From patchwork Mon Oct 24 20:15:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 13018071 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 25EF0C67871 for ; Mon, 24 Oct 2022 20:16:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=Aa4T5bMd8SptgeooOJXMhJazvtbzNP0mf+Vem2TQULQ=; b=Caikj8zP+5xYMX xsbZKHty3JISR/TO05zhsgodcoyQLhu3VGBD+uN1gnlCd5n82mejptxpJdim7Im1MG4CbsOeOoLME P+NLEWGqJ4XMXy0VxCgux/TpEbS747KbKWKtoezZuaZHdRddMndJbFitNqskV65IyiTzl5ZHiBj4q D62wT6EgDOz3vu0199C0PW6COlcTMK/klBchfO9q/nX651EDigXCKEMXN+HsuvJ0rlc0Ftw83JB7G afgogdIBSBZm7JtP+UToo4LvdfiXYlT9Od3jvqXBIyY7rjNrgeVhfe9Y0kLqs/dGhmuNDDoz85OCq P+wN9ghIBnF1ILNgTliw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1on3rQ-002tUX-Q0; Mon, 24 Oct 2022 20:15:48 +0000 Received: from mail-ej1-x632.google.com ([2a00:1450:4864:20::632]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1on3rA-002tLd-Oc for linux-arm-kernel@lists.infradead.org; Mon, 24 Oct 2022 20:15:34 +0000 Received: by mail-ej1-x632.google.com with SMTP id ud5so4088348ejc.4 for ; Mon, 24 Oct 2022 13:15:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=4uzd84Lo8isAFXRphDOp8YM5rfTGeiE2OqupA7quo4Y=; b=cqKQd2gKzVNMX+5x/YFpR+RBIFY+Djo+X6IMVKyhCRl8jxEW9kQOGfDZBiKyi7ljRg C/MtxDmJB5eZ5EinpJIBOJR2Ku57De+BBMw2S6bygvkqrRBWmJyM9vt3b1sC/f3LPXm9 TR3dGaW7uEsETlRJeqcAiqJrJgAMOTRm/FCAKLEyTXIt4oGAFgmBAlg7bcIYEDI44DJh hFyqnA2iWsa9rA3oJZtyGyum7LI4qFX8EOP+B5pjkgwxhnCtXb40WvpX4QSJMUU63ReV jGoVJzuekyzC2Zh8lvM2DKNIGS46F5G7smK/jWJNfEjha2sV8rojZkz3JNfg2GiPqnIB 8DEA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4uzd84Lo8isAFXRphDOp8YM5rfTGeiE2OqupA7quo4Y=; b=1SeysawAe8z6MmUz23GJ9gz32jNYlbkOnycVK79awMEXpQLwWGsSg5Jjy5UxYcPt0h nGtLcobRHGHVgBohgpDU5HLpjVwgi1GywVuyy1dgRJgf7bFZ//mQyVft0HEOXeFhLOhq WTGrz6IhDi6BZUOuSQBD5aukLTi0Pu7CzGnGgCl9EJcOe+DUl+9VxKRgaKCwV1fklGeN cALRPSHi8ygGOKYSF3plND02e5wrBhlbIVLAEf1LJHOt51nxrc+TbKVUy6XONm47+Og+ xIxyT8w6HqAyOwRhqhKhM5h+5J7QnPj/w0bPpaILVAh2URiLdhWVBFamqYxDFdhEM83b g5Ow== X-Gm-Message-State: ACrzQf02PNSr47j7QQJeLyVIaeJnFwlUsdx1zbTlHc+MLh9x5cNp/zIX Bbh7OL4a4Hq38u/xNnmFsqQ= X-Google-Smtp-Source: AMsMyM5a1fFesN6Xv5JdVWJVMUmrPtaffB92DG3AKHlTspfIWZBbrPujPVZGyamxMEfJUy8/RGeMUw== X-Received: by 2002:a17:906:ef8c:b0:78d:46b7:6847 with SMTP id ze12-20020a170906ef8c00b0078d46b76847mr28751369ejb.241.1666642531636; Mon, 24 Oct 2022 13:15:31 -0700 (PDT) Received: from kista.localdomain (82-149-19-102.dynamic.telemach.net. [82.149.19.102]) by smtp.gmail.com with ESMTPSA id op7-20020a170906bce700b0073d638a7a89sm332023ejb.99.2022.10.24.13.15.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Oct 2022 13:15:31 -0700 (PDT) From: Jernej Skrabec To: mripard@kernel.org, paul.kocialkowski@bootlin.com Cc: mchehab@kernel.org, gregkh@linuxfoundation.org, wens@csie.org, samuel@sholland.org, hverkuil-cisco@xs4all.nl, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Jernej Skrabec Subject: [PATCH 02/11] media: cedrus: Add format reset helpers Date: Mon, 24 Oct 2022 22:15:06 +0200 Message-Id: <20221024201515.34129-3-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221024201515.34129-1-jernej.skrabec@gmail.com> References: <20221024201515.34129-1-jernej.skrabec@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221024_131532_837572_16369435 X-CRM114-Status: GOOD ( 15.78 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org By re-arranging try format handlers and set out format handler, we can easily implement reset out/cap format helpers. There is only one subtle, but important functional change. Capture pixel format will be reset each time output format is set. This is actually expected behaviour per stateless decoder API. Signed-off-by: Jernej Skrabec --- .../staging/media/sunxi/cedrus/cedrus_video.c | 100 +++++++++++------- .../staging/media/sunxi/cedrus/cedrus_video.h | 2 + 2 files changed, 66 insertions(+), 36 deletions(-) diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c index 1c3c1d080d31..27a7120fa6fb 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c @@ -241,12 +241,10 @@ static int cedrus_g_fmt_vid_out(struct file *file, void *priv, return 0; } -static int cedrus_try_fmt_vid_cap(struct file *file, void *priv, - struct v4l2_format *f) +static int cedrus_try_fmt_vid_cap_p(struct cedrus_ctx *ctx, + struct v4l2_pix_format *pix_fmt) { - struct cedrus_ctx *ctx = cedrus_file2ctx(file); struct cedrus_dev *dev = ctx->dev; - struct v4l2_pix_format *pix_fmt = &f->fmt.pix; struct cedrus_format *fmt = cedrus_find_format(pix_fmt->pixelformat, CEDRUS_DECODE_DST, dev->capabilities); @@ -262,12 +260,16 @@ static int cedrus_try_fmt_vid_cap(struct file *file, void *priv, return 0; } -static int cedrus_try_fmt_vid_out(struct file *file, void *priv, +static int cedrus_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { - struct cedrus_ctx *ctx = cedrus_file2ctx(file); + return cedrus_try_fmt_vid_cap_p(cedrus_file2ctx(file), &f->fmt.pix); +} + +static int cedrus_try_fmt_vid_out_p(struct cedrus_ctx *ctx, + struct v4l2_pix_format *pix_fmt) +{ struct cedrus_dev *dev = ctx->dev; - struct v4l2_pix_format *pix_fmt = &f->fmt.pix; struct cedrus_format *fmt = cedrus_find_format(pix_fmt->pixelformat, CEDRUS_DECODE_SRC, dev->capabilities); @@ -281,6 +283,12 @@ static int cedrus_try_fmt_vid_out(struct file *file, void *priv, return 0; } +static int cedrus_try_fmt_vid_out(struct file *file, void *priv, + struct v4l2_format *f) +{ + return cedrus_try_fmt_vid_out_p(cedrus_file2ctx(file), &f->fmt.pix); +} + static int cedrus_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f) { @@ -301,13 +309,60 @@ static int cedrus_s_fmt_vid_cap(struct file *file, void *priv, return 0; } +void cedrus_reset_cap_format(struct cedrus_ctx *ctx) +{ + ctx->dst_fmt.pixelformat = 0; + cedrus_try_fmt_vid_cap_p(ctx, &ctx->dst_fmt); +} + +static int cedrus_s_fmt_vid_out_p(struct cedrus_ctx *ctx, + struct v4l2_pix_format *pix_fmt) +{ + struct vb2_queue *vq; + int ret; + + ret = cedrus_try_fmt_vid_out_p(ctx, pix_fmt); + if (ret) + return ret; + + ctx->src_fmt = *pix_fmt; + + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + + switch (ctx->src_fmt.pixelformat) { + case V4L2_PIX_FMT_H264_SLICE: + case V4L2_PIX_FMT_HEVC_SLICE: + vq->subsystem_flags |= + VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF; + break; + default: + vq->subsystem_flags &= + ~VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF; + break; + } + + /* Propagate format information to capture. */ + ctx->dst_fmt.colorspace = pix_fmt->colorspace; + ctx->dst_fmt.xfer_func = pix_fmt->xfer_func; + ctx->dst_fmt.ycbcr_enc = pix_fmt->ycbcr_enc; + ctx->dst_fmt.quantization = pix_fmt->quantization; + cedrus_reset_cap_format(ctx); + + return 0; +} + +void cedrus_reset_out_format(struct cedrus_ctx *ctx) +{ + ctx->src_fmt.pixelformat = 0; + cedrus_s_fmt_vid_out_p(ctx, &ctx->src_fmt); +} + static int cedrus_s_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f) { struct cedrus_ctx *ctx = cedrus_file2ctx(file); struct vb2_queue *vq; struct vb2_queue *peer_vq; - int ret; vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); /* @@ -328,34 +383,7 @@ static int cedrus_s_fmt_vid_out(struct file *file, void *priv, if (vb2_is_busy(peer_vq)) return -EBUSY; - ret = cedrus_try_fmt_vid_out(file, priv, f); - if (ret) - return ret; - - ctx->src_fmt = f->fmt.pix; - - switch (ctx->src_fmt.pixelformat) { - case V4L2_PIX_FMT_H264_SLICE: - case V4L2_PIX_FMT_HEVC_SLICE: - vq->subsystem_flags |= - VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF; - break; - default: - vq->subsystem_flags &= - ~VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF; - break; - } - - /* Propagate format information to capture. */ - ctx->dst_fmt.colorspace = f->fmt.pix.colorspace; - ctx->dst_fmt.xfer_func = f->fmt.pix.xfer_func; - ctx->dst_fmt.ycbcr_enc = f->fmt.pix.ycbcr_enc; - ctx->dst_fmt.quantization = f->fmt.pix.quantization; - ctx->dst_fmt.width = ctx->src_fmt.width; - ctx->dst_fmt.height = ctx->src_fmt.height; - cedrus_prepare_format(&ctx->dst_fmt); - - return 0; + return cedrus_s_fmt_vid_out_p(cedrus_file2ctx(file), &f->fmt.pix); } const struct v4l2_ioctl_ops cedrus_ioctl_ops = { diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.h b/drivers/staging/media/sunxi/cedrus/cedrus_video.h index 05050c0a0921..8e1afc16a6a1 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_video.h +++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.h @@ -27,5 +27,7 @@ extern const struct v4l2_ioctl_ops cedrus_ioctl_ops; int cedrus_queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq); void cedrus_prepare_format(struct v4l2_pix_format *pix_fmt); +void cedrus_reset_cap_format(struct cedrus_ctx *ctx); +void cedrus_reset_out_format(struct cedrus_ctx *ctx); #endif