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authorBradley Grove <bgrove@attotech.com>2013-12-19 10:50:57 -0500
committerJames Bottomley <JBottomley@Parallels.com>2014-03-15 10:18:59 -0700
commit81b86d4d275244ad7e134e95cbcfee49198da854 (patch)
tree92865a11619e4365b20c2145aa9538f5e831347f /drivers/scsi/pm8001
parentf49d2132ab050c46f04ef21d43ba475cfec008ea (diff)
[SCSI] pm80xx: Enable BAR shift to avoid BIOS conflict with MPI space for ATTO pm8001 based HBAs.
Signed-off-by: Bradley Grove <bgrove@attotech.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/pm8001')
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index 46ace52eeb2d..561ca2c348d6 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -644,7 +644,7 @@ static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid);
/* 8081 controllers need BAR shift to access MPI space
* as this is shared with BIOS data */
- if (deviceid == 0x8081) {
+ if (deviceid == 0x8081 || deviceid == 0x0042) {
if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Shift Bar4 to 0x%x failed\n",
@@ -673,7 +673,7 @@ static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
for (i = 0; i < PM8001_MAX_OUTB_NUM; i++)
update_outbnd_queue_table(pm8001_ha, i);
/* 8081 controller donot require these operations */
- if (deviceid != 0x8081) {
+ if (deviceid != 0x8081 && deviceid != 0x0042) {
mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
/* 7->130ms, 34->500ms, 119->1.5s */
mpi_set_open_retry_interval_reg(pm8001_ha, 119);
@@ -701,7 +701,7 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
u32 gst_len_mpistate;
u16 deviceid;
pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid);
- if (deviceid == 0x8081) {
+ if (deviceid == 0x8081 || deviceid == 0x0042) {
if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Shift Bar4 to 0x%x failed\n",