGFuZCBzaG91bGQgbm90IGJlIGV4ZWN1dGVkIGluIGFuIGlmIApjb25kaXRpb24uCgpUaGVyZSBp cyBubyBlcnJvciBpbiBjb250aW51aW5nIHRvIHVzZSBpZiAocmV0IDwgMCksIGJ1dCBpdCBpcyBu b3QgYXMgCmNvbmNpc2UgYXMgdXNpbmcgaWYgKHJldCkgZGlyZWN0bHkKCnN0YXRpYyBpbmxpbmUg aW50IHBtX3J1bnRpbWVfcmVzdW1lX2FuZF9nZXQoc3RydWN0IGRldmljZSAqZGV2KQp7CiDCoMKg wqAgaW50IHJldDsKCiDCoMKgwqAgcmV0ID0gX19wbV9ydW50aW1lX3Jlc3VtZShkZXYsIFJQTV9H RVRfUFVUKTsKIMKgwqDCoCBpZiAocmV0IDwgMCkgewogwqDCoMKgIMKgwqDCoCBwbV9ydW50aW1l X3B1dF9ub2lkbGUoZGV2KTsKIMKgwqDCoCDCoMKgwqAgcmV0dXJuIHJldDsKIMKgwqDCoCB9Cgog wqDCoMKgIHJldHVybiAwOwp9Cj4KPiBUaGFua3MsCj4gSW5raSBEYWUKPgo+PiAgIAkJZ290byB1 bmxvY2s7Cj4+IC0JfQo+PiAgIAo+PiAgIAltaWNfc2V0X3BhdGgobWljLCAxKTsKPj4gICAKPj4K PiAuCj4KCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwps aW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJh ZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51 eC1hcm0ta2VybmVsCg==