From patchwork Mon Nov 27 16:54:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 13469998 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="Q/wvnA4g" Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C0C7E26B1; Mon, 27 Nov 2023 08:55:40 -0800 (PST) Received: from benjamin-XPS-13-9310.. (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (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 C478E6607405; Mon, 27 Nov 2023 16:55:38 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104139; bh=O6QoqjhfTjZ8fxwdlWAH4p8qUAwUTkwY0GJ5W4xynQg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Q/wvnA4g8SOzv8+U7u+BimIdh8r0Q9ehMJ/zalV3OCNZ0eaUROvDxJLFCFy/iDvXx Aufoa9+saUnjG8XLitslPMAYIso9fXHIFqY9qXuEp6L3AU6nXoc8V8VVSqW+qGiJ7f AVuaudIEtx/IOqstj9+2TRxrs0edqDy8pC3Ie1Ex6AFoL0gpwGAVhypbUGGLMmpsXA f918axMhhez2P9p5jagX3maoc5/ojg/0wWafSFQBuG0YTAguWtP8LJ/iAagHnFmFTU KWVFZEVzJmWgJPa0ulOFGYGRz0Bw5PpWea7HVF5gobwiSSfP0p/4najE11F6WnBoN/ 1vRO9rY11s7WA== From: Benjamin Gaignard To: hverkuil@xs4all.nl, mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, matt.ranostay@konsulko.com Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH 43/55] media: pci: bt8xx: Use min_dma_buffers_needed field Date: Mon, 27 Nov 2023 17:54:42 +0100 Message-Id: <20231127165454.166373-44-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231127165454.166373-1-benjamin.gaignard@collabora.com> References: <20231127165454.166373-1-benjamin.gaignard@collabora.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 bt8xx driver use a dma engine and needs a minimum number of buffers to be present before start streaming. That is 'min_dma_buffers_needed' purpose so use it instead of 'min_buffers_needed' field. Signed-off-by: Benjamin Gaignard --- drivers/media/pci/bt8xx/bttv-driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c index 09a193bb87df..8a3fb30e73f6 100644 --- a/drivers/media/pci/bt8xx/bttv-driver.c +++ b/drivers/media/pci/bt8xx/bttv-driver.c @@ -3094,7 +3094,7 @@ static int vdev_init(struct bttv *btv, struct video_device *vfd, q->gfp_flags = __GFP_DMA32; q->buf_struct_size = sizeof(struct bttv_buffer); q->lock = &btv->lock; - q->min_buffers_needed = 2; + q->min_dma_buffers_needed = 2; q->dev = &btv->c.pci->dev; err = vb2_queue_init(q); if (err)