From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Thu, 28 Aug 2014 15:44:43 +0100 Subject: [PATCH 1/4] mfd: 88pm860x-i2c: Purge unused functions Message-ID: <1409237086-21421-1-git-send-email-lee.jones@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The following functions appear to be unused since v2.6.39: pm860x_page_reg_read() pm860x_page_bulk_write() pm860x_page_set_bits() Let's remove them. Signed-off-by: Lee Jones --- drivers/mfd/88pm860x-i2c.c | 64 ---------------------------------------------- 1 file changed, 64 deletions(-) diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c index a93b4d0..7063cfd 100644 --- a/drivers/mfd/88pm860x-i2c.c +++ b/drivers/mfd/88pm860x-i2c.c @@ -140,26 +140,6 @@ static int write_device(struct i2c_client *i2c, int reg, return 0; } -int pm860x_page_reg_read(struct i2c_client *i2c, int reg) -{ - unsigned char zero = 0; - unsigned char data; - int ret; - - i2c_lock_adapter(i2c->adapter); - read_device(i2c, 0xFA, 0, &zero); - read_device(i2c, 0xFB, 0, &zero); - read_device(i2c, 0xFF, 0, &zero); - ret = read_device(i2c, reg, 1, &data); - if (ret >= 0) - ret = (int)data; - read_device(i2c, 0xFE, 0, &zero); - read_device(i2c, 0xFC, 0, &zero); - i2c_unlock_adapter(i2c->adapter); - return ret; -} -EXPORT_SYMBOL(pm860x_page_reg_read); - int pm860x_page_reg_write(struct i2c_client *i2c, int reg, unsigned char data) { @@ -195,47 +175,3 @@ int pm860x_page_bulk_read(struct i2c_client *i2c, int reg, return ret; } EXPORT_SYMBOL(pm860x_page_bulk_read); - -int pm860x_page_bulk_write(struct i2c_client *i2c, int reg, - int count, unsigned char *buf) -{ - unsigned char zero = 0; - int ret; - - i2c_lock_adapter(i2c->adapter); - read_device(i2c, 0xFA, 0, &zero); - read_device(i2c, 0xFB, 0, &zero); - read_device(i2c, 0xFF, 0, &zero); - ret = write_device(i2c, reg, count, buf); - read_device(i2c, 0xFE, 0, &zero); - read_device(i2c, 0xFC, 0, &zero); - i2c_unlock_adapter(i2c->adapter); - i2c_unlock_adapter(i2c->adapter); - return ret; -} -EXPORT_SYMBOL(pm860x_page_bulk_write); - -int pm860x_page_set_bits(struct i2c_client *i2c, int reg, - unsigned char mask, unsigned char data) -{ - unsigned char zero; - unsigned char value; - int ret; - - i2c_lock_adapter(i2c->adapter); - read_device(i2c, 0xFA, 0, &zero); - read_device(i2c, 0xFB, 0, &zero); - read_device(i2c, 0xFF, 0, &zero); - ret = read_device(i2c, reg, 1, &value); - if (ret < 0) - goto out; - value &= ~mask; - value |= data; - ret = write_device(i2c, reg, 1, &value); -out: - read_device(i2c, 0xFE, 0, &zero); - read_device(i2c, 0xFC, 0, &zero); - i2c_unlock_adapter(i2c->adapter); - return ret; -} -EXPORT_SYMBOL(pm860x_page_set_bits); -- 1.9.1