twl4030-core: allow reading entire register banks

Minor change to the TWL4030 utility interface:  support reads
of all 256 bytes in each register bank (vs just 255).  This
can help when debugging, but is otherwise a NOP.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
index 3fc54bf6397b424e994cc7b79ab65d14bf50665a..cf687fb9648f96e30cfc35aad9fd9b9fa5df7620 100644 (file)
--- a/drivers/mfd/twl4030-core.c
+++ b/drivers/mfd/twl4030-core.c
@@ -233,7 +233,7 @@ extern void twl4030_power_init(struct twl4030_power_data *triton2_scripts);
  *
  * Returns the result of operation - 0 is success
  */
-int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, u8 num_bytes)
+int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
 {
        int ret;
        int sid;
@@ -282,7 +282,7 @@ EXPORT_SYMBOL(twl4030_i2c_write);
  *
  * Returns result of operation - num_bytes is success else failure.
  */
-int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, u8 num_bytes)
+int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
 {
        int ret;
        u8 val;

diff --git a/include/linux/i2c/twl4030.h b/include/linux/i2c/twl4030.h
index 64134ffd250969ff71d2aca56b3682d66281e627..0e462e538f6d9e8295938a3655d52c8b46446cba 100644 (file)
--- a/include/linux/i2c/twl4030.h
+++ b/include/linux/i2c/twl4030.h
@@ -78,8 +78,8 @@ int twl4030_i2c_read_u8(u8 mod_no, u8 *val, u8 reg);
  * IMPORTANT:  For twl4030_i2c_write(), allocate num_bytes + 1
  * for the value, and populate your data starting at offset 1.
  */
-int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, u8 num_bytes);
-int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, u8 num_bytes);
+int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes);
+int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes);
 
 /*----------------------------------------------------------------------*/