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scsi: hisi_sas: Fix type casting and missing static qualifier in debugfs code 

Sparse can detect some type casting issues in the debugfs code, so fix it
up.

Also a missing static qualifier is added to hisi_sas_debugfs_to_reg_name().

Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry 2019-01-25 22:22:28 +08:00 committed by Martin K. Petersen
parent c2c7e74057
commit 5b0eeac4be
2 changed files with 13 additions and 12 deletions
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4
drivers/scsi/hisi_sas/hisi_sas.h
View File

@ -359,8 +359,8 @@ struct hisi_hba {
u32 intr_coal_count; /* Interrupt count to coalesce */
/* debugfs memories */
void *debugfs_global_reg;
void *debugfs_port_reg[HISI_SAS_MAX_PHYS];
u32 *debugfs_global_reg;
u32 *debugfs_port_reg[HISI_SAS_MAX_PHYS];
void *debugfs_complete_hdr[HISI_SAS_MAX_QUEUES];
struct hisi_sas_cmd_hdr *debugfs_cmd_hdr[HISI_SAS_MAX_QUEUES];
struct hisi_sas_iost *debugfs_iost;

21
drivers/scsi/hisi_sas/hisi_sas_main.c
View File

@ -2543,7 +2543,7 @@ static void hisi_sas_debugfs_snapshot_iost_reg(struct hisi_hba *hisi_hba)
}
}
const char *
static const char *
hisi_sas_debugfs_to_reg_name(int off, int base_off,
const struct hisi_sas_debugfs_reg_lu *lu)
{
@ -2570,10 +2570,10 @@ static void hisi_sas_debugfs_print_reg(u32 *regs_val, const void *ptr,
if (name)
seq_printf(s, "0x%08x 0x%08x %s\n", off,
le32_to_cpu(regs_val[i]), name);
regs_val[i], name);
else
seq_printf(s, "0x%08x 0x%08x\n", off,
le32_to_cpu(regs_val[i]));
regs_val[i]);
}
}
@ -2583,7 +2583,7 @@ static int hisi_sas_debugfs_global_show(struct seq_file *s, void *p)
const struct hisi_sas_hw *hw = hisi_hba->hw;
const struct hisi_sas_debugfs_reg *reg_global = hw->debugfs_reg_global;
hisi_sas_debugfs_print_reg((u32 *)hisi_hba->debugfs_global_reg,
hisi_sas_debugfs_print_reg(hisi_hba->debugfs_global_reg,
reg_global, s);
return 0;
@ -2630,7 +2630,7 @@ static const struct file_operations hisi_sas_debugfs_port_fops = {
};
static int hisi_sas_show_row_64(struct seq_file *s, int index,
int sz, u64 *ptr)
int sz, __le64 *ptr)
{
int i;
@ -2648,7 +2648,7 @@ static int hisi_sas_show_row_64(struct seq_file *s, int index,
}
static int hisi_sas_show_row_32(struct seq_file *s, int index,
int sz, u32 *ptr)
int sz, __le32 *ptr)
{
int i;
@ -2668,7 +2668,7 @@ static int hisi_sas_cq_show_slot(struct seq_file *s, int slot, void *cq_ptr)
struct hisi_sas_cq *cq = cq_ptr;
struct hisi_hba *hisi_hba = cq->hisi_hba;
void *complete_queue = hisi_hba->debugfs_complete_hdr[cq->id];
void *complete_hdr = complete_queue +
__le32 *complete_hdr = complete_queue +
(hisi_hba->hw->complete_hdr_size * slot);
return hisi_sas_show_row_32(s, slot,
@ -2707,8 +2707,8 @@ static int hisi_sas_dq_show_slot(struct seq_file *s, int slot, void *dq_ptr)
struct hisi_sas_dq *dq = dq_ptr;
struct hisi_hba *hisi_hba = dq->hisi_hba;
void *cmd_queue = hisi_hba->debugfs_cmd_hdr[dq->id];
void *cmd_hdr = cmd_queue +
hisi_hba->hw->complete_hdr_size * slot;
__le32 *cmd_hdr = cmd_queue +
sizeof(struct hisi_sas_cmd_hdr) * slot;
return hisi_sas_show_row_32(s, slot, sizeof(struct hisi_sas_cmd_hdr),
cmd_hdr);
@ -2744,10 +2744,11 @@ static int hisi_sas_debugfs_iost_show(struct seq_file *s, void *p)
struct hisi_hba *hisi_hba = s->private;
struct hisi_sas_iost *debugfs_iost = hisi_hba->debugfs_iost;
int i, ret, max_command_entries = hisi_hba->hw->max_command_entries;
__le64 *iost = &debugfs_iost->qw0;
for (i = 0; i < max_command_entries; i++, debugfs_iost++) {
ret = hisi_sas_show_row_64(s, i, sizeof(*debugfs_iost),
(u64 *)debugfs_iost);
iost);
if (ret)
return ret;
}