diff options
Diffstat (limited to 'drivers/media/platform/coda')
| -rw-r--r-- | drivers/media/platform/coda/coda-bit.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index d1ecda5..27e0764 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -1625,6 +1625,26 @@ static int coda_prepare_decode(struct coda_ctx *ctx) coda_write(dev, ctx->iram_info.axi_sram_use, CODA7_REG_BIT_AXI_SRAM_USE); + if (ctx->codec->src_fourcc == V4L2_PIX_FMT_JPEG) { + struct coda_buffer_meta *meta; + + /* If this is the last buffer in the bitstream, add padding */ + meta = list_first_entry(&ctx->buffer_meta_list, + struct coda_buffer_meta, list); + if (meta->end == (ctx->bitstream_fifo.kfifo.in & + ctx->bitstream_fifo.kfifo.mask)) { + static unsigned char buf[512]; + unsigned int pad; + + /* Pad to multiple of 256 and then add 256 more */ + pad = ((0 - meta->end) & 0xff) + 256; + + memset(buf, 0xff, sizeof(buf)); + + kfifo_in(&ctx->bitstream_fifo, buf, pad); + } + } + coda_kfifo_sync_to_device_full(ctx); coda_command_async(ctx, CODA_COMMAND_PIC_RUN); |
