[PATCH 1/2] clocksource: timer-dm: Make unexported functions static
From: Ladislav Michl
Date: Mon Dec 18 2017 - 06:31:04 EST
As dmtimer no longer exports functions, there is no point
to have them non-static. Also delete those not used anywhere.
Signed-off-by: Ladislav Michl <ladis@xxxxxxxxxxxxxx>
---
drivers/clocksource/timer-dm.c | 125 ++++++++---------------------------------
include/clocksource/dmtimer.h | 26 ---------
2 files changed, 23 insertions(+), 128 deletions(-)
diff --git a/drivers/clocksource/timer-dm.c b/drivers/clocksource/timer-dm.c
index 392978ccd8a6..ec3a28c90c70 100644
--- a/drivers/clocksource/timer-dm.c
+++ b/drivers/clocksource/timer-dm.c
@@ -204,16 +204,6 @@ static inline u32 omap_dm_timer_reserved_systimer(int id)
return (omap_reserved_systimers & (1 << (id - 1))) ? 1 : 0;
}
-int omap_dm_timer_reserve_systimer(int id)
-{
- if (omap_dm_timer_reserved_systimer(id))
- return -ENODEV;
-
- omap_reserved_systimers |= (1 << (id - 1));
-
- return 0;
-}
-
static struct omap_dm_timer *_omap_dm_timer_request(int req_type, void *data)
{
struct omap_dm_timer *timer = NULL, *t;
@@ -298,16 +288,16 @@ static struct omap_dm_timer *_omap_dm_timer_request(int req_type, void *data)
return timer;
}
-struct omap_dm_timer *omap_dm_timer_request(void)
+static struct omap_dm_timer *omap_dm_timer_request(void)
{
return _omap_dm_timer_request(REQUEST_ANY, NULL);
}
-struct omap_dm_timer *omap_dm_timer_request_specific(int id)
+static struct omap_dm_timer *omap_dm_timer_request_specific(int id)
{
/* Requesting timer by ID is not supported when device tree is used */
if (of_have_populated_dt()) {
- pr_warn("%s: Please use omap_dm_timer_request_by_cap/node()\n",
+ pr_warn("%s: Please use omap_dm_timer_request_by_node()\n",
__func__);
return NULL;
}
@@ -315,20 +305,6 @@ struct omap_dm_timer *omap_dm_timer_request_specific(int id)
return _omap_dm_timer_request(REQUEST_BY_ID, &id);
}
-/**
- * omap_dm_timer_request_by_cap - Request a timer by capability
- * @cap: Bit mask of capabilities to match
- *
- * Find a timer based upon capabilities bit mask. Callers of this function
- * should use the definitions found in the plat/dmtimer.h file under the
- * comment "timer capabilities used in hwmod database". Returns pointer to
- * timer handle on success and a NULL pointer on failure.
- */
-struct omap_dm_timer *omap_dm_timer_request_by_cap(u32 cap)
-{
- return _omap_dm_timer_request(REQUEST_BY_CAP, &cap);
-}
-
/**
* omap_dm_timer_request_by_node - Request a timer by device-tree node
* @np: Pointer to device-tree timer node
@@ -336,7 +312,7 @@ struct omap_dm_timer *omap_dm_timer_request_by_cap(u32 cap)
* Request a timer based upon a device node pointer. Returns pointer to
* timer handle on success and a NULL pointer on failure.
*/
-struct omap_dm_timer *omap_dm_timer_request_by_node(struct device_node *np)
+static struct omap_dm_timer *omap_dm_timer_request_by_node(struct device_node *np)
{
if (!np)
return NULL;
@@ -344,7 +320,7 @@ struct omap_dm_timer *omap_dm_timer_request_by_node(struct device_node *np)
return _omap_dm_timer_request(REQUEST_BY_NODE, np);
}
-int omap_dm_timer_free(struct omap_dm_timer *timer)
+static int omap_dm_timer_free(struct omap_dm_timer *timer)
{
if (unlikely(!timer))
return -EINVAL;
@@ -424,7 +400,7 @@ __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask)
#else
-struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer)
+static struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer)
{
if (timer && !IS_ERR(timer->fclk))
return timer->fclk;
@@ -440,18 +416,7 @@ __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask)
#endif
-int omap_dm_timer_trigger(struct omap_dm_timer *timer)
-{
- if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) {
- pr_err("%s: timer not available or enabled.\n", __func__);
- return -EINVAL;
- }
-
- omap_dm_timer_write_reg(timer, OMAP_TIMER_TRIGGER_REG, 0);
- return 0;
-}
-
-int omap_dm_timer_start(struct omap_dm_timer *timer)
+static int omap_dm_timer_start(struct omap_dm_timer *timer)
{
u32 l;
@@ -471,7 +436,7 @@ int omap_dm_timer_start(struct omap_dm_timer *timer)
return 0;
}
-int omap_dm_timer_stop(struct omap_dm_timer *timer)
+static int omap_dm_timer_stop(struct omap_dm_timer *timer)
{
unsigned long rate = 0;
@@ -556,8 +521,8 @@ int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
return ret;
}
-int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
- unsigned int load)
+static int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
+ unsigned int load)
{
u32 l;
@@ -581,37 +546,8 @@ int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
return 0;
}
-/* Optimized set_load which removes costly spin wait in timer_start */
-int omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload,
- unsigned int load)
-{
- u32 l;
-
- if (unlikely(!timer))
- return -EINVAL;
-
- omap_dm_timer_enable(timer);
-
- l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG);
- if (autoreload) {
- l |= OMAP_TIMER_CTRL_AR;
- omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load);
- } else {
- l &= ~OMAP_TIMER_CTRL_AR;
- }
- l |= OMAP_TIMER_CTRL_ST;
-
- __omap_dm_timer_load_start(timer, l, load, timer->posted);
-
- /* Save the context */
- timer->context.tclr = l;
