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Subject[PATCH 1/2] pinctrl: st: Use const qualifier when required
Date
This patch adds const qualifier where applicable.

CC: Linus Walleij <linus.walleij@linaro.com>
Reported-by: Joe Perches <joe@perches.com>

Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
---
drivers/pinctrl/pinctrl-st.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
index bd725b0..868f10f 100644
--- a/drivers/pinctrl/pinctrl-st.c
+++ b/drivers/pinctrl/pinctrl-st.c
@@ -242,13 +242,13 @@ struct st_pio_control {
};

struct st_pctl_data {
- enum st_retime_style rt_style;
- unsigned int *input_delays;
- int ninput_delays;
- unsigned int *output_delays;
- int noutput_delays;
+ const enum st_retime_style rt_style;
+ const unsigned int *input_delays;
+ const int ninput_delays;
+ const unsigned int *output_delays;
+ const int noutput_delays;
/* register offset information */
- int alt, oe, pu, od, rt;
+ const int alt, oe, pu, od, rt;
};

struct st_pinconf {
@@ -342,8 +342,8 @@ struct st_pinctrl {

/* SOC specific data */
/* STiH415 data */
-static unsigned int stih415_input_delays[] = {0, 500, 1000, 1500};
-static unsigned int stih415_output_delays[] = {0, 1000, 2000, 3000};
+static const unsigned int stih415_input_delays[] = {0, 500, 1000, 1500};
+static const unsigned int stih415_output_delays[] = {0, 1000, 2000, 3000};

#define STIH415_PCTRL_COMMON_DATA \
.rt_style = st_retime_style_packed, \
@@ -378,8 +378,8 @@ static const struct st_pctl_data stih415_right_data = {
};

/* STiH416 data */
-static unsigned int stih416_delays[] = {0, 300, 500, 750, 1000, 1250, 1500,
- 1750, 2000, 2250, 2500, 2750, 3000, 3250 };
+static const unsigned int stih416_delays[] = {0, 300, 500, 750, 1000, 1250,
+ 1500, 1750, 2000, 2250, 2500, 2750, 3000, 3250 };

static const struct st_pctl_data stih416_data = {
.rt_style = st_retime_style_dedicated,
@@ -468,7 +468,7 @@ static void st_pctl_set_function(struct st_pio_control *pc,
static unsigned long st_pinconf_delay_to_bit(unsigned int delay,
const struct st_pctl_data *data, unsigned long config)
{
- unsigned int *delay_times;
+ const unsigned int *delay_times;
int num_delay_times, i, closest_index = -1;
unsigned int closest_divergence = UINT_MAX;

@@ -501,7 +501,7 @@ static unsigned long st_pinconf_delay_to_bit(unsigned int delay,
static unsigned long st_pinconf_bit_to_delay(unsigned int index,
const struct st_pctl_data *data, unsigned long output)
{
- unsigned int *delay_times;
+ const unsigned int *delay_times;
int num_delay_times;

if (output) {
--
1.9.0


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