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Wed, 14 Aug 2019 03:20:44 -0700 (PDT) MIME-Version: 1.0 References: <20190814092757.13726-1-geert+renesas@glider.be> <20190814092924.13857-1-geert+renesas@glider.be> <20190814092924.13857-2-geert+renesas@glider.be> <20190814093558.xlx5ck54dw2dgb6k@pengutronix.de> In-Reply-To: <20190814093558.xlx5ck54dw2dgb6k@pengutronix.de> From: Geert Uytterhoeven Date: Wed, 14 Aug 2019 12:20:33 +0200 Message-ID: Subject: Re: [PATCH 1/3] serial: atmel: Don't check for mctrl_gpio_to_gpiod() returning error To: =?UTF-8?Q?Uwe_Kleine=2DK=C3=B6nig?= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190814_032046_299181_AA7DA9DC X-CRM114-Status: GOOD ( 21.12 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Belloni , Pengutronix Kernel Team , Geert Uytterhoeven , "open list:SERIAL DRIVERS" , Richard Genoud , Greg Kroah-Hartman , Sascha Hauer , Frieder Schrempf , Linux-Renesas , Ludovic Desroches , NXP Linux Team , Fabio Estevam , Jiri Slaby , Shawn Guo , Linux ARM Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org SGkgVXdlLAoKT24gV2VkLCBBdWcgMTQsIDIwMTkgYXQgMTE6MzYgQU0gVXdlIEtsZWluZS1Lw7Zu aWcKPHUua2xlaW5lLWtvZW5pZ0BwZW5ndXRyb25peC5kZT4gd3JvdGU6Cj4gT24gV2VkLCBBdWcg MTQsIDIwMTkgYXQgMTE6Mjk6MjJBTSArMDIwMCwgR2VlcnQgVXl0dGVyaG9ldmVuIHdyb3RlOgo+ ID4gU2luY2UgY29tbWl0IDFkMjY3ZWE2NTM5ZjI2NjMgKCJzZXJpYWw6IG1jdHJsLWdwaW86IHNp bXBsaWZ5IGluaXQKPiA+IHJvdXRpbmUiKSwgbWN0cmxfZ3Bpb19pbml0KCkgcmV0dXJucyBmYWls dXJlIGlmIHRoZSBhc3NpZ25tZW50IHRvIGFueQo+ID4gbWVtYmVyIG9mIHRoZSBncGlvIGFycmF5 IHJlc3VsdHMgaW4gYW4gZXJyb3IgcG9pbnRlci4KPiA+IFNpbmNlIGNvbW1pdCBjMzU5NTIyMTk0 NTkzODE1ICgic2VyaWFsOiBtY3RybF9ncGlvOiBBdm9pZCBwcm9iZSBmYWlsdXJlcwo+ID4gaW4g Y2FzZSBvZiBtaXNzaW5nIGdwaW9saWIiKSwgbWN0cmxfZ3Bpb190b19ncGlvZCgpIHJldHVybnMg TlVMTCBpbiB0aGUKPiA+ICFDT05GSUdfR1BJT0xJQiBjYXNlLgo+ID4gSGVuY2UgdGhlcmUgaXMg bm8gbG9uZ2VyIGEgbmVlZCB0byBjaGVjayBmb3IgbWN0cmxfZ3Bpb190b19ncGlvZCgpCj4gPiBy ZXR1cm5pbmcgYW4gZXJyb3IgdmFsdWUuICBBIHNpbXBsZSBOVUxMIGNoZWNrIGlzIHN1ZmZpY2ll bnQuCj4gPgo+ID4gVGhpcyBmb2xsb3dzIHRoZSBzcGlyaXQgb2YgY29tbWl0IDQ0NWRmN2ZmM2Zk MWEwYTkgKCJzZXJpYWw6IG1jdHJsLWdwaW86Cj4gPiBkcm9wIHVzYWdlcyBvZiBJU19FUlJfT1Jf TlVMTCIpIGluIHRoZSBtY3RybC1ncGlvIGNvcmUuCj4gPgo+ID4gU2lnbmVkLW9mZi1ieTogR2Vl cnQgVXl0dGVyaG9ldmVuIDxnZWVydCtyZW5lc2FzQGdsaWRlci5iZT4KPiA+IC0tLQo+ID4gIGRy aXZlcnMvdHR5L3NlcmlhbC9hdG1lbF9zZXJpYWwuYyB8IDEyICsrKystLS0tLS0tLQo+ID4gIDEg