[PATCH 2/2] pm80xx: Enable BAR shift to avoid BIOS conflict with MPI space for ATTO pm8001 based HBAs.

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Signed-off-by: Bradley Grove <bgrove@xxxxxxxxxxxx>
---
 drivers/scsi/pm8001/pm8001_hwi.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index 46ace52..561ca2c 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",
-- 
1.8.3.1

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