From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A35E8199D3 for ; Thu, 9 Nov 2023 11:19:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="CXDVyXgI" Received: from [100.116.125.19] (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: andrzej.p) by madras.collabora.co.uk (Postfix) with ESMTPSA id 95C136607421; Thu, 9 Nov 2023 11:19:01 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1699528743; bh=EHWlF6idsNP4hPb7jAlpbcca/qI2OyTJsZvOkakfOMU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=CXDVyXgIV1WXRA256QA8qY2evyCRRMqcxHwZOsFXs8KRCnGrzVgV7AhduNBhUSK7r gpt5XXmgPv0CbOVSs2oay+Mj0qV2PbyqOZ333L+7TlruHuBAKsg9ZWYZqFtjo+I2TP rFLMc1WmGqsdkYh4iJ/xBvx+BeArI8TkCWzrr/YW1WrD8qSaAbP5Jv/s0eAegoOxud ilYIMvjraBWp82fR53n2Od3YTW0/iBQoGFx0QFksv5++v3Z7VLuXGuSus6TPUDpi4h mxq5uRNR+gUweca1wiRPjPW0aks8bqzC96c6H3JBT5jJzxvUjoaJ7jCigydDrIqi81 WMvkKxS4Mhf4g== Message-ID: <4835f2cf-ea3e-4a17-ab3b-c8e6f18b5192@collabora.com> Date: Thu, 9 Nov 2023 12:19:01 +0100 Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v14 33/56] touchscreen: sur40: Stop direct calls to queue num_buffers field Content-Language: en-US To: Benjamin Gaignard , 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, Dmitry Torokhov References: <20231031163104.112469-1-benjamin.gaignard@collabora.com> <20231031163104.112469-34-benjamin.gaignard@collabora.com> From: Andrzej Pietrasiewicz In-Reply-To: <20231031163104.112469-34-benjamin.gaignard@collabora.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit W dniu 31.10.2023 o 17:30, Benjamin Gaignard pisze: > Use vb2_get_num_buffers() to avoid using queue num_buffers field directly. > This allows us to change how the number of buffers is computed in the > future. > > Signed-off-by: Benjamin Gaignard > Acked-by: Dmitry Torokhov Reviewed-by: Andrzej Pietrasiewicz > --- > drivers/input/touchscreen/sur40.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c > index 8ddb3f7d307a..e7d2a52169a0 100644 > --- a/drivers/input/touchscreen/sur40.c > +++ b/drivers/input/touchscreen/sur40.c > @@ -847,9 +847,10 @@ static int sur40_queue_setup(struct vb2_queue *q, > unsigned int sizes[], struct device *alloc_devs[]) > { > struct sur40_state *sur40 = vb2_get_drv_priv(q); > + unsigned int q_num_bufs = vb2_get_num_buffers(q); > > - if (q->num_buffers + *nbuffers < 3) > - *nbuffers = 3 - q->num_buffers; > + if (q_num_bufs + *nbuffers < 3) > + *nbuffers = 3 - q_num_bufs; > > if (*nplanes) > return sizes[0] < sur40->pix_fmt.sizeimage ? -EINVAL : 0;