From: James Bottomley Date: Tue, 2 Aug 2005 14:32:17 +0000 (-0500) Subject: [SCSI] aic7xxx: final fixes for DT handling X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=84e66ee7ec7aaa789945403b7cbde7a0b08c15ef;p=linux-beck.git [SCSI] aic7xxx: final fixes for DT handling The aic7xxx can support Data Group transfers at periods > 12.5, so eliminate that restriction. Additionally wide is a requirement for DT so ensure wide is set if users request DT. Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index d0d0b84a31f4..d79a2ae89979 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -2429,16 +2429,16 @@ static void ahc_linux_set_dt(struct scsi_target *starget, int dt) unsigned int ppr_options = tinfo->goal.ppr_options & ~MSG_EXT_PPR_DT_REQ; unsigned int period = tinfo->goal.period; + unsigned int width = tinfo->goal.width; unsigned long flags; struct ahc_syncrate *syncrate; if (dt) { - period = 9; /* 12.5ns is the only period valid for DT */ ppr_options |= MSG_EXT_PPR_DT_REQ; - } else if (period == 9) { + if (!width) + ahc_linux_set_width(starget, 1); + } else if (period == 9) period = 10; /* if resetting DT, period must be >= 25ns */ - ppr_options &= ~MSG_EXT_PPR_DT_REQ; - } ahc_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, starget->channel + 'A', ROLE_INITIATOR);