From patchwork Tue Feb 28 15:56:46 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 9596111 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 81145600CB for ; Tue, 28 Feb 2017 15:59:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 72A8E2853E for ; Tue, 28 Feb 2017 15:59:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 676D928545; Tue, 28 Feb 2017 15:59:55 +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=-7.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, 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 5CE3F2853E for ; Tue, 28 Feb 2017 15:59:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752360AbdB1P7r (ORCPT ); Tue, 28 Feb 2017 10:59:47 -0500 Received: from galahad.ideasonboard.com ([185.26.127.97]:44963 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752426AbdB1P7n (ORCPT ); Tue, 28 Feb 2017 10:59:43 -0500 Received: from avalon.bb.dnainternet.fi (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by galahad.ideasonboard.com (Postfix) with ESMTPSA id 7764A204E0; Tue, 28 Feb 2017 16:55:24 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1488297324; bh=VwdicdD8gDir4NfcZsg8vh/zlntjkymhcwRjwa0VHFA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hKyxTfMuw3q2qbe40ReZZauMq0AI56OWlwWfW55TKZ70nLzkP72WzfOqZOdDBXoeG qqwTMUKmRxZKmfOvuCqPrk4OhMzmitUfqYiV9RsVGdwLEsjKRPUa5ogWivLU0vDn/A pBljTLvFQgS/3h4y7ortFGAfDJD0KUE1NXA5QKUQ= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, =?UTF-8?q?Niklas=20S=C3=B6derlund?= Subject: [PATCH v3 6/8] v4l: vsp1: Add HGO support Date: Tue, 28 Feb 2017 17:56:46 +0200 Message-Id: <20170228155648.12051-7-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170228155648.12051-1-laurent.pinchart+renesas@ideasonboard.com> References: <20170228155648.12051-1-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 The HGO is a Histogram Generator One-Dimension. It computes per-channel histograms over a configurable region of the image with optional subsampling. Signed-off-by: Laurent Pinchart --- drivers/media/platform/vsp1/Makefile | 2 +- drivers/media/platform/vsp1/vsp1.h | 3 + drivers/media/platform/vsp1/vsp1_drv.c | 42 ++++-- drivers/media/platform/vsp1/vsp1_entity.c | 16 +++ drivers/media/platform/vsp1/vsp1_hgo.c | 228 ++++++++++++++++++++++++++++++ drivers/media/platform/vsp1/vsp1_hgo.h | 45 ++++++ drivers/media/platform/vsp1/vsp1_pipe.c | 16 +++ drivers/media/platform/vsp1/vsp1_pipe.h | 2 + drivers/media/platform/vsp1/vsp1_regs.h | 20 ++- drivers/media/platform/vsp1/vsp1_video.c | 6 + 10 files changed, 367 insertions(+), 13 deletions(-) create mode 100644 drivers/media/platform/vsp1/vsp1_hgo.c create mode 100644 drivers/media/platform/vsp1/vsp1_hgo.h diff --git a/drivers/media/platform/vsp1/Makefile b/drivers/media/platform/vsp1/Makefile index c559536f7867..8ab6a063569e 100644 --- a/drivers/media/platform/vsp1/Makefile +++ b/drivers/media/platform/vsp1/Makefile @@ -3,7 +3,7 @@ vsp1-y += vsp1_dl.o vsp1_drm.o vsp1_video.o vsp1-y += vsp1_rpf.o vsp1_rwpf.o vsp1_wpf.o vsp1-y += vsp1_clu.o vsp1_hsit.o vsp1_lut.o vsp1-y += vsp1_bru.o vsp1_sru.o vsp1_uds.o -vsp1-y += vsp1_histo.o +vsp1-y += vsp1_hgo.o vsp1_histo.o vsp1-y += vsp1_lif.o obj-$(CONFIG_VIDEO_RENESAS_VSP1) += vsp1.o diff --git a/drivers/media/platform/vsp1/vsp1.h b/drivers/media/platform/vsp1/vsp1.h index b23fa879a9aa..0ba7521c01b4 100644 --- a/drivers/media/platform/vsp1/vsp1.h +++ b/drivers/media/platform/vsp1/vsp1.h @@ -32,6 +32,7 @@ struct vsp1_entity; struct vsp1_platform_data; struct vsp1_bru; struct vsp1_clu; +struct vsp1_hgo; struct vsp1_hsit; struct vsp1_lif; struct vsp1_lut; @@ -50,6 +51,7 @@ struct vsp1_uds; #define VSP1_HAS_CLU (1 << 4) #define VSP1_HAS_WPF_VFLIP (1 << 5) #define VSP1_HAS_WPF_HFLIP (1 << 6) +#define VSP1_HAS_HGO (1 << 7) struct vsp1_device_info { u32 version; @@ -73,6 +75,7 @@ struct vsp1_device { struct vsp1_bru *bru; struct vsp1_clu *clu; + struct vsp1_hgo *hgo; struct vsp1_hsit *hsi; struct vsp1_hsit *hst; struct vsp1_lif *lif; diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c index 83a6669a6328..0acc8ed6ac59 100644 --- a/drivers/media/platform/vsp1/vsp1_drv.c +++ b/drivers/media/platform/vsp1/vsp1_drv.c @@ -30,6 +30,7 @@ #include "vsp1_clu.h" #include "vsp1_dl.h" #include "vsp1_drm.h" +#include "vsp1_hgo.h" #include "vsp1_hsit.h" #include "vsp1_lif.h" #include "vsp1_lut.h" @@ -150,6 +151,16 @@ static int vsp1_uapi_create_links(struct vsp1_device *vsp1) return ret; } + if (vsp1->hgo) { + ret = media_create_pad_link(&vsp1->hgo->histo.entity.subdev.entity, + HISTO_PAD_SOURCE, + &vsp1->hgo->histo.video.entity, 0, + MEDIA_LNK_FL_ENABLED | + MEDIA_LNK_FL_IMMUTABLE); + if (ret < 0) + return ret; + } + if (vsp1->lif) { ret = media_create_pad_link(&vsp1->wpf[0]->entity.subdev.entity, RWPF_PAD_SOURCE, @@ -283,6 +294,17 @@ static int vsp1_create_entities(struct vsp1_device *vsp1) list_add_tail(&vsp1->hst->entity.list_dev, &vsp1->entities); + if (vsp1->info->features & VSP1_HAS_HGO && vsp1->info->uapi) { + vsp1->hgo = vsp1_hgo_create(vsp1); + if (IS_ERR(vsp1->hgo)) { + ret = PTR_ERR(vsp1->hgo); + goto done; + } + + list_add_tail(&vsp1->hgo->histo.entity.list_dev, + &vsp1->entities); + } + /* * The LIF is only supported when used in conjunction with the DU, in * which case the userspace API is disabled. If the userspace API is @@ -568,8 +590,8 @@ static const struct vsp1_device_info vsp1_device_infos[] = { .version = VI6_IP_VERSION_MODEL_VSPS_H2, .model = "VSP1-S", .gen = 2, - .features = VSP1_HAS_BRU | VSP1_HAS_CLU | VSP1_HAS_LUT - | VSP1_HAS_SRU | VSP1_HAS_WPF_VFLIP, + .features = VSP1_HAS_BRU | VSP1_HAS_CLU | VSP1_HAS_HGO + | VSP1_HAS_LUT | VSP1_HAS_SRU | VSP1_HAS_WPF_VFLIP, .rpf_count = 5, .uds_count = 3, .wpf_count = 4, @@ -589,7 +611,8 @@ static const struct vsp1_device_info vsp1_device_infos[] = { .version = VI6_IP_VERSION_MODEL_VSPD_GEN2, .model = "VSP1-D", .gen = 2, - .features = VSP1_HAS_BRU | VSP1_HAS_LIF | VSP1_HAS_LUT, + .features = VSP1_HAS_BRU | VSP1_HAS_HGO | VSP1_HAS_LIF + | VSP1_HAS_LUT, .rpf_count = 4, .uds_count = 1, .wpf_count = 1, @@ -599,8 +622,8 @@ static const struct vsp1_device_info vsp1_device_infos[] = { .version = VI6_IP_VERSION_MODEL_VSPS_M2, .model = "VSP1-S", .gen = 2, - .features = VSP1_HAS_BRU | VSP1_HAS_CLU | VSP1_HAS_LUT - | VSP1_HAS_SRU | VSP1_HAS_WPF_VFLIP, + .features = VSP1_HAS_BRU | VSP1_HAS_CLU | VSP1_HAS_HGO + | VSP1_HAS_LUT | VSP1_HAS_SRU | VSP1_HAS_WPF_VFLIP, .rpf_count = 5, .uds_count = 1, .wpf_count = 4, @@ -632,8 +655,9 @@ static const struct vsp1_device_info vsp1_device_infos[] = { .version = VI6_IP_VERSION_MODEL_VSPI_GEN3, .model = "VSP2-I", .gen = 3, - .features = VSP1_HAS_CLU | VSP1_HAS_LUT | VSP1_HAS_SRU - | VSP1_HAS_WPF_HFLIP | VSP1_HAS_WPF_VFLIP, + .features = VSP1_HAS_CLU | VSP1_HAS_HGO | VSP1_HAS_LUT + | VSP1_HAS_SRU | VSP1_HAS_WPF_HFLIP + | VSP1_HAS_WPF_VFLIP, .rpf_count = 1, .uds_count = 1, .wpf_count = 1, @@ -651,8 +675,8 @@ static const struct vsp1_device_info vsp1_device_infos[] = { .version = VI6_IP_VERSION_MODEL_VSPBC_GEN3, .model = "VSP2-BC", .gen = 3, - .features = VSP1_HAS_BRU | VSP1_HAS_CLU | VSP1_HAS_LUT - | VSP1_HAS_WPF_VFLIP, + .features = VSP1_HAS_BRU | VSP1_HAS_CLU | VSP1_HAS_HGO + | VSP1_HAS_LUT | VSP1_HAS_WPF_VFLIP, .rpf_count = 5, .wpf_count = 1, .num_bru_inputs = 5, diff --git a/drivers/media/platform/vsp1/vsp1_entity.c b/drivers/media/platform/vsp1/vsp1_entity.c index 88a2aae182ba..c1587e3f01cb 100644 --- a/drivers/media/platform/vsp1/vsp1_entity.c +++ b/drivers/media/platform/vsp1/vsp1_entity.c @@ -37,6 +37,21 @@ void vsp1_entity_route_setup(struct vsp1_entity *entity, struct vsp1_entity *source; struct vsp1_entity *sink; + if (entity->type == VSP1_ENTITY_HGO) { + u32 smppt; + + /* + * The HGO is a special case, its routing is configured on the + * sink pad. + */ + source = media_entity_to_vsp1_entity(entity->sources[0]); + smppt = (pipe->output->entity.index << VI6_DPR_SMPPT_TGW_SHIFT) + | (source->route->output << VI6_DPR_SMPPT_PT_SHIFT); + + vsp1_dl_list_write(dl, VI6_DPR_HGO_SMPPT, smppt); + return; + } + source = entity; if (source->route->reg == 0) return; @@ -427,6 +442,7 @@ static const struct vsp1_route vsp1_routes[] = { VI6_DPR_NODE_BRU_IN(2), VI6_DPR_NODE_BRU_IN(3), VI6_DPR_NODE_BRU_IN(4) }, VI6_DPR_NODE_BRU_OUT }, VSP1_ENTITY_ROUTE(CLU), + { VSP1_ENTITY_HGO, 0, 0, { 0, }, 0 }, VSP1_ENTITY_ROUTE(HSI), VSP1_ENTITY_ROUTE(HST), { VSP1_ENTITY_LIF, 0, 0, { VI6_DPR_NODE_LIF, }, VI6_DPR_NODE_LIF }, diff --git a/drivers/media/platform/vsp1/vsp1_hgo.c b/drivers/media/platform/vsp1/vsp1_hgo.c new file mode 100644 index 000000000000..a138c6b7fb05 --- /dev/null +++ b/drivers/media/platform/vsp1/vsp1_hgo.c @@ -0,0 +1,228 @@ +/* + * vsp1_hgo.c -- R-Car VSP1 Histogram