From patchwork Mon Feb 24 20:19:41 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 13988882 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 870D01FF5FF; Mon, 24 Feb 2025 20:20:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740428402; cv=none; b=gOuuuthHyLScvzkd7b0nmJ+GGgWM7aDIVx1UoLUB057A3mcg4FdtdnjCSyV50UE3Ic0Qgkc3oi9C8kZmUettxS6A69ch2wC2GVs3rX3DLEQm4iJiOFElcuu96X8TbieFEFRgKzZUavZHfzAf1SWxF71muomYzhfJXMSOqtu51qE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740428402; c=relaxed/simple; bh=/RxtWwoYoXIrodnSIYgLATNnVHkI2ng+An1Ak86l110=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=RzycbfuIeqK+gVg6ftf1bRPFOgDkSKgIBxSLiCW/nkBc6XssZCqlixYuOO7aAgGfBY2QFqxUQcaR2yFK6sz4zHhkeRm/9CFks32S0GialHmgFlZ02/HR+EI5KhQA42HSLWVUUEx45l3lgr7cBlZJaz4u8lSurxNknFl/Tepjad0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=VXGaLugT; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="VXGaLugT" Received: from [192.168.1.103] (93-61-96-190.ip145.fastwebnet.it [93.61.96.190]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 40BCA55A; Mon, 24 Feb 2025 21:18:31 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1740428311; bh=/RxtWwoYoXIrodnSIYgLATNnVHkI2ng+An1Ak86l110=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=VXGaLugTDVVStZ7ZDWywpz3AuQ2d7iUBnDMlhlrT0rEw/vNDO94VT9g1bPTqy5Jfx vyQQaW+HGrqs/6QIDiIRpMx4WAPvnJ8drlV6vD8kuwIocgmLNRUEgJZkqS4SYNDatl oHs00BuZzCvlUpiKWnWO1jyzOIem0qOcsJKbtzmY= From: Jacopo Mondi Date: Mon, 24 Feb 2025 21:19:41 +0100 Subject: [PATCH v2 1/6] media: vsp1: Add support IIF ISP Interface Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250224-v4h-iif-v2-1-0305e3c1fe2d@ideasonboard.com> References: <20250224-v4h-iif-v2-0-0305e3c1fe2d@ideasonboard.com> In-Reply-To: <20250224-v4h-iif-v2-0-0305e3c1fe2d@ideasonboard.com> To: Laurent Pinchart , Kieran Bingham , =?utf-8?q?Niklas?= =?utf-8?q?_S=C3=B6derlund?= Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Jacopo Mondi X-Mailer: b4 0.15-dev-1b0d6 X-Developer-Signature: v=1; a=openpgp-sha256; l=13642; i=jacopo.mondi+renesas@ideasonboard.com; h=from:subject:message-id; bh=/RxtWwoYoXIrodnSIYgLATNnVHkI2ng+An1Ak86l110=; b=owEBbQKS/ZANAwAIAXI0Bo8WoVY8AcsmYgBnvNRr0ASOo8G++gLBQbxwuY51XTFb33kDdFaW6 P7n52Vasf+JAjMEAAEIAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCZ7zUawAKCRByNAaPFqFW PPpUD/9XpKEwSjj76EpU2lg7I3KYrg9olikJgHRRl24vzr+R23nls6elVOPMpb9mr2VxMj8G76b gmbQl0co+JLq02hzIetjOyq6E7dn1WDnqceR1AoAIuCmDOW0gZhQaym36O8VYLlXNNZw4GCk1lA C3AymOoikEHlAdzLabNlaB6rw30SmBEgOJvFLHxfw/Z7vCSiFvul4OuyyLKMrU9W5QI6nb3thxL BB5UOjDvOANpBC7bgamFSetgKThfPL9mqIKMZjlKQ7dJIuaTj+Zuf9MxYXykq1Ht7a++EaXovBp CnuLJ0EoyxiY2NKWaS2E1k3mWBoyg8uJQ8Xw26Muu2Z3apmWyohuN5ZuOD+//9TYmIa9LSD7rsz LfOdWwabjVZrisgeLL7arEyJYWb/UTt4JYlEWvwt62r0gaBbaxFvHN+mGWJkXu0VbRkJnS1GMpj kcS4B5nFpZHV6K+LB1RNyEsI8CEUm5PpIecoHyWG21CaKtGcwRAin0AMUByEaDm7MDR8NoKsnbT wjm18R6LmMKt6miTvopVMOGJYoIfL0FJ5geGpR80IFGeIbHdAkJev5kHaO9P46stTz2+Y9mkt9k XbZXzTSQaJS5wzB+e3cfssxWAj8zi/8v5L69lUltjT6qbqAu374ut8dp9r7XOVPWcx8jUyxj0Y7 fB9dWORrvFK+rOQ== X-Developer-Key: i=jacopo.mondi+renesas@ideasonboard.com; a=openpgp; fpr=72392EDC88144A65C701EA9BA5826A2587AD026B The IIF (ISP InterFace) is a VSP2 function