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Subject[PATCH v2 03/11] mfd: twl-core: No need to check for invalid subchip ID
Date
The module id table no longer can have invalid/unused entries.
No need for checking the ID for validity.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
drivers/mfd/twl-core.c | 13 ++-----------
1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index b781cdd..fa1a5a0 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -72,7 +72,6 @@
#define SUB_CHIP_ID1 1
#define SUB_CHIP_ID2 2
#define SUB_CHIP_ID3 3
-#define SUB_CHIP_ID_INVAL 0xff

/* Base Address defns for twl4030_map[] */

@@ -326,12 +325,8 @@ int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
pr_err("%s: not initialized\n", DRIVER_NAME);
return -EPERM;
}
+
sid = twl_map[mod_no].sid;
- if (unlikely(sid == SUB_CHIP_ID_INVAL)) {
- pr_err("%s: module %d is not part of the pmic\n",
- DRIVER_NAME, mod_no);
- return -EINVAL;
- }
twl = &twl_modules[sid];

ret = regmap_bulk_write(twl->regmap, twl_map[mod_no].base + reg,
@@ -368,12 +363,8 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
pr_err("%s: not initialized\n", DRIVER_NAME);
return -EPERM;
}
+
sid = twl_map[mod_no].sid;
- if (unlikely(sid == SUB_CHIP_ID_INVAL)) {
- pr_err("%s: module %d is not part of the pmic\n",
- DRIVER_NAME, mod_no);
- return -EINVAL;
- }
twl = &twl_modules[sid];

ret = regmap_bulk_read(twl->regmap, twl_map[mod_no].base + reg,
--
1.8.1


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