scsi: ufs: ensure that host pa_tactivate is higher than device

Some UFS devices require host PA_TACTIVATE to be higher than
device PA_TACTIVATE otherwise it may get stuck during hibern8 sequence.
This change allows this by using quirk.

Reviewed-by: Venkat Gopalakrishnan <venkatg@codeaurora.org>
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/ufs/unipro.h

@@ -123,6 +123,7 @@
 #define PA_MAXRXHSGEAR		0x1587
 #define PA_RXHSUNTERMCAP	0x15A5
 #define PA_RXLSTERMCAP		0x15A6
+#define PA_GRANULARITY		0x15AA
 #define PA_PACPREQTIMEOUT	0x1590
 #define PA_PACPREQEOBTIMEOUT	0x1591
 #define PA_HIBERN8TIME		0x15A7
@@ -158,6 +159,9 @@
 #define VS_DEBUGOMC		0xD09E
 #define VS_POWERSTATE		0xD083
 
+#define PA_GRANULARITY_MIN_VAL	1
+#define PA_GRANULARITY_MAX_VAL	6
+
 /* PHY Adapter Protocol Constants */
 #define PA_MAXDATALANES	4