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    Subject[PATCH v2 3/8] tegra-vde: Use vb2_find_buffer
    Date
    Use the newly introduced vb2_find_buffer API to get a vb2_buffer
    given a buffer timestamp.

    Cc: Dmitry Osipenko <digetx@gmail.com>
    Signed-off-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
    Acked-by: Tomasz Figa <tfiga@chromium.org>
    ---
    drivers/media/platform/nvidia/tegra-vde/h264.c | 9 ++++-----
    1 file changed, 4 insertions(+), 5 deletions(-)

    diff --git a/drivers/media/platform/nvidia/tegra-vde/h264.c b/drivers/media/platform/nvidia/tegra-vde/h264.c
    index 88f81a134ba0..204e474d57f7 100644
    --- a/drivers/media/platform/nvidia/tegra-vde/h264.c
    +++ b/drivers/media/platform/nvidia/tegra-vde/h264.c
    @@ -659,20 +659,19 @@ static struct vb2_buffer *get_ref_buf(struct tegra_ctx *ctx,
    {
    const struct v4l2_h264_dpb_entry *dpb = ctx->h264.decode_params->dpb;
    struct vb2_queue *cap_q = &ctx->fh.m2m_ctx->cap_q_ctx.q;
    - int buf_idx = -1;
    + struct vb2_buffer *vb = NULL;

    if (dpb[dpb_idx].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE)
    - buf_idx = vb2_find_timestamp(cap_q,
    - dpb[dpb_idx].reference_ts, 0);
    + vb = vb2_find_buffer(cap_q, dpb[dpb_idx].reference_ts);

    /*
    * If a DPB entry is unused or invalid, address of current destination
    * buffer is returned.
    */
    - if (buf_idx < 0)
    + if (!vb)
    return &dst->vb2_buf;

    - return vb2_get_buffer(cap_q, buf_idx);
    + return vb;
    }

    static int tegra_vde_validate_vb_size(struct tegra_ctx *ctx,
    --
    2.34.3
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