From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4C169C11F6C for ; Wed, 7 Jul 2021 06:22:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 37CC661CB6 for ; Wed, 7 Jul 2021 06:22:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231173AbhGGGZ1 (ORCPT ); Wed, 7 Jul 2021 02:25:27 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:50300 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S230345AbhGGGZO (ORCPT ); Wed, 7 Jul 2021 02:25:14 -0400 X-UUID: c763cdd2626a4d5b811ced38617618c4-20210707 X-UUID: c763cdd2626a4d5b811ced38617618c4-20210707 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 790243986; Wed, 07 Jul 2021 14:22:25 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 7 Jul 2021 14:22:23 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 7 Jul 2021 14:22:22 +0800 From: Yunfei Dong To: Yunfei Dong , Alexandre Courbot , Hans Verkuil , Tzung-Bi Shih , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa CC: Hsin-Yi Wang , Fritz Koenig , Irui Wang , , , , , , , Subject: [PATCH v1, 06/14] media: mtk-vcodec: Add irq interface for core hardware Date: Wed, 7 Jul 2021 14:21:49 +0800 Message-ID: <20210707062157.21176-7-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210707062157.21176-1-yunfei.dong@mediatek.com> References: <20210707062157.21176-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adds irq interface for core hardware. Signed-off-by: Yunfei Dong --- .../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 27 +++++++++++++++-- .../platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 18 ++++++----- .../platform/mtk-vcodec/mtk_vcodec_drv.h | 9 ++++++ .../platform/mtk-vcodec/mtk_vcodec_intr.c | 30 +++++++++++++++++++ .../platform/mtk-vcodec/mtk_vcodec_intr.h | 2 ++ 5 files changed, 76 insertions(+), 10 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index 8f5b3c9345a4..ab9f06f250cd 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -74,6 +74,16 @@ static void wake_up_ctx(struct mtk_vcodec_ctx *ctx) wake_up_interruptible(&ctx->queue); } +static int mtk_vcodec_get_hw_count(struct mtk_vcodec_dev *dev) +{ + if (dev->vdec_pdata->hw_arch == MTK_VDEC_PURE_SINGLE_CORE) + return 1; + else if (dev->vdec_pdata->hw_arch == MTK_VDEC_LAT_SINGLE_CORE) + return 2; + else + return 0; +} + static struct component_match *mtk_vcodec_match_add( struct mtk_vcodec_dev *vdec_dev) { @@ -240,7 +250,7 @@ static int fops_vcodec_open(struct file *file) { struct mtk_vcodec_dev *dev = video_drvdata(file); struct mtk_vcodec_ctx *ctx = NULL; - int ret = 0; + int ret = 0, i, hw_count; struct vb2_queue *src_vq; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); @@ -254,7 +264,19 @@ static int fops_vcodec_open(struct file *file) v4l2_fh_add(&ctx->fh); INIT_LIST_HEAD(&ctx->list); ctx->dev = dev; - init_waitqueue_head(&ctx->queue); + + if (ctx->dev->is_support_comp) { + hw_count = mtk_vcodec_get_hw_count(dev); + if (!hw_count) { + ret = -EINVAL; + goto err_init_queue; + } + for (i = 0; i < hw_count; i++) + init_waitqueue_head(&ctx->core_queue[i]); + } else { + init_waitqueue_head(&ctx->queue); + } + mutex_init(&ctx->lock); ctx->type = MTK_INST_DECODER; @@ -311,6 +333,7 @@ static int fops_vcodec_open(struct file *file) err_m2m_ctx_init: v4l2_ctrl_handler_free(&ctx->ctrl_hdl); err_ctrls_setup: +err_init_queue: v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); kfree(ctx); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c index a97bb1dd2cc4..2763ef298f8a 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c @@ -58,11 +58,12 @@ static const struct component_ops mtk_vdec_hw_component_ops = { .unbind = mtk_vdec_comp_unbind, }; -/* Wake up context wait_queue */ -static void mtk_vdec_comp_wake_up_ctx(struct mtk_vcodec_ctx *ctx) +/* Wake