tjh.dev / kernel
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pata_it821x: use raw nbytes in check_atapi_dma

pata_it821x needs to look at raw request size in check_atapi_dma().

Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

authored by Tejun Heo and committed by Jeff Garzik b63b1331 aacda375

+1 -1
unified split
+1 -1
drivers/ata/pata_it821x.c
··· 564 struct it821x_dev *itdev = ap->private_data; 565 566 /* Only use dma for transfers to/from the media. */ 567 - if (qc->nbytes < 2048) 568 return -EOPNOTSUPP; 569 570 /* No ATAPI DMA in smart mode */
··· 564 struct it821x_dev *itdev = ap->private_data; 565 566 /* Only use dma for transfers to/from the media. */ 567 + if (ata_qc_raw_nbytes(qc) < 2048) 568 return -EOPNOTSUPP; 569 570 /* No ATAPI DMA in smart mode */