scsi: qla2xxx: Add support for multiple fwdump templates/segments

This patch adds multipe firmware dump template and segments support for
ISP27XX/28XX.

Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Author: Joe Carnuccio

drivers/scsi/qla2xxx/qla_bsg.c

@@ -84,8 +84,7 @@ qla24xx_fcp_prio_cfg_valid(scsi_qla_host_t *vha,
 		return 0;
 	}
 
-	if (bcode[0] != 'H' || bcode[1] != 'Q' || bcode[2] != 'O' ||
-			bcode[3] != 'S') {
+	if (memcmp(bcode, "HQOS", 4)) {
 		/* Invalid FCP priority data header*/
 		ql_dbg(ql_dbg_user, vha, 0x7052,
 		    "Invalid FCP Priority data header. bcode=0x%x.\n",

drivers/scsi/qla2xxx/qla_def.h

@@ -4030,9 +4030,11 @@ struct qla_hw_data {
 	uint8_t		pep_version[3];
 
 	/* Firmware dump template */
-	void		*fw_dump_template;
-	uint32_t	fw_dump_template_len;
-	/* Firmware dump information. */
+	struct fwdt {
+		void *template;
+		ulong length;
+		ulong dump_size;
+	} fwdt[2];
 	struct qla2xxx_fw_dump *fw_dump;
 	uint32_t	fw_dump_len;
 	bool		fw_dumped;
@@ -4075,7 +4077,6 @@ struct qla_hw_data {
 	uint16_t	product_id[4];
 
 	uint8_t		model_number[16+1];
-#define BINZERO		"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
 	char		model_desc[80];
 	uint8_t		adapter_id[16+1];
 

drivers/scsi/qla2xxx/qla_gbl.h

@@ -611,7 +611,7 @@ extern void qla82xx_fw_dump(scsi_qla_host_t *, int);
 extern void qla8044_fw_dump(scsi_qla_host_t *, int);
 
 extern void qla27xx_fwdump(scsi_qla_host_t *, int);
-extern ulong qla27xx_fwdt_calculate_dump_size(struct scsi_qla_host *);
+extern ulong qla27xx_fwdt_calculate_dump_size(struct scsi_qla_host *, void *);
 extern int qla27xx_fwdt_template_valid(void *);
 extern ulong qla27xx_fwdt_template_size(void *);