- timer->context.tldr = load;
- timer->context.tcrr = load;
- return 0;
-}
-
-int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable,
- unsigned int match)
+static int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable,
+ unsigned int match)
{
u32 l;
@@ -634,8 +570,8 @@ int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable,
return 0;
}
-int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on,
- int toggle, int trigger)
+static int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on,
+ int toggle, int trigger)
{
u32 l;
@@ -659,7 +595,8 @@ int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on,
return 0;
}
-int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler)
+static int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer,
+ int prescaler)
{
u32 l;
@@ -681,8 +618,8 @@ int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler)
return 0;
}
-int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer,
- unsigned int value)
+static int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer,
+ unsigned int value)
{
if (unlikely(!timer))
return -EINVAL;
@@ -704,7 +641,7 @@ int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer,
*
* Disables the specified timer interrupts for a timer.
*/
-int omap_dm_timer_set_int_disable(struct omap_dm_timer *timer, u32 mask)
+static int omap_dm_timer_set_int_disable(struct omap_dm_timer *timer, u32 mask)
{
u32 l = mask;
@@ -727,7 +664,7 @@ int omap_dm_timer_set_int_disable(struct omap_dm_timer *timer, u32 mask)
return 0;
}
-unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer)
+static unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer)
{
unsigned int l;
@@ -741,7 +678,7 @@ unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer)
return l;
}
-int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value)
+static int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value)
{
if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev)))
return -EINVAL;
@@ -751,7 +688,7 @@ int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value)
return 0;
}
-unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer)
+static unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer)
{
if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) {
pr_err("%s: timer not iavailable or enabled.\n", __func__);
@@ -761,7 +698,7 @@ unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer)
return __omap_dm_timer_read_counter(timer, timer->posted);
}
-int omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value)
+static int omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value)
{
if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) {
pr_err("%s: timer not available or enabled.\n", __func__);
@@ -775,22 +712,6 @@ int omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value)
return 0;
}
-int omap_dm_timers_active(void)
-{
- struct omap_dm_timer *timer;
-
- list_for_each_entry(timer, &omap_timer_list, node) {
- if (!timer->reserved)
- continue;
-
- if (omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG) &
- OMAP_TIMER_CTRL_ST) {
- return 1;
- }
- }
- return 0;
-}
-
static const struct of_device_id omap_timer_match[];
/**
diff --git a/include/clocksource/dmtimer.h b/include/clocksource/dmtimer.h
index 862ad62dab9d..63d6ec0747d9 100644
--- a/include/clocksource/dmtimer.h
+++ b/include/clocksource/dmtimer.h
@@ -124,40 +124,14 @@ struct omap_dm_timer {
struct list_head node;
};
-int omap_dm_timer_reserve_systimer(int id);
-struct omap_dm_timer *omap_dm_timer_request(void);
-struct omap_dm_timer *omap_dm_timer_request_specific(int timer_id);
-struct omap_dm_timer *omap_dm_timer_request_by_cap(u32 cap);
-struct omap_dm_timer *omap_dm_timer_request_by_node(struct device_node *np);
-int omap_dm_timer_free(struct omap_dm_timer *timer);
void omap_dm_timer_enable(struct omap_dm_timer *timer);
void omap_dm_timer_disable(struct omap_dm_timer *timer);
int omap_dm_timer_get_irq(struct omap_dm_timer *timer);
u32 omap_dm_timer_modify_idlect_mask(u32 inputmask);
-struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer);
-
-int omap_dm_timer_trigger(struct omap_dm_timer *timer);
-int omap_dm_timer_start(struct omap_dm_timer *timer);
-int omap_dm_timer_stop(struct omap_dm_timer *timer);
int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source);
-int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, unsigned int value);
-int omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, unsigned int value);
-int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match);
-int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, int toggle, int trigger);
-int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler);
-
-int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value);
-int omap_dm_timer_set_int_disable(struct omap_dm_timer *timer, u32 mask);
-
-unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer);
-int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value);
-unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer);
-int omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value);
-
-int omap_dm_timers_active(void);
/*
* Do not use the defines below, they are not needed. They should be only
--
2.15.1