ncr5380: Introduce NCR5380_poll_politely2
authorFinn Thain <fthain@telegraphics.com.au>
Sun, 3 Jan 2016 05:05:41 +0000 (16:05 +1100)
committerMartin K. Petersen <martin.petersen@oracle.com>
Thu, 7 Jan 2016 02:43:01 +0000 (21:43 -0500)
commitb32ade124494fc16eb19521ac310cbd5cb48dda8
tree11556c110c1f30280d153aadb226908232628dff
parentcd400825c95d4b883232614255c4f35c53bf3582
ncr5380: Introduce NCR5380_poll_politely2

SCSI bus protocol sometimes requires monitoring two related conditions
simultaneously. Enhance NCR5380_poll_politely() for this purpose, and
put it to use in the arbitration algorithm. It will also find use in
pseudo DMA.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Ondrej Zary <linux@rainbow-software.org>
Tested-by: Michael Schmitz <schmitzmic@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/NCR5380.c
drivers/scsi/atari_NCR5380.c