If we are doing a PIO setup for a CFA card and it blows up with a device
error then assume it is an older CFA card which doesn't support this
rather than failing the device out of existance.
Stands seperate to the quieting patch but that is obviously useful with
this change.
Signed-off-by: Alan Cox <alan@xxxxxxxxxx>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.20-rc6-mm3/drivers/ata/libata-core.c linux-2.6.20-rc6-mm3/drivers/ata/libata-core.c
--- linux.vanilla-2.6.20-rc6-mm3/drivers/ata/libata-core.c 2007-01-31 14:20:39.000000000 +0000
+++ linux-2.6.20-rc6-mm3/drivers/ata/libata-core.c 2007-02-01 16:14:01.000000000 +0000
@@ -2404,6 +2460,10 @@
dev->flags |= ATA_DFLAG_PIO;
err_mask = ata_dev_set_xfermode(dev);
+ /* Old CFA may refuse this command, which is just fine */
+ if (dev->xfer_shift == ATA_SHIFT_PIO && ata_id_is_cfa(dev->id))
+ err_mask &= ~AC_ERR_DEV;
+
if (err_mask) {
ata_dev_printk(dev, KERN_ERR, "failed to set xfermode "
"(err_mask=0x%x)\n", err_mask);
-
To unsubscribe from this list: send the line "unsubscribe linux-ide" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