up core context wait_queue */ +static void mtk_vdec_comp_wake_up_ctx(struct mtk_vcodec_ctx *ctx, + unsigned int hw_id) { - ctx->int_cond = 1; - wake_up_interruptible(&ctx->queue); + ctx->int_core_cond[hw_id] = 1; + wake_up_interruptible(&ctx->core_queue[hw_id]); } static irqreturn_t mtk_vdec_comp_irq_handler(int irq, void *priv) @@ -93,7 +94,7 @@ static irqreturn_t mtk_vdec_comp_irq_handler(int irq, void *priv) writel((readl(vdec_misc_addr) | VDEC_IRQ_CFG), vdec_misc_addr); writel((readl(vdec_misc_addr) & ~VDEC_IRQ_CLR), vdec_misc_addr); - mtk_vdec_comp_wake_up_ctx(ctx); + mtk_vdec_comp_wake_up_ctx(ctx, dev->comp_idx); mtk_v4l2_debug(3, "wake up ctx %d, dec_done_status=%x", ctx->id, dec_done_status); @@ -113,8 +114,7 @@ static int mtk_vdec_comp_init_irq(struct mtk_vdec_comp_dev *dev) } ret = devm_request_irq(&pdev->dev, dev->dec_irq, - mtk_vdec_comp_irq_handler, - 0, pdev->name, dev); + mtk_vdec_comp_irq_handler, 0, pdev->name, dev); if (ret) { dev_err(&pdev->dev, "Failed to install dev->dec_irq %d (%d)", dev->dec_irq, ret); @@ -154,8 +154,10 @@ static int mtk_vdec_comp_probe(struct platform_device *pdev) dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); ret = mtk_vdec_comp_init_irq(dev); - if (ret) + if (ret) { + dev_err(&pdev->dev, "Failed to register irq handler.\n"); goto err; + } platform_set_drvdata(pdev, dev); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index 0539fc50ad4e..50c87bca3973 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -263,6 +263,11 @@ struct vdec_pic_info { * finish * @irq_status: irq status * + * @int_core_cond: variable used by the waitqueue for component arch + * @int_core_type: type of the last interrupt for component arch + * @core_queue: waitqueue that can be used to wait for this context to + * finish for component arch + * * @ctrl_hdl: handler for v4l2 framework * @decode_work: worker for the decoding * @encode_work: worker for the encoding @@ -305,6 +310,10 @@ struct mtk_vcodec_ctx { wait_queue_head_t queue; unsigned int irq_status; + int int_core_cond[MTK_VDEC_HW_MAX]; + int int_core_type[MTK_VDEC_HW_MAX]; + wait_queue_head_t core_queue[MTK_VDEC_HW_MAX]; + struct v4l2_ctrl_handler ctrl_hdl; struct work_struct decode_work; struct work_struct encode_work; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c index 70580c2525ba..8411c670a761 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c @@ -43,3 +43,33 @@ int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *ctx, int command, return status; } EXPORT_SYMBOL(mtk_vcodec_wait_for_done_ctx); + +int mtk_vcodec_wait_for_comp_done_ctx(struct mtk_vcodec_ctx *ctx, + int command, unsigned int timeout_ms, unsigned hw_id) +{ + long timeout_jiff, ret; + int status = 0; + + timeout_jiff = msecs_to_jiffies(timeout_ms); + ret = wait_event_interruptible_timeout(ctx->core_queue[hw_id], + ctx->int_core_cond[hw_id], + timeout_jiff); + + if (!ret) { + status = -1; /* timeout */ + mtk_v4l2_err("[%d] cmd=%d, type=%d, dec timeout=%ums (%d %d)", + ctx->id, command, ctx->type, timeout_ms, + ctx->int_core_cond[hw_id], ctx->int_core_type[hw_id]); + } else if (-ERESTARTSYS == ret) { + status = -1; + mtk_v4l2_err("[%d] cmd=%d, type=%d, dec inter fail (%d %d)", + ctx->id, command, ctx->type, + ctx->int_core_cond[hw_id], ctx->int_core_type[hw_id]); + } + + ctx->int_core_cond[hw_id] = 0; + ctx->int_core_type[hw_id] = 0; + + return status; +} +EXPORT_SYMBOL(mtk_vcodec_wait_for_comp_done_ctx); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h index 638cd1f3526a..345f63953fa1 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h @@ -14,5 +14,7 @@ struct mtk_vcodec_ctx; /* timeout is ms */ int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *data, int command, unsigned