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[188.155.176.92]) by smtp.gmail.com with ESMTPSA id l19-20020a1709067d5300b006e8488d9a80sm844351ejp.59.2022.04.22.08.11.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 22 Apr 2022 08:11:03 -0700 (PDT) Message-ID: Date: Fri, 22 Apr 2022 17:11:02 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0 Subject: Re: [PATCH] pwm: samsung: Implement .apply() callback Content-Language: en-US To: =?UTF-8?Q?Uwe_Kleine-K=c3=b6nig?= , Thierry Reding , Lee Jones Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-pwm@vger.kernel.org, kernel@pengutronix.de References: <20220328073434.44848-1-u.kleine-koenig@pengutronix.de> From: Krzysztof Kozlowski In-Reply-To: <20220328073434.44848-1-u.kleine-koenig@pengutronix.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220422_081107_347266_B3D0A51D X-CRM114-Status: GOOD ( 25.88 ) 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-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMjgvMDMvMjAyMiAwOTozNCwgVXdlIEtsZWluZS1Lw7ZuaWcgd3JvdGU6Cj4gVG8gZXZlbnR1 YWxseSBnZXQgcmlkIG9mIGFsbCBsZWdhY3kgZHJpdmVycyBjb252ZXJ0IHRoaXMgZHJpdmVyIHRv IHRoZQo+IG1vZGVybiB3b3JsZCBpbXBsZW1lbnRpbmcgLmFwcGx5KCkuCj4gCj4gVGhlIHNpemUg Y2hlY2sgZm9yIHN0YXRlLT5wZXJpb2QgaXMgbW92ZWQgdG8gLmFwcGx5KCkgdG8gbWFrZSBzdXJl IHRoYXQKPiB0aGUgdmFsdWVzIG9mIHN0YXRlLT5kdXR5X2N5Y2xlIGFuZCBzdGF0ZS0+cGVyaW9k IGFyZSBwYXNzZWQgdG8KPiBwd21fc2Ftc3VuZ19jb25maWcgd2l0aG91dCBjaGFuZ2Ugd2hpbGUg dGhleSBhcmUgZGlzY2FyZGVkIHRvIGludC4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBVd2UgS2xlaW5l LUvDtm5pZyA8dS5rbGVpbmUta29lbmlnQHBlbmd1dHJvbml4LmRlPgo+IC0tLQo+ICBkcml2ZXJz L3B3bS9wd20tc2Ftc3VuZy5jIHwgNTQgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0t LS0tLS0tCj4gIDEgZmlsZSBjaGFuZ2VkLCA0MiBpbnNlcnRpb25zKCspLCAxMiBkZWxldGlvbnMo LSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9wd20vcHdtLXNhbXN1bmcuYyBiL2RyaXZlcnMv cHdtL3B3bS1zYW1zdW5nLmMKPiBpbmRleCAwYTRmZjU1ZmFkMDQuLjljNWI0ZjUxNTY0MSAxMDA2 NDQKPiAtLS0gYS9kcml2ZXJzL3B3bS9wd20tc2Ftc3VuZy5jCj4gKysrIGIvZHJpdmVycy9wd20v cHdtLXNhbXN1bmcuYwo+IEBAIC0zMjEsMTQgKzMyMSw2IEBAIHN0YXRpYyBpbnQgX19wd21fc2Ft c3VuZ19jb25maWcoc3RydWN0IHB3bV9jaGlwICpjaGlwLCBzdHJ1Y3QgcHdtX2RldmljZSAqcHdt LAo+ICAJc3RydWN0IHNhbXN1bmdfcHdtX2NoYW5uZWwgKmNoYW4gPSBwd21fZ2V0X2NoaXBfZGF0 YShwd20pOwo+ICAJdTMyIHRpbl9ucyA9IGNoYW4tPnRpbl9ucywgdGNudCwgdGNtcCwgb2xkdGNt