diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/platform/ti-vpe/vpe.c | 73 |
1 files changed, 46 insertions, 27 deletions
diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c index 0e9cb0319a92..5d0ec5f7ca25 100644 --- a/drivers/media/platform/ti-vpe/vpe.c +++ b/drivers/media/platform/ti-vpe/vpe.c @@ -328,9 +328,14 @@ struct vpe_q_data { #define Q_DATA_MODE_TILED BIT(1) #define Q_DATA_INTERLACED_ALTERNATE BIT(2) #define Q_DATA_INTERLACED_SEQ_TB BIT(3) +#define Q_DATA_INTERLACED_SEQ_BT BIT(4) + +#define Q_IS_SEQ_XX (Q_DATA_INTERLACED_SEQ_TB | \ + Q_DATA_INTERLACED_SEQ_BT) #define Q_IS_INTERLACED (Q_DATA_INTERLACED_ALTERNATE | \ - Q_DATA_INTERLACED_SEQ_TB) + Q_DATA_INTERLACED_SEQ_TB | \ + Q_DATA_INTERLACED_SEQ_BT) enum { Q_DATA_SRC = 0, @@ -1105,24 +1110,31 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port) dma_addr += offset; stride = q_data->bytesperline[VPE_LUMA]; - if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB) { - /* - * Use top or bottom field from same vb alternately - * f,f-1,f-2 = TBT when seq is even - * f,f-1,f-2 = BTB when seq is odd - */ - field = (p_data->vb_index + (ctx->sequence % 2)) % 2; + /* + * field used in VPDMA desc = 0 (top) / 1 (bottom) + * Use top or bottom field from same vb alternately + * For each de-interlacing operation, f,f-1,f-2 should be one + * of TBT or BTB + */ + if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB || + q_data->flags & Q_DATA_INTERLACED_SEQ_BT) { + /* Select initial value based on format */ + if (q_data->flags & Q_DATA_INTERLACED_SEQ_BT) + field = 1; + else + field = 0; + + /* Toggle for each vb_index and each operation */ + field = (field + p_data->vb_index + ctx->sequence) % 2; if (field) { - /* - * bottom field of a SEQ_TB buffer - * Skip the top field data by - */ int height = q_data->height / 2; int bpp = fmt->fourcc == V4L2_PIX_FMT_NV12 ? 1 : (vpdma_fmt->depth >> 3); + if (plane) height /= 2; + dma_addr += q_data->width * height * bpp; } } @@ -1177,12 +1189,14 @@ static void device_run(void *priv) struct vpe_q_data *d_q_data = &ctx->q_data[Q_DATA_DST]; struct vpe_q_data *s_q_data = &ctx->q_data[Q_DATA_SRC]; - if (ctx->deinterlacing && s_q_data->flags & Q_DATA_INTERLACED_SEQ_TB && - ctx->sequence % 2 == 0) { - /* When using SEQ_TB buffers, When using it first time, - * No need to remove the buffer as the next field is present - * in the same buffer. (so that job_ready won't fail) - * It will be removed when using bottom field + if (ctx->deinterlacing && s_q_data->flags & Q_IS_SEQ_XX && + ctx->sequence % 2 == 0) { + /* When using SEQ_XX type buffers, each buffer has two fields + * each buffer has two fields (top & bottom) + * Removing one buffer is actually getting two fields + * Alternate between two operations:- + * Even : consume one field but DO NOT REMOVE from queue + * Odd : consume other field and REMOVE from queue */ ctx->src_vbs[0] = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx); WARN_ON(ctx->src_vbs[0] == NULL); @@ -1573,8 +1587,10 @@ static int __vpe_try_fmt(struct vpe_ctx *ctx, struct v4l2_format *f, return -EINVAL; } - if (pix->field != V4L2_FIELD_NONE && pix->field != V4L2_FIELD_ALTERNATE - && pix->field != V4L2_FIELD_SEQ_TB) + if (pix->field != V4L2_FIELD_NONE && + pix->field != V4L2_FIELD_ALTERNATE && + pix->field != V4L2_FIELD_SEQ_TB && + pix->field != V4L2_FIELD_SEQ_BT) pix->field = V4L2_FIELD_NONE; depth = fmt->vpdma_fmt[VPE_LUMA]->depth; @@ -1626,9 +1642,9 @@ static int __vpe_try_fmt(struct vpe_ctx *ctx, struct v4l2_format *f, /* * For the actual image parameters, we need to consider the field - * height of the image for SEQ_TB buffers. + * height of the image for SEQ_XX buffers. */ - if (pix->field == V4L2_FIELD_SEQ_TB) + if (pix->field == V4L2_FIELD_SEQ_TB || pix->field == V4L2_FIELD_SEQ_BT) height = pix->height / 2; else height = pix->height; @@ -1734,11 +1750,13 @@ static int __vpe_s_fmt(struct vpe_ctx *ctx, struct v4l2_format *f) q_data->flags |= Q_DATA_INTERLACED_ALTERNATE; else if (q_data->field == V4L2_FIELD_SEQ_TB) q_data->flags |= Q_DATA_INTERLACED_SEQ_TB; + else if (q_data->field == V4L2_FIELD_SEQ_BT) + q_data->flags |= Q_DATA_INTERLACED_SEQ_BT; else q_data->flags &= ~Q_IS_INTERLACED; - /* the crop height is halved for the case of SEQ_TB buffers */ - if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB) + /* the crop height is halved for the case of SEQ_XX buffers */ + if (q_data->flags & Q_IS_SEQ_XX) q_data->c_rect.height /= 2; vpe_dbg(ctx->dev, "Setting format for type %d, wxh: %dx%d, fmt: %d bpl_y %d", @@ -1811,10 +1829,10 @@ static int __vpe_try_selection(struct vpe_ctx *ctx, struct v4l2_selection *s) } /* - * For SEQ_TB buffers, crop height should be less than the height of + * For SEQ_XX buffers, crop height should be less than the height of * the field height, not the buffer height */ - if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB) + if (q_data->flags & Q_IS_SEQ_XX) height = q_data->height / 2; else height = q_data->height; @@ -2031,7 +2049,8 @@ static int vpe_buf_prepare(struct vb2_buffer *vb) } else { if (vbuf->field != V4L2_FIELD_TOP && vbuf->field != V4L2_FIELD_BOTTOM && - vbuf->field != V4L2_FIELD_SEQ_TB) + vbuf->field != V4L2_FIELD_SEQ_TB && + vbuf->field != V4L2_FIELD_SEQ_BT) return -EINVAL; } } |