From patchwork Mon Sep 26 09:14:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Irui Wang X-Patchwork-Id: 12988536 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 72AC3C07E9D for ; Mon, 26 Sep 2022 10:09:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=aN7Ze79gOeeeEl3I2bSK7+GNoRIls0aMSi5uOiSQ87A=; b=1Rf73MMIUzrodcCTjvZZghMNh8 r6VP1Jf8RhlgSQay6+FdJfj6Aixx5IlQVTVgKulKl+gMMiLwCoHmNsGtXKaiJZtnatVCSl5htFjG4 6MYaLsCcSjXqgTod1/DQY7XLmSiLk6rcULJtG+QMX9XgMIYSVDwSaP48FNc+6oOEaN1qeH9zuelxM eNNZGdEP+uBgQiqtwh1Vi6wmUtNqFQI58jBhLQKqKqfE3nS4p9NjfW2JRoy6cEl9OMidELp5gJvxi i2c/SThK86NFnO71pHzE+HgAQ5t5E91CJ5Tstkhv5twTHUgeHmvYBpZn5Q2SbMteg2++C8USYqSiw J49l0ihA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ocl30-003xb4-42; Mon, 26 Sep 2022 10:09:10 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ocl0K-003wJA-RT; Mon, 26 Sep 2022 10:06:27 +0000 X-UUID: 3558dc73e8344b4fa62ef4d6e80e0b62-20220926 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=aN7Ze79gOeeeEl3I2bSK7+GNoRIls0aMSi5uOiSQ87A=; b=QSsnfYD0xrXi9jGzksgZ8WkxpXO2lPMd3nzmhDVHfrkUn2a0b/aaLXL6gKVd5e0xhmN59ke98N/peRfLcp8sWo2uFA1FzO300ZQK/rnZ03GIocZz3LKYjkyKKxCOSR1HCSGD0BxkKsFJDAUynaAQsXfuNNBqVFwu6z4xhDVmsoI=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.11,REQID:8f826186-1797-414a-b242-45db9f092898,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:39a5ff1,CLOUDID:3f243ee4-87f9-4bb0-97b6-34957dc0fbbe,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: 3558dc73e8344b4fa62ef4d6e80e0b62-20220926 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1591535053; Mon, 26 Sep 2022 03:06:19 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Mon, 26 Sep 2022 17:14:49 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Mon, 26 Sep 2022 17:14:48 +0800 From: Irui Wang To: Hans Verkuil , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Krzysztof Kozlowski , Tzung-Bi Shih , , , , kyrie wu CC: , , , , , , Tomasz Figa , , , irui wang Subject: [V15,10/15] media: mtk-jpegdec: support jpegdec multi-hardware Date: Mon, 26 Sep 2022 17:14:28 +0800 Message-ID: <20220926091433.18633-11-irui.wang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220926091433.18633-1-irui.wang@mediatek.com> References: <20220926091433.18633-1-irui.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220926_030624_963521_6FDB875C X-CRM114-Status: GOOD ( 22.24 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: kyrie wu support jpegdec multi-hardware includes HW0/HW1/HW2. Signed-off-by: kyrie wu Signed-off-by: irui wang --- drivers/media/platform/mediatek/jpeg/Makefile | 5 +- .../platform/mediatek/jpeg/mtk_jpeg_core.h | 42 +++++ .../platform/mediatek/jpeg/mtk_jpeg_dec_hw.c | 169 ++++++++++++++++++ 3 files changed, 214 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/mediatek/jpeg/Makefile b/drivers/media/platform/mediatek/jpeg/Makefile index 69703db4b0a5..26e84852523e 100644 --- a/drivers/media/platform/mediatek/jpeg/Makefile +++ b/drivers/media/platform/mediatek/jpeg/Makefile @@ -1,9 +1,10 @@ # SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_VIDEO_MEDIATEK_JPEG) += mtk_jpeg.o \ - mtk-jpeg-enc-hw.o + mtk-jpeg-enc-hw.o \ + mtk-jpeg-dec-hw.o mtk_jpeg-y := mtk_jpeg_core.o \ - mtk_jpeg_dec_hw.o \ mtk_jpeg_dec_parse.o mtk-jpeg-enc-hw-y := mtk_jpeg_enc_hw.o +mtk-jpeg-dec-hw-y := mtk_jpeg_dec_hw.o diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h index 0f69402ffce6..dd974409ae5e 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.h @@ -102,6 +102,13 @@ enum mtk_jpegenc_hw_id { MTK_JPEGENC_HW_MAX, }; +enum mtk_jpegdec_hw_id { + MTK_JPEGDEC_HW0, + MTK_JPEGDEC_HW1, + MTK_JPEGDEC_HW2, + MTK_JPEGDEC_HW_MAX, +}; + /** * struct mtk_jpegenc_clk - Structure used to store vcodec clock information * @clks: JPEG encode clock @@ -112,6 +119,16 @@ struct mtk_jpegenc_clk { int clk_num; }; +/** + * struct mtk_jpegdec_clk - Structure used to store vcodec clock information + * @clks: JPEG decode clock + * @clk_num: JPEG decode clock numbers + */ +struct mtk_jpegdec_clk { + struct clk_bulk_data *clks; + int clk_num; +}; + /** * struct mtk_jpegenc_comp_dev - JPEG COREX abstraction * @dev: JPEG device @@ -140,6 +157,24 @@ struct mtk_jpegenc_comp_dev { spinlock_t hw_lock; }; +/** + * struct mtk_jpegdec_comp_dev - JPEG COREX abstraction + * @dev: JPEG device + * @plat_dev: platform device data + * @reg_base: JPEG registers mapping + * @master_dev: mtk_jpeg_dev device + * @jdec_clk: mtk_jpegdec_clk + * @jpegdec_irq: jpeg decode irq num + */ +struct mtk_jpegdec_comp_dev { + struct device *dev; + struct platform_device *plat_dev; + void __iomem *reg_base; + struct mtk_jpeg_dev *master_dev; + struct mtk_jpegdec_clk jdec_clk; + int jpegdec_irq; +}; + /** * struct mtk_jpeg_dev - JPEG IP abstraction * @lock: the mutex protecting this structure @@ -158,6 +193,9 @@ struct mtk_jpegenc_comp_dev { * @is_jpgenc_multihw: the flag of multi-hw core * @enc_hw_wq: jpg encode wait queue * @enchw_rdy: jpg encode hw ready flag + * @reg_decbase: jpg decode register base addr + * @dec_hw_dev: jpg decode hardware device + * @is_jpgdec_multihw: the flag of dec multi-hw core */ struct mtk_jpeg_dev { struct mutex lock; @@ -177,6 +215,10 @@ struct mtk_jpeg_dev { bool is_jpgenc_multihw; wait_queue_head_t enc_hw_wq; atomic_t enchw_rdy; + + void __iomem *reg_decbase[MTK_JPEGDEC_HW_MAX]; + struct mtk_jpegdec_comp_dev *dec_hw_dev[MTK_JPEGDEC_HW_MAX]; + bool is_jpgdec_multihw; }; /** diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c index d2f25f43e852..bab50f750113 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_dec_hw.c @@ -5,9 +5,24 @@ * Rick Chang */ +#include +#include +#include #include #include +#include +#include +#include +#include +#include +#include #include +#include +#include +#include +#include +#include +#include #include "mtk_jpeg_core.h" #include "mtk_jpeg_dec_hw.h" @@ -24,6 +39,16 @@ enum mtk_jpeg_color { MTK_JPEG_COLOR_400 = 0x00110000 }; +#if defined(CONFIG_OF) +static const struct of_device_id mtk_jpegdec_hw_ids[] = { + { + .compatible = "mediatek,mt8195-jpgdec-hw", + }, + {}, +}; +MODULE_DEVICE_TABLE(of, mtk_jpegdec_hw_ids); +#endif + static inline int mtk_jpeg_verify_align(u32 val, int align, u32 reg) { if (val & (align - 1)) { @@ -414,3 +439,147 @@ void mtk_jpeg_dec_set_config(void __iomem *base, mtk_jpeg_dec_set_pause_mcu_idx(base, config->total_mcu); } EXPORT_SYMBOL_GPL(mtk_jpeg_dec_set_config); + +static irqreturn_t mtk_jpegdec_hw_irq_handler(int irq, void *priv) +{ + struct vb2_v4l2_buffer *src_buf, *dst_buf; + struct mtk_jpeg_src_buf *jpeg_src_buf; + enum vb2_buffer_state buf_state; + struct mtk_jpeg_ctx *ctx; + u32 dec_irq_ret; + u32 irq_status; + int i; + + struct mtk_jpegdec_comp_dev *jpeg = priv; + struct mtk_jpeg_dev *master_jpeg = jpeg->master_dev; + + irq_status = mtk_jpeg_dec_get_int_status(jpeg->reg_base); + dec_irq_ret = mtk_jpeg_dec_enum_result(irq_status); + if (dec_irq_ret >= MTK_JPEG_DEC_RESULT_UNDERFLOW) + mtk_jpeg_dec_reset(jpeg->reg_base); + if (dec_irq_ret != MTK_JPEG_DEC_RESULT_EOF_DONE) + return IRQ_NONE; + + ctx = v4l2_m2m_get_curr_priv(master_jpeg->m2m_dev); + if (!ctx) { + dev_err(jpeg->dev, "Context is NULL\n"); + return IRQ_HANDLED; + } + + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx); + v4l2_m2m_buf_copy_metadata(src_buf, dst_buf, true); + jpeg_src_buf = + container_of(src_buf, struct mtk_jpeg_src_buf, b); + + for (i = 0; i < dst_buf->vb2_buf.num_planes; i++) + vb2_set_plane_payload(&dst_buf->vb2_buf, i, + jpeg_src_buf->dec_param.comp_size[i]); + + buf_state = VB2_BUF_STATE_DONE; + + v4l2_m2m_buf_done(src_buf, buf_state); + v4l2_m2m_buf_done(dst_buf, buf_state); + v4l2_m2m_job_finish(master_jpeg->m2m_dev, ctx->fh.m2m_ctx); + pm_runtime_put(ctx->jpeg->dev); + + return IRQ_HANDLED; +} + +static int mtk_jpegdec_hw_init_irq(struct mtk_jpegdec_comp_dev *dev) +{ + struct platform_device *pdev = dev->plat_dev; + int ret; + + dev->jpegdec_irq = platform_get_irq(pdev, 0); + if (dev->jpegdec_irq < 0) + return dev->jpegdec_irq; + + ret = devm_request_irq(&pdev->dev, + dev->jpegdec_irq, + mtk_jpegdec_hw_irq_handler, + 0, + pdev->name, dev); + if (ret) { + dev_err(&pdev->dev, "Failed to devm_request_irq %d (%d)", + dev->jpegdec_irq, ret); + return ret; + } + + return 0; +} + +static int mtk_jpegdec_hw_probe(struct platform_device *pdev) +{ + struct mtk_jpegdec_clk *jpegdec_clk; + struct mtk_jpeg_dev *master_dev; + struct mtk_jpegdec_comp_dev *dev; + int ret, i; + + struct device *decs = &pdev->dev; + + if (!decs->parent) + return -EPROBE_DEFER; + + master_dev = dev_get_drvdata(decs->parent); + if (!master_dev) + return -EPROBE_DEFER; + + dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + + dev->plat_dev = pdev; + dev->dev = &pdev->dev; + + if (!master_dev->is_jpgdec_multihw) { + master_dev->is_jpgdec_multihw = true; + for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) + master_dev->dec_hw_dev[i] = NULL; + } + + jpegdec_clk = &dev->jdec_clk; + + jpegdec_clk->clk_num = devm_clk_bulk_get_all(&pdev->dev, + &jpegdec_clk->clks); + if (jpegdec_clk->clk_num < 0) + return dev_err_probe(&pdev->dev, + jpegdec_clk->clk_num, + "Failed to get jpegdec clock count.\n"); + + dev->reg_base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(dev->reg_base)) + return PTR_ERR(dev->reg_base); + + ret = mtk_jpegdec_hw_init_irq(dev); + if (ret) + return dev_err_probe(&pdev->dev, ret, + "Failed to register JPEGDEC irq handler.\n"); + + for (i = 0; i < MTK_JPEGDEC_HW_MAX; i++) { + if (master_dev->dec_hw_dev[i]) + continue; + + master_dev->dec_hw_dev[i] = dev; + master_dev->reg_decbase[i] = dev->reg_base; + dev->master_dev = master_dev; + } + + platform_set_drvdata(pdev, dev); + pm_runtime_enable(&pdev->dev); + + return 0; +} + +static struct platform_driver mtk_jpegdec_hw_driver = { + .probe = mtk_jpegdec_hw_probe, + .driver = { + .name = "mtk-jpegdec-hw", + .of_match_table = of_match_ptr(mtk_jpegdec_hw_ids), + }, +}; + +module_platform_driver(mtk_jpegdec_hw_driver); + +MODULE_DESCRIPTION("MediaTek JPEG decode HW driver"); +MODULE_LICENSE("GPL");