From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755031AbdC1KKo (ORCPT ); Tue, 28 Mar 2017 06:10:44 -0400 Received: from mout.kundenserver.de ([212.227.126.133]:51421 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753845AbdC1KKm (ORCPT ); Tue, 28 Mar 2017 06:10:42 -0400 From: Arnd Bergmann To: Jonathan Cameron , Quentin Schulz Cc: Arnd Bergmann , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Fabrice Gasnier , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] iio: adc: sun4i: add THERMAL dependency Date: Tue, 28 Mar 2017 12:07:23 +0200 Message-Id: <20170328100855.3982514-1-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 X-Provags-ID: V03:K0:yUYBy+e7O/bwFmkJfatHyln646IDIBT7I1qWzIKK3c3UwPjH88W UnR6E+OQb9Csclxeuewz09vupNzEUonmo61E/6J0ME+sKHAcQ9GnNHtYXOsHYs1nW//2V/q rIUoyzGQhz9/uFlAMGnVrJAKOmSgJVxq/JBBJc1hmZczwlqmtKWfEeLzvpYeFFuV7h4cR2Q 1esjHUBYsMrNl4ncBigOw== X-UI-Out-Filterresults: notjunk:1;V01:K0:pw4KN0m7S98=:qdWV1Zc8rOHYJRE7gLxzCc ljBheVsmzs6rENRO6liSONoNfzStsvyIMMq0enDBMiTm9siFtDueOH1ZZ0mEJQNB/7szlLTBV 1E02/nEaXJ2Gn8NQdYIGde+hUXphu1PcUbbTs0qpz8YXULYGQMxFnkDZr3PhCE4iSGeD6I20F pZXCtkU0dWmHacXaydXUT79v3h7iNjHk9dJif/J7rMsJ7kxmuwOmFEi0VnJEiNOlKgMFTui05 GS9/UT+YWjiUWehhPLd9QupMt8hJjEyD6YBhz4GB9J8ST1pidnevS5Y+txuFr8GDGiXyyRyUv +c1fA/LlcodRMANf98d7S0G5Hv4Qan2w0XySPQ0DSarbm6ioH/trDXe80uD5j+nmJJaVkV+hX VdFMVZR//PoYXN4TFcY5oXKXPtWXjHlOQMwLc93WnVddLQeEGFWjM5eSksun8lVn5N8u7tdgY KpszUIt15EXZLxzgFUTzS8tBpQN6+jab1zsWMzDN9RJpv6izpqD1zhKG5aCOM/aCmmO6VGZVp gKQ9AJPerBKh0PuDZpkcdeX+SiFksw41t6Cc3Ty/boxMzvdc/8H/sKdDDOPHoD7DoqYgQeDgV iSv8cjnjuAeupMkKSrEARRY3dk17bgWRC9Uia/ziW3scEYmxtrtjcLBg4ha9fO6qgc8lJe66L e1Oqmp0jDZzBjHhOW0mkYsPX4zdZqHlLzACIaOMdctD9Y40/7Vf8S7IbIw6zWfX5NWyQ= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With CONFIG_THERMAL=m and CONFIG_SUN4I_GPADC=y, we get a link error from calling devm_thermal_zone_of_sensor_register: drivers/iio/built-in.o: In function `sun4i_gpadc_probe': :(.text+0x1c284): undefined reference to `devm_thermal_zone_of_sensor_register' This adds a Kconfig dependency to ensure we can only have the ADC driver as built-in when this function is also built-in, or when we see the empty stub implementation. When the thermal code is a module, we can still build the adc driver as a module, too. Signed-off-by: Arnd Bergmann --- drivers/iio/adc/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index d0af51d7bcac..7ccbad70a617 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -562,6 +562,7 @@ config SUN4I_GPADC tristate "Support for the Allwinner SoCs GPADC" depends on IIO depends on MFD_SUN4I_GPADC + depends on THERMAL || !THERMAL_OF help Say yes here to build support for Allwinner (A10, A13 and A31) SoCs GPADC. This ADC provides 4 channels which can be used as an ADC or as -- 2.9.0