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staging: kpc2000: kpc_spi: remove function kp_spi_bytes_per_word()

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The static function kp_spi_bytes_per_word() is defined in kpc2000_spi.c,
but it is completely unused. As this function is unused, it can and
should be removed.

Signed-off-by: Geordan Neukum <gneukum1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Geordan Neukum 2019-06-02 15:58:36 +00:00 • committed by Greg Kroah-Hartman
commit 1914e9ebd3
1 changed files with 0 additions and 14 deletions
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14
drivers/staging/kpc2000/kpc2000_spi.c
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@ -162,20 +162,6 @@ union kp_spi_ffctrl {
/***************
* SPI Helpers *
***************/
static inline int
kp_spi_bytes_per_word(int word_len)
{
if (word_len <= 8){
return 1;
}
else if (word_len <= 16) {
return 2;
}
else { /* word_len <= 32 */
return 4;
}
}
static inline u64
kp_spi_read_reg(struct kp_spi_controller_state *cs, int idx)
{