From patchwork Mon Jan 9 09:16:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Srinivas, Vidya" X-Patchwork-Id: 9504243 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6D17460710 for ; Mon, 9 Jan 2017 09:09:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6231C2840E for ; Mon, 9 Jan 2017 09:09:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5745C28461; Mon, 9 Jan 2017 09:09:05 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 1D6002840E for ; Mon, 9 Jan 2017 09:09:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3916A6E1AA; Mon, 9 Jan 2017 09:09:04 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 78A216E1AA for ; Mon, 9 Jan 2017 09:08:53 +0000 (UTC) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga104.fm.intel.com with ESMTP; 09 Jan 2017 01:08:52 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,339,1477983600"; d="scan'208";a="920410193" Received: from vsrini4-ubuntu-intel.iind.intel.com ([10.223.26.91]) by orsmga003.jf.intel.com with ESMTP; 09 Jan 2017 01:08:50 -0800 From: Vidya Srinivas To: intel-gfx@lists.freedesktop.org Date: Mon, 9 Jan 2017 14:46:25 +0530 Message-Id: <1483953385-26624-1-git-send-email-vidya.srinivas@intel.com> X-Mailer: git-send-email 1.9.1 Cc: Vidya Srinivas Subject: [Intel-gfx] [PATCH 13/14] drm: Add the VBT backlight sequences X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Add the support for backlight sequences in drm layer to configure the backlight settings during backlight on/off sequences. Signed-off-by: Uma Shankar --- include/drm/drm_panel.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h index c49358e..8773aac 100644 --- a/include/drm/drm_panel.h +++ b/include/drm/drm_panel.h @@ -74,6 +74,8 @@ struct drm_panel_funcs { int (*power_off)(struct drm_panel *panel); int (*enable)(struct drm_panel *panel); int (*get_modes)(struct drm_panel *panel); + int (*backlight_on)(struct drm_panel *panel); + int (*backlight_off)(struct drm_panel *panel); int (*get_timings)(struct drm_panel *panel, unsigned int num_timings, struct display_timing *timings); }; @@ -141,6 +143,22 @@ static inline int drm_panel_reset(struct drm_panel *panel) return panel ? -ENOSYS : -EINVAL; } +static inline int drm_panel_backlight_on(struct drm_panel *panel) +{ + if (panel && panel->funcs && panel->funcs->backlight_on) + return panel->funcs->backlight_on(panel); + + return panel ? -ENOSYS : -EINVAL; +} + +static inline int drm_panel_backlight_off(struct drm_panel *panel) +{ + if (panel && panel->funcs && panel->funcs->backlight_off) + return panel->funcs->backlight_off(panel); + + return panel ? -ENOSYS : -EINVAL; +} + /** * drm_panel_prepare - power on a panel * @panel: DRM panel