[PATCH 17/19] aacraid : Add reset debugging statements

Raghava Aditya Renukunta
2017-05-07T21:44:38Z

Added info and error messages in controller reset function to log
information about the status of the IOP/SOFT reset.

Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
---
drivers/scsi/aacraid/src.c | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c
index 10a589b..5367d3f 100644
--- a/drivers/scsi/aacraid/src.c
+++ b/drivers/scsi/aacraid/src.c
@@ -761,8 +761,7 @@ static int aac_src_restart_adapter(struct aac_dev *dev, int bled, u8 reset_type)
goto invalid_out;

if (bled)
- pr_err("%s%d: adapter kernel panic'd %x.\n",
- dev->name, dev->id, bled);
+ dev_err(&dev->pdev->dev, "adapter kernel panic'd %x.\n", bled);

/*
* When there is a BlinkLED, IOP_RESET has not effect
@@ -772,7 +771,10 @@ static int aac_src_restart_adapter(struct aac_dev *dev, int bled, u8 reset_type)

dev->a_ops.adapter_enable_int = aac_src_disable_interrupt;

+ dev_err(&dev->pdev->dev, "Controller reset type is %d\n", reset_type);
+
if (reset_type & HW_IOP_RESET) {
+ dev_info(&dev->pdev->dev, "Issuing IOP reset\n");
aac_send_iop_reset(dev);

/*
@@ -781,16 +783,20 @@ static int aac_src_restart_adapter(struct aac_dev *dev, int bled, u8 reset_type)
is_ctrl_up = aac_is_ctrl_up_and_running(dev);
if (!is_ctrl_up)
dev_err(&dev->pdev->dev, "IOP reset failed\n");
- else
+ else {
+ dev_info(&dev->pdev->dev, "IOP reset succeded\n");
goto set_startup;
+ }
}

if (!dev->sa_firmware) {
+ dev_err(&dev->pdev->dev, "ARC Reset attempt failed\n");
ret = -ENODEV;
goto out;
}

if (reset_type & HW_SOFT_RESET) {
+ dev_info(&dev->pdev->dev, "Issuing SOFT reset\n");
aac_send_hardware_soft_reset(dev);
dev->msi_enabled = 0;

@@ -799,7 +805,8 @@ static int aac_src_restart_adapter(struct aac_dev *dev, int bled, u8 reset_type)
dev_err(&dev->pdev->dev, "SOFT reset failed\n");
ret = -ENODEV;
goto out;
- }
+ } else
+ dev_info(&dev->pdev->dev, "SOFT reset succeded\n");
}

set_startup:
--
2.7.4