int timeout_ms); +int mtk_vcodec_wait_for_comp_done_ctx(struct mtk_vcodec_ctx *ctx, + int command, unsigned int timeout_ms, unsigned int hw_id); 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Tue, 06 Jul 2021 23:32:27 -0700 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 6 Jul 2021 23:22:34 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 7 Jul 2021 14:22:23 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 7 Jul 2021 14:22:22 +0800 From: Yunfei Dong To: Yunfei Dong , Alexandre Courbot , Hans Verkuil , "Tzung-Bi Shih" , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa CC: Hsin-Yi Wang , Fritz Koenig , Irui Wang , , , , , , , Subject: [PATCH v1, 06/14] media: mtk-vcodec: Add irq interface for core hardware Date: Wed, 7 Jul 2021 14:21:49 +0800 Message-ID: <20210707062157.21176-7-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210707062157.21176-1-yunfei.dong@mediatek.com> References: <20210707062157.21176-1-yunfei.dong@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-20210706_233238_371172_A3C44616 X-CRM114-Status: GOOD ( 25.91 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Adds irq interface for core hardware. Signed-off-by: Yunfei Dong --- .../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 27 +++++++++++++++-- .../platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 18 ++++++----- .../platform/mtk-vcodec/mtk_vcodec_drv.h | 9 ++++++ .../platform/mtk-vcodec/mtk_vcodec_intr.c | 30 +++++++++++++++++++ .../platform/mtk-vcodec/mtk_vcodec_intr.h | 2 ++ 5 files changed, 76 insertions(+), 10 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index 8f5b3c9345a4..ab9f06f250cd 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -74,6 +74,16 @@ static void wake_up_ctx(struct mtk_vcodec_ctx *ctx) wake_up_interruptible(&ctx->queue); } +static int mtk_vcodec_get_hw_count(struct mtk_vcodec_dev *dev) +{ + if (dev->vdec_pdata->hw_arch == MTK_VDEC_PURE_SINGLE_CORE) + return 1; + else if (dev->vdec_pdata->hw_arch == MTK_VDEC_LAT_SINGLE_CORE) + return 2; + else + return 0; +} + static struct component_match *mtk_vcodec_match_add( struct mtk_vcodec_dev *vdec_dev) { @@ -240,7 +250,7 @@ static int fops_vcodec_open(struct file *file) { struct mtk_vcodec_dev *dev = video_drvdata(file); struct mtk_vcodec_ctx *ctx = NULL; - int ret = 0; + int ret = 0, i, hw_count; struct vb2_queue *src_vq; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); @@ -254,7 +264,19 @@ static int fops_vcodec_open(struct file *file) v4l2_fh_add(&ctx->fh); INIT_LIST_HEAD(&ctx->list); ctx->dev = dev; - init_waitqueue_head(&ctx->queue); + + if (ctx->dev->is_support_comp) { + hw_count = mtk_vcodec_get_hw_count(dev); + if (!hw_count) { + ret = -EINVAL; + goto err_init_queue; + } + for (i = 0; i < hw_count; i++) + init_waitqueue_head(&ctx->core_queue[i]); + } else { + init_waitqueue_head(&ctx->queue); + } + mutex_init(&ctx->lock); ctx->type = MTK_INST_DECODER; @@ -311,6 +333,7 @@ static int fops_vcodec_open(struct file *file) err_m2m_ctx_init: v4l2_ctrl_handler_free(&ctx->ctrl_hdl); err_ctrls_setup: +err_init_queue: v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); kfree(ctx); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c index a97bb1dd2cc4..2763ef298f8a 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c @@ -58,11 +58,12 @@ static const struct component_ops mtk_vdec_hw_component_ops = { .unbind = mtk_vdec_comp_unbind, }; -/* Wake up context wait_queue */ -static void mtk_vdec_comp_wake_up_ctx(struct mtk_vcodec_ctx *ctx) +/* Wake up core context wait_queue */ +static void mtk_vdec_comp_wake_up_ctx(struct mtk_vcodec_ctx *ctx, + unsigned int hw_id) { - ctx->int_cond = 1; - wake_up_interruptible(&ctx->queue); + ctx->int_core_cond[hw_id] = 