clocksource: timer-ti-dm: Make unexported functions static

As dmtimer no longer exports functions, make those previously
exported static (this requires few functions to be moved around
as their prototypes were deleted).

Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Ladislav Michl 2018-02-28 08:25:19 +01:00 committed by Tony Lindgren
parent ac30751df9
commit 592ea6bd1f
2 changed files with 115 additions and 142 deletions

View File

@ -163,6 +163,92 @@ static int omap_dm_timer_of_set_source(struct omap_dm_timer *timer)
return ret; return ret;
} }
static int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
{
int ret;
char *parent_name = NULL;
struct clk *parent;
struct dmtimer_platform_data *pdata;
if (unlikely(!timer))
return -EINVAL;
pdata = timer->pdev->dev.platform_data;
if (source < 0 || source >= 3)
return -EINVAL;
/*
* FIXME: Used for OMAP1 devices only because they do not currently
* use the clock framework to set the parent clock. To be removed
* once OMAP1 migrated to using clock framework for dmtimers
*/
if (pdata && pdata->set_timer_src)
return pdata->set_timer_src(timer->pdev, source);
if (IS_ERR(timer->fclk))
return -EINVAL;
#if defined(CONFIG_COMMON_CLK)
/* Check if the clock has configurable parents */
if (clk_hw_get_num_parents(__clk_get_hw(timer->fclk)) < 2)
return 0;
#endif
switch (source) {
case OMAP_TIMER_SRC_SYS_CLK:
parent_name = "timer_sys_ck";
break;
case OMAP_TIMER_SRC_32_KHZ:
parent_name = "timer_32k_ck";
break;
case OMAP_TIMER_SRC_EXT_CLK:
parent_name = "timer_ext_ck";
break;
}
parent = clk_get(&timer->pdev->dev, parent_name);
if (IS_ERR(parent)) {
pr_err("%s: %s not found\n", __func__, parent_name);
return -EINVAL;
}
ret = clk_set_parent(timer->fclk, parent);
if (ret < 0)
pr_err("%s: failed to set %s as parent\n", __func__,
parent_name);
clk_put(parent);
return ret;
}
static void omap_dm_timer_enable(struct omap_dm_timer *timer)
{
int c;
pm_runtime_get_sync(&timer->pdev->dev);
if (!(timer->capability & OMAP_TIMER_ALWON)) {
if (timer->get_context_loss_count) {
c = timer->get_context_loss_count(&timer->pdev->dev);
if (c != timer->ctx_loss_count) {
omap_timer_restore_context(timer);
timer->ctx_loss_count = c;
}
} else {
omap_timer_restore_context(timer);
}
}
}
static void omap_dm_timer_disable(struct omap_dm_timer *timer)
{
pm_runtime_put_sync(&timer->pdev->dev);
}
static int omap_dm_timer_prepare(struct omap_dm_timer *timer) static int omap_dm_timer_prepare(struct omap_dm_timer *timer)
{ {
int rc; int rc;
@ -298,16 +384,16 @@ found:
return timer; 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); 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 */ /* Requesting timer by ID is not supported when device tree is used */
if (of_have_populated_dt()) { 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__); __func__);
return NULL; return NULL;
} }
@ -336,7 +422,7 @@ struct omap_dm_timer *omap_dm_timer_request_by_cap(u32 cap)
* Request a timer based upon a device node pointer. Returns pointer to * Request a timer based upon a device node pointer. Returns pointer to
* timer handle on success and a NULL pointer on failure. * 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) if (!np)
return NULL; return NULL;
@ -344,7 +430,7 @@ struct omap_dm_timer *omap_dm_timer_request_by_node(struct device_node *np)
return _omap_dm_timer_request(REQUEST_BY_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)) if (unlikely(!timer))
return -EINVAL; return -EINVAL;
@ -356,30 +442,6 @@ int omap_dm_timer_free(struct omap_dm_timer *timer)
return 0; return 0;
} }
void omap_dm_timer_enable(struct omap_dm_timer *timer)
{
int c;
pm_runtime_get_sync(&timer->pdev->dev);
if (!(timer->capability & OMAP_TIMER_ALWON)) {
if (timer->get_context_loss_count) {
c = timer->get_context_loss_count(&timer->pdev->dev);
if (c != timer->ctx_loss_count) {
omap_timer_restore_context(timer);
timer->ctx_loss_count = c;
}
} else {
omap_timer_restore_context(timer);
}
}
}
void omap_dm_timer_disable(struct omap_dm_timer *timer)
{
pm_runtime_put_sync(&timer->pdev->dev);
}
int omap_dm_timer_get_irq(struct omap_dm_timer *timer) int omap_dm_timer_get_irq(struct omap_dm_timer *timer)
{ {
if (timer) if (timer)
@ -389,6 +451,12 @@ int omap_dm_timer_get_irq(struct omap_dm_timer *timer)
#if defined(CONFIG_ARCH_OMAP1) #if defined(CONFIG_ARCH_OMAP1)
#include <mach/hardware.h> #include <mach/hardware.h>
static struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer)
{
return NULL;
}
/** /**
* omap_dm_timer_modify_idlect_mask - Check if any running timers use ARMXOR * omap_dm_timer_modify_idlect_mask - Check if any running timers use ARMXOR
* @inputmask: current value of idlect mask * @inputmask: current value of idlect mask
@ -424,7 +492,7 @@ __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask)
#else #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)) if (timer && !IS_ERR(timer->fclk))
return timer->fclk; return timer->fclk;
