DATA_BUF_SZ
if (ofs >= DATA_BUF_SZ) {
ofs -= DATA_BUF_SZ;
dma_free_coherent(&pt3->pdev->dev, DATA_BUF_SZ,
p = dma_alloc_coherent(&pt3->pdev->dev, DATA_BUF_SZ,
if (ofs >= DATA_BUF_SZ) {
ofs -= DATA_BUF_SZ;
if (*ofs >= DATA_BUF_SZ) {
*ofs -= DATA_BUF_SZ;
else if (adap->buf_ofs + PT3_ACCESS_UNIT > DATA_BUF_SZ) {
(DATA_BUF_SZ - adap->buf_ofs) / TS_PACKET_SZ);