From: Raghava Aditya Renukunta <raghavaaditya.renukunta@xxxxxxxx>
Added module parameter that disables device ID wild card binding.
Signed-off-by: Raghava Aditya Renukunta <raghavaaditya.renukunta@xxxxxxxx>
---
drivers/scsi/aacraid/aachba.c | 5 +++++
drivers/scsi/aacraid/aacraid.h | 1 +
drivers/scsi/aacraid/linit.c | 5 +++++
3 files changed, 11 insertions(+)
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 06cbab8..87f4f21 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -315,6 +315,11 @@ MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n"
"\t1 - Array Meta Data Signature (default)\n"
"\t2 - Adapter Serial Number");
+int aac_disable_device_id_wildcards;
+module_param_named(disable_device_id_wildcards,
+ aac_disable_device_id_wildcards, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(disable_device_id_wildcards,
+ "Disable device ID wildcards");
static inline int aac_valid_context(struct scsi_cmnd *scsicmd,
struct fib *fibptr) {
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 594de5f..7708a2c 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -2177,3 +2177,4 @@ extern int aac_commit;
extern int update_interval;
extern int check_interval;
extern int aac_check_reset;
+extern int aac_disable_device_id_wildcards;
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 3a4dbe7..2094842 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -1135,6 +1135,11 @@ static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
u64 dmamask;
extern int aac_sync_mode;
+ if (aac_disable_device_id_wildcards &&
+ id->subvendor == PCI_ANY_ID &&
+ id->subdevice == PCI_ANY_ID)
+ return -ENODEV;
+
/*
* Only series 7 needs freset.
*/
--
1.9.1
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