From patchwork Mon Mar 20 10:28:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 13180948 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 868B9C7618A for ; Mon, 20 Mar 2023 10:39:05 +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=H8eDDouoS55OjEH1GaOczO0hS5WxYzw2AeckE04g2o8=; b=vDZCs/SMSOxfIdTQmEoHDTyAgg 9ke6cb7/J6PFb05OaBrHFMGZJYbTzTqgSmknbHTWS9KGcEh2DfNtGTFNEiwA1/8z0B97iXEEnvRMa z5z55r+VwV4udPULP+qQoQikuGxvXcIFM8fPPNezDzRQZG5qOTD2qDFGp3EXLbtTPzqJevbw3G2dr r2ez5ELrdtDCMMxFOVuVbfBt3vqboitsj782nTKyZG+fzeQNXghVEiWTe9OsI2UpW1XO3HoGDckCG hVYrLfDqmJzpIq1MEJxGqgjMaSEHM9+rO6r8gVBG/u1+K7CjQeVn7dHI2bwEI1EX71r77HhNfJAm0 kDf1m5zw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1peCuo-008f9O-2t; Mon, 20 Mar 2023 10:38:58 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1peCuh-008f0X-0Z; Mon, 20 Mar 2023 10:38:52 +0000 X-UUID: 64ce269ec70b11edb5598346aad47b14-20230320 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=H8eDDouoS55OjEH1GaOczO0hS5WxYzw2AeckE04g2o8=; b=OTsbm6f+dqudX/bgXqZEj6aYrwWqLqTrB2E05PYQ+c+RQGyBSDee5YCHS8oWdza4XfG2WYWFjDFnDPL2OD8orYwPmS+V7kh/umU57bmOncDS4/yOepeO8cxdLMXnXkZAwRB4AfcSg7HtdbSXOvIJCd623qci644boTXY/IPKxrs=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.22,REQID:6f1c45cc-246d-492c-bea2-c9739787870c,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:120426c,CLOUDID:e6b5c8b3-beed-4dfc-bd9c-e1b22fa6ccc4,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-UUID: 64ce269ec70b11edb5598346aad47b14-20230320 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 1901301688; Mon, 20 Mar 2023 03:38:46 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) 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 15.2.1118.25; Mon, 20 Mar 2023 18:28:43 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Mon, 20 Mar 2023 18:28:42 +0800 From: Yunfei Dong To: Yunfei Dong , Chen-Yu Tsai , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , =?utf-8?q?N=C3=ADcolas?= =?utf-8?q?_F_=2E_R_=2E_A_=2E_Prado?= CC: Matthias Brugger , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , Steve Cho , , , , , , Subject: [PATCH 3/6 RESEND] media: mediatek: vcodec: Add a debugfs file to get different useful information Date: Mon, 20 Mar 2023 18:28:35 +0800 Message-ID: <20230320102838.8313-4-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230320102838.8313-1-yunfei.dong@mediatek.com> References: <20230320102838.8313-1-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-20230320_033851_221829_274E6471 X-CRM114-Status: GOOD ( 15.41 ) 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 In oder to get each instance information according to test command, adding one file node "vdec". Can use echo command to set different string value as 'echo -picinfo > vdec' to get real and aligned resolution. Signed-off-by: Yunfei Dong --- .../mediatek/vcodec/mtk_vcodec_dbgfs.c | 85 +++++++++++++++++++ .../mediatek/vcodec/mtk_vcodec_dbgfs.h | 20 +++++ .../mediatek/vcodec/mtk_vcodec_dec_drv.c | 2 + 3 files changed, 107 insertions(+) diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c index bef78c028a75..9e7d57d21cea 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c @@ -10,6 +10,86 @@ #include "mtk_vcodec_drv.h" #include "mtk_vcodec_util.h" +static ssize_t mtk_vdec_dbgfs_write(struct file *filp, const char __user *ubuf, + size_t count, loff_t *ppos) +{ + struct mtk_vcodec_dev *vcodec_dev = filp->private_data; + char buf[32] = { 0 }; + int len, str_count = 0; + struct mtk_vcodec_dbgfs_inst *dbgfs_inst; + struct mtk_vcodec_ctx *ctx; + + len = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, ubuf, count); + if (len <= 0) + return len; + + list_for_each_entry(dbgfs_inst, &vcodec_dev->dbgfs.dbgfs_head, node) { + pr_info("dbgfs_inst id: %d\n", dbgfs_inst->inst_id); + ctx = dbgfs_inst->vcodec_ctx; + + if (strstr(buf, "-picinfo")) { + str_count++; + pr_info("resolution: real(%dx%d)=>align(%dx%d)\n", + ctx->picinfo.pic_w, ctx->picinfo.pic_h, + ctx->picinfo.buf_w, ctx->picinfo.buf_h); + } + } + + if (!str_count) { + pr_info("\t can not found useful cmd: %s\n", buf); + pr_info("\t -picinfo ex. echo -picinfo\n"); + } + + return count; +} + +static const struct file_operations vdec_fops = { + .open = simple_open, + .write = mtk_vdec_dbgfs_write, +}; + +void mtk_vcodec_dbgfs_create(struct mtk_vcodec_ctx *ctx) +{ + struct mtk_vcodec_dbgfs_inst *dbgfs_inst; + struct mtk_vcodec_dev *vcodec_dev = ctx->dev; + + dbgfs_inst = kzalloc(sizeof(*dbgfs_inst), GFP_KERNEL); + if (!dbgfs_inst) + return; + + list_add_tail(&dbgfs_inst->node, &vcodec_dev->dbgfs.dbgfs_head); + + vcodec_dev->dbgfs.inst_count++; + + dbgfs_inst->inst_id = ctx->id; + dbgfs_inst->vcodec_ctx = ctx; + + pr_info("dbgfs create: id(%d) total count: %d\n", dbgfs_inst->inst_id, + vcodec_dev->dbgfs.inst_count); +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dbgfs_create); + +void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dev *vcodec_dev, int ctx_id) +{ + struct mtk_vcodec_dbgfs_inst *dbgfs_inst; + + list_for_each_entry(dbgfs_inst, &vcodec_dev->dbgfs.dbgfs_head, node) { + if (dbgfs_inst && dbgfs_inst->inst_id == ctx_id) { + vcodec_dev->dbgfs.inst_count--; + pr_info("dbgfs_inst remove id: %d total count: %d\n", + dbgfs_inst->inst_id, + vcodec_dev->dbgfs.inst_count); + break; + } + } + + if (dbgfs_inst) { + list_del(&dbgfs_inst->node); + kfree(dbgfs_inst); + } +} +EXPORT_SYMBOL_GPL(mtk_vcodec_dbgfs_remove); + void mtk_vcodec_dbgfs_init(struct mtk_vcodec_dev *vcodec_dev) { struct dentry *vcodec_root; @@ -22,6 +102,11 @@ void mtk_vcodec_dbgfs_init(struct mtk_vcodec_dev *vcodec_dev) debugfs_create_x32("mtk_v4l2_dbg_level", 0644, vcodec_root, &mtk_v4l2_dbg_level); debugfs_create_x32("mtk_vcodec_dbg", 0644, vcodec_root, &mtk_vcodec_dbg); + + INIT_LIST_HEAD(&vcodec_dev->dbgfs.dbgfs_head); + debugfs_create_file("vdec", 0200, vcodec_root, vcodec_dev, &vdec_fops); + + vcodec_dev->dbgfs.inst_count = 0; } EXPORT_SYMBOL_GPL(mtk_vcodec_dbgfs_init); diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.h b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.h index 74f130f868c8..2d0b617e762e 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.h +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.h @@ -8,15 +8,35 @@ #define __MTK_VCODEC_DBGFS_H__ struct mtk_vcodec_dev; +struct mtk_vcodec_ctx; + +struct mtk_vcodec_dbgfs_inst { + struct list_head node; + int inst_id; + struct mtk_vcodec_ctx *vcodec_ctx; +}; struct mtk_vcodec_dbgfs { + struct list_head dbgfs_head; struct dentry *vcodec_root; + int inst_count; }; #if defined(CONFIG_DEBUG_FS) +void mtk_vcodec_dbgfs_create(struct mtk_vcodec_ctx *ctx); +void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dev *vcodec_dev, int ctx_id); + void mtk_vcodec_dbgfs_init(struct mtk_vcodec_dev *vcodec_dev); void mtk_vcodec_dbgfs_deinit(struct mtk_vcodec_dev *vcodec_dev); #else +static inline void mtk_vcodec_dbgfs_create(struct mtk_vcodec_ctx *ctx) +{ +} + +static inline void mtk_vcodec_dbgfs_remove(struct mtk_vcodec_dev *vcodec_dev, int ctx_id) +{ +} + static inline void mtk_vcodec_dbgfs_init(struct mtk_vcodec_dev *vcodec_dev) { } diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c index de29b1fb0436..8c2443a18f5e 100644 --- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dec_drv.c @@ -215,6 +215,7 @@ static int fops_vcodec_open(struct file *file) ctx->dev->vdec_pdata->init_vdec_params(ctx); list_add(&ctx->list, &dev->ctx_list); + mtk_vcodec_dbgfs_create(ctx); mutex_unlock(&dev->dev_mutex); mtk_v4l2_debug(0, "%s decoder [%d]", dev_name(&dev->plat_dev->dev), @@ -256,6 +257,7 @@ static int fops_vcodec_release(struct file *file) v4l2_fh_exit(&ctx->fh); v4l2_ctrl_handler_free(&ctx->ctrl_hdl); + mtk_vcodec_dbgfs_remove(dev, ctx->id); list_del_init(&ctx->list); kfree(ctx); mutex_unlock(&dev->dev_mutex);