From patchwork Fri Jun 15 16:49:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 10467051 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 5D2066020F for ; Fri, 15 Jun 2018 16:49:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4F76C28E06 for ; Fri, 15 Jun 2018 16:49:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 443D128E0B; Fri, 15 Jun 2018 16:49:36 +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=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, 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 DC18B28E06 for ; Fri, 15 Jun 2018 16:49:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C51676EBD7; Fri, 15 Jun 2018 16:49:34 +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 07FBD6EBD7; Fri, 15 Jun 2018 16:49:32 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Jun 2018 09:49:32 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,227,1526367600"; d="scan'208";a="48063037" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by fmsmga008.fm.intel.com with SMTP; 15 Jun 2018 09:49:30 -0700 Received: by stinkbox (sSMTP sendmail emulation); Fri, 15 Jun 2018 19:49:29 +0300 From: Ville Syrjala To: dri-devel@lists.freedesktop.org Date: Fri, 15 Jun 2018 19:49:12 +0300 Message-Id: <20180615164925.28971-2-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20180615164925.28971-1-ville.syrjala@linux.intel.com> References: <20180615164925.28971-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 01/14] drm: Add drm_encoder_mask() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Ville Syrjälä Add drm_encoder_mask() which returns the 1< --- include/drm/drm_encoder.h | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/include/drm/drm_encoder.h b/include/drm/drm_encoder.h index fb299696c7c4..d804a6897f4b 100644 --- a/include/drm/drm_encoder.h +++ b/include/drm/drm_encoder.h @@ -191,11 +191,23 @@ int drm_encoder_init(struct drm_device *dev, * Given a registered encoder, return the index of that encoder within a DRM * device's list of encoders. */ -static inline unsigned int drm_encoder_index(struct drm_encoder *encoder) +static inline unsigned int drm_encoder_index(const struct drm_encoder *encoder) { return encoder->index; } +/** + * drm_encoder_mask - find the mask of a registered encoder + * @encoder: encoder to find mask for + * + * Given a registered encoder, return the mask bit of that encoder for an + * encoder's possible_clones field. + */ +static inline uint32_t drm_encoder_mask(const struct drm_encoder *encoder) +{ + return 1 << drm_encoder_index(encoder); +} + /** * drm_encoder_crtc_ok - can a given crtc drive a given encoder? * @encoder: encoder to test