@ -451,7 +519,7 @@ int omap_dm_timer_trigger(struct omap_dm_timer *timer)
return 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; u32 l;
@ -471,7 +539,7 @@ int omap_dm_timer_start(struct omap_dm_timer *timer)
return 0; 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; unsigned long rate = 0;
@ -494,70 +562,8 @@ int omap_dm_timer_stop(struct omap_dm_timer *timer)
return 0; return 0;
} }
int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) static int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
{ unsigned int load)
int ret;
char *parent_name = NULL;
struct clk *parent;
struct dmtimer_platform_data *pdata;
if (unlikely(!timer))
return -EINVAL;
pdata = timer->pdev->dev.platform_data;
if (source < 0 || source >= 3)
return -EINVAL;
/*
* FIXME: Used for OMAP1 devices only because they do not currently
* use the clock framework to set the parent clock. To be removed
* once OMAP1 migrated to using clock framework for dmtimers
*/
if (pdata && pdata->set_timer_src)
return pdata->set_timer_src(timer->pdev, source);
if (IS_ERR(timer->fclk))
return -EINVAL;
#if defined(CONFIG_COMMON_CLK)
/* Check if the clock has configurable parents */
if (clk_hw_get_num_parents(__clk_get_hw(timer->fclk)) < 2)
return 0;
#endif
switch (source) {
case OMAP_TIMER_SRC_SYS_CLK:
parent_name = "timer_sys_ck";
break;
case OMAP_TIMER_SRC_32_KHZ:
parent_name = "timer_32k_ck";
break;
case OMAP_TIMER_SRC_EXT_CLK:
parent_name = "timer_ext_ck";
break;
}
parent = clk_get(&timer->pdev->dev, parent_name);
if (IS_ERR(parent)) {
pr_err("%s: %s not found\n", __func__, parent_name);
return -EINVAL;
}
ret = clk_set_parent(timer->fclk, parent);
if (ret < 0)
pr_err("%s: failed to set %s as parent\n", __func__,
parent_name);
clk_put(parent);
return ret;
}
int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
unsigned int load)
{ {
u32 l; u32 l;
@ -609,9 +615,8 @@ int omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload,
timer->context.tcrr = load; timer->context.tcrr = load;
return 0; return 0;
} }
static int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable,
int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match)
unsigned int match)
{ {
u32 l; u32 l;
@ -634,8 +639,8 @@ int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable,
return 0; return 0;
} }
int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, static int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on,
int toggle, int trigger) int toggle, int trigger)
{ {
u32 l; u32 l;
@ -659,7 +664,8 @@ int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on,
return 0; 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; u32 l;
@ -681,8 +687,8 @@ int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler)
return 0; return 0;
} }
int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, static int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer,
unsigned int value) unsigned int value)
{ {
if (unlikely(!timer)) if (unlikely(!timer))
return -EINVAL; return -EINVAL;
@ -704,7 +710,7 @@ int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer,
* *
* Disables the specified timer interrupts for a 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; u32 l = mask;
@ -727,7 +733,7 @@ int omap_dm_timer_set_int_disable(struct omap_dm_timer *timer, u32 mask)
return 0; 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; unsigned int l;
@ -741,7 +747,7 @@ unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer)
return l; 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))) if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev)))
return -EINVAL; return -EINVAL;
@ -751,7 +757,7 @@ int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value)
return 0; 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))) { if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) {
pr_err("%s: timer not iavailable or enabled.\n", __func__); pr_err("%s: timer not iavailable or enabled.\n", __func__);
@ -761,7 +767,7 @@ unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer)
return __omap_dm_timer_read_counter(timer, timer->posted); 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))) { if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) {
pr_err("%s: timer not available or enabled.\n", __func__); pr_err("%s: timer not available or enabled.\n", __func__);

View File

@ -119,46 +119,13 @@ struct omap_dm_timer {
}; };
int omap_dm_timer_reserve_systimer(int id); 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_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); int omap_dm_timer_get_irq(struct omap_dm_timer *timer);
u32 omap_dm_timer_modify_idlect_mask(u32 inputmask); u32 omap_dm_timer_modify_idlect_mask(u32 inputmask);
#ifndef CONFIG_ARCH_OMAP1
struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer);
#else
static inline
struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer)
{
return NULL;
}
#endif
int omap_dm_timer_trigger(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); int omap_dm_timers_active(void);