Jeff Garzik wrote:
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -352,7 +352,7 @@ static inline int ata_drive_40wire(const u16 *dev_id)
{
if (ata_id_major_version(dev_id) >= 5 && ata_id_is_sata(dev_id))
return 0; /* SATA */
- if (dev_id[93] & 0x4000)
+ if ((dev_id[93] & 0xE000) == 0x6000)
return 0; /* 80 wire */
return 1;
}
A thought: it seems to me that the major version check should be moved
into ata_id_is_sata().
Jeff
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