regmap: mmio: convert some error returns to BUG()

Some of the error conditions detected by regmap_mmio_*() are pure internal
errors, rather than user-/client-triggerable conditions. Convert these to
BUG().

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Stephen Warren 2012-04-06 15:17:32 -06:00 committed by Mark Brown
parent 45f5ff8107
commit 40606dba45

View File

@ -35,8 +35,8 @@ static int regmap_mmio_gather_write(void *context,
struct regmap_mmio_context *ctx = context;
u32 offset;
if (reg_size != 4)
return -EIO;
BUG_ON(reg_size != 4);
if (val_size % ctx->val_bytes)
return -EIO;
@ -60,7 +60,7 @@ static int regmap_mmio_gather_write(void *context,
#endif
default:
/* Should be caught by regmap_mmio_check_config */
return -EIO;
BUG();
}
val_size -= ctx->val_bytes;
val += ctx->val_bytes;
@ -72,8 +72,8 @@ static int regmap_mmio_gather_write(void *context,
static int regmap_mmio_write(void *context, const void *data, size_t count)
{
if (count < 4)
return -EIO;
BUG_ON(count < 4);
return regmap_mmio_gather_write(context, data, 4, data + 4, count - 4);
}
@ -84,8 +84,8 @@ static int regmap_mmio_read(void *context,
struct regmap_mmio_context *ctx = context;
u32 offset;
if (reg_size != 4)
return -EIO;
BUG_ON(reg_size != 4);
if (val_size % ctx->val_bytes)
return -EIO;
@ -109,7 +109,7 @@ static int regmap_mmio_read(void *context,
#endif
default:
/* Should be caught by regmap_mmio_check_config */
return -EIO;
BUG();
}
val_size -= ctx->val_bytes;
val += ctx->val_bytes;