From patchwork Sat Oct 10 09:55:23 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Zhong X-Patchwork-Id: 7365931 Return-Path: X-Original-To: patchwork-linux-rockchip@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 0696C9F32B for ; Sat, 10 Oct 2015 09:56:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 31A972078A for ; Sat, 10 Oct 2015 09:56:49 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4EC6C207BB for ; Sat, 10 Oct 2015 09:56:48 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZkqtT-0004o2-UV; Sat, 10 Oct 2015 09:56:47 +0000 Received: from mail-pa0-f41.google.com ([209.85.220.41]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZkqtK-0004be-3F for linux-rockchip@lists.infradead.org; Sat, 10 Oct 2015 09:56:39 +0000 Received: by padhy16 with SMTP id hy16so109095317pad.1 for ; Sat, 10 Oct 2015 02:56:17 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Btu89wJRG4mjGQf9Jko2SZKBK9fQT41vu0ky2bPJ42g=; b=PcJzlFgBp4SjBxECVL8mq043rPDeWmTnuxoRO6YRNkOxdwVg0DuSwyFSdioe6tUFpb jVO03RRSRuFEVgENGhSlXz0wPMJQ2gPY00TZfuXR1kzVIeeP/uI0+kR3sIYj8HhWw3l5 6NxXQfrfoAzpgEkxC09JoDx0mxHAK8WXa28tkU+aBS/NWmqqOqpfW0p8EStFLNSOFW1J P7awcepbpFB+x5lR9LYuBs94tbu3/bQrBxRukA7cbBqqmx7UcNLp0ax8wdA17yfa0cke 04wjuDriPxhW9A4cJ2xBvNteAVP93BbF7DN5PuY1nfHhE6v4hf0XnLRE4q0gtLgwJPd8 /ivA== X-Received: by 10.67.15.100 with SMTP id fn4mr21759631pad.120.1444470977440; Sat, 10 Oct 2015 02:56:17 -0700 (PDT) Received: from localhost.localdomain ([192.253.240.50]) by smtp.gmail.com with ESMTPSA id wi10sm7235351pbc.31.2015.10.10.02.56.12 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 10 Oct 2015 02:56:16 -0700 (PDT) From: Chris Zhong To: heiko@sntech.de, linux-rockchip@lists.infradead.org Subject: [PATCH 03/10] drm/dsi: Add a helper to get bits per pixel of MIPI DSI pixel format Date: Sat, 10 Oct 2015 17:55:23 +0800 Message-Id: <1444470930-17150-4-git-send-email-zyw@rock-chips.com> X-Mailer: git-send-email 2.6.1 In-Reply-To: <1444470930-17150-1-git-send-email-zyw@rock-chips.com> References: <1444470930-17150-1-git-send-email-zyw@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151010_025638_356227_52BD051E X-CRM114-Status: UNSURE ( 9.49 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.2 (--) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Chris Zhong , David Airlie , Liu Ying , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Liu Ying Signed-off-by: Liu Ying Acked-by: Thierry Reding Signed-off-by: Chris Zhong --- include/drm/drm_mipi_dsi.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index f1d8d0d..3662021 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -163,6 +163,20 @@ static inline struct mipi_dsi_device *to_mipi_dsi_device(struct device *dev) return container_of(dev, struct mipi_dsi_device, dev); } +static inline int mipi_dsi_pixel_format_to_bpp(enum mipi_dsi_pixel_format fmt) +{ + switch (fmt) { + case MIPI_DSI_FMT_RGB888: + case MIPI_DSI_FMT_RGB666: + return 24; + case MIPI_DSI_FMT_RGB666_PACKED: + return 18; + case MIPI_DSI_FMT_RGB565: + return 16; + } + return -EINVAL; +} + struct mipi_dsi_device *of_find_mipi_dsi_device_by_node(struct device_node *np); int mipi_dsi_attach(struct mipi_dsi_device *dsi); int mipi_dsi_detach(struct mipi_dsi_device *dsi);