Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
pata_netcell: LBA48 force identify bits correct
This matches Bartlomiej's patch for ide_pci_generic:
c339dfdd65b52bfd947ab29d1210314a2f6d622d
In the libata case netcell has its own mini driver. I suspect this fix is
actually only needed for some firmware revs but it does no harm either way.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
authored by
Alan Cox
and committed by
Linus Torvalds
d3ae33ef
ca55bd7e
+12
-1
+12
-1
drivers/ata/pata_netcell.c
+12
-1
drivers/ata/pata_netcell.c
···
20
20
21
21
/* No PIO or DMA methods needed for this device */
22
22
23
+
static unsigned int netcell_read_id(struct ata_device *adev,
24
+
struct ata_taskfile *tf, u16 *id)
25
+
{
26
+
unsigned int err_mask = ata_do_dev_read_id(adev, tf, id);
27
+
/* Firmware forgets to mark words 85-87 valid */
28
+
if (err_mask == 0)
29
+
id[ATA_ID_CSF_DEFAULT] |= 0x0400;
30
+
return err_mask;
31
+
}
32
+
23
33
static struct scsi_host_template netcell_sht = {
24
34
ATA_BMDMA_SHT(DRV_NAME),
25
35
};
26
36
27
37
static struct ata_port_operations netcell_ops = {
28
38
.inherits = &ata_bmdma_port_ops,
29
-
.cable_detect = ata_cable_80wire,
39
+
.cable_detect = ata_cable_80wire,
40
+
.read_id = netcell_read_id,
30
41
};
31
42
32
43