diff options
Diffstat (limited to 'drivers/scsi')
-rw-r--r-- | drivers/scsi/aic7xxx/aic79xx_osm.c | 23 | ||||
-rw-r--r-- | drivers/scsi/aic7xxx/aic7xxx_osm.c | 11 |
2 files changed, 21 insertions, 13 deletions
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 286ab83116f..a055a96e3ad 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -2284,9 +2284,12 @@ static void ahd_linux_set_period(struct scsi_target *starget, int period) if (period < 8) period = 8; if (period < 10) { - ppr_options |= MSG_EXT_PPR_DT_REQ; - if (period == 8) - ppr_options |= MSG_EXT_PPR_IU_REQ; + if (spi_max_width(starget)) { + ppr_options |= MSG_EXT_PPR_DT_REQ; + if (period == 8) + ppr_options |= MSG_EXT_PPR_IU_REQ; + } else + period = 10; } dt = ppr_options & MSG_EXT_PPR_DT_REQ; @@ -2365,7 +2368,7 @@ static void ahd_linux_set_dt(struct scsi_target *starget, int dt) printf("%s: %s DT\n", ahd_name(ahd), dt ? "enabling" : "disabling"); #endif - if (dt) { + if (dt && spi_max_width(starget)) { ppr_options |= MSG_EXT_PPR_DT_REQ; if (!width) ahd_linux_set_width(starget, 1); @@ -2447,7 +2450,7 @@ static void ahd_linux_set_iu(struct scsi_target *starget, int iu) iu ? "enabling" : "disabling"); #endif - if (iu) { + if (iu && spi_max_width(starget)) { ppr_options |= MSG_EXT_PPR_IU_REQ; ppr_options |= MSG_EXT_PPR_DT_REQ; /* IU requires DT */ } @@ -2487,7 +2490,7 @@ static void ahd_linux_set_rd_strm(struct scsi_target *starget, int rdstrm) rdstrm ? "enabling" : "disabling"); #endif - if (rdstrm) + if (rdstrm && spi_max_width(starget)) ppr_options |= MSG_EXT_PPR_RD_STRM; ahd_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, @@ -2523,7 +2526,7 @@ static void ahd_linux_set_wr_flow(struct scsi_target *starget, int wrflow) wrflow ? "enabling" : "disabling"); #endif - if (wrflow) + if (wrflow && spi_max_width(starget)) ppr_options |= MSG_EXT_PPR_WR_FLOW; ahd_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, @@ -2567,7 +2570,7 @@ static void ahd_linux_set_rti(struct scsi_target *starget, int rti) rti ? "enabling" : "disabling"); #endif - if (rti) + if (rti && spi_max_width(starget)) ppr_options |= MSG_EXT_PPR_RTI; ahd_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, @@ -2603,7 +2606,7 @@ static void ahd_linux_set_pcomp_en(struct scsi_target *starget, int pcomp) pcomp ? "Enable" : "Disable"); #endif - if (pcomp) { + if (pcomp && spi_max_width(starget)) { uint8_t precomp; if (ahd->unit < ARRAY_SIZE(aic79xx_iocell_info)) { @@ -2647,7 +2650,7 @@ static void ahd_linux_set_hold_mcs(struct scsi_target *starget, int hold) unsigned int dt = ppr_options & MSG_EXT_PPR_DT_REQ; unsigned long flags; - if (hold) + if (hold && spi_max_width(starget)) ppr_options |= MSG_EXT_PPR_HOLD_MCS; ahd_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index 1803ab6fc21..2e9c38f2e8a 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -2317,8 +2317,13 @@ static void ahc_linux_set_period(struct scsi_target *starget, int period) if (period < 9) period = 9; /* 12.5ns is our minimum */ - if (period == 9) - ppr_options |= MSG_EXT_PPR_DT_REQ; + if (period == 9) { + if (spi_max_width(starget)) + ppr_options |= MSG_EXT_PPR_DT_REQ; + else + /* need wide for DT and need DT for 12.5 ns */ + period = 10; + } ahc_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, starget->channel + 'A', ROLE_INITIATOR); @@ -2381,7 +2386,7 @@ static void ahc_linux_set_dt(struct scsi_target *starget, int dt) unsigned long flags; struct ahc_syncrate *syncrate; - if (dt) { + if (dt && spi_max_width(starget)) { ppr_options |= MSG_EXT_PPR_DT_REQ; if (!width) ahc_linux_set_width(starget, 1); |