1; + wake_up_interruptible(&ctx->core_queue[hw_id]); } static irqreturn_t mtk_vdec_comp_irq_handler(int irq, void *priv) @@ -93,7 +94,7 @@ static irqreturn_t mtk_vdec_comp_irq_handler(int irq, void *priv) writel((readl(vdec_misc_addr) | VDEC_IRQ_CFG), vdec_misc_addr); writel((readl(vdec_misc_addr) & ~VDEC_IRQ_CLR), vdec_misc_addr); - mtk_vdec_comp_wake_up_ctx(ctx); + mtk_vdec_comp_wake_up_ctx(ctx, dev->comp_idx); mtk_v4l2_debug(3, "wake up ctx %d, dec_done_status=%x", ctx->id, dec_done_status); @@ -113,8 +114,7 @@ static int mtk_vdec_comp_init_irq(struct mtk_vdec_comp_dev *dev) } ret = devm_request_irq(&pdev->dev, dev->dec_irq, - mtk_vdec_comp_irq_handler, - 0, pdev->name, dev); + mtk_vdec_comp_irq_handler, 0, pdev->name, dev); if (ret) { dev_err(&pdev->dev, "Failed to install dev->dec_irq %d (%d)", dev->dec_irq, ret); @@ -154,8 +154,10 @@ static int mtk_vdec_comp_probe(struct platform_device *pdev) dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); ret = mtk_vdec_comp_init_irq(dev); - if (ret) + if (ret) { + dev_err(&pdev->dev, "Failed to register irq handler.\n"); goto err; + } platform_set_drvdata(pdev, dev); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index 0539fc50ad4e..50c87bca3973 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -263,6 +263,11 @@ struct vdec_pic_info { * finish * @irq_status: irq status * + * @int_core_cond: variable used by the waitqueue for component arch + * @int_core_type: type of the last interrupt for component arch + * @core_queue: waitqueue that can be used to wait for this context to + * finish for component arch + * * @ctrl_hdl: handler for v4l2 framework * @decode_work: worker for the decoding * @encode_work: worker for the encoding @@ -305,6 +310,10 @@ struct mtk_vcodec_ctx { wait_queue_head_t queue; unsigned int irq_status; + int int_core_cond[MTK_VDEC_HW_MAX]; + int int_core_type[MTK_VDEC_HW_MAX]; + wait_queue_head_t core_queue[MTK_VDEC_HW_MAX]; + struct v4l2_ctrl_handler ctrl_hdl; struct work_struct decode_work; struct work_struct encode_work; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c index 70580c2525ba..8411c670a761 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c @@ -43,3 +43,33 @@ int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *ctx, int command, return status; } EXPORT_SYMBOL(mtk_vcodec_wait_for_done_ctx); + +int mtk_vcodec_wait_for_comp_done_ctx(struct mtk_vcodec_ctx *ctx, + int command, unsigned int timeout_ms, unsigned hw_id) +{ + long timeout_jiff, ret; + int status = 0; + + timeout_jiff = msecs_to_jiffies(timeout_ms); + ret = wait_event_interruptible_timeout(ctx->core_queue[hw_id], + ctx->int_core_cond[hw_id], + timeout_jiff); + + if (!ret) { + status = -1; /* timeout */ + mtk_v4l2_err("[%d] cmd=%d, type=%d, dec timeout=%ums (%d %d)", + ctx->id, command, ctx->type, timeout_ms, + ctx->int_core_cond[hw_id], ctx->int_core_type[hw_id]); + } else if (-ERESTARTSYS == ret) { + status = -1; + mtk_v4l2_err("[%d] cmd=%d, type=%d, dec inter fail (%d %d)", + ctx->id, command, ctx->type, + ctx->int_core_cond[hw_id], ctx->int_core_type[hw_id]); + } + + ctx->int_core_cond[hw_id] = 0; + ctx->int_core_type[hw_id] = 0; + + return status; +} +EXPORT_SYMBOL(mtk_vcodec_wait_for_comp_done_ctx); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h index 638cd1f3526a..345f63953fa1 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h @@ -14,5 +14,7 @@ struct mtk_vcodec_ctx; /* timeout is ms */ int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *data, int command, unsigned int timeout_ms); +int mtk_vcodec_wait_for_comp_done_ctx(struct mtk_vcodec_ctx *ctx, + int command, unsigned int timeout_ms, unsigned int hw_id); #endif /* _MTK_VCODEC_INTR_H_ */ -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A37ADC07E95 