linux-kernel - [PATCH 4/5] staging: kpc2000: kpc_spi: remove function kp_spi_bytes_per

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Message-Id: <b086eac79a4061c7cd67bd587de9d302f9820610.1559488571.git.gneukum1@gmail.com>
Date:   Sun,  2 Jun 2019 15:58:36 +0000
From:   Geordan Neukum <gneukum1@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Jeremy Sowden <jeremy@...zel.net>, Mao Wenan <maowenan@...wei.com>,
        YueHaibing <yuehaibing@...wei.com>,
        Nathan Chancellor <natechancellor@...il.com>,
        Geordan Neukum <gneukum1@...il.com>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 4/5] staging: kpc2000: kpc_spi: remove function kp_spi_bytes_per_word()

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@...il.com>
---
 drivers/staging/kpc2000/kpc2000_spi.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/drivers/staging/kpc2000/kpc2000_spi.c b/drivers/staging/kpc2000/kpc2000_spi.c
index 049b1e324031..b513432a26ed 100644
--- a/drivers/staging/kpc2000/kpc2000_spi.c
+++ b/drivers/staging/kpc2000/kpc2000_spi.c
@@ -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)
 {
-- 
2.21.0