From patchwork Mon Nov 27 16:54:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747708 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="SYacJ+X5" Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5DA73212C; Mon, 27 Nov 2023 08:55:35 -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 75AB7660737B; Mon, 27 Nov 2023 16:55:33 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104134; bh=X02tzOo2kO6Xf8Mm3XO+fdYdi1NrT5mrpTJUnhqGe4k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SYacJ+X5qY1brq6yAX2v6Zh8vkADiRh6fL5ssu4J7Myr/+F2ok5EzyvDWTgMHHjXP 5zzfGnbfATjw9t+mQdXymhiV3mymtoeLiX65T3m8+Ae4xllQeIw6OFIgIeSqC1NSzn dbhT00XGtQ+nld5mStG1N0pyys73Mse09oS0sERTP7WakGbDOcD4bjJEPnjWZ/NJ7y Gor0tI48ojqW9MVdR4Al0vXf/6SiknsCV8AFr179BFApBGgQUjqxKUFHRGZtC/PScq 9FbmTemR64ciabk44Ke+awxocJzpI59XYNQVsAv4rhwe4vkrNSdaZJSSvCkpQR6meB 0UY/Dv//MyFIQ== 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 , Hugues Fruchet , linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH 36/55] media: stm32: stm32-dcmi: Use min_dma_buffers_needed field Date: Mon, 27 Nov 2023 17:54:35 +0100 Message-Id: <20231127165454.166373-37-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 smt32-dcmi 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 CC: Hugues Fruchet CC: linux-stm32@st-md-mailman.stormreply.com --- drivers/media/platform/st/stm32/stm32-dcmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/st/stm32/stm32-dcmi.c b/drivers/media/platform/st/stm32/stm32-dcmi.c index 48140fdf40bb..a267fdcbe886 100644 --- a/drivers/media/platform/st/stm32/stm32-dcmi.c +++ b/drivers/media/platform/st/stm32/stm32-dcmi.c @@ -2031,7 +2031,7 @@ static int dcmi_probe(struct platform_device *pdev) q->ops = &dcmi_video_qops; q->mem_ops = &vb2_dma_contig_memops; q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - q->min_buffers_needed = 2; + q->min_dma_buffers_needed = 2; q->allow_cache_hints = 1; q->dev = &pdev->dev;