for ; Wed, 7 Jul 2021 06:40:59 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 7132861CB3 for ; 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Tue, 06 Jul 2021 23:32:27 -0700 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 6 Jul 2021 23:22:34 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 7 Jul 2021 14:22:23 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 7 Jul 2021 14:22:22 +0800 From: Yunfei Dong To: Yunfei Dong , Alexandre Courbot , Hans Verkuil , "Tzung-Bi Shih" , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa CC: Hsin-Yi Wang , Fritz Koenig , Irui Wang , , , , , , , Subject: [PATCH v1, 06/14] media: mtk-vcodec: Add irq interface for core hardware Date: Wed, 7 Jul 2021 14:21:49 +0800 Message-ID: <20210707062157.21176-7-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210707062157.21176-1-yunfei.dong@mediatek.com> References: <20210707062157.21176-1-yunfei.dong@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-20210706_233238_371172_A3C44616 X-CRM114-Status: GOOD ( 25.91 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Adds irq interface for core hardware. Signed-off-by: Yunfei Dong --- .../platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 27 +++++++++++++++-- .../platform/mtk-vcodec/mtk_vcodec_dec_hw.c | 18 ++++++----- .../platform/mtk-vcodec/mtk_vcodec_drv.h | 9 ++++++ .../platform/mtk-vcodec/mtk_vcodec_intr.c | 30 +++++++++++++++++++ .../platform/mtk-vcodec/mtk_vcodec_intr.h | 2 ++ 5 files changed, 76 insertions(+), 10 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index 8f5b3c9345a4..ab9f06f250cd 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -74,6 +74,16 @@ static void wake_up_ctx(struct mtk_vcodec_ctx *ctx) wake_up_interruptible(&ctx->queue); } +static int mtk_vcodec_get_hw_count(struct mtk_vcodec_dev *dev) +{ + if (dev->vdec_pdata->hw_arch == MTK_VDEC_PURE_SINGLE_CORE) + return 1; + else if (dev->vdec_pdata->hw_arch == MTK_VDEC_LAT_SINGLE_CORE) + return 2; + else + return 0; +} + static struct component_match *mtk_vcodec_match_add( struct mtk_vcodec_dev *vdec_dev) { @@ -240,7 +250,7 @@ static int fops_vcodec_open(struct file *file) { struct mtk_vcodec_dev *dev = video_drvdata(file); struct mtk_vcodec_ctx *ctx = NULL; - int ret = 0; + int ret = 0, i, hw_count; struct vb2_queue *src_vq; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); @@ -254,7 +264,19 @@ static int fops_vcodec_open(struct file *file) v4l2_fh_add(&ctx->fh); INIT_LIST_HEAD(&ctx->list); ctx->dev = dev; - init_waitqueue_head(&ctx->queue); + + if (ctx->dev->is_support_comp) { + hw_count = mtk_vcodec_get_hw_count(dev); + if (!hw_count) { + ret = -EINVAL; + goto err_init_queue; + } + for (i = 0; i < hw_count; i++) + init_waitqueue_head(&ctx->core_queue[i]); + } else { + init_waitqueue_head(&ctx->queue); + } + mutex_init(&ctx->lock); ctx->type = MTK_INST_DECODER; @@ -311,6 +333,7 @@ static int fops_vcodec_open(struct file *file) err_m2m_ctx_init: v4l2_ctrl_handler_free(&ctx->ctrl_hdl); err_ctrls_setup: +err_init_queue: v4l2_fh_del(&ctx->fh); v4l2_fh_exit(&ctx->fh); kfree(ctx); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c index a97bb1dd2cc4..2763ef298f8a 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_hw.c @@ -58,11 +58,12 @@ static const struct component_ops mtk_vdec_hw_component_ops = { .unbind = mtk_vdec_comp_unbind, }; -/* Wake up context wait_queue */ -static void mtk_vdec_comp_wake_up_ctx(struct mtk_vcodec_ctx *ctx) +/* Wake up core context wait_queue */ +static void mtk_vdec_comp_wake_up_ctx(struct mtk_vcodec_ctx *ctx, + unsigned int hw_id) { - ctx->int_cond = 1; - wake_up_interruptible(&ctx->queue); + ctx->int_core_cond[hw_id] = 1; + wake_up_interruptible(&ctx->core_queue[hw_id]); } static