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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2009-04-06 22:33:49 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-05-20 17:21:11 -0500
commite337d9070e5821e7c8e5973679bdd34376263bd1 (patch)
tree6c0ac2b24d6b8eca0fadc632f9f70c90cdcf4c31 /drivers/scsi/qla2xxx
parentb469a7cbe9bf68939c90f4ac6bc2bb99e47d7229 (diff)
[SCSI] qla2xxx: Add an override option to specify ISP firmware load semantics.
As it may be useful during debugging to use a specific firmware image. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/qla2xxx')
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c6
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c10
3 files changed, 17 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 5347e35e7d6..f17d525897a 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -69,6 +69,7 @@ extern int ql2xqfulltracking;
extern int ql2xiidmaenable;
extern int ql2xmaxqueues;
extern int ql2xmultique_tag;
+extern int ql2xfwloadbin;
extern int qla2x00_loop_reset(scsi_qla_host_t *);
extern void qla2x00_abort_all_cmds(scsi_qla_host_t *, int);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 138ae88e9e4..4952fc19aa2 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -4111,6 +4111,9 @@ qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
{
int rval;
+ if (ql2xfwloadbin == 1)
+ return qla81xx_load_risc(vha, srisc_addr);
+
/*
* FW Load priority:
* 1) Firmware via request-firmware interface (.bin file).
@@ -4128,6 +4131,9 @@ qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
{
int rval;
+ if (ql2xfwloadbin == 2)
+ return qla24xx_load_risc(vha, srisc_addr);
+
/*
* FW Load priority:
* 1) Firmware residing in flash.
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 155a204ed8e..88a75d0a8d7 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -111,6 +111,16 @@ MODULE_PARM_DESC(ql2xmultique_tag,
"Enables CPU affinity settings for the driver "
"Default is 0 for no affinity of request and response IO. "
"Set it to 1 to turn on the cpu affinity.");
+
+int ql2xfwloadbin;
+module_param(ql2xfwloadbin, int, S_IRUGO|S_IRUSR);
+MODULE_PARM_DESC(ql2xfwloadbin,
+ "Option to specify location from which to load ISP firmware:\n"
+ " 2 -- load firmware via the request_firmware() (hotplug)\n"
+ " interface.\n"
+ " 1 -- load firmware from flash.\n"
+ " 0 -- use default semantics.\n");
+
/*
* SCSI host template entry points
*/