Generator 1D + * + * Copyright (C) 2016 Renesas Electronics Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include +#include + +#include +#include + +#include "vsp1.h" +#include "vsp1_dl.h" +#include "vsp1_hgo.h" + +#define HGO_DATA_SIZE ((2 + 256) * 4) + +/* ----------------------------------------------------------------------------- + * Device Access + */ + +static inline u32 vsp1_hgo_read(struct vsp1_hgo *hgo, u32 reg) +{ + return vsp1_read(hgo->histo.entity.vsp1, reg); +} + +static inline void vsp1_hgo_write(struct vsp1_hgo *hgo, struct vsp1_dl_list *dl, + u32 reg, u32 data) +{ + vsp1_dl_list_write(dl, reg, data); +} + +/* ----------------------------------------------------------------------------- + * Frame End Handler + */ + +void vsp1_hgo_frame_end(struct vsp1_entity *entity) +{ + struct vsp1_hgo *hgo = to_hgo(&entity->subdev); + struct vsp1_histogram_buffer *buf; + unsigned int i; + size_t size; + u32 *data; + + buf = vsp1_histogram_buffer_get(&hgo->histo); + if (!buf) + return; + + data = buf->addr; + + if (hgo->num_bins == 256) { + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_MAXMIN); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_SUM); + + for (i = 0; i < 256; ++i) { + vsp1_write(hgo->histo.entity.vsp1, + VI6_HGO_EXT_HIST_ADDR, i); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_EXT_HIST_DATA); + } + + size = (2 + 256) * sizeof(u32); + } else if (hgo->max_rgb) { + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_MAXMIN); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_SUM); + + for (i = 0; i < 64; ++i) + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_HISTO(i)); + + size = (2 + 64) * sizeof(u32); + } else { + *data++ = vsp1_hgo_read(hgo, VI6_HGO_R_MAXMIN); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_MAXMIN); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_B_MAXMIN); + + *data++ = vsp1_hgo_read(hgo, VI6_HGO_R_SUM); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_G_SUM); + *data++ = vsp1_hgo_read(hgo, VI6_HGO_B_SUM); + + for (i = 0; i < 64; ++i) { + data[i] = vsp1_hgo_read(hgo, VI6_HGO_R_HISTO(i)); + data[i+64] = vsp1_hgo_read(hgo, VI6_HGO_G_HISTO(i)); + data[i+128] = vsp1_hgo_read(hgo, VI6_HGO_B_HISTO(i)); + } + + size = (6 + 64 * 3) * sizeof(u32); + } + + vsp1_histogram_buffer_complete(&hgo->histo, buf, size); +} + +/* ----------------------------------------------------------------------------- + * Controls + */ + +#define V4L2_CID_VSP1_HGO_MAX_RGB (V4L2_CID_USER_BASE | 0x1001) +#define V4L2_CID_VSP1_HGO_NUM_BINS (V4L2_CID_USER_BASE | 0x1002) + +static const struct v4l2_ctrl_config hgo_max_rgb_control = { + .id = V4L2_CID_VSP1_HGO_MAX_RGB, + .name = "Maximum RGB Mode", + .type = V4L2_CTRL_TYPE_BOOLEAN, + .min = 0, + .max = 1, + .def = 0, + .step = 1, +}; + +static const s64 hgo_num_bins[] = { + 64, 256, +}; + +static const struct v4l2_ctrl_config hgo_num_bins_control = { + .id = V4L2_CID_VSP1_HGO_NUM_BINS, + .name = "Number of Bins", + .type = V4L2_CTRL_TYPE_INTEGER_MENU, + .min = 0, + .max = 1, + .def = 0, + .qmenu_int = hgo_num_bins, +}; + +/* ----------------------------------------------------------------------------- + * VSP1 Entity Operations + */ + +static void hgo_configure(struct vsp1_entity *entity, + struct vsp1_pipeline *pipe, + struct vsp1_dl_list *dl, + enum vsp1_entity_params params) +{ + struct vsp1_hgo *hgo = to_hgo(&entity->subdev); + struct v4l2_rect *compose; + struct v4l2_rect *crop; + unsigned int hratio; + unsigned int vratio; + + if (params != VSP1_ENTITY_PARAMS_INIT) + return; + + crop = vsp1_entity_get_pad_selection(entity, entity->config, + HISTO_PAD_SINK, V4L2_SEL_TGT_CROP); + compose = vsp1_entity_get_pad_selection(entity, entity->config, + HISTO_PAD_SINK, + V4L2_SEL_TGT_COMPOSE); + + vsp1_hgo_write(hgo, dl, VI6_HGO_REGRST, VI6_HGO_REGRST_RCLEA); + + vsp1_hgo_write(hgo, dl, VI6_HGO_OFFSET, + (crop->left << VI6_HGO_OFFSET_HOFFSET_SHIFT) | + (crop->top << VI6_HGO_OFFSET_VOFFSET_SHIFT)); + vsp1_hgo_write(hgo, dl, VI6_HGO_SIZE, + (crop->width << VI6_HGO_SIZE_HSIZE_SHIFT) | + (crop->height << VI6_HGO_SIZE_VSIZE_SHIFT)); + + mutex_lock(hgo->ctrls.handler.lock); + hgo->max_rgb = hgo->ctrls.max_rgb->cur.val; + if (hgo->ctrls.num_bins) + hgo->num_bins = hgo_num_bins[hgo->ctrls.num_bins->cur.val]; + mutex_unlock(hgo->ctrls.handler.lock); + + hratio = crop->width * 2 / compose->width / 3; + vratio = crop->height * 2 / compose->height / 3; + vsp1_hgo_write(hgo, dl, VI6_HGO_MODE, + (hgo->num_bins == 256 ? VI6_HGO_MODE_STEP : 0) | + (hgo->max_rgb ? VI6_HGO_MODE_MAXRGB : 0) | + (hratio << VI6_HGO_MODE_HRATIO_SHIFT) | + (vratio << VI6_HGO_MODE_VRATIO_SHIFT)); +} + +static const struct vsp1_entity_operations hgo_entity_ops = { + .configure = hgo_configure, + .destroy = vsp1_histogram_destroy, +}; + +/* ----------------------------------------------------------------------------- + * Initialization and Cleanup + */ + +static const unsigned int hgo_mbus_formats[] = { + MEDIA_BUS_FMT_AYUV8_1X32, + MEDIA_BUS_FMT_ARGB8888_1X32, + MEDIA_BUS_FMT_AHSV8888_1X32, +}; + +struct vsp1_hgo *vsp1_hgo_create(struct vsp1_device *vsp1) +{ + struct vsp1_hgo *hgo; + int ret; + + hgo = devm_kzalloc(vsp1->dev, sizeof(*hgo), GFP_KERNEL); + if (hgo == NULL) + return ERR_PTR(-ENOMEM); + + /* Initialize the control handler. */ + v4l2_ctrl_handler_init(&hgo->ctrls.handler, + vsp1->info->gen == 3 ? 