From patchwork Sun Nov 22 18:48:38 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tobias Jakobi X-Patchwork-Id: 7676991 Return-Path: X-Original-To: patchwork-linux-samsung-soc@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 A6E9F9F1C2 for ; Sun, 22 Nov 2015 18:53:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CA12E20706 for ; Sun, 22 Nov 2015 18:53:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D035520703 for ; Sun, 22 Nov 2015 18:53:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752012AbbKVSx1 (ORCPT ); Sun, 22 Nov 2015 13:53:27 -0500 Received: from smtp.math.uni-bielefeld.de ([129.70.45.10]:45803 "EHLO smtp.math.uni-bielefeld.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751886AbbKVSx1 (ORCPT ); Sun, 22 Nov 2015 13:53:27 -0500 Received: from chidori.local (dslb-092-077-040-173.092.077.pools.vodafone-ip.de [92.77.40.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (Client did not present a certificate) by smtp.math.uni-bielefeld.de (Postfix) with ESMTPSA id 5752C608FB; Sun, 22 Nov 2015 19:53:25 +0100 (CET) From: Tobias Jakobi To: linux-samsung-soc@vger.kernel.org Cc: dri-devel@lists.freedesktop.org, emil.l.velikov@gmail.com, jy0922.shim@samsung.com, inki.dae@samsung.com, human.hwang@samsung.com, Tobias Jakobi Subject: [PATCH v2 08/13] exynos: fimg2d: add g2d_set_direction Date: Sun, 22 Nov 2015 19:48:38 +0100 Message-Id: <1448218123-21292-9-git-send-email-tjakobi@math.uni-bielefeld.de> X-Mailer: git-send-email 2.4.9 In-Reply-To: <1448218123-21292-1-git-send-email-tjakobi@math.uni-bielefeld.de> References: <1448218123-21292-1-git-send-email-tjakobi@math.uni-bielefeld.de> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, 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 This allows setting the two direction registers, which specify how the engine blits pixels. This can be used for overlapping blits, which happen e.g. when 'moving' a rectangular region inside a fixed buffer. Reviewed-by: Hyungwon Hwang Signed-off-by: Tobias Jakobi --- exynos/exynos_fimg2d.c | 13 +++++++++++++ exynos/exynos_fimg2d.h | 38 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 51 insertions(+) diff --git a/exynos/exynos_fimg2d.c b/exynos/exynos_fimg2d.c index e997d4b..4d5419c 100644 --- a/exynos/exynos_fimg2d.c +++ b/exynos/exynos_fimg2d.c @@ -242,6 +242,19 @@ static void g2d_add_base_addr(struct g2d_context *ctx, struct g2d_image *img, } /* + * g2d_set_direction - setup direction register (useful for overlapping blits). + * + * @ctx: a pointer to g2d_context structure. + * @dir: a pointer to the g2d_direction_val structure. + */ +static void g2d_set_direction(struct g2d_context *ctx, + const union g2d_direction_val *dir) +{ + g2d_add_cmd(ctx, SRC_MASK_DIRECT_REG, dir->val[0]); + g2d_add_cmd(ctx, DST_PAT_DIRECT_REG, dir->val[1]); +} + +/* * g2d_reset - reset fimg2d hardware. * * @ctx: a pointer to g2d_context structure. diff --git a/exynos/exynos_fimg2d.h b/exynos/exynos_fimg2d.h index c6b58ac..9eee7c0 100644 --- a/exynos/exynos_fimg2d.h +++ b/exynos/exynos_fimg2d.h @@ -189,6 +189,11 @@ enum e_g2d_exec_flag { G2D_EXEC_FLAG_ASYNC = (1 << 0) }; +enum e_g2d_dir_mode { + G2D_DIR_MODE_POSITIVE = 0, + G2D_DIR_MODE_NEGATIVE = 1 +}; + union g2d_point_val { unsigned int val; struct { @@ -269,6 +274,39 @@ union g2d_blend_func_val { } data; }; +union g2d_direction_val { + unsigned int val[2]; + struct { + /* SRC_MSK_DIRECT_REG [0:1] (source) */ + enum e_g2d_dir_mode src_x_direction:1; + enum e_g2d_dir_mode src_y_direction:1; + + /* SRC_MSK_DIRECT_REG [2:3] */ + unsigned int reversed1:2; + + /* SRC_MSK_DIRECT_REG [4:5] (mask) */ + enum e_g2d_dir_mode mask_x_direction:1; + enum e_g2d_dir_mode mask_y_direction:1; + + /* SRC_MSK_DIRECT_REG [6:31] */ + unsigned int padding1:26; + + /* DST_PAT_DIRECT_REG [0:1] (destination) */ + enum e_g2d_dir_mode dst_x_direction:1; + enum e_g2d_dir_mode dst_y_direction:1; + + /* DST_PAT_DIRECT_REG [2:3] */ + unsigned int reversed2:2; + + /* DST_PAT_DIRECT_REG [4:5] (pattern) */ + enum e_g2d_dir_mode pat_x_direction:1; + enum e_g2d_dir_mode pat_y_direction:1; + + /* DST_PAT_DIRECT_REG [6:31] */ + unsigned int padding2:26; + } data; +}; + struct g2d_image { enum e_g2d_select_mode select_mode; enum e_g2d_color_mode color_mode;