From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45873C43387 for ; Fri, 18 Jan 2019 14:52:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2093D2087E for ; Fri, 18 Jan 2019 14:52:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727774AbfAROwF (ORCPT ); Fri, 18 Jan 2019 09:52:05 -0500 Received: from mail.bootlin.com ([62.4.15.54]:48107 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727234AbfAROv6 (ORCPT ); Fri, 18 Jan 2019 09:51:58 -0500 Received: by mail.bootlin.com (Postfix, from userid 110) id 20A24224C7; Fri, 18 Jan 2019 15:51:56 +0100 (CET) Received: from localhost.localdomain (aaubervilliers-681-1-37-87.w90-88.abo.wanadoo.fr [90.88.156.87]) by mail.bootlin.com (Postfix) with ESMTPSA id 7EA0C207A3; Fri, 18 Jan 2019 15:51:44 +0100 (CET) From: Paul Kocialkowski To: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com Cc: Maxime Ripard , David Airlie , Daniel Vetter , Chen-Yu Tsai , Maarten Lankhorst , Sean Paul , Thomas Petazzoni , Paul Kocialkowski Subject: [PATCH RESEND v5 14/23] drm/sun4i: frontend: Add and use helper for checking tiling support Date: Fri, 18 Jan 2019 15:51:24 +0100 Message-Id: <20190118145133.21281-15-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190118145133.21281-1-paul.kocialkowski@bootlin.com> References: <20190118145133.21281-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This introduces a helper to check whether a frontend input format supports tiling mode. This helper is used when tiling is requested in the frontend format support helper. Only semiplanar and planar YUV formats are supported by the hardware. Signed-off-by: Paul Kocialkowski Acked-by: Maxime Ripard --- drivers/gpu/drm/sun4i/sun4i_frontend.c | 24 +++++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/sun4i/sun4i_frontend.c b/drivers/gpu/drm/sun4i/sun4i_frontend.c index 6ede40aab515..1153539f3aef 100644 --- a/drivers/gpu/drm/sun4i/sun4i_frontend.c +++ b/drivers/gpu/drm/sun4i/sun4i_frontend.c @@ -121,6 +121,26 @@ static bool sun4i_frontend_format_chroma_requires_swap(uint32_t fmt) } } +static bool sun4i_frontend_format_supports_tiling(uint32_t fmt) +{ + switch (fmt) { + case DRM_FORMAT_NV12: + case DRM_FORMAT_NV16: + case DRM_FORMAT_NV21: + case DRM_FORMAT_NV61: + case DRM_FORMAT_YUV411: + case DRM_FORMAT_YUV420: + case DRM_FORMAT_YUV422: + case DRM_FORMAT_YVU420: + case DRM_FORMAT_YVU422: + case DRM_FORMAT_YVU411: + return true; + + default: + return false; + } +} + void sun4i_frontend_update_buffer(struct sun4i_frontend *frontend, struct drm_plane *plane) { @@ -355,7 +375,9 @@ bool sun4i_frontend_format_is_supported(uint32_t fmt, uint64_t modifier) { unsigned int i; - if (modifier != DRM_FORMAT_MOD_LINEAR) + if (modifier == DRM_FORMAT_MOD_ALLWINNER_TILED) + return sun4i_frontend_format_supports_tiling(fmt); + else if (modifier != DRM_FORMAT_MOD_LINEAR) return false; for (i = 0; i < ARRAY_SIZE(sun4i_frontend_formats); i++) -- 2.20.1