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Message-Id: <20231017144756.34719-38-benjamin.gaignard@collabora.com>
Date: Tue, 17 Oct 2023 16:47:37 +0200
From: Benjamin Gaignard <benjamin.gaignard@...labora.com>
To: mchehab@...nel.org, tfiga@...omium.org, m.szyprowski@...sung.com,
ming.qian@....com, ezequiel@...guardiasur.com.ar,
p.zabel@...gutronix.de, gregkh@...uxfoundation.org,
hverkuil-cisco@...all.nl, nicolas.dufresne@...labora.com
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-arm-msm@...r.kernel.org,
linux-rockchip@...ts.infradead.org, linux-staging@...ts.linux.dev,
kernel@...labora.com,
Benjamin Gaignard <benjamin.gaignard@...labora.com>,
Fabrizio Castro <fabrizio.castro.jz@...esas.com>
Subject: [PATCH v12 37/56] media: renesas: Stop direct calls to queue num_buffers field
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
futur.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...labora.com>
CC: Fabrizio Castro <fabrizio.castro.jz@...esas.com>
---
drivers/media/platform/renesas/rcar_drif.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/renesas/rcar_drif.c b/drivers/media/platform/renesas/rcar_drif.c
index 292c5bf9e50c..f21d05054341 100644
--- a/drivers/media/platform/renesas/rcar_drif.c
+++ b/drivers/media/platform/renesas/rcar_drif.c
@@ -424,10 +424,11 @@ static int rcar_drif_queue_setup(struct vb2_queue *vq,
unsigned int sizes[], struct device *alloc_devs[])
{
struct rcar_drif_sdr *sdr = vb2_get_drv_priv(vq);
+ unsigned int q_num_bufs = vb2_get_num_buffers(vq);
/* Need at least 16 buffers */
- if (vq->num_buffers + *num_buffers < 16)
- *num_buffers = 16 - vq->num_buffers;
+ if (q_num_bufs + *num_buffers < 16)
+ *num_buffers = 16 - q_num_bufs;
*num_planes = 1;
sizes[0] = PAGE_ALIGN(sdr->fmt->buffersize);
--
2.39.2
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