that transfers data to the ISP by reading from external memory through two RPF instances. Add support for it in the vsp1 driver by introducing a new entity type. The sole required operation is to enable the IIF function during configure_stream(). Signed-off-by: Jacopo Mondi --- drivers/media/platform/renesas/vsp1/Makefile | 2 +- drivers/media/platform/renesas/vsp1/vsp1.h | 3 + drivers/media/platform/renesas/vsp1/vsp1_drv.c | 11 ++ drivers/media/platform/renesas/vsp1/vsp1_entity.c | 8 ++ drivers/media/platform/renesas/vsp1/vsp1_entity.h | 1 + drivers/media/platform/renesas/vsp1/vsp1_iif.c | 133 ++++++++++++++++++++++ drivers/media/platform/renesas/vsp1/vsp1_iif.h | 26 +++++ drivers/media/platform/renesas/vsp1/vsp1_pipe.c | 1 + drivers/media/platform/renesas/vsp1/vsp1_pipe.h | 1 + drivers/media/platform/renesas/vsp1/vsp1_regs.h | 8 ++ drivers/media/platform/renesas/vsp1/vsp1_rpf.c | 7 ++ 11 files changed, 200 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/renesas/vsp1/Makefile b/drivers/media/platform/renesas/vsp1/Makefile index 4bb4dcbef7b55be7a40231a04e14029911da9beb..de8c802e1d1a16aabe1326fc8c27be33ad2b2e10 100644 --- a/drivers/media/platform/renesas/vsp1/Makefile +++ b/drivers/media/platform/renesas/vsp1/Makefile @@ -5,6 +5,6 @@ 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_brx.o vsp1_sru.o vsp1_uds.o vsp1-y += vsp1_hgo.o vsp1_hgt.o vsp1_histo.o -vsp1-y += vsp1_lif.o vsp1_uif.o +vsp1-y += vsp1_iif.o vsp1_lif.o vsp1_uif.o obj-$(CONFIG_VIDEO_RENESAS_VSP1) += vsp1.o diff --git a/drivers/media/platform/renesas/vsp1/vsp1.h b/drivers/media/platform/renesas/vsp1/vsp1.h index 2f6f0c6ae55514d312e48232a5f8c8673f69ba13..263024639dd2a7564fc70ad52dbe17f9a5279f45 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1.h +++ b/drivers/media/platform/renesas/vsp1/vsp1.h @@ -32,6 +32,7 @@ struct vsp1_clu; struct vsp1_hgo; struct vsp1_hgt; struct vsp1_hsit; +struct vsp1_iif; struct vsp1_lif; struct vsp1_lut; struct vsp1_rwpf; @@ -56,6 +57,7 @@ struct vsp1_uif; #define VSP1_HAS_BRS BIT(9) #define VSP1_HAS_EXT_DL BIT(10) #define VSP1_HAS_NON_ZERO_LBA BIT(11) +#define VSP1_HAS_IIF BIT(12) struct vsp1_device_info { u32 version; @@ -91,6 +93,7 @@ struct vsp1_device { struct vsp1_hgt *hgt; struct vsp1_hsit *hsi; struct vsp1_hsit *hst; + struct vsp1_iif *iif; struct vsp1_lif *lif[VSP1_MAX_LIF]; struct vsp1_lut *lut; struct vsp1_rwpf *rpf[VSP1_MAX_RPF]; diff --git a/drivers/media/platform/renesas/vsp1/vsp1_drv.c b/drivers/media/platform/renesas/vsp1/vsp1_drv.c index 9fc6bf624a520ae38e9c5f30dfa4dfa412eec38e..d13e9b31aa7cff8610ea196ae4de88ab22e44e0f 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_drv.c +++ b/drivers/media/platform/renesas/vsp1/vsp1_drv.c @@ -29,6 +29,7 @@ #include "vsp1_hgo.h" #include "vsp1_hgt.h" #include "vsp1_hsit.h" +#include "vsp1_iif.h" #include "vsp1_lif.h" #include "vsp1_lut.h" #include "vsp1_pipe.h" @@ -340,6 +341,16 @@ static int vsp1_create_entities(struct vsp1_device *vsp1) &vsp1->entities); } + if (vsp1_feature(vsp1, VSP1_HAS_IIF)) { + vsp1->iif = vsp1_iif_create(vsp1); + if (IS_ERR(vsp1->iif)) { + ret = PTR_ERR(vsp1->iif); + goto done; + } + + list_add_tail(&vsp1->iif->entity.list_dev, &vsp1->entities); + } + /* * The