From patchwork Sat Oct 31 12:56:00 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Zhong X-Patchwork-Id: 7531431 Return-Path: X-Original-To: patchwork-dri-devel@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 87F019F36A for ; Sat, 31 Oct 2015 17:52:15 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9A44D206E6 for ; Sat, 31 Oct 2015 17:52:14 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id C0F222063D for ; Sat, 31 Oct 2015 17:52:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2D3006E51C; Sat, 31 Oct 2015 10:52:10 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-qk0-f177.google.com (mail-qk0-f177.google.com [209.85.220.177]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7DBFB89C17 for ; Sat, 31 Oct 2015 05:57:03 -0700 (PDT) Received: by qkbl190 with SMTP id l190so41419868qkb.2 for ; Sat, 31 Oct 2015 05:57:02 -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=FzEaFngx6jv3HoGaP4ypljQe5uySGKAFyusj7xuBsKk=; b=clhyDGkr324txMBZ1M0RBPRWDIjs60+xUyo/weOxG8pnAk9KgIhNEPjTCo4bjqsSlE J36HjXr9Ogh0I+m45PYr2rkKB3GeNgLFUWdyXjy/UK0KcE1g/FxtVV9qGl0DSbT0ra6K wpgaGE9KlCz3ZtK5xNGov6Reajov2AXuQtHLzHG/SFcZ1MZSOj+sEdrZgeieH+4dQyEM 6rGBzK5AtlEqpignJ1GncfoYNXgWwNJUReu0vfYLHfFHDZ8mZD29DeL7esG+qf0hvHcS 1Pr8c+csG9uMjsTVtK402FNcXcpj9fy+Lkhdeca53dQiASBcKRxsKY90ACGPWb3yBZbh 7RkA== X-Received: by 10.55.217.20 with SMTP id u20mr16944890qki.98.1446296222672; Sat, 31 Oct 2015 05:57:02 -0700 (PDT) Received: from localhost.localdomain ([45.74.60.60]) by smtp.gmail.com with ESMTPSA id 64sm4362161qgn.12.2015.10.31.05.56.57 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 31 Oct 2015 05:57:02 -0700 (PDT) From: Chris Zhong To: heiko@sntech.de, linux-rockchip@lists.infradead.org Subject: [PATCH v2 04/13] drm/dsi: Add a helper to get bits per pixel of MIPI DSI pixel format Date: Sat, 31 Oct 2015 20:56:00 +0800 Message-Id: <1446296170-3702-5-git-send-email-zyw@rock-chips.com> X-Mailer: git-send-email 2.6.2 In-Reply-To: <1446296170-3702-1-git-send-email-zyw@rock-chips.com> References: <1446296170-3702-1-git-send-email-zyw@rock-chips.com> X-Mailman-Approved-At: Sat, 31 Oct 2015 10:51:01 -0700 Cc: Chris Zhong , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 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-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 --- Changes in v2: None 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);