From e337d9070e5821e7c8e5973679bdd34376263bd1 Mon Sep 17 00:00:00 2001 From: Andrew Vasquez Date: Mon, 6 Apr 2009 22:33:49 -0700 Subject: [PATCH] [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 Signed-off-by: James Bottomley --- drivers/scsi/qla2xxx/qla_gbl.h | 1 + drivers/scsi/qla2xxx/qla_init.c | 6 ++++++ drivers/scsi/qla2xxx/qla_os.c | 10 ++++++++++ 3 files changed, 17 insertions(+) diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 5347e35e7d61..f17d525897a0 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 138ae88e9e4d..4952fc19aa20 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 155a204ed8e5..88a75d0a8d7e 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 */ -- GitLab