LIFs are only supported when used in conjunction with the DU, in * which case the userspace API is disabled. If the userspace API is diff --git a/drivers/media/platform/renesas/vsp1/vsp1_entity.c b/drivers/media/platform/renesas/vsp1/vsp1_entity.c index 8b8945bd8f108354f1b484530bc496dbac7d3d88..2096a09a12780ce64d9e8690aa4363bdaef3521e 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_entity.c +++ b/drivers/media/platform/renesas/vsp1/vsp1_entity.c @@ -63,9 +63,14 @@ void vsp1_entity_route_setup(struct vsp1_entity *entity, /* * The ILV and BRS share the same data path route. The extra BRSSEL bit * selects between the ILV and BRS. + * + * The BRU and IIF share the same data path route. The extra IIFSEL bit + * selects between the IIF and BRU. */ if (source->type == VSP1_ENTITY_BRS) route |= VI6_DPR_ROUTE_BRSSEL; + else if (source->type == VSP1_ENTITY_IIF) + route |= VI6_DPR_ROUTE_IIFSEL; vsp1_dl_body_write(dlb, source->route->reg, route); } @@ -528,6 +533,9 @@ struct media_pad *vsp1_entity_remote_pad(struct media_pad *pad) { VI6_DPR_NODE_WPF(idx) }, VI6_DPR_NODE_WPF(idx) } static const struct vsp1_route vsp1_routes[] = { + { VSP1_ENTITY_IIF, 0, VI6_DPR_BRU_ROUTE, + { VI6_DPR_NODE_BRU_IN(0), VI6_DPR_NODE_BRU_IN(1), + VI6_DPR_NODE_BRU_IN(3) }, VI6_DPR_NODE_WPF(0) }, { VSP1_ENTITY_BRS, 0, VI6_DPR_ILV_BRS_ROUTE, { VI6_DPR_NODE_BRS_IN(0), VI6_DPR_NODE_BRS_IN(1) }, 0 }, { VSP1_ENTITY_BRU, 0, VI6_DPR_BRU_ROUTE, diff --git a/drivers/media/platform/renesas/vsp1/vsp1_entity.h b/drivers/media/platform/renesas/vsp1/vsp1_entity.h index 1bcc9e27dfdc7385e91987c84c46fc3725f3b90e..bdcb780a79dafccda3843bd65d337b64d6e12eb3 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_entity.h +++ b/drivers/media/platform/renesas/vsp1/vsp1_entity.h @@ -28,6 +28,7 @@ enum vsp1_entity_type { VSP1_ENTITY_HGT, VSP1_ENTITY_HSI, VSP1_ENTITY_HST, + VSP1_ENTITY_IIF, VSP1_ENTITY_LIF, VSP1_ENTITY_LUT, VSP1_ENTITY_RPF, diff --git a/drivers/media/platform/renesas/vsp1/vsp1_iif.c b/drivers/media/platform/renesas/vsp1/vsp1_iif.c new file mode 100644 index 0000000000000000000000000000000000000000..12889885b14f8d61ee5e416b4111d2eced7a0715 --- /dev/null +++ b/drivers/media/platform/renesas/vsp1/vsp1_iif.c @@ -0,0 +1,133 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * vsp1_iif.c -- R-Car VSP1 IIF (ISP Interface) + * + * Copyright (C) 2025 Ideas On Board Oy + * Copyright (C) 2025 Renesas Corporation + */ + +#include "vsp1.h" +#include "vsp1_dl.h" +#include "vsp1_iif.h" + +#define IIF_MIN_WIDTH 128U +#define IIF_MIN_HEIGHT 32U +#define IIF_MAX_WIDTH 5120U +#define IIF_MAX_HEIGHT 4096U + +/* ----------------------------------------------------------------------------- + * Device Access + */ + +static inline void vsp1_iif_write(struct vsp1_dl_body *dlb, u32 reg, u32 data) +{ + vsp1_dl_body_write(dlb, reg, data); +} + +/* ----------------------------------------------------------------------------- + * V4L2 Subdevice Operations + */ + +static const unsigned int