From 6b24d425881792b16ccf2189b43d57b4aff2a4e6 Mon Sep 17 00:00:00 2001 From: Raghava Aditya Renukunta Date: Wed, 10 May 2017 09:39:43 -0700 Subject: [PATCH] scsi: aacraid: Using single reset mask for IOP reset 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 Reviewed-by: David Carroll Signed-off-by: Martin K. Petersen --- drivers/scsi/aacraid/aacraid.h | 5 ++++- drivers/scsi/aacraid/src.c | 16 ++-------------- 2 files changed, 6 insertions(+), 15 deletions(-) diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index cb7d69939a34..c74e1aa18a20 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -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 diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c index 7b0410e0f569..f278a21c86db 100644 --- a/drivers/scsi/aacraid/src.c +++ b/drivers/scsi/aacraid/src.c @@ -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); } -- 2.20.1