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scsi: aacraid: Using single reset mask for IOP reset

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The driver can now trigger IOP reset with a single reset mask. Removed
code that retrieves a reset_mask from the firmware.

Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Reviewed-by: David Carroll <david.carroll@microsemi.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Raghava Aditya Renukunta 2017-05-10 09:39:43 -07:00 committed by Martin K. Petersen
parent 144ecd41f0
commit 6b24d42588
2 changed files with 6 additions and 15 deletions
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5
drivers/scsi/aacraid/aacraid.h
View file

@ -2378,6 +2378,7 @@ struct revision
#define SOFT_RESET_TIME 60
struct aac_common
{
/*
@ -2488,7 +2489,9 @@ struct aac_hba_info {
#define IOP_RESET_FW_FIB_DUMP 0x00000034
#define IOP_RESET 0x00001000
#define IOP_RESET_ALWAYS 0x00001001
#define RE_INIT_ADAPTER 0x000000ee
#define RE_INIT_ADAPTER 0x000000ee
#define IOP_SRC_RESET_MASK 0x00000100
/*
* Adapter Status Register

16
drivers/scsi/aacraid/src.c
View file

@ -704,22 +704,10 @@ static void aac_send_iop_reset(struct aac_dev *dev, int bled)
0, 0, 0, 0, 0, 0, &var,
&reset_mask, NULL, NULL, NULL);
if ((bled || var != 0x00000001) && !dev->doorbell_mask)
bled = -EINVAL;
else if (dev->doorbell_mask) {
reset_mask = dev->doorbell_mask;
bled = 0;
var = 0x00000001;
}
aac_set_intx_mode(dev);
if (!bled && (dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_DOORBELL_RESET)) {
src_writel(dev, MUnit.IDR, reset_mask);
} else {
src_writel(dev, MUnit.IDR, 0x100);
}
src_writel(dev, MUnit.IDR, IOP_SRC_RESET_MASK);
msleep(30000);
}