iif_codes[] = { + MEDIA_BUS_FMT_SBGGR8_1X8, + MEDIA_BUS_FMT_SGBRG8_1X8, + MEDIA_BUS_FMT_SGRBG8_1X8, + MEDIA_BUS_FMT_SRGGB8_1X8, + MEDIA_BUS_FMT_SBGGR10_1X10, + MEDIA_BUS_FMT_SGBRG10_1X10, + MEDIA_BUS_FMT_SGRBG10_1X10, + MEDIA_BUS_FMT_SRGGB10_1X10, + MEDIA_BUS_FMT_SBGGR12_1X12, + MEDIA_BUS_FMT_SGBRG12_1X12, + MEDIA_BUS_FMT_SGRBG12_1X12, + MEDIA_BUS_FMT_SRGGB12_1X12, + MEDIA_BUS_FMT_SBGGR16_1X16, + MEDIA_BUS_FMT_SGBRG16_1X16, + MEDIA_BUS_FMT_SGRBG16_1X16, + MEDIA_BUS_FMT_SRGGB16_1X16, + MEDIA_BUS_FMT_METADATA_FIXED +}; + +static int iif_enum_mbus_code(struct v4l2_subdev *subdev, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_mbus_code_enum *code) +{ + return vsp1_subdev_enum_mbus_code(subdev, sd_state, code, iif_codes, + ARRAY_SIZE(iif_codes)); +} + +static int iif_enum_frame_size(struct v4l2_subdev *subdev, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_frame_size_enum *fse) +{ + return vsp1_subdev_enum_frame_size(subdev, sd_state, fse, + IIF_MIN_WIDTH, IIF_MIN_HEIGHT, + IIF_MAX_WIDTH, IIF_MAX_HEIGHT); +} + +static int iif_set_format(struct v4l2_subdev *subdev, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_format *fmt) +{ + return vsp1_subdev_set_pad_format(subdev, sd_state, fmt, iif_codes, + ARRAY_SIZE(iif_codes), + IIF_MIN_WIDTH, IIF_MIN_HEIGHT, + IIF_MAX_WIDTH, IIF_MAX_HEIGHT); +} + +static const struct v4l2_subdev_pad_ops iif_pad_ops = { + .enum_mbus_code = iif_enum_mbus_code, + .enum_frame_size = iif_enum_frame_size, + .get_fmt = vsp1_subdev_get_pad_format, + .set_fmt = iif_set_format, +}; + +static const struct v4l2_subdev_ops iif_ops = { + .pad = &iif_pad_ops, +}; + +/* ----------------------------------------------------------------------------- + * VSP1 Entity Operations + */ + +static void iif_configure_stream(struct vsp1_entity *entity, + struct v4l2_subdev_state *state, + struct vsp1_pipeline *pipe, + struct vsp1_dl_list *dl, + struct vsp1_dl_body *dlb) +{ + vsp1_iif_write(dlb, VI6_IIF_CTRL, VI6_IIF_CTRL_CTRL); +} + +static const struct vsp1_entity_operations iif_entity_ops = { + .configure_stream = iif_configure_stream, +}; + +/* ----------------------------------------------------------------------------- + * Initialization and Cleanup + */ + +struct vsp1_iif *vsp1_iif_create(struct vsp1_device *vsp1) +{ + struct vsp1_iif *iif; + int ret; + + iif = devm_kzalloc(vsp1->dev, sizeof(*iif), GFP_KERNEL); + if (iif == NULL) + return ERR_PTR(-ENOMEM); + + iif->entity.ops = &iif_entity_ops; + iif->entity.type = VSP1_ENTITY_IIF; + + /* + * The IIF is never exposed to userspace, but media entity registration + * requires a function to be set. Use PROC_VIDEO_PIXEL_FORMATTER just to + * avoid triggering a WARN_ON(), the value won't be seen anywhere. + */ + ret = vsp1_entity_init(vsp1, &iif->entity, "iif", 3, &iif_ops, + MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER); + if (ret < 0) + return ERR_PTR(ret); + + return iif; +} diff --git a/drivers/media/platform/renesas/vsp1/vsp1_iif.h b/drivers/media/platform/renesas/vsp1/vsp1_iif.h new file mode 100644 index 0000000000000000000000000000000000000000..165996a822c1baab1fc40636884c9e7a67e4db07 --- /dev/null +++ b/drivers/media/platform/renesas/vsp1/vsp1_iif.