From patchwork Sun Apr 22 22:34:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 10355887 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 983E16023A for ; Sun, 22 Apr 2018 22:34:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 813C82894F for ; Sun, 22 Apr 2018 22:34:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 75F972897D; Sun, 22 Apr 2018 22:34:40 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 10E5E2894F for ; Sun, 22 Apr 2018 22:34:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753848AbeDVWee (ORCPT ); Sun, 22 Apr 2018 18:34:34 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:46482 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753816AbeDVWe2 (ORCPT ); Sun, 22 Apr 2018 18:34:28 -0400 Received: from avalon.bb.dnainternet.fi (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 3EDD660CC; Mon, 23 Apr 2018 00:34:25 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1524436465; bh=8YfWz8Xx4T1qAU4xnloFddXJ2gIWsTTw+5uN6ienUNY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q6qhhRa/iy6ThXG1gRknWaZb92dzw9UPbpIDXsrUaZOM+NcXESViYOOMCGgoUiazD kvI8lrdQpLIkHTsCbKaSBDvzAN4vTEkRD/gzHpi16h1+uD45H6Xc5iCDe20/SQyBwF YG49Ha36YLg4em/pVjjAnZTIr5OPBglHN8HfTLAQ= From: Laurent Pinchart To: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: linux-renesas-soc@vger.kernel.org, Kieran Bingham Subject: [PATCH v2 5/8] v4l: vsp1: Extend the DU API to support CRC computation Date: Mon, 23 Apr 2018 01:34:27 +0300 Message-Id: <20180422223430.16407-6-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180422223430.16407-1-laurent.pinchart+renesas@ideasonboard.com> References: <20180422223430.16407-1-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add a parameter (in the form of a structure to ease future API extensions) to the VSP atomic flush handler to pass CRC source configuration, and pass the CRC value to the completion callback. Signed-off-by: Laurent Pinchart Reviewed-by: Kieran Bingham --- drivers/gpu/drm/rcar-du/rcar_du_vsp.c | 6 ++++-- drivers/media/platform/vsp1/vsp1_drm.c | 6 ++++-- drivers/media/platform/vsp1/vsp1_drm.h | 2 +- include/media/vsp1.h | 29 +++++++++++++++++++++++++++-- 4 files changed, 36 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c index 2c260c33840b..bdcec201591f 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c @@ -31,7 +31,7 @@ #include "rcar_du_kms.h" #include "rcar_du_vsp.h" -static void rcar_du_vsp_complete(void *private, bool completed) +static void rcar_du_vsp_complete(void *private, bool completed, u32 crc) { struct rcar_du_crtc *crtc = private; @@ -102,7 +102,9 @@ void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc) void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc) { - vsp1_du_atomic_flush(crtc->vsp->vsp, crtc->vsp_pipe); + struct vsp1_du_atomic_pipe_config cfg = { { 0, } }; + + vsp1_du_atomic_flush(crtc->vsp->vsp, crtc->vsp_pipe, &cfg); } /* Keep the two tables in sync. */ diff --git a/drivers/media/platform/vsp1/vsp1_drm.c b/drivers/media/platform/vsp1/vsp1_drm.c index 2b29a83dceb9..5fc31578f9b0 100644 --- a/drivers/media/platform/vsp1/vsp1_drm.c +++ b/drivers/media/platform/vsp1/vsp1_drm.c @@ -36,7 +36,7 @@ static void vsp1_du_pipeline_frame_end(struct vsp1_pipeline *pipe, bool complete = completion == VSP1_DL_FRAME_END_COMPLETED; if (drm_pipe->du_complete) - drm_pipe->du_complete(drm_pipe->du_private, complete); + drm_pipe->du_complete(drm_pipe->du_private, complete, 0); if (completion & VSP1_DL_FRAME_END_INTERNAL) { drm_pipe->force_brx_release = false; @@ -739,8 +739,10 @@ EXPORT_SYMBOL_GPL(vsp1_du_atomic_update); * vsp1_du_atomic_flush - Commit an atomic update * @dev: the VSP device * @pipe_index: the DRM pipeline index + * @cfg: atomic pipe configuration */ -void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index) +void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index, + const struct vsp1_du_atomic_pipe_config *cfg) { struct vsp1_device *vsp1 = dev_get_drvdata(dev); struct vsp1_drm_pipeline *drm_pipe = &vsp1->drm->pipe[pipe_index]; diff --git a/drivers/media/platform/vsp1/vsp1_drm.h b/drivers/media/platform/vsp1/vsp1_drm.h index f4af1b2b12d6..e5b88b28806c 100644 --- a/drivers/media/platform/vsp1/vsp1_drm.h +++ b/drivers/media/platform/vsp1/vsp1_drm.h @@ -35,7 +35,7 @@ struct vsp1_drm_pipeline { wait_queue_head_t wait_queue; /* Frame synchronisation */ - void (*du_complete)(void *, bool); + void (*du_complete)(void *data, bool completed, u32 crc); void *du_private; }; diff --git a/include/media/vsp1.h b/include/media/vsp1.h index ff7ef894465d..ac63a9928a79 100644 --- a/include/media/vsp1.h +++ b/include/media/vsp1.h @@ -34,7 +34,7 @@ struct vsp1_du_lif_config { unsigned int width; unsigned int height; - void (*callback)(void *, bool); + void (*callback)(void *data, bool completed, u32 crc); void *callback_data; }; @@ -61,11 +61,36 @@ struct vsp1_du_atomic_config { unsigned int zpos; }; +/** + * enum vsp1_du_crc_source - Source used for CRC calculation + * @VSP1_DU_CRC_NONE: CRC calculation disabled + * @VSP_DU_CRC_PLANE: Perform CRC calculation on an input plane + * @VSP_DU_CRC_OUTPUT: Perform CRC calculation on the composed output + */ +enum vsp1_du_crc_source { + VSP1_DU_CRC_NONE, + VSP1_DU_CRC_PLANE, + VSP1_DU_CRC_OUTPUT, +}; + +/** + * struct vsp1_du_atomic_pipe_config - VSP atomic pipe configuration parameters + * @crc.source: source for CRC calculation + * @crc.index: index of the CRC source plane (when crc.source is set to plane) + */ +struct vsp1_du_atomic_pipe_config { + struct { + enum vsp1_du_crc_source source; + unsigned int index; + } crc; +}; + void vsp1_du_atomic_begin(struct device *dev, unsigned int pipe_index); int vsp1_du_atomic_update(struct device *dev, unsigned int pipe_index, unsigned int rpf, const struct vsp1_du_atomic_config *cfg); -void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index); +void vsp1_du_atomic_flush(struct device *dev, unsigned int pipe_index, + const struct vsp1_du_atomic_pipe_config *cfg); int vsp1_du_map_sg(struct device *dev, struct sg_table *sgt); void vsp1_du_unmap_sg(struct device *dev, struct sg_table *sgt);