Re: [PATCH v3 4/7] libata: detech Device Attention support

From: Sergei Shtylyov
Date: Thu Mar 29 2012 - 07:16:01 EST


On 29-03-2012 9:06, Lin Ming wrote:

Add a new flag ATA_DFLAG_DA to indicate that device supports "Device

Acked-by: Aaron Lu<>
Signed-off-by: Lin Ming<ming.m.lin@xxxxxxxxx>

diff --git a/include/linux/ata.h b/include/linux/ata.h
index 32df2b6..6ee41cc 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -578,6 +578,7 @@ static inline int ata_is_data(u8 prot)
((u64) (id)[(n) + 0]) )

#define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG]& 0x60) == 0x20)
+#define atapi_id_has_da(id) ((id)[77]& (1<< 4))

We prefix these macros with 'ata_' despite them being applied to IDENTIFY
DEVICE data or IDENTIFY PAKCET DEVICE data. ata_id_cdb_intr(), for example,
applies only to IDENTIFY PAKCET DEVICE data.

OK, will change it.

Also, what does the word "detech" mean in the subject?

MBR, Sergei
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