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stm32_tickless.c: Fix formatting issues.
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antmerlino committed Jul 8, 2020
1 parent 86da4e3 commit b8146a8
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Showing 2 changed files with 22 additions and 19 deletions.
34 changes: 18 additions & 16 deletions arch/arm/src/stm32/stm32_tickless.c
Expand Up @@ -34,6 +34,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/

/****************************************************************************
* Tickless OS Support.
*
Expand All @@ -56,6 +57,7 @@
* logic when the interval timer expires.
*
****************************************************************************/

/****************************************************************************
* STM32 Timer Usage
*
Expand Down Expand Up @@ -142,85 +144,85 @@ static struct stm32_tickless_s g_tickless;
* Private Functions
****************************************************************************/

/************************************************************************************
/****************************************************************************
* Name: stm32_getreg16
*
* Description:
* Get a 16-bit register value by offset
*
************************************************************************************/
****************************************************************************/

static inline uint16_t stm32_getreg16(uint8_t offset)
{
return getreg16(g_tickless.base + offset);
}

/************************************************************************************
/****************************************************************************
* Name: stm32_putreg16
*
* Description:
* Put a 16-bit register value by offset
*
************************************************************************************/
****************************************************************************/

static inline void stm32_putreg16(uint8_t offset, uint16_t value)
{
putreg16(value, g_tickless.base + offset);
}

/************************************************************************************
/****************************************************************************
* Name: stm32_modifyreg16
*
* Description:
* Modify a 16-bit register value by offset
*
************************************************************************************/
****************************************************************************/

static inline void stm32_modifyreg16(uint8_t offset, uint16_t clearbits,
uint16_t setbits)
{
modifyreg16(g_tickless.base + offset, clearbits, setbits);
}

/************************************************************************************
/****************************************************************************
* Name: stm32_tickless_enableint
************************************************************************************/
****************************************************************************/

static inline void stm32_tickless_enableint(int channel)
{
stm32_modifyreg16(STM32_BTIM_DIER_OFFSET, 0, 1 << channel);
}

/************************************************************************************
/****************************************************************************
* Name: stm32_tickless_disableint
************************************************************************************/
****************************************************************************/

static inline void stm32_tickless_disableint(int channel)
{
stm32_modifyreg16(STM32_BTIM_DIER_OFFSET, 1 << channel, 0);
}

/************************************************************************************
/****************************************************************************
* Name: stm32_tickless_ackint
************************************************************************************/
****************************************************************************/

static inline void stm32_tickless_ackint(int channel)
{
stm32_putreg16(STM32_BTIM_SR_OFFSET, ~(1 << channel));
}

/************************************************************************************
/****************************************************************************
* Name: stm32_tickless_getint
************************************************************************************/
****************************************************************************/

static inline uint16_t stm32_tickless_getint(void)
{
return stm32_getreg16(STM32_BTIM_SR_OFFSET);
}

/************************************************************************************
/****************************************************************************
* Name: stm32_tickless_setchannel
************************************************************************************/
****************************************************************************/

static int stm32_tickless_setchannel(uint8_t channel)
{
Expand Down
7 changes: 4 additions & 3 deletions arch/arm/src/stm32f7/stm32_tickless.c
Expand Up @@ -223,7 +223,7 @@ static inline void stm32_tickless_ackint(int channel)

/****************************************************************************
* Name: stm32_tickless_getint
******************************************************************************/
****************************************************************************/

static inline uint16_t stm32_tickless_getint(void)
{
Expand Down Expand Up @@ -1019,7 +1019,7 @@ int up_alarm_start(FAR const struct timespec *ts)
/* If we have already passed this time, there is a chance we didn't set the
* compare register in time and we've missed the interrupt. If we don't
* catch this case, we won't interrupt until a full loop of the clock.
*
*
* Since we can't make assumptions about the clock speed and tick rate,
* we simply keep adding an offset to the current time, until we can leave
* certain that the interrupt is going to fire as soon as we leave the
Expand All @@ -1029,7 +1029,8 @@ int up_alarm_start(FAR const struct timespec *ts)
while (tm < stm32_get_counter())
{
tm = stm32_get_counter() + offset++;
STM32_TIM_SETCOMPARE(g_tickless.tch, CONFIG_STM32F7_TICKLESS_CHANNEL, tm);
STM32_TIM_SETCOMPARE(g_tickless.tch, CONFIG_STM32F7_TICKLESS_CHANNEL,
tm);
}

leave_critical_section(flags);
Expand Down

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