[PATCH v2 1/3] arcmsr: fixed getting wrong configuration data

From: Ching Huang
Date: Tue Nov 24 2015 - 22:21:35 EST


From: Ching Huang <ching2048@xxxxxxxxxxxx>

Fixed getting wrong configuration data of adapter type B and type D.

Signed-of-by: Ching Huang <ching2048@xxxxxxxxxxxx>

---

diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
--- a/drivers/scsi/arcmsr/arcmsr_hba.c 2015-11-23 16:25:22.000000000 +0800
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c 2015-11-24 11:35:26.000000000 +0800
@@ -2694,15 +2694,15 @@ static bool arcmsr_hbaB_get_config(struc
acb->firm_model,
acb->firm_version);

- acb->signature = readl(&reg->message_rwbuffer[1]);
+ acb->signature = readl(&reg->message_rwbuffer[0]);
/*firm_signature,1,00-03*/
- acb->firm_request_len = readl(&reg->message_rwbuffer[2]);
+ acb->firm_request_len = readl(&reg->message_rwbuffer[1]);
/*firm_request_len,1,04-07*/
- acb->firm_numbers_queue = readl(&reg->message_rwbuffer[3]);
+ acb->firm_numbers_queue = readl(&reg->message_rwbuffer[2]);
/*firm_numbers_queue,2,08-11*/
- acb->firm_sdram_size = readl(&reg->message_rwbuffer[4]);
+ acb->firm_sdram_size = readl(&reg->message_rwbuffer[3]);
/*firm_sdram_size,3,12-15*/
- acb->firm_hd_channels = readl(&reg->message_rwbuffer[5]);
+ acb->firm_hd_channels = readl(&reg->message_rwbuffer[4]);
/*firm_ide_channels,4,16-19*/
acb->firm_cfg_version = readl(&reg->message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/
/*firm_ide_channels,4,16-19*/
@@ -2880,15 +2880,15 @@ static bool arcmsr_hbaD_get_config(struc
iop_device_map++;
count--;
}
- acb->signature = readl(&reg->msgcode_rwbuffer[1]);
+ acb->signature = readl(&reg->msgcode_rwbuffer[0]);
/*firm_signature,1,00-03*/
- acb->firm_request_len = readl(&reg->msgcode_rwbuffer[2]);
+ acb->firm_request_len = readl(&reg->msgcode_rwbuffer[1]);
/*firm_request_len,1,04-07*/
- acb->firm_numbers_queue = readl(&reg->msgcode_rwbuffer[3]);
+ acb->firm_numbers_queue = readl(&reg->msgcode_rwbuffer[2]);
/*firm_numbers_queue,2,08-11*/
- acb->firm_sdram_size = readl(&reg->msgcode_rwbuffer[4]);
+ acb->firm_sdram_size = readl(&reg->msgcode_rwbuffer[3]);
/*firm_sdram_size,3,12-15*/
- acb->firm_hd_channels = readl(&reg->msgcode_rwbuffer[5]);
+ acb->firm_hd_channels = readl(&reg->msgcode_rwbuffer[4]);
/*firm_hd_channels,4,16-19*/
acb->firm_cfg_version = readl(&reg->msgcode_rwbuffer[25]);
pr_notice("Areca RAID Controller%d: Model %s, F/W %s\n",


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