2 : 1); + hgo->ctrls.max_rgb = v4l2_ctrl_new_custom(&hgo->ctrls.handler, + &hgo_max_rgb_control, NULL); + if (vsp1->info->gen == 3) + hgo->ctrls.num_bins = + v4l2_ctrl_new_custom(&hgo->ctrls.handler, + &hgo_num_bins_control, NULL); + + hgo->max_rgb = false; + hgo->num_bins = 64; + + hgo->histo.entity.subdev.ctrl_handler = &hgo->ctrls.handler; + + /* Initialize the video device and queue for statistics data. */ + ret = vsp1_histogram_init(vsp1, &hgo->histo, VSP1_ENTITY_HGO, "hgo", + &hgo_entity_ops, hgo_mbus_formats, + ARRAY_SIZE(hgo_mbus_formats), + HGO_DATA_SIZE, V4L2_META_FMT_VSP1_HGO); + if (ret < 0) { + vsp1_entity_destroy(&hgo->histo.entity); + return ERR_PTR(ret); + } + + return hgo; +} diff --git a/drivers/media/platform/vsp1/vsp1_hgo.h b/drivers/media/platform/vsp1/vsp1_hgo.h new file mode 100644 index 000000000000..c6c0b7a80e0c --- /dev/null +++ b/drivers/media/platform/vsp1/vsp1_hgo.h @@ -0,0 +1,45 @@ +/* + * vsp1_hgo.h -- R-Car VSP1 Histogram Generator 1D + * + * Copyright (C) 2016 Renesas Electronics Corporation + * + * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ +#ifndef __VSP1_HGO_H__ +#define __VSP1_HGO_H__ + +#include +#include +#include + +#include "vsp1_histo.h" + +struct vsp1_device; + +struct vsp1_hgo { + struct vsp1_histogram histo; + + struct { + struct v4l2_ctrl_handler handler; + struct v4l2_ctrl *max_rgb; + struct v4l2_ctrl *num_bins; + } ctrls; + + bool max_rgb; + unsigned int num_bins; +}; + +static inline struct vsp1_hgo *to_hgo(struct v4l2_subdev *subdev) +{ + return container_of(subdev, struct vsp1_hgo, histo.entity.subdev); +} + +struct vsp1_hgo *vsp1_hgo_create(struct vsp1_device *vsp1); +void vsp1_hgo_frame_end(struct vsp1_entity *hgo); + +#endif /* __VSP1_HGO_H__ */ diff --git a/drivers/media/platform/vsp1/vsp1_pipe.c b/drivers/media/platform/vsp1/vsp1_pipe.c index 1c74f86d1d43..e8615868ab43 100644 --- a/drivers/media/platform/vsp1/vsp1_pipe.c +++ b/drivers/media/platform/vsp1/vsp1_pipe.c @@ -23,6 +23,7 @@ #include "vsp1_bru.h" #include "vsp1_dl.h" #include "vsp1_entity.h" +#include "vsp1_hgo.h" #include "vsp1_pipe.h" #include "vsp1_rwpf.h" #include "vsp1_uds.h" @@ -198,11 +199,18 @@ void vsp1_pipeline_reset(struct vsp1_pipeline *pipe) pipe->output = NULL; } + if (pipe->hgo) { + struct vsp1_hgo *hgo = to_hgo(&pipe->hgo->subdev); + + hgo->histo.pipe = NULL; + } + INIT_LIST_HEAD(&pipe->entities); pipe->state = VSP1_PIPELINE_STOPPED; pipe->buffers_ready = 0; pipe->num_inputs = 0; pipe->bru = NULL; + pipe->hgo = NULL; pipe->lif = NULL; pipe->uds = NULL; } @@ -280,6 +288,11 @@ int vsp1_pipeline_stop(struct vsp1_pipeline *pipe) VI6_DPR_NODE_UNUSED); } + if (pipe->hgo) + vsp1_write(vsp1, VI6_DPR_HGO_SMPPT, + (7 << VI6_DPR_SMPPT_TGW_SHIFT) | + (VI6_DPR_NODE_UNUSED << VI6_DPR_SMPPT_PT_SHIFT)); + v4l2_subdev_call(&pipe->output->entity.subdev, video, s_stream, 0); return ret; @@ -303,6 +316,9 @@ void vsp1_pipeline_frame_end(struct vsp1_pipeline *pipe) vsp1_dlm_irq_frame_end(pipe->output->dlm); + if (pipe->hgo) + vsp1_hgo_frame_end(pipe->hgo); + if (pipe->frame_end) pipe->frame_end(pipe); diff --git a/drivers/media/platform/vsp1/vsp1_pipe.h b/drivers/media/platform/vsp1/vsp1_pipe.h index 1144bf1e671a..4d91088c386b 100644 --- a/drivers/media/platform/vsp1/vsp1_pipe.h +++ b/drivers/media/platform/vsp1/vsp1_pipe.h @@ -73,6 +73,7 @@ enum vsp1_pipeline_state { * @inputs: array of RPFs in the pipeline (indexed by RPF index) * @output: WPF at the output of the pipeline * @bru: BRU entity, if present + * @hgo: HGO entity, if present * @lif: LIF entity, if present * @uds: UDS entity, if present * @uds_input: entity at the input of the UDS, if the UDS is present @@ -101,6 +102,7 @@ struct vsp1_pipeline { struct vsp1_rwpf *inputs[VSP1_MAX_RPF]; struct vsp1_rwpf *output; struct vsp1_entity *bru; + struct vsp1_entity *hgo; struct vsp1_entity *lif; struct vsp1_entity *uds; struct vsp1_entity *uds_input; diff --git a/drivers/media/platform/vsp1/vsp1_regs.h b/drivers/media/platform/vsp1/vsp1_regs.h index 61369e267667..5414e519f7d8 100644 --- a/drivers/media/platform/vsp1/vsp1_regs.h +++ b/drivers/media/platform/vsp1/vsp1_regs.h @@ -590,24 +590,38 @@ */ #define VI6_HGO_OFFSET 0x3000 +#define VI6_HGO_OFFSET_HOFFSET_SHIFT 16 +#define VI6_HGO_OFFSET_VOFFSET_SHIFT 0 #define VI6_HGO_SIZE 0x3004 +#define VI6_HGO_SIZE_HSIZE_SHIFT 16 +#define VI6_HGO_SIZE_VSIZE_SHIFT 0 #define VI6_HGO_MODE 0x3008 +#define VI6_HGO_MODE_STEP (1 << 10) +#define VI6_HGO_MODE_MAXRGB (1 << 7) +#define VI6_HGO_MODE_OFSB_R (1 << 6) +#define VI6_HGO_MODE_OFSB_G (1 << 5) +#define VI6_HGO_MODE_OFSB_B (1 << 4) +#define VI6_HGO_MODE_HRATIO_SHIFT 2 +#define VI6_HGO_MODE_VRATIO_SHIFT 0 #define VI6_HGO_LB_TH 0x300c #define VI6_HGO_LBn_H(n) (0x3010 + (n) * 8) #define VI6_HGO_LBn_V(n) (0x3014 + (n) * 8) -#define VI6_HGO_R_HISTO 0x3030 +#define VI6_HGO_R_HISTO(n) (0x3030 + (n) * 4) #define VI6_HGO_R_MAXMIN 0x3130 #define VI6_HGO_R_SUM 0x3134 #define VI6_HGO_R_LB_DET 0x3138 -#define VI6_HGO_G_HISTO 0x3140 +#define VI6_HGO_G_HISTO(n) (0x3140 + (n) * 4) #define VI6_HGO_G_MAXMIN 0x3240 #define VI6_HGO_G_SUM 0x3244 #define VI6_HGO_G_LB_DET 0x3248 -#define VI6_HGO_B_HISTO 0x3250 +#define VI6_HGO_B_HISTO(n) (0x3250 + (n) * 4) #define VI6_HGO_B_MAXMIN 0x3350 #define VI6_HGO_B_SUM 0x3354 #define VI6_HGO_B_LB_DET 0x3358 +#define VI6_HGO_EXT_HIST_ADDR 0x335c +#define VI6_HGO_EXT_HIST_DATA 0x3360 #define VI6_HGO_REGRST 0x33fc +#define VI6_HGO_REGRST_RCLEA (1 << 0) /* ----------------------------------------------------------------------------- * HGT Control Registers diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c index 86c33994468b..7bc07d438367 100644 --- a/drivers/media/platform/vsp1/vsp1_video.c +++ b/drivers/media/platform/vsp1/vsp1_video.c @@ -31,6 +31,7 @@ #include "vsp1_bru.h" #include "vsp1_dl.h" #include "vsp1_entity.h" +#include "vsp1_hgo.h" #include "vsp1_pipe.h" #include "vsp1_rwpf.h" #include "vsp1_uds.h" @@ -601,6 +602,11 @@ static int vsp1_video_pipeline_build(struct vsp1_pipeline *pipe, pipe->lif = e; } else if (e->type == VSP1_ENTITY_BRU) { pipe->bru = e; + } else if (e->type == VSP1_ENTITY_HGO) { + struct vsp1_hgo *hgo = to_hgo(subdev); + + pipe->hgo = e; + hgo->histo.pipe = pipe; } }