Re: [PATCH v7 25/49] media: pci: netup_unidvb: Stop direct calls to queue num_buffers field
From: Hans Verkuil <hidden>
Date: 2023-09-19 13:52:22
Also in:
linux-arm-msm, linux-media, linux-mediatek, linux-rockchip, linux-staging, lkml
On 14/09/2023 15:32, Benjamin Gaignard wrote:
quoted hunk ↗ jump to hunk
Use vb2_get_num_buffers() to avoid using queue num_buffer field directly. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> --- drivers/media/pci/netup_unidvb/netup_unidvb_core.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c index d85bfbb77a25..557985ba25db 100644 --- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c@@ -293,12 +293,13 @@ static int netup_unidvb_queue_setup(struct vb2_queue *vq, struct device *alloc_devs[]) { struct netup_dma *dma = vb2_get_drv_priv(vq); + unsigned int q_num_bufs = vb2_get_num_buffers(vq); dev_dbg(&dma->ndev->pci_dev->dev, "%s()\n", __func__); *nplanes = 1; - if (vq->num_buffers + *nbuffers < VIDEO_MAX_FRAME) - *nbuffers = VIDEO_MAX_FRAME - vq->num_buffers; + if (q_num_bufs + *nbuffers < VIDEO_MAX_FRAME) + *nbuffers = VIDEO_MAX_FRAME - q_num_bufs;
Just drop this, the vb2 core tests this already. Regards, Hans
sizes[0] = PAGE_ALIGN(NETUP_DMA_PACKETS_COUNT * 188); dev_dbg(&dma->ndev->pci_dev->dev, "%s() nbuffers=%d sizes[0]=%d\n", __func__, *nbuffers, sizes[0]);
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