From patchwork Thu Sep 14 13:33:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 13385298 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 EF752EEAA44 for ; Thu, 14 Sep 2023 13:36:57 +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-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ZAqRgpKDVDV3j3Lx0EUgt4DwJaMvzdnnmZd2h1bN62c=; b=hpSPNSdiAMWay2tOoTJEUUrcSs g1gQpLhGSM7j8VQeH26zrsSXT8GpG2xTWroo2cNsfDdiSWe/zQVQyM8N/KzQwrEJd+F9YEn+VOexa Z6IDbXLSoyPB12K6W6Q1zuk3CbZ7s0mgsyBwBkQ4/Knt2+Xf0lPdkvLj97q6RRJkAN0f8876ISGcY UvBWSOtSzangYn00Ts0E4sBDg4/MI6oVNNWH1Fz7azyllM5YPedShiVWNX4NTzyp24bQpFEbf+6pM xsy/TFLCL610bZ9iYogf8NT5j722SvjNPtyTHSs1//i6NZN0nJ8Y2/l145aNN9Z6LqSC68UWfPMTT JWZ1YTLA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qgmWc-008VZ6-2F; Thu, 14 Sep 2023 13:36:54 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qgmTg-008SRd-2X; Thu, 14 Sep 2023 13:33:55 +0000 Received: from benjamin-XPS-13-9310.. (unknown [IPv6:2a01:e0a:120:3210:36f2:37bd:ccbb:373f]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id 04702660737C; Thu, 14 Sep 2023 14:33:51 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1694698431; bh=B011NIBIJAGyFwZSTyw+k80RuXUocSH7ODG0b+1sZBU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CGtACEWkKQesYSAvkU0BWg6izVBOghL10PsjDrmnT4bDx02gde3v5hddxApJoyq32 7G8nHpvClGZ+VNVUN9eVKGJo6xFkU88LpJI4XEcXXLTc3rKb5zhZQQtbZNb0UcMwax X7VrZFyfglSFeKhixLrtjSQJT7ECGOiY/dyjfjkWPf568Jq67boXyCCvGbx3lbMRt8 8YN2yTLj2AmwOiPi9Yp1KqRPoXfFZDeB2yPxMuHFioVcrml+Sgx4XPCtaHe0Vgpf/z Ut3l7gKG7BiA6mArC8WFrgjNaW5cvOpnxhJPcHYYNYeGsE7Ve4tDHgQRyOktWeGIjW skYKe4axRbNFA== From: Benjamin Gaignard To: mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de, gregkh@linuxfoundation.org, hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v7 38/49] media: usb: cx231xx: Stop direct calls to queue num_buffers field Date: Thu, 14 Sep 2023 15:33:12 +0200 Message-Id: <20230914133323.198857-39-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230914133323.198857-1-benjamin.gaignard@collabora.com> References: <20230914133323.198857-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230914_063352_987428_D4DE6230 X-CRM114-Status: GOOD ( 10.30 ) 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 Use vb2_get_num_buffers() to avoid using queue num_buffer field directly. Signed-off-by: Benjamin Gaignard --- drivers/media/usb/cx231xx/cx231xx-417.c | 5 +++-- drivers/media/usb/cx231xx/cx231xx-video.c | 5 +++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/media/usb/cx231xx/cx231xx-417.c b/drivers/media/usb/cx231xx/cx231xx-417.c index c5e21785fafe..9ec0b7e355e2 100644 --- a/drivers/media/usb/cx231xx/cx231xx-417.c +++ b/drivers/media/usb/cx231xx/cx231xx-417.c @@ -1218,13 +1218,14 @@ static int queue_setup(struct vb2_queue *vq, unsigned int sizes[], struct device *alloc_devs[]) { struct cx231xx *dev = vb2_get_drv_priv(vq); + unsigned int q_num_bufs = vb2_get_num_buffers(vq); unsigned int size = mpeglinesize * mpeglines; dev->ts1.ts_packet_size = mpeglinesize; dev->ts1.ts_packet_count = mpeglines; - if (vq->num_buffers + *nbuffers < CX231XX_MIN_BUF) - *nbuffers = CX231XX_MIN_BUF - vq->num_buffers; + if (q_num_bufs + *nbuffers < CX231XX_MIN_BUF) + *nbuffers = CX231XX_MIN_BUF - q_num_bufs; if (*nplanes) return sizes[0] < size ? -EINVAL : 0; diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index e23b8ccd79d4..c8eb4222319d 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -714,11 +714,12 @@ static int queue_setup(struct vb2_queue *vq, unsigned int sizes[], struct device *alloc_devs[]) { struct cx231xx *dev = vb2_get_drv_priv(vq); + unsigned int q_num_bufs = vb2_get_num_buffers(vq); dev->size = (dev->width * dev->height * dev->format->depth + 7) >> 3; - if (vq->num_buffers + *nbuffers < CX231XX_MIN_BUF) - *nbuffers = CX231XX_MIN_BUF - vq->num_buffers; + if (q_num_bufs + *nbuffers < CX231XX_MIN_BUF) + *nbuffers = CX231XX_MIN_BUF - q_num_bufs; if (*nplanes) return sizes[0] < dev->size ? -EINVAL : 0;