From patchwork Fri Apr 27 12:14:56 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nautiyal, Ankit K" X-Patchwork-Id: 10368483 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 EB0A7601BE for ; Fri, 27 Apr 2018 12:23:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DB1942921C for ; Fri, 27 Apr 2018 12:23:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D00BF293BD; Fri, 27 Apr 2018 12:23:36 +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=unavailable 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 59AF82921C for ; Fri, 27 Apr 2018 12:23:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6180D6E8EC; Fri, 27 Apr 2018 12:23:03 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9E3CE6E90C; Fri, 27 Apr 2018 12:22:39 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Apr 2018 05:22:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,335,1520924400"; d="scan'208";a="35095439" Received: from ankit-desktop.iind.intel.com ([10.223.161.2]) by fmsmga007.fm.intel.com with ESMTP; 27 Apr 2018 05:22:37 -0700 From: "Nautiyal, Ankit K" To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Subject: [PATCH v12 10/10] drm: Add and handle new aspect ratios in DRM layer Date: Fri, 27 Apr 2018 17:44:56 +0530 Message-Id: <1524831296-11198-11-git-send-email-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1524831296-11198-1-git-send-email-ankit.k.nautiyal@intel.com> References: <1524831296-11198-1-git-send-email-ankit.k.nautiyal@intel.com> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: "Sharma, Shashank" HDMI 2.0/CEA-861-F introduces two new aspect ratios: - 64:27 - 256:135 This patch: - Adds new DRM flags for to represent these new aspect ratios. - Adds new cases to handle these aspect ratios while converting from user->kernel mode or vise versa. This patch was once reviewed and merged, and later reverted due to lack of DRM client protection, while adding aspect ratio bits in user modes. This is a re-spin of the series, with DRM client cap protection. The previous series can be found here: https://pw-emeril.freedesktop.org/series/10850/ Signed-off-by: Shashank Sharma Reviewed-by: Sean Paul (V2) Reviewed-by: Jose Abreu (V2) Cc: Ville Syrjala Cc: Sean Paul Cc: Jose Abreu Cc: Ankit Nautiyal V3: rebase V4: rebase V5: corrected the macro name for an aspect ratio, in a switch case. V6: rebase V7: rebase V8: rebase V9: rebase V10: rebase V11: rebase V12: rebase --- drivers/gpu/drm/drm_modes.c | 12 ++++++++++++ include/uapi/drm/drm_mode.h | 6 ++++++ 2 files changed, 18 insertions(+) diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 17a1667..4a04851 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -1656,6 +1656,12 @@ void drm_mode_convert_to_umode(struct drm_mode_modeinfo *out, case HDMI_PICTURE_ASPECT_16_9: out->flags |= DRM_MODE_FLAG_PIC_AR_16_9; break; + case HDMI_PICTURE_ASPECT_64_27: + out->flags |= DRM_MODE_FLAG_PIC_AR_64_27; + break; + case HDMI_PICTURE_ASPECT_256_135: + out->flags |= DRM_MODE_FLAG_PIC_AR_256_135; + break; case HDMI_PICTURE_ASPECT_RESERVED: default: out->flags |= DRM_MODE_FLAG_PIC_AR_NONE; @@ -1721,6 +1727,12 @@ int drm_mode_convert_umode(struct drm_device *dev, case DRM_MODE_FLAG_PIC_AR_16_9: out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_16_9; break; + case DRM_MODE_FLAG_PIC_AR_64_27: + out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_64_27; + break; + case DRM_MODE_FLAG_PIC_AR_256_135: + out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_256_135; + break; default: out->picture_aspect_ratio = HDMI_PICTURE_ASPECT_NONE; break; diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index 50bcf42..4b3a1bb 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -93,6 +93,8 @@ extern "C" { #define DRM_MODE_PICTURE_ASPECT_NONE 0 #define DRM_MODE_PICTURE_ASPECT_4_3 1 #define DRM_MODE_PICTURE_ASPECT_16_9 2 +#define DRM_MODE_PICTURE_ASPECT_64_27 3 +#define DRM_MODE_PICTURE_ASPECT_256_135 4 /* Aspect ratio flag bitmask (4 bits 22:19) */ #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19) @@ -102,6 +104,10 @@ extern "C" { (DRM_MODE_PICTURE_ASPECT_4_3<<19) #define DRM_MODE_FLAG_PIC_AR_16_9 \ (DRM_MODE_PICTURE_ASPECT_16_9<<19) +#define DRM_MODE_FLAG_PIC_AR_64_27 \ + (DRM_MODE_PICTURE_ASPECT_64_27<<19) +#define DRM_MODE_FLAG_PIC_AR_256_135 \ + (DRM_MODE_PICTURE_ASPECT_256_135<<19) #define DRM_MODE_FLAG_ALL (DRM_MODE_FLAG_PHSYNC | \ DRM_MODE_FLAG_NHSYNC | \