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Tue, 23 Jan 2018 23:16:13 -0500 Received: from mail-by2nam03on0132.outbound.protection.outlook.com ([104.47.42.132]:45413 "EHLO NAM03-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932430AbeAXEQM (ORCPT ); Tue, 23 Jan 2018 23:16:12 -0500 From: Sasha Levin To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" CC: Arnd Bergmann , Tomi Valkeinen , Sasha Levin Subject: [PATCH AUTOSEL for 4.14 087/100] drm/omap: displays: panel-dpi: add backlight dependency Thread-Topic: [PATCH AUTOSEL for 4.14 087/100] drm/omap: displays: panel-dpi: add backlight dependency Thread-Index: AQHTlMnsOvbhDjrqXUGZi6Lz/nRG4Q== Date: Wed, 24 Jan 2018 04:15:10 +0000 Message-ID: <20180124041414.32065-87-alexander.levin@microsoft.com> References: <20180124041414.32065-1-alexander.levin@microsoft.com> In-Reply-To: <20180124041414.32065-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB1078;7:zif5EyWIB/q0hI7uI1pT7DY9JCXn6TssZWE8g2O4z0046hLFz6yDkGWKKUotVH38769g+KDf8v9ynukctmUH1hTgsU00hIy1XKNqYfTXzCRJPYvhn+vUkWgVB/WtSs+hA8y2S+56v9KHpV6O3wJLrKyFXiriRlCwR2avC4SafVEzlsUeXq7alLKb49NbiW9GYKGpxy03GBLQIE2cZN9F3KSXOxLUsJ1dBXtFHQ4euX7pyNYxmR50b82oIL++6SzK x-ms-office365-filtering-correlation-id: 478557a8-88c7-427a-ed7f-08d562e12f93 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(48565401081)(2017052603307)(7193020);SRVR:DM5PR2101MB1078; 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authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-message-info: 8jRHq8Yfiw1MXDm+NPmzvwm9/5p5gWigiBjr+/LWwLEpCIFSjEU+NZiQkkQJohHlsLYv7xcrqPKB7uVuhWQ+AQ== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 478557a8-88c7-427a-ed7f-08d562e12f93 X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Jan 2018 04:15:10.4364 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB1078 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Arnd Bergmann [ Upstream commit 499ec0ed5eb2f6a7fcaab2dd66ffc5993484bda9 ] The new backlight code causes a link failure when backlight support itself is disabled: drivers/gpu/drm/omapdrm/displays/panel-dpi.o: In function `panel_dpi_probe_= of': panel-dpi.c:(.text+0x35c): undefined reference to `of_find_backlight_by_nod= e' This adds a Kconfig dependency like we have for the other OMAP display targets. Fixes: 39135a305a0f ("drm/omap: displays: panel-dpi: Support for handling b= acklight devices") Signed-off-by: Arnd Bergmann Signed-off-by: Tomi Valkeinen Signed-off-by: Sasha Levin --- drivers/gpu/drm/omapdrm/displays/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/omapdrm/displays/Kconfig b/drivers/gpu/drm/oma= pdrm/displays/Kconfig index c226da145fb3..a349cb61961e 100644 --- a/drivers/gpu/drm/omapdrm/displays/Kconfig +++ b/drivers/gpu/drm/omapdrm/displays/Kconfig @@ -35,6 +35,7 @@ config DRM_OMAP_CONNECTOR_ANALOG_TV =20 config DRM_OMAP_PANEL_DPI tristate "Generic DPI panel" + depends on BACKLIGHT_CLASS_DEVICE help Driver for generic DPI panels. =20 --=20 2.11.0