[SCSI] Fix uninitialised width and speed in sym2

sym2 boards without NVRAM currently negotiate narrow due to this missed
initialisation

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/sym53c8xx_2/sym_hipd.c

@@ -919,6 +919,8 @@ static int sym_prepare_setting(struct Scsi_Host *shost, struct sym_hcb *np, stru
 
 		tp->usrflags |= (SYM_DISC_ENABLED | SYM_TAGS_ENABLED);
 		tp->usrtags = SYM_SETUP_MAX_TAG;
+		tp->usr_width = np->maxwide;
+		tp->usr_period = 9;
 
 		sym_nvram_setup_target(tp, i, nvram);