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author | Ralph Wuerthner <rwuerthn@de.ibm.com> | 2006-05-22 18:24:33 +0200 |
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committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-05-28 12:45:15 -0400 |
commit | 75bfc2837bbcc329193d51e8b7115184b78beae0 (patch) | |
tree | 6d1511fce28948bd134f7148a996c04dc04e9d32 /drivers/s390/scsi/zfcp_aux.c | |
parent | b7a52fa7fff2309031a2f849bc489206afd2fa4a (diff) | |
download | op-kernel-dev-75bfc2837bbcc329193d51e8b7115184b78beae0.zip op-kernel-dev-75bfc2837bbcc329193d51e8b7115184b78beae0.tar.gz |
[SCSI] zfcp: evaluate plogi payload to set maxframe_size, supported_classes of rports
Signed-off-by: Ralph Wuerthner <rwuerthn@de.ibm.com>
Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/s390/scsi/zfcp_aux.c')
-rw-r--r-- | drivers/s390/scsi/zfcp_aux.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index bdaad55..9cd789b 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -1748,4 +1748,25 @@ zfcp_handle_els_rjt(u32 sq, struct zfcp_ls_rjt_par *rjt_par) return ret; } +/** + * zfcp_plogi_evaluate - evaluate PLOGI playload and copy important fields + * into zfcp_port structure + * @port: zfcp_port structure + * @plogi: plogi payload + */ +void +zfcp_plogi_evaluate(struct zfcp_port *port, struct fsf_plogi *plogi) +{ + port->maxframe_size = plogi->serv_param.common_serv_param[7] | + ((plogi->serv_param.common_serv_param[6] & 0x0F) << 8); + if (plogi->serv_param.class1_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS1; + if (plogi->serv_param.class2_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS2; + if (plogi->serv_param.class3_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS3; + if (plogi->serv_param.class4_serv_param[0] & 0x80) + port->supported_classes |= FC_COS_CLASS4; +} + #undef ZFCP_LOG_AREA |