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * vsp1_iif.h -- R-Car VSP1 IIF (ISP Interface) + * + * Copyright (C) 2025 Ideas On Board Oy + * Copyright (C) 2025 Renesas Corporation + */ +#ifndef __VSP1_IIF_H__ +#define __VSP1_IIF_H__ + +#include + +#include "vsp1_entity.h" + +struct vsp1_iif { + struct vsp1_entity entity; +}; + +static inline struct vsp1_iif *to_iif(struct v4l2_subdev *subdev) +{ + return container_of(subdev, struct vsp1_iif, entity.subdev); +} + +struct vsp1_iif *vsp1_iif_create(struct vsp1_device *vsp1); + +#endif /* __VSP1_IIF_H__ */ diff --git a/drivers/media/platform/renesas/vsp1/vsp1_pipe.c b/drivers/media/platform/renesas/vsp1/vsp1_pipe.c index bb0739f684f39e23326a4d8fdb9f43e020bc23c8..8e9be3ec1b4dbdad1cbe35ae3a88952f46e41343 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_pipe.c +++ b/drivers/media/platform/renesas/vsp1/vsp1_pipe.c @@ -286,6 +286,7 @@ void vsp1_pipeline_reset(struct vsp1_pipeline *pipe) pipe->brx = NULL; pipe->hgo = NULL; pipe->hgt = NULL; + pipe->iif = NULL; pipe->lif = NULL; pipe->uds = NULL; } diff --git a/drivers/media/platform/renesas/vsp1/vsp1_pipe.h b/drivers/media/platform/renesas/vsp1/vsp1_pipe.h index 1ba7bdbad5a845da0a4d71888e193e46d62bed90..1655a820da102003d3d7da82a7cdd64e01c29ac6 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_pipe.h +++ b/drivers/media/platform/renesas/vsp1/vsp1_pipe.h @@ -119,6 +119,7 @@ struct vsp1_pipeline { struct vsp1_entity *brx; struct vsp1_entity *hgo; struct vsp1_entity *hgt; + struct vsp1_entity *iif; struct vsp1_entity *lif; struct vsp1_entity *uds; struct vsp1_entity *uds_input; diff --git a/drivers/media/platform/renesas/vsp1/vsp1_regs.h b/drivers/media/platform/renesas/vsp1/vsp1_regs.h index 7eca82e0ba7ec5e02a5f3b9a30ccdcb48db39ed2..86e47c2d991fb4e0719b63c4ccb29340610ac24f 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_regs.h +++ b/drivers/media/platform/renesas/vsp1/vsp1_regs.h @@ -252,6 +252,13 @@ #define VI6_RPF_BRDITH_CTRL_ODE BIT(8) #define VI6_RPF_BRDITH_CTRL_CBRM BIT(0) +/* ----------------------------------------------------------------------------- + * IIF Control Registers + */ + +#define VI6_IIF_CTRL 0x0608 +#define VI6_IIF_CTRL_CTRL 0x13 + /* ----------------------------------------------------------------------------- * WPF Control Registers */ @@ -388,6 +395,7 @@ #define VI6_DPR_HST_ROUTE 0x2044 #define VI6_DPR_HSI_ROUTE 0x2048 #define VI6_DPR_BRU_ROUTE 0x204c +#define VI6_DPR_ROUTE_IIFSEL BIT(28) #define VI6_DPR_ILV_BRS_ROUTE 0x2050 #define VI6_DPR_ROUTE_BRSSEL BIT(28) #define VI6_DPR_ROUTE_FXA_MASK (0xff << 16) diff --git a/drivers/media/platform/renesas/vsp1/vsp1_rpf.c b/drivers/media/platform/renesas/vsp1/vsp1_rpf.c index 5c8b3ba1bd3c2c7b9289f05c9c2578e9717c23ff..e10ed836153633c4fe27224d0df39c77d4c8ab89 100644 --- a/drivers/media/platform/renesas/vsp1/vsp1_rpf.c +++ b/drivers/media/platform/renesas/vsp1/vsp1_rpf.c @@ -163,6 +163,13 @@ static void rpf_configure_stream(struct vsp1_entity *entity, if (pipe->interlaced) top /= 2; + /* No further configuration for VSPX. */ + if (pipe->iif) { + /* VSPX wants alpha_sel to be set to 0. */ + vsp1_rpf_write(rpf, dlb, VI6_RPF_ALPH_SEL, 0); + return; + } + vsp1_rpf_write(rpf, dlb, VI6_RPF_LOC, (left << VI6_RPF_LOC_HCOORD_SHIFT) | (top << VI6_RPF_LOC_VCOORD_SHIFT));