Declare and use constants for CFA specific identify data words 162 and 163.
Signed-off-by: Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx>
---
This patch is against the current pata-2.6 series. I'd prefer that Bart merged
it thru his tree as my next patch adding CF mode support to IDE depends on it.
drivers/ata/libata-core.c | 7 ++++---
include/linux/ata.h | 2 ++
2 files changed, 6 insertions(+), 3 deletions(-)
Index: linux-2.6/drivers/ata/libata-core.c
===================================================================
--- linux-2.6.orig/drivers/ata/libata-core.c
+++ linux-2.6/drivers/ata/libata-core.c
@@ -1650,8 +1650,8 @@ unsigned long ata_id_xfermask(const u16
/*
* Process compact flash extended modes
*/
- int pio = id[163] & 0x7;
- int dma = (id[163] >> 3) & 7;
+ int pio = (id[ATA_ID_CFA_MODES] >> 0) & 0x7;
+ int dma = (id[ATA_ID_CFA_MODES] >> 3) & 0x7;
if (pio)
pio_mask |= (1 << 5);
@@ -2408,7 +2408,8 @@ int ata_dev_configure(struct ata_device
/* ATA-specific feature tests */
if (dev->class == ATA_DEV_ATA) {
if (ata_id_is_cfa(id)) {
- if (id[162] & 1) /* CPRM may make this media unusable */
+ /* CPRM may make this media unusable */
+ if (id[ATA_ID_CFA_KEY_MGMT] & 1)
ata_dev_printk(dev, KERN_WARNING,
"supports DRM functions and may "
"not be fully accessable.\n");
Index: linux-2.6/include/linux/ata.h
===================================================================
--- linux-2.6.orig/include/linux/ata.h
+++ linux-2.6/include/linux/ata.h
@@ -89,6 +89,8 @@ enum {
ATA_ID_DLF = 128,
ATA_ID_CSFO = 129,
ATA_ID_CFA_POWER = 160,
+ ATA_ID_CFA_KEY_MGMT = 162,
+ ATA_ID_CFA_MODES = 163,
ATA_ID_ROT_SPEED = 217,
ATA_ID_PIO4 = (1 << 1),
--
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