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Subject[PATCH 10/13] scsi: hisi_sas: Remove some unused function arguments
Date
From: Luo Jiaxing <luojiaxing@huawei.com>

Some function arguments are unused, so remove them.

Also move the timeout print in for wait_cmds_complete_timeout_vX_hw()
callsites into that same function.

Signed-off-by: Luo Jiaxing <luojiaxing@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
---
drivers/scsi/hisi_sas/hisi_sas.h | 4 ++--
drivers/scsi/hisi_sas/hisi_sas_main.c | 5 ++---
drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 11 ++++++-----
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 17 +++++++----------
4 files changed, 17 insertions(+), 20 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index d02ab2699b9b..ccbe4563402a 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -306,8 +306,8 @@ struct hisi_sas_hw {
u32 (*get_phys_state)(struct hisi_hba *hisi_hba);
int (*write_gpio)(struct hisi_hba *hisi_hba, u8 reg_type,
u8 reg_index, u8 reg_count, u8 *write_data);
- int (*wait_cmds_complete_timeout)(struct hisi_hba *hisi_hba,
- int delay_ms, int timeout_ms);
+ void (*wait_cmds_complete_timeout)(struct hisi_hba *hisi_hba,
+ int delay_ms, int timeout_ms);
void (*snapshot_prepare)(struct hisi_hba *hisi_hba);
void (*snapshot_restore)(struct hisi_hba *hisi_hba);
void (*read_iost_itct_cache)(struct hisi_hba *hisi_hba,
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index efd0ddf24e99..b96732493137 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -1391,8 +1391,7 @@ static void hisi_sas_refresh_port_id(struct hisi_hba *hisi_hba)
}
}

-static void hisi_sas_rescan_topology(struct hisi_hba *hisi_hba, u32 old_state,
- u32 state)
+static void hisi_sas_rescan_topology(struct hisi_hba *hisi_hba, u32 state)
{
struct sas_ha_struct *sas_ha = &hisi_hba->sha;
struct asd_sas_port *_sas_port = NULL;
@@ -1553,7 +1552,7 @@ void hisi_sas_controller_reset_done(struct hisi_hba *hisi_hba)
clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);

state = hisi_hba->hw->get_phys_state(hisi_hba);
- hisi_sas_rescan_topology(hisi_hba, hisi_hba->phy_state, state);
+ hisi_sas_rescan_topology(hisi_hba, state);
}
EXPORT_SYMBOL_GPL(hisi_sas_controller_reset_done);

diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
index b01ccb38b00a..8e96a257e439 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
@@ -3498,8 +3498,8 @@ static int write_gpio_v2_hw(struct hisi_hba *hisi_hba, u8 reg_type,
return 0;
}

-static int wait_cmds_complete_timeout_v2_hw(struct hisi_hba *hisi_hba,
- int delay_ms, int timeout_ms)
+static void wait_cmds_complete_timeout_v2_hw(struct hisi_hba *hisi_hba,
+ int delay_ms, int timeout_ms)
{
struct device *dev = hisi_hba->dev;
int entries, entries_old = 0, time;
@@ -3513,12 +3513,13 @@ static int wait_cmds_complete_timeout_v2_hw(struct hisi_hba *hisi_hba,
msleep(delay_ms);
}

- if (time >= timeout_ms)
- return -ETIMEDOUT;
+ if (time >= timeout_ms) {
+ dev_dbg(dev, "Wait commands complete timeout!\n");
+ return;
+ }

dev_dbg(dev, "wait commands complete %dms\n", time);

- return 0;
}

static struct device_attribute *host_attrs_v2_hw[] = {
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 0a159df87d7b..e4db85b8af3e 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -2576,8 +2576,8 @@ static int write_gpio_v3_hw(struct hisi_hba *hisi_hba, u8 reg_type,
return 0;
}

-static int wait_cmds_complete_timeout_v3_hw(struct hisi_hba *hisi_hba,
- int delay_ms, int timeout_ms)
+static void wait_cmds_complete_timeout_v3_hw(struct hisi_hba *hisi_hba,
+ int delay_ms, int timeout_ms)
{
struct device *dev = hisi_hba->dev;
int entries, entries_old = 0, time;
@@ -2591,12 +2591,12 @@ static int wait_cmds_complete_timeout_v3_hw(struct hisi_hba *hisi_hba,
msleep(delay_ms);
}

- if (time >= timeout_ms)
- return -ETIMEDOUT;
+ if (time >= timeout_ms) {
+ dev_dbg(dev, "Wait commands complete timeout!\n");
+ return;
+ }

dev_dbg(dev, "wait commands complete %dms\n", time);
-
- return 0;
}

static ssize_t intr_conv_v3_hw_show(struct device *dev,
@@ -2877,14 +2877,11 @@ static const struct hisi_sas_debugfs_reg debugfs_ras_reg = {

static void debugfs_snapshot_prepare_v3_hw(struct hisi_hba *hisi_hba)
{
- struct device *dev = hisi_hba->dev;
-
set_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);

hisi_sas_write32(hisi_hba, DLVRY_QUEUE_ENABLE, 0);

- if (wait_cmds_complete_timeout_v3_hw(hisi_hba, 100, 5000) == -ETIMEDOUT)
- dev_dbg(dev, "Wait commands complete timeout!\n");
+ wait_cmds_complete_timeout_v3_hw(hisi_hba, 100, 5000);

hisi_sas_kill_tasklets(hisi_hba);
}
--
2.17.1
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