On Thu, 13 Jun 2019 12:10:40 -0300
Ezequiel Garcia <[email protected]> wrote:
> +static void cfg_parts(struct hantro_ctx *ctx,
> + const struct v4l2_ctrl_vp8_frame_header *hdr)
> +{
> + struct hantro_dev *vpu = ctx->dev;
> + struct vb2_v4l2_buffer *vb2_src;
> + u32 first_part_offset = VP8_FRAME_IS_KEY_FRAME(hdr) ? 10 : 3;
> + u32 dct_part_total_len = 0;
> + u32 dct_size_part_size = 0;
> + u32 dct_part_offset = 0;
> + u32 mb_offset_bytes = 0;
> + u32 mb_offset_bits = 0;
> + u32 mb_start_bits = 0;
> + struct vp8_dec_reg reg;
> + dma_addr_t src_dma;
> + u32 mb_size = 0;
> + u32 count = 0;
> + u32 i;
> +
> + vb2_src = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
> + src_dma = vb2_dma_contig_plane_dma_addr(&vb2_src->vb2_buf, 0);
> +
> + /*
> + * Calculate control partition mb data info
> + * @macroblock_bit_offset: bits offset of mb data from first
> + * part start pos
> + * @mb_offset_bits: bits offset of mb data from src_dma
> + * base addr
> + * @mb_offset_byte: bytes offset of mb data from src_dma
> + * base addr
> + * @mb_start_bits: bits offset of mb data from mb data
> + * 64bits alignment addr
> + */
> + mb_offset_bits = first_part_offset * 8
> + + hdr->macroblock_bit_offset + 8;
> + mb_offset_bytes = mb_offset_bits / 8;
> + mb_start_bits = mb_offset_bits
> + - (mb_offset_bytes & (~DEC_8190_ALIGN_MASK)) * 8;
> + mb_size = hdr->first_part_size
> + - (mb_offset_bytes - first_part_offset)
> + + (mb_offset_bytes & DEC_8190_ALIGN_MASK);
Nit: can we have operators placed at the end of a line instead of
the beginning of the following line?
