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power: supply: bq27xxx: fix __be16 warnings

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The bq27xxx_dm_reg_ptr() should return a __be16 as the result
is being passed to be16_to_cpup() to convert to the proper
cpu endian value. Move to using __be16 as appropriate to fix
the following sparse warnings:

drivers/power/supply/bq27xxx_battery.c:1293:26: warning: incorrect type in argument 1 (different base types)
drivers/power/supply/bq27xxx_battery.c:1293:26:    expected restricted __be16 const [usertype] *p
drivers/power/supply/bq27xxx_battery.c:1293:26:    got unsigned short [usertype] *prev
drivers/power/supply/bq27xxx_battery.c:1304:17: warning: incorrect type in argument 1 (different base types)
drivers/power/supply/bq27xxx_battery.c:1304:17:    expected restricted __be16 const [usertype] *p
drivers/power/supply/bq27xxx_battery.c:1304:17:    got unsigned short [usertype] *prev
drivers/power/supply/bq27xxx_battery.c:1316:15: warning: incorrect type in assignment (different base types)
drivers/power/supply/bq27xxx_battery.c:1316:15:    expected unsigned short [usertype]
drivers/power/supply/bq27xxx_battery.c:1316:15:    got restricted __be16 [usertype]

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Ben Dooks 2022-07-21 22:07:35 +01:00 committed by Sebastian Reichel
parent 4a4748f28b
commit 569581a21f
1 changed files with 3 additions and 3 deletions
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6
drivers/power/supply/bq27xxx_battery.c
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@ -1044,12 +1044,12 @@ struct bq27xxx_dm_buf {
.block = (di)->dm_regs[i].offset / BQ27XXX_DM_SZ, \
}
static inline u16 *bq27xxx_dm_reg_ptr(struct bq27xxx_dm_buf *buf,
static inline __be16 *bq27xxx_dm_reg_ptr(struct bq27xxx_dm_buf *buf,
struct bq27xxx_dm_reg *reg)
{
if (buf->class == reg->subclass_id &&
buf->block == reg->offset / BQ27XXX_DM_SZ)
return (u16 *) (buf->data + reg->offset % BQ27XXX_DM_SZ);
return (__be16 *) (buf->data + reg->offset % BQ27XXX_DM_SZ);
return NULL;
}
@ -1275,7 +1275,7 @@ static void bq27xxx_battery_update_dm_block(struct bq27xxx_device_info *di,
{
struct bq27xxx_dm_reg *reg = &di->dm_regs[reg_id];
const char *str = bq27xxx_dm_reg_name[reg_id];
u16 *prev = bq27xxx_dm_reg_ptr(buf, reg);
__be16 *prev = bq27xxx_dm_reg_ptr(buf, reg);
if (prev == NULL) {
dev_warn(di->dev, "buffer does not match %s dm spec\n", str);