cDsKPiAgCj4gLQkvKgo+IC0JICogV2UgY3VycmVudGx5IGF2b2lkIHVzaW5nIDY0Yml0IGFyaXRo bWV0aWMgYnkgdXNpbmcgdGhlCj4gLQkgKiBmYWN0IHRoYXQgYW55dGhpbmcgZmFzdGVyIHRoYW4g MUh6IGlzIGVhc2lseSByZXByZXNlbnRhYmxlCj4gLQkgKiBieSAzMmJpdHMuCj4gLQkgKi8KPiAt CWlmIChwZXJpb2RfbnMgPiBOU0VDX1BFUl9TRUMpCj4gLQkJcmV0dXJuIC1FUkFOR0U7Cj4gLQo+ ICAJdGNudCA9IHJlYWRsKG91cl9jaGlwLT5iYXNlICsgUkVHX1RDTlRCKHB3bS0+aHdwd20pKTsK PiAgCW9sZHRjbXAgPSByZWFkbChvdXJfY2hpcC0+YmFzZSArIFJFR19UQ01QQihwd20tPmh3cHdt KSk7Cj4gIAo+IEBAIC00MzgsMTMgKzQzMCw1MSBAQCBzdGF0aWMgaW50IHB3bV9zYW1zdW5nX3Nl dF9wb2xhcml0eShzdHJ1Y3QgcHdtX2NoaXAgKmNoaXAsCj4gIAlyZXR1cm4gMDsKPiAgfQo+ICAK PiArc3RhdGljIGludCBwd21fc2Ftc3VuZ19hcHBseShzdHJ1Y3QgcHdtX2NoaXAgKmNoaXAsIHN0 cnVjdCBwd21fZGV2aWNlICpwd20sCj4gKwkJCSAgICAgY29uc3Qgc3RydWN0IHB3bV9zdGF0ZSAq c3RhdGUpCj4gK3sKPiArCWludCBlcnIsIGVuYWJsZWQgPSBwd20tPnN0YXRlLmVuYWJsZWQ7Cj4g Kwo+ICsJaWYgKHN0YXRlLT5wb2xhcml0eSAhPSBwd20tPnN0YXRlLnBvbGFyaXR5KSB7Cj4gKwkJ aWYgKGVuYWJsZWQpIHsKPiArCQkJcHdtX3NhbXN1bmdfZGlzYWJsZShjaGlwLCBwd20pOwo+ICsJ CQllbmFibGVkID0gZmFsc2U7Cj4gKwkJfQo+ICsKPiArCQllcnIgPSBwd21fc2Ftc3VuZ19zZXRf cG9sYXJpdHkoY2hpcCwgcHdtLCBzdGF0ZS0+cG9sYXJpdHkpOwo+ICsJCWlmIChlcnIpCj4gKwkJ CXJldHVybiBlcnI7Cj4gKwl9Cj4gKwo+ICsJaWYgKCFzdGF0ZS0+ZW5hYmxlZCkgewo+ICsJCWlm IChlbmFibGVkKQo+ICsJCQlwd21fc2Ftc3VuZ19kaXNhYmxlKGNoaXAsIHB3bSk7Cj4gKwo+ICsJ CXJldHVybiAwOwo+ICsJfQo+ICsKPiArCS8qCj4gKwkgKiBXZSBjdXJyZW50bHkgYXZvaWQgdXNp bmcgNjRiaXQgYXJpdGhtZXRpYyBieSB1c2luZyB0aGUKPiArCSAqIGZhY3QgdGhhdCBhbnl0aGlu ZyBmYXN0ZXIgdGhhbiAxSHogaXMgZWFzaWx5IHJlcHJlc2VudGFibGUKPiArCSAqIGJ5IDMyYml0 cy4KPiArCSAqLwo+ICsJaWYgKHN0YXRlLT5wZXJpb2QgPiBOU0VDX1BFUl9TRUMpCgpJc24ndCB0 aGlzIGNoYW5naW5nIGEgYml0IGxvZ2ljIGluIGNhc2Ugb2Ygc2V0dGluZyB3cm9uZyBwZXJpb2Qg YW5kCmludmVydGVkIHNpZ25hbD8KCkJlZm9yZSwgdGhlIGNvbmZpZyB3b3VsZCByZXR1cm4gZWFy bHkgYW5kIGRvIG5vdGhpbmcuIE5vdywgeW91IGRpc2FibGUKdGhlIFBXTSwgY2hlY2sgdGhlIGNv bmRpdGlvbiBoZXJlIGFuZCBleGl0IHdpdGggUFdNIGRpc2FibGVkLiBJIHRoaW5rCnRoaXMgc2hv dWxkIHJldmVyc2UgdGhlIHRhc2tzIGRvbmUsIG9yIHRoZSBjaGVjayBzaG91bGQgYmUgZG9uZSBl YXJseS4KCj4gKwkJcmV0dXJuIC1FUkFOR0U7Cj4gKwo+ICsJZXJyID0gcHdtX3NhbXN1bmdfY29u ZmlnKGNoaXAsIHB3bSwgc3RhdGUtPmR1dHlfY3ljbGUsIHN0YXRlLT5wZXJpb2QpOwo+ICsJaWYg KGVycikKPiArCQlyZXR1cm4gZXJyOwoKQmVzdCByZWdhcmRzLApLcnp5c3p0b2YKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwg bWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8v bGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK