From patchwork Wed Apr 30 09:15:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Riesch via B4 Relay X-Patchwork-Id: 886224 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 7F3F1235062; Wed, 30 Apr 2025 09:27:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746005265; cv=none; b=s6RH77Nvtmi2OSZGeJrfMIUTHQinfRBK81OngrZ1ajNR8cogep+M7osdDsQB1EWcQ6N32FY6c9pRkyAW80x8p1bKqzEYm8jRvEjYTyFeQ5HVOodi1h2+32TUCGKc8oHZqkC3Pbp6+sLlxwmabDFHEO+SxQI+2seLT/3CMkMuun8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746005265; c=relaxed/simple; bh=er8wKurj7xeDRCWEi9hOjleFbPWe/I5Mcz4gBPG2580=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ebhQu5NM2cOZRGvUc6fQVXDyM2jlt1yldoLyO7JJlzDH9x7QyVcM6RXE+mc+PEyQpmkqhdajSm6YHUBCaoudg1tNVDd//VSf62KtfaagxhY+5CzgVPkvs661PsRiyuXljqqegQxHMnnO0qH8/0Nl7LT2c0a32h1N9PW4PO02TLs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Mzrjz5SE; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Mzrjz5SE" Received: by smtp.kernel.org (Postfix) with ESMTPS id 27EF2C113CF; Wed, 30 Apr 2025 09:27:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746005265; bh=er8wKurj7xeDRCWEi9hOjleFbPWe/I5Mcz4gBPG2580=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Mzrjz5SE9TTP/MKzJ2SSyQwOcMEbrql6kN5I0ihnuTZtMHJZSpoS7RsCPnjd/6gqP Sz2hGqNMz4vxLGG87cgZ+Y8J4/U/oLA4tgQiA2iKlrZXGKnjYiKWQX1XVIPougO9WA yMzpNp7R68493e8hhZ92X+wJvU8MLNRZt4WzJq3WM8JKfnfACfooJUqv6vwcF0MP4w 5iO3i3DTFQvNJqH24EAB2UNHjxkLa++7wRdLd725ue4bY9HTmXuWBHya4WUaWwXbjH jBsm2hVf9Hd3+xRmcYrC4hcVKuzZo0Knlg6W9un4R1PL9FHMyQm10eZ+C6OfDKcRih QWbpCzfsTTEtw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1DD9FC369DC; Wed, 30 Apr 2025 09:27:45 +0000 (UTC) From: Michael Riesch via B4 Relay Date: Wed, 30 Apr 2025 11:15:57 +0200 Subject: [PATCH v6 08/13] media: rockchip: rkcif: add support for mipi csi-2 capture Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240220-rk3568-vicap-v6-8-d2f5fbee1551@collabora.com> References: <20240220-rk3568-vicap-v6-0-d2f5fbee1551@collabora.com> In-Reply-To: <20240220-rk3568-vicap-v6-0-d2f5fbee1551@collabora.com> To: Mehdi Djait , Maxime Chevallier , =?utf-8?q?Th=C3=A9o_Leb?= =?utf-8?q?run?= , Gerald Loacker , Thomas Petazzoni , Laurent Pinchart , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Kever Yang , Nicolas Dufresne , Sebastian Reichel , Collabora Kernel Team , Paul Kocialkowski , Alexander Shiyan , Val Packett , Rob Herring , Philipp Zabel , Sakari Ailus Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Michael Riesch , Michael Riesch X-Mailer: b4 0.12.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1746004564; l=24868; i=michael.riesch@collabora.com; s=20250410; h=from:subject:message-id; bh=SWJfvyiLGNJhEdVtMrheuT6meb+cOLr+vpK+5TQD5v0=; b=yNo7v6A11CCXfSB7pUxBCh6CEc4PXhyoyCEmMWcbT4IM5XNy8c97Bjq7nc74TBQT0U0qMCL0s UPjAcyPRnqDCHGauLQKSm2SNqOhHGpocNsSheiyqSUQbxaYlFiKsSEz X-Developer-Key: i=michael.riesch@collabora.com; a=ed25519; pk=+MWX1fffLFZtTPG/I6XdYm/+OSvpRE8D9evQaWbiN04= X-Endpoint-Received: by B4 Relay for michael.riesch@collabora.com/20250410 with auth_id=371 X-Original-From: Michael Riesch Reply-To: michael.riesch@collabora.com From: Michael Riesch The RK3568 Video Capture (VICAP) unit features a MIPI CSI-2 capture interface that can receive video data and write it into system memory using the ping-pong scheme. Add support for it. Signed-off-by: Michael Riesch Signed-off-by: Michael Riesch --- .../platform/rockchip/rkcif/rkcif-capture-mipi.c | 695 +++++++++++++++++++++ .../platform/rockchip/rkcif/rkcif-capture-mipi.h | 2 + .../media/platform/rockchip/rkcif/rkcif-common.h | 16 + drivers/media/platform/rockchip/rkcif/rkcif-dev.c | 1 + .../platform/rockchip/rkcif/rkcif-interface.c | 5 +- drivers/media/platform/rockchip/rkcif/rkcif-regs.h | 24 +- 6 files changed, 741 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c b/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c index 0c3f7b8cfa18..5e1c624e17c6 100644 --- a/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c +++ b/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.c @@ -6,22 +6,717 @@ * Copyright (C) 2025 Michael Riesch */ +#include + +#include +#include +#include +#include +#include +#include +#include +#include + #include "rkcif-capture-mipi.h" #include "rkcif-common.h" +#include "rkcif-interface.h" +#include "rkcif-regs.h" #include "rkcif-stream.h" +#define RKCIF_MIPI_CTRL0_COMPACT_EN BIT(6) +#define RKCIF_MIPI_CTRL0_CROP_EN BIT(5) +#define RKCIF_MIPI_CTRL0_TYPE(type) ((type) << 1) +#define RKCIF_MIPI_CTRL0_TYPE_RAW8 RKCIF_MIPI_CTRL0_TYPE(0x0) +#define RKCIF_MIPI_CTRL0_TYPE_RAW10 RKCIF_MIPI_CTRL0_TYPE(0x1) +#define RKCIF_MIPI_CTRL0_TYPE_RAW12 RKCIF_MIPI_CTRL0_TYPE(0x2) +#define RKCIF_MIPI_CTRL0_TYPE_RGB888 RKCIF_MIPI_CTRL0_TYPE(0x3) +#define RKCIF_MIPI_CTRL0_TYPE_YUV422SP RKCIF_MIPI_CTRL0_TYPE(0x4) +#define RKCIF_MIPI_CTRL0_TYPE_YUV420SP RKCIF_MIPI_CTRL0_TYPE(0x5) +#define RKCIF_MIPI_CTRL0_TYPE_YUV400 RKCIF_MIPI_CTRL0_TYPE(0x6) +#define RKCIF_MIPI_CTRL0_CAP_EN BIT(0) + +#define RKCIF_MIPI_INT_FRAME0_END(id) BIT(8 + (id) * 2 + 0) +#define RKCIF_MIPI_INT_FRAME1_END(id) BIT(8 + (id) * 2 + 1) + +static const struct rkcif_output_fmt mipi_out_fmts[] = { + /* YUV formats */ + { + .fourcc = V4L2_PIX_FMT_YUYV, + .mbus_code = MEDIA_BUS_FMT_YUYV8_1X16, + .depth = 16, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_YUV422_8B, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_UYVY, + .mbus_code = MEDIA_BUS_FMT_UYVY8_1X16, + .depth = 16, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_YUV422_8B, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_YVYU, + .mbus_code = MEDIA_BUS_FMT_YVYU8_1X16, + .depth = 16, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_YUV422_8B, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_VYUY, + .mbus_code = MEDIA_BUS_FMT_VYUY8_1X16, + .depth = 16, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_YUV422_8B, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + /* RGB formats */ + { + .fourcc = V4L2_PIX_FMT_RGB24, + .mbus_code = MEDIA_BUS_FMT_RGB888_1X24, + .depth = 24, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RGB888, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RGB888, + }, + }, + { + .fourcc = V4L2_PIX_FMT_BGR24, + .mbus_code = MEDIA_BUS_FMT_BGR888_1X24, + .depth = 24, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RGB888, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RGB888, + }, + }, + /* Bayer formats */ + { + .fourcc = V4L2_PIX_FMT_SBGGR8, + .mbus_code = MEDIA_BUS_FMT_SBGGR8_1X8, + .depth = 8, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW8, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGBRG8, + .mbus_code = MEDIA_BUS_FMT_SGBRG8_1X8, + .depth = 8, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW8, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGRBG8, + .mbus_code = MEDIA_BUS_FMT_SGRBG8_1X8, + .depth = 8, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW8, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SRGGB8, + .mbus_code = MEDIA_BUS_FMT_SRGGB8_1X8, + .depth = 8, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW8, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW8, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SBGGR10, + .mbus_code = MEDIA_BUS_FMT_SBGGR10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SBGGR10P, + .mbus_code = MEDIA_BUS_FMT_SBGGR10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGBRG10, + .mbus_code = MEDIA_BUS_FMT_SGBRG10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGBRG10P, + .mbus_code = MEDIA_BUS_FMT_SGBRG10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGRBG10, + .mbus_code = MEDIA_BUS_FMT_SGRBG10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGRBG10P, + .mbus_code = MEDIA_BUS_FMT_SGRBG10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SRGGB10, + .mbus_code = MEDIA_BUS_FMT_SRGGB10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SRGGB10P, + .mbus_code = MEDIA_BUS_FMT_SRGGB10_1X10, + .depth = 10, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW10, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW10 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SBGGR12, + .mbus_code = MEDIA_BUS_FMT_SBGGR12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SBGGR12P, + .mbus_code = MEDIA_BUS_FMT_SBGGR12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGBRG12, + .mbus_code = MEDIA_BUS_FMT_SGBRG12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGBRG12P, + .mbus_code = MEDIA_BUS_FMT_SGBRG12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGRBG12, + .mbus_code = MEDIA_BUS_FMT_SGRBG12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SGRBG12P, + .mbus_code = MEDIA_BUS_FMT_SGRBG12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SRGGB12, + .mbus_code = MEDIA_BUS_FMT_SRGGB12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12, + }, + }, + { + .fourcc = V4L2_PIX_FMT_SRGGB12P, + .mbus_code = MEDIA_BUS_FMT_SRGGB12_1X12, + .depth = 12, + .cplanes = 1, + .mipi = { + .dt = MIPI_CSI2_DT_RAW12, + .ctrl0_val = RKCIF_MIPI_CTRL0_TYPE_RAW12 | RKCIF_MIPI_CTRL0_COMPACT_EN, + }, + }, +}; + +static const struct rkcif_input_fmt mipi_in_fmts[] = { + /* YUV formats */ + { + .mbus_code = MEDIA_BUS_FMT_YUYV8_1X16, + }, + { + .mbus_code = MEDIA_BUS_FMT_UYVY8_1X16, + }, + { + .mbus_code = MEDIA_BUS_FMT_YVYU8_1X16, + }, + { + .mbus_code = MEDIA_BUS_FMT_VYUY8_1X16, + }, + /* RGB formats */ + { + .mbus_code = MEDIA_BUS_FMT_RGB888_1X24, + }, + { + .mbus_code = MEDIA_BUS_FMT_BGR888_1X24, + }, + /* Bayer formats */ + { + .mbus_code = MEDIA_BUS_FMT_SBGGR8_1X8, + }, + { + .mbus_code = MEDIA_BUS_FMT_SGBRG8_1X8, + }, + { + .mbus_code = MEDIA_BUS_FMT_SGRBG8_1X8, + }, + { + .mbus_code = MEDIA_BUS_FMT_SRGGB8_1X8, + }, + { + .mbus_code = MEDIA_BUS_FMT_SBGGR10_1X10, + }, + { + .mbus_code = MEDIA_BUS_FMT_SGBRG10_1X10, + }, + { + .mbus_code = MEDIA_BUS_FMT_SGRBG10_1X10, + }, + { + .mbus_code = MEDIA_BUS_FMT_SRGGB10_1X10, + }, + { + .mbus_code = MEDIA_BUS_FMT_SBGGR12_1X12, + }, + { + .mbus_code = MEDIA_BUS_FMT_SGBRG12_1X12, + }, + { + .mbus_code = MEDIA_BUS_FMT_SGRBG12_1X12, + }, + { + .mbus_code = MEDIA_BUS_FMT_SRGGB12_1X12, + }, +}; + +const struct rkcif_mipi_match_data rkcif_rk3568_vicap_mipi_match_data = { + .mipi_num = 1, + .regs = { + [RKCIF_MIPI_CTRL] = 0x20, + [RKCIF_MIPI_INTEN] = 0xa4, + [RKCIF_MIPI_INTSTAT] = 0xa8, + }, + .regs_id = { + [RKCIF_ID0] = { + [RKCIF_MIPI_CTRL0] = 0x00, + [RKCIF_MIPI_CTRL1] = 0x04, + [RKCIF_MIPI_FRAME0_ADDR_Y] = 0x24, + [RKCIF_MIPI_FRAME0_ADDR_UV] = 0x2c, + [RKCIF_MIPI_FRAME0_VLW_Y] = 0x34, + [RKCIF_MIPI_FRAME0_VLW_UV] = 0x3c, + [RKCIF_MIPI_FRAME1_ADDR_Y] = 0x28, + [RKCIF_MIPI_FRAME1_ADDR_UV] = 0x30, + [RKCIF_MIPI_FRAME1_VLW_Y] = 0x38, + [RKCIF_MIPI_FRAME1_VLW_UV] = 0x40, + [RKCIF_MIPI_CROP_START] = 0xbc, + }, + [RKCIF_ID1] = { + [RKCIF_MIPI_CTRL0] = 0x08, + [RKCIF_MIPI_CTRL1] = 0x0c, + [RKCIF_MIPI_FRAME0_ADDR_Y] = 0x44, + [RKCIF_MIPI_FRAME0_ADDR_UV] = 0x4c, + [RKCIF_MIPI_FRAME0_VLW_Y] = 0x54, + [RKCIF_MIPI_FRAME0_VLW_UV] = 0x5c, + [RKCIF_MIPI_FRAME1_ADDR_Y] = 0x48, + [RKCIF_MIPI_FRAME1_ADDR_UV] = 0x50, + [RKCIF_MIPI_FRAME1_VLW_Y] = 0x58, + [RKCIF_MIPI_FRAME1_VLW_UV] = 0x60, + [RKCIF_MIPI_CROP_START] = 0xc0, + }, + [RKCIF_ID2] = { + [RKCIF_MIPI_CTRL0] = 0x10, + [RKCIF_MIPI_CTRL1] = 0x14, + [RKCIF_MIPI_FRAME0_ADDR_Y] = 0x64, + [RKCIF_MIPI_FRAME0_ADDR_UV] = 0x6c, + [RKCIF_MIPI_FRAME0_VLW_Y] = 0x74, + [RKCIF_MIPI_FRAME0_VLW_UV] = 0x7c, + [RKCIF_MIPI_FRAME1_ADDR_Y] = 0x68, + [RKCIF_MIPI_FRAME1_ADDR_UV] = 0x70, + [RKCIF_MIPI_FRAME1_VLW_Y] = 0x78, + [RKCIF_MIPI_FRAME1_VLW_UV] = 0x80, + [RKCIF_MIPI_CROP_START] = 0xc4, + }, + [RKCIF_ID3] = { + [RKCIF_MIPI_CTRL0] = 0x18, + [RKCIF_MIPI_CTRL1] = 0x1c, + [RKCIF_MIPI_FRAME0_ADDR_Y] = 0x84, + [RKCIF_MIPI_FRAME0_ADDR_UV] = 0x8c, + [RKCIF_MIPI_FRAME0_VLW_Y] = 0x94, + [RKCIF_MIPI_FRAME0_VLW_UV] = 0x9c, + [RKCIF_MIPI_FRAME1_ADDR_Y] = 0x88, + [RKCIF_MIPI_FRAME1_ADDR_UV] = 0x90, + [RKCIF_MIPI_FRAME1_VLW_Y] = 0x98, + [RKCIF_MIPI_FRAME1_VLW_UV] = 0xa0, + [RKCIF_MIPI_CROP_START] = 0xc8, + }, + }, + .blocks = { + { + .offset = 0x80, + }, + }, +}; + +static inline unsigned int rkcif_mipi_get_reg(struct rkcif_interface *interface, + unsigned int index) +{ + struct rkcif_device *rkcif = interface->rkcif; + unsigned int block, offset, reg; + + block = interface->index - RKCIF_MIPI_BASE; + + if (WARN_ON_ONCE(block > RKCIF_MIPI_MAX - RKCIF_MIPI_BASE) || + WARN_ON_ONCE(index > RKCIF_MIPI_REGISTER_MAX)) + return RKCIF_REGISTER_NOTSUPPORTED; + + offset = rkcif->match_data->mipi->blocks[block].offset; + reg = rkcif->match_data->mipi->regs[index]; + if (reg == RKCIF_REGISTER_NOTSUPPORTED) + return reg; + + return offset + reg; +} + +static inline unsigned int rkcif_mipi_id_get_reg(struct rkcif_stream *stream, + unsigned int index) +{ + struct rkcif_device *rkcif = stream->rkcif; + unsigned int block, id, offset, reg; + + block = stream->interface->index - RKCIF_MIPI_BASE; + id = stream->id; + + if (WARN_ON_ONCE(block > RKCIF_MIPI_MAX - RKCIF_MIPI_BASE) || + WARN_ON_ONCE(id > RKCIF_ID_MAX) || + WARN_ON_ONCE(index > RKCIF_MIPI_ID_REGISTER_MAX)) + return RKCIF_REGISTER_NOTSUPPORTED; + + offset = rkcif->match_data->mipi->blocks[block].offset; + reg = rkcif->match_data->mipi->regs_id[id][index]; + if (reg == RKCIF_REGISTER_NOTSUPPORTED) + return reg; + + return offset + reg; +} + +static inline __maybe_unused void +rkcif_mipi_write(struct rkcif_interface *interface, unsigned int index, u32 val) +{ + unsigned int addr = rkcif_mipi_get_reg(interface, index); + + if (addr == RKCIF_REGISTER_NOTSUPPORTED) + return; + + writel(val, interface->rkcif->base_addr + addr); +} + +static inline __maybe_unused void +rkcif_mipi_stream_write(struct rkcif_stream *stream, unsigned int index, + u32 val) +{ + unsigned int addr = rkcif_mipi_id_get_reg(stream, index); + + if (addr == RKCIF_REGISTER_NOTSUPPORTED) + return; + + writel(val, stream->rkcif->base_addr + addr); +} + +static inline __maybe_unused u32 +rkcif_mipi_read(struct rkcif_interface *interface, unsigned int index) +{ + unsigned int addr = rkcif_mipi_get_reg(interface, index); + + if (addr == RKCIF_REGISTER_NOTSUPPORTED) + return 0; + + return readl(interface->rkcif->base_addr + addr); +} + +static inline __maybe_unused u32 +rkcif_mipi_stream_read(struct rkcif_stream *stream, unsigned int index) +{ + unsigned int addr = rkcif_mipi_id_get_reg(stream, index); + + if (addr == RKCIF_REGISTER_NOTSUPPORTED) + return 0; + + return readl(stream->rkcif->base_addr + addr); +} + +static void rkcif_mipi_queue_buffer(struct rkcif_stream *stream, + unsigned int index) +{ + struct rkcif_buffer *buffer = stream->buffers[index]; + u32 frm_addr_y, frm_addr_uv; + + frm_addr_y = index ? RKCIF_MIPI_FRAME1_ADDR_Y : + RKCIF_MIPI_FRAME0_ADDR_Y; + frm_addr_uv = index ? RKCIF_MIPI_FRAME1_ADDR_UV : + RKCIF_MIPI_FRAME0_ADDR_UV; + + rkcif_mipi_stream_write(stream, frm_addr_y, + buffer->buff_addr[RKCIF_PLANE_Y]); + rkcif_mipi_stream_write(stream, frm_addr_uv, + buffer->buff_addr[RKCIF_PLANE_UV]); +} + +static int rkcif_mipi_start_streaming(struct rkcif_stream *stream) +{ + struct rkcif_interface *interface = stream->interface; + const struct rkcif_output_fmt *active_out_fmt; + struct v4l2_subdev_state *state; + u32 ctrl0 = 0, ctrl1 = 0, int_temp = 0, int_mask = 0, vlw = 0; + u16 height, width; + int ret = -EINVAL; + + state = v4l2_subdev_lock_and_get_active_state(&interface->sd); + + active_out_fmt = rkcif_stream_find_output_fmt(stream, false, + stream->pix.pixelformat); + if (!active_out_fmt) + goto out; + + height = stream->pix.height; + width = stream->pix.width; + /* TODO there may be different factors and/or alignment constraints */ + vlw = ALIGN(width * 2, 8); + + ctrl0 |= active_out_fmt->mipi.dt << 10; + ctrl0 |= active_out_fmt->mipi.ctrl0_val; + ctrl0 |= RKCIF_MIPI_CTRL0_CROP_EN; + ctrl0 |= RKCIF_MIPI_CTRL0_CAP_EN; + + ctrl1 = RKCIF_XY_COORD(width, height); + + int_mask |= RKCIF_MIPI_INT_FRAME0_END(stream->id); + int_mask |= RKCIF_MIPI_INT_FRAME1_END(stream->id); + + int_temp = rkcif_mipi_read(interface, RKCIF_MIPI_INTEN); + int_temp |= int_mask; + rkcif_mipi_write(interface, RKCIF_MIPI_INTEN, int_temp); + + int_temp = rkcif_mipi_read(interface, RKCIF_MIPI_INTSTAT); + int_temp &= ~int_mask; + rkcif_mipi_write(interface, RKCIF_MIPI_INTSTAT, int_temp); + + rkcif_mipi_stream_write(stream, RKCIF_MIPI_FRAME0_VLW_Y, vlw); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_FRAME1_VLW_Y, vlw); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_FRAME0_VLW_UV, vlw); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_FRAME1_VLW_UV, vlw); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_CROP_START, 0x0); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_CTRL1, ctrl1); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_CTRL0, ctrl0); + + ret = 0; + +out: + v4l2_subdev_unlock_state(state); + return ret; +} + +static void rkcif_mipi_stop_streaming(struct rkcif_stream *stream) +{ + struct rkcif_interface *interface = stream->interface; + struct v4l2_subdev_state *state; + u32 int_temp = 0, int_mask = 0; + + state = v4l2_subdev_lock_and_get_active_state(&interface->sd); + + rkcif_mipi_stream_write(stream, RKCIF_MIPI_CTRL0, 0); + + int_mask |= RKCIF_MIPI_INT_FRAME0_END(stream->id); + int_mask |= RKCIF_MIPI_INT_FRAME1_END(stream->id); + + int_temp = rkcif_mipi_read(interface, RKCIF_MIPI_INTEN); + int_temp &= ~int_mask; + rkcif_mipi_write(interface, RKCIF_MIPI_INTEN, int_temp); + + int_temp = rkcif_mipi_read(interface, RKCIF_MIPI_INTSTAT); + int_temp &= ~int_mask; + rkcif_mipi_write(interface, RKCIF_MIPI_INTSTAT, int_temp); + + stream->stopping = false; + + v4l2_subdev_unlock_state(state); +} + +static void rkcif_mipi_set_crop(struct rkcif_stream *stream, u16 left, u16 top) +{ + u32 val; + + val = RKCIF_XY_COORD(left, top); + rkcif_mipi_stream_write(stream, RKCIF_MIPI_CROP_START, val); +} + irqreturn_t rkcif_mipi_isr(int irq, void *ctx) { + struct device *dev = ctx; + struct rkcif_device *rkcif = dev_get_drvdata(dev); irqreturn_t ret = IRQ_NONE; + u32 intstat; + + for (int i = 0; i < rkcif->match_data->mipi->mipi_num; i++) { + enum rkcif_interface_index index = RKCIF_MIPI_BASE + i; + struct rkcif_interface *interface = &rkcif->interfaces[index]; + + intstat = rkcif_mipi_read(interface, RKCIF_MIPI_INTSTAT); + rkcif_mipi_write(interface, RKCIF_MIPI_INTSTAT, intstat); + + for (int j = 0; j < interface->streams_num; j++) { + struct rkcif_stream *stream = &interface->streams[j]; + + if (intstat & RKCIF_MIPI_INT_FRAME0_END(stream->id) || + intstat & RKCIF_MIPI_INT_FRAME1_END(stream->id)) { + rkcif_stream_pingpong(stream); + ret = IRQ_HANDLED; + } + } + } return ret; } int rkcif_mipi_register(struct rkcif_device *rkcif) { + int ret, i; + + if (!rkcif->match_data->mipi) + return 0; + + for (i = 0; i < rkcif->match_data->mipi->mipi_num; i++) { + enum rkcif_interface_index index = RKCIF_MIPI_BASE + i; + struct rkcif_interface *interface = &rkcif->interfaces[index]; + + interface->index = index; + interface->type = RKCIF_IF_MIPI; + interface->in_fmts = mipi_in_fmts; + interface->in_fmts_num = ARRAY_SIZE(mipi_in_fmts); + interface->set_crop = rkcif_mipi_set_crop; + interface->streams_num = 0; + ret = rkcif_interface_register(rkcif, interface); + if (ret) + continue; + + for (int j = 0; j < RKCIF_ID_MAX; j++) { + struct rkcif_stream *stream = &interface->streams[j]; + + stream->id = j; + stream->interface = interface; + stream->out_fmts = mipi_out_fmts; + stream->out_fmts_num = ARRAY_SIZE(mipi_out_fmts); + stream->queue_buffer = rkcif_mipi_queue_buffer; + stream->start_streaming = rkcif_mipi_start_streaming; + stream->stop_streaming = rkcif_mipi_stop_streaming; + ret = rkcif_stream_register(rkcif, stream); + if (ret) + goto err; + interface->streams_num++; + } + } + return 0; + +err: + for (; i >= 0; i--) { + enum rkcif_interface_index index = RKCIF_MIPI_BASE + i; + struct rkcif_interface *interface = &rkcif->interfaces[index]; + + for (int j = 0; j < interface->streams_num; j++) + rkcif_stream_unregister(&interface->streams[j]); + + rkcif_interface_unregister(interface); + } + return ret; } void rkcif_mipi_unregister(struct rkcif_device *rkcif) { + if (!rkcif->match_data->mipi) + return; + + for (int i = 0; i < rkcif->match_data->mipi->mipi_num; i++) { + enum rkcif_interface_index index = RKCIF_MIPI_BASE + i; + struct rkcif_interface *interface = &rkcif->interfaces[index]; + + for (int j = 0; j < interface->streams_num; j++) + rkcif_stream_unregister(&interface->streams[j]); + + rkcif_interface_unregister(interface); + } } diff --git a/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.h b/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.h index ee1a50a59505..1248af70bdab 100644 --- a/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.h +++ b/drivers/media/platform/rockchip/rkcif/rkcif-capture-mipi.h @@ -11,6 +11,8 @@ #include "rkcif-common.h" +extern const struct rkcif_mipi_match_data rkcif_rk3568_vicap_mipi_match_data; + int rkcif_mipi_register(struct rkcif_device *rkcif); void rkcif_mipi_unregister(struct rkcif_device *rkcif); diff --git a/drivers/media/platform/rockchip/rkcif/rkcif-common.h b/drivers/media/platform/rockchip/rkcif/rkcif-common.h index 62fb3580eec5..d0d929648f21 100644 --- a/drivers/media/platform/rockchip/rkcif/rkcif-common.h +++ b/drivers/media/platform/rockchip/rkcif/rkcif-common.h @@ -93,9 +93,14 @@ struct rkcif_output_fmt { u32 fourcc; u32 mbus_code; u8 cplanes; + u8 depth; union { u32 dvp_fmt_val; + struct { + u8 dt; + u32 ctrl0_val; + } mipi; }; }; @@ -183,6 +188,16 @@ struct rkcif_interface { void (*set_crop)(struct rkcif_stream *stream, u16 left, u16 top); }; +struct rkcif_mipi_match_data { + unsigned int mipi_num; + unsigned int regs[RKCIF_MIPI_REGISTER_MAX]; + unsigned int regs_id[RKCIF_ID_MAX][RKCIF_MIPI_ID_REGISTER_MAX]; + + struct { + unsigned int offset; + } blocks[RKCIF_MIPI_MAX - RKCIF_MIPI_BASE]; +}; + struct rkcif_dvp_match_data { const struct rkcif_input_fmt *in_fmts; unsigned int in_fmts_num; @@ -198,6 +213,7 @@ struct rkcif_match_data { const char *const *clks; unsigned int clks_num; const struct rkcif_dvp_match_data *dvp; + const struct rkcif_mipi_match_data *mipi; }; struct rkcif_device { diff --git a/drivers/media/platform/rockchip/rkcif/rkcif-dev.c b/drivers/media/platform/rockchip/rkcif/rkcif-dev.c index 2dcd35771fc9..1d8815156c46 100644 --- a/drivers/media/platform/rockchip/rkcif/rkcif-dev.c +++ b/drivers/media/platform/rockchip/rkcif/rkcif-dev.c @@ -49,6 +49,7 @@ static const struct rkcif_match_data rk3568_vicap_match_data = { .clks = rk3568_vicap_clks, .clks_num = ARRAY_SIZE(rk3568_vicap_clks), .dvp = &rkcif_rk3568_vicap_dvp_match_data, + .mipi = &rkcif_rk3568_vicap_mipi_match_data, }; static const struct of_device_id rkcif_plat_of_match[] = { diff --git a/drivers/media/platform/rockchip/rkcif/rkcif-interface.c b/drivers/media/platform/rockchip/rkcif/rkcif-interface.c index 0ec524586594..f598a62f9fbd 100644 --- a/drivers/media/platform/rockchip/rkcif/rkcif-interface.c +++ b/drivers/media/platform/rockchip/rkcif/rkcif-interface.c @@ -188,7 +188,10 @@ static int rkcif_interface_enable_streams(struct v4l2_subdev *sd, stream = &interface->streams[RKCIF_ID0]; rkcif_interface_apply_crop(stream, state); } else { - /* TODO implement for MIPI */ + for_each_active_route(&state->routing, route) { + stream = &interface->streams[route->sink_stream]; + rkcif_interface_apply_crop(stream, state); + } } mask = v4l2_subdev_state_xlate_streams(state, RKCIF_IF_PAD_SINK, diff --git a/drivers/media/platform/rockchip/rkcif/rkcif-regs.h b/drivers/media/platform/rockchip/rkcif/rkcif-regs.h index 07fd64174e80..3d1f0c45c638 100644 --- a/drivers/media/platform/rockchip/rkcif/rkcif-regs.h +++ b/drivers/media/platform/rockchip/rkcif/rkcif-regs.h @@ -30,7 +30,29 @@ enum rkcif_dvp_register_index { RKCIF_DVP_REGISTER_MAX }; -#define RKCIF_REGISTER_NOTSUPPORTED 0x420000 +enum rkcif_mipi_register_index { + RKCIF_MIPI_CTRL, + RKCIF_MIPI_INTEN, + RKCIF_MIPI_INTSTAT, + RKCIF_MIPI_REGISTER_MAX +}; + +enum rkcif_mipi_id_register_index { + RKCIF_MIPI_CTRL0, + RKCIF_MIPI_CTRL1, + RKCIF_MIPI_FRAME0_ADDR_Y, + RKCIF_MIPI_FRAME0_ADDR_UV, + RKCIF_MIPI_FRAME0_VLW_Y, + RKCIF_MIPI_FRAME0_VLW_UV, + RKCIF_MIPI_FRAME1_ADDR_Y, + RKCIF_MIPI_FRAME1_ADDR_UV, + RKCIF_MIPI_FRAME1_VLW_Y, + RKCIF_MIPI_FRAME1_VLW_UV, + RKCIF_MIPI_CROP_START, + RKCIF_MIPI_ID_REGISTER_MAX +}; + +#define RKCIF_REGISTER_NOTSUPPORTED 0x420000 #define RKCIF_FETCH_Y(VAL) ((VAL) & 0x1fff)