ZmlsZSBjaGFuZ2VkLCA0IGluc2VydGlvbnMoKyksIDggZGVsZXRpb25zKC0pCj4gPgo+ID4gZGlm ZiAtLWdpdCBhL2RyaXZlcnMvdHR5L3NlcmlhbC9hdG1lbF9zZXJpYWwuYyBiL2RyaXZlcnMvdHR5 L3NlcmlhbC9hdG1lbF9zZXJpYWwuYwo+ID4gaW5kZXggMTlhODVkNmZlM2QyMDU0MS4uZTk2MjBh ODExNjZiN2RjMSAxMDA2NDQKPiA+IC0tLSBhL2RyaXZlcnMvdHR5L3NlcmlhbC9hdG1lbF9zZXJp YWwuYwo+ID4gKysrIGIvZHJpdmVycy90dHkvc2VyaWFsL2F0bWVsX3NlcmlhbC5jCj4gPiBAQCAt MzAzLDMyICszMDMsMjggQEAgc3RhdGljIHVuc2lnbmVkIGludCBhdG1lbF9nZXRfbGluZXNfc3Rh dHVzKHN0cnVjdCB1YXJ0X3BvcnQgKnBvcnQpCj4gPgo+ID4gICAgICAgbWN0cmxfZ3Bpb19nZXQo YXRtZWxfcG9ydC0+Z3Bpb3MsICZyZXQpOwo+ID4KPiA+IC0gICAgIGlmICghSVNfRVJSX09SX05V TEwobWN0cmxfZ3Bpb190b19ncGlvZChhdG1lbF9wb3J0LT5ncGlvcywKPiA+IC0gICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBVQVJUX0dQSU9fQ1RTKSkpIHsKPiA+ ICsgICAgIGlmIChtY3RybF9ncGlvX3RvX2dwaW9kKGF0bWVsX3BvcnQtPmdwaW9zLCBVQVJUX0dQ SU9fQ1RTKSkgewo+ID4gICAgICAgICAgICAgICBpZiAocmV0ICYgVElPQ01fQ1RTKQo+ID4gICAg ICAgICAgICAgICAgICAgICAgIHN0YXR1cyAmPSB+QVRNRUxfVVNfQ1RTOwo+ID4gICAgICAgICAg ICAgICBlbHNlCj4gPiAgICAgICAgICAgICAgICAgICAgICAgc3RhdHVzIHw9IEFUTUVMX1VTX0NU UzsKPiA+ICAgICAgIH0KPgo+IFRoZSBjaGFuZ2UgaXMgZmluZSwgYnV0IGl0IHNlZW1zIHRoZSBh dG1lbCBkcml2ZXIgZG9lc24ndCB1c2UgbWN0cmxfZ3Bpbwo+IGFzIGV4cGVjdGVkIChhdCBsZWFz dCBhcyBleHBlY3RlZCBieSBtZSkuIElNSE8gZHJpdmluZyB0aGUgaGFyZHdhcmUKPiBmdW5jdGlv biBvZiB0aGUgQ1RTIHBpbiBzaG91bGRuJ3QgYmUgY29uZGl0aW9uYWwgb24gdGhlIHByZXNlbmNl IG9mIGEKPiBjdHMtZ3Bpby4gSXMgdGhlcmUgYSByZWFzb24gbm90IHRvIGp1c3QgZHJvcCB0aGUg aWYgY29tcGxldGVseT8KClRoZSBhYm92ZSBjb2RlIHJldHVybnMgdGhlIGhhcmR3YXJlIHN0YXR1 cyBpZiBDVFMgaXMgbm90IGEgR1BJTywgYW5kCnJldHVybnMgKG92ZXJyaWRlcyB3aXRoKSB0aGUg R1BJTyBzdGF0dXMgaWYgQ1RTIGlzIGEgR1BJTy4KSXNuJ3QgdGhhdCBjb3JyZWN0LCBvciBhbSBJ IG1pc3Npbmcgc29tZXRoaW5nPwoKR3J7b2V0amUsZWV0aW5nfXMsCgogICAgICAgICAgICAgICAg ICAgICAgICBHZWVydAoKLS0gCkdlZXJ0IFV5dHRlcmhvZXZlbiAtLSBUaGVyZSdzIGxvdHMgb2Yg TGludXggYmV5b25kIGlhMzIgLS0gZ2VlcnRAbGludXgtbTY4ay5vcmcKCkluIHBlcnNvbmFsIGNv bnZlcnNhdGlvbnMgd2l0aCB0ZWNobmljYWwgcGVvcGxlLCBJIGNhbGwgbXlzZWxmIGEgaGFja2Vy LiBCdXQKd2hlbiBJJ20gdGFsa2luZyB0byBqb3VybmFsaXN0cyBJIGp1c3Qgc2F5ICJwcm9ncmFt bWVyIiBvciBzb21ldGhpbmcgbGlrZSB0aGF0LgogICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgIC0tIExpbnVzIFRvcnZhbGRzCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2Vy bmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1h bi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==