irqreturn_t mtk_vdec_comp_irq_handler(int irq, void *priv) @@ -93,7 +94,7 @@ static irqreturn_t mtk_vdec_comp_irq_handler(int irq, void *priv) writel((readl(vdec_misc_addr) | VDEC_IRQ_CFG), vdec_misc_addr); writel((readl(vdec_misc_addr) & ~VDEC_IRQ_CLR), vdec_misc_addr); - mtk_vdec_comp_wake_up_ctx(ctx); + mtk_vdec_comp_wake_up_ctx(ctx, dev->comp_idx); mtk_v4l2_debug(3, "wake up ctx %d, dec_done_status=%x", ctx->id, dec_done_status); @@ -113,8 +114,7 @@ static int mtk_vdec_comp_init_irq(struct mtk_vdec_comp_dev *dev) } ret = devm_request_irq(&pdev->dev, dev->dec_irq, - mtk_vdec_comp_irq_handler, - 0, pdev->name, dev); + mtk_vdec_comp_irq_handler, 0, pdev->name, dev); if (ret) { dev_err(&pdev->dev, "Failed to install dev->dec_irq %d (%d)", dev->dec_irq, ret); @@ -154,8 +154,10 @@ static int mtk_vdec_comp_probe(struct platform_device *pdev) dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); ret = mtk_vdec_comp_init_irq(dev); - if (ret) + if (ret) { + dev_err(&pdev->dev, "Failed to register irq handler.\n"); goto err; + } platform_set_drvdata(pdev, dev); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h index 0539fc50ad4e..50c87bca3973 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h @@ -263,6 +263,11 @@ struct vdec_pic_info { * finish * @irq_status: irq status * + * @int_core_cond: variable used by the waitqueue for component arch + * @int_core_type: type of the last interrupt for component arch + * @core_queue: waitqueue that can be used to wait for this context to + * finish for component arch + * * @ctrl_hdl: handler for v4l2 framework * @decode_work: worker for the decoding * @encode_work: worker for the encoding @@ -305,6 +310,10 @@ struct mtk_vcodec_ctx { wait_queue_head_t queue; unsigned int irq_status; + int int_core_cond[MTK_VDEC_HW_MAX]; + int int_core_type[MTK_VDEC_HW_MAX]; + wait_queue_head_t core_queue[MTK_VDEC_HW_MAX]; + struct v4l2_ctrl_handler ctrl_hdl; struct work_struct decode_work; struct work_struct encode_work; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c index 70580c2525ba..8411c670a761 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.c @@ -43,3 +43,33 @@ int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *ctx, int command, return status; } EXPORT_SYMBOL(mtk_vcodec_wait_for_done_ctx); + +int mtk_vcodec_wait_for_comp_done_ctx(struct mtk_vcodec_ctx *ctx, + int command, unsigned int timeout_ms, unsigned hw_id) +{ + long timeout_jiff, ret; + int status = 0; + + timeout_jiff = msecs_to_jiffies(timeout_ms); + ret = wait_event_interruptible_timeout(ctx->core_queue[hw_id], + ctx->int_core_cond[hw_id], + timeout_jiff); + + if (!ret) { + status = -1; /* timeout */ + mtk_v4l2_err("[%d] cmd=%d, type=%d, dec timeout=%ums (%d %d)", + ctx->id, command, ctx->type, timeout_ms, + ctx->int_core_cond[hw_id], ctx->int_core_type[hw_id]); + } else if (-ERESTARTSYS == ret) { + status = -1; + mtk_v4l2_err("[%d] cmd=%d, type=%d, dec inter fail (%d %d)", + ctx->id, command, ctx->type, + ctx->int_core_cond[hw_id], ctx->int_core_type[hw_id]); + } + + ctx->int_core_cond[hw_id] = 0; + ctx->int_core_type[hw_id] = 0; + + return status; +} +EXPORT_SYMBOL(mtk_vcodec_wait_for_comp_done_ctx); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h index 638cd1f3526a..345f63953fa1 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_intr.h @@ -14,5 +14,7 @@ struct mtk_vcodec_ctx; /* timeout is ms */ int mtk_vcodec_wait_for_done_ctx(struct mtk_vcodec_ctx *data, int command, unsigned int timeout_ms); +int mtk_vcodec_wait_for_comp_done_ctx(struct mtk_vcodec_ctx *ctx, + int command, unsigned int timeout_ms, unsigned int hw_id); #endif /* _MTK_VCODEC_INTR_H_ */ -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel