Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
index 470d4f7..6f5840a 100644
--- a/drivers/pwm/pwm-sun4i.c
+++ b/drivers/pwm/pwm-sun4i.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver for Allwinner sun4i Pulse Width Modulation Controller
*
* Copyright (C) 2014 Alexandre Belloni <alexandre.belloni@free-electrons.com>
- *
- * Licensed under GPLv2.
*/
#include <linux/bitops.h>
@@ -146,7 +145,7 @@
}
static int sun4i_pwm_calculate(struct sun4i_pwm_chip *sun4i_pwm,
- struct pwm_state *state,
+ const struct pwm_state *state,
u32 *dty, u32 *prd, unsigned int *prsclr)
{
u64 clk_rate, div = 0;
@@ -193,17 +192,11 @@
*dty = div;
*prsclr = prescaler;
- div = (u64)pval * NSEC_PER_SEC * *prd;
- state->period = DIV_ROUND_CLOSEST_ULL(div, clk_rate);
-
- div = (u64)pval * NSEC_PER_SEC * *dty;
- state->duty_cycle = DIV_ROUND_CLOSEST_ULL(div, clk_rate);
-
return 0;
}
static int sun4i_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
- struct pwm_state *state)
+ const struct pwm_state *state)
{
struct sun4i_pwm_chip *sun4i_pwm = to_sun4i_pwm_chip(chip);
struct pwm_state cstate;