From patchwork Fri Mar 29 02:40:36 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 2361121 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) by patchwork1.kernel.org (Postfix) with ESMTP id 0EB843FD40 for ; Fri, 29 Mar 2013 02:49:03 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [IPv6:::1]) by mail.linuxfoundation.org (Postfix) with ESMTP id D2482BC3; Fri, 29 Mar 2013 02:46:01 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTP id C0506B85 for ; Fri, 29 Mar 2013 02:45:55 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from kirsty.vergenet.net (kirsty.vergenet.net [202.4.237.240]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id EDCEF2017A for ; Fri, 29 Mar 2013 02:45:51 +0000 (UTC) Received: from ayumi.akashicho.tokyo.vergenet.net (p8120-ipbfp1001kobeminato.hyogo.ocn.ne.jp [118.10.137.120]) by kirsty.vergenet.net (Postfix) with ESMTP id 05D6A2C69F8; Fri, 29 Mar 2013 13:45:38 +1100 (EST) Received: by ayumi.akashicho.tokyo.vergenet.net (Postfix, from userid 7100) id A27D6EDEA2A; Fri, 29 Mar 2013 11:45:36 +0900 (JST) From: Simon Horman To: ltsi-dev@lists.linuxfoundation.org Date: Fri, 29 Mar 2013 11:40:36 +0900 Message-Id: <1364525119-31791-108-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1364525119-31791-1-git-send-email-horms+renesas@verge.net.au> References: <1364525119-31791-1-git-send-email-horms+renesas@verge.net.au> X-Spam-Status: No, score=-3.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_LOW, RP_MATCHES_RCVD autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Cc: Magnus Damm Subject: [LTSI-dev] [PATCH/RFC 107/390] drm: add drm_mode_cea_vic X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org From: Paulo Zanoni This function returns the VIC of the mode. This value can be used when creating AVI InfoFrames. Cc: Thierry Reding Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=50371 Signed-off-by: Paulo Zanoni Reviewed-by: Thierry Reding Acked-by: Dave Airlie Signed-off-by: Daniel Vetter (cherry picked from commit 374a868a726eb8a1cb28ba88805e51ce34222f8d) Signed-off-by: Simon Horman --- drivers/gpu/drm/drm_edid.c | 19 +++++++++++++++++++ include/drm/drm_crtc.h | 1 + 2 files changed, 20 insertions(+) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index baa85a1..dbad86a 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -2079,3 +2079,22 @@ int drm_add_modes_noedid(struct drm_connector *connector, return num_modes; } EXPORT_SYMBOL(drm_add_modes_noedid); + +/** + * drm_mode_cea_vic - return the CEA-861 VIC of a given mode + * @mode: mode + * + * RETURNS: + * The VIC number, 0 in case it's not a CEA-861 mode. + */ +uint8_t drm_mode_cea_vic(const struct drm_display_mode *mode) +{ + uint8_t i; + + for (i = 0; i < drm_num_cea_modes; i++) + if (drm_mode_equal(mode, &edid_cea_modes[i])) + return i + 1; + + return 0; +} +EXPORT_SYMBOL(drm_mode_cea_vic); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index c0635b7..3538eda 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -1055,6 +1055,7 @@ extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev, int GTF_2C, int GTF_K, int GTF_2J); extern int drm_add_modes_noedid(struct drm_connector *connector, int hdisplay, int vdisplay); +extern uint8_t drm_mode_cea_vic(const struct drm_display_mode *mode); extern int drm_edid_header_is_valid(const u8 *raw_edid); extern bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid);