diff options
Diffstat (limited to 'bsps/arm/stm32h7/hal/stm32h7xx_ll_lptim.c')
| -rw-r--r-- | bsps/arm/stm32h7/hal/stm32h7xx_ll_lptim.c | 51 |
1 files changed, 25 insertions, 26 deletions
diff --git a/bsps/arm/stm32h7/hal/stm32h7xx_ll_lptim.c b/bsps/arm/stm32h7/hal/stm32h7xx_ll_lptim.c index c71de9e00a..b23305f9fb 100644 --- a/bsps/arm/stm32h7/hal/stm32h7xx_ll_lptim.c +++ b/bsps/arm/stm32h7/hal/stm32h7xx_ll_lptim.c @@ -6,13 +6,12 @@ ****************************************************************************** * @attention * - * <h2><center>© Copyright (c) 2017 STMicroelectronics. - * All rights reserved.</center></h2> + * Copyright (c) 2017 STMicroelectronics. + * All rights reserved. * - * This software component is licensed by ST under BSD 3-Clause license, - * the "License"; You may not use this file except in compliance with the - * License. You may obtain a copy of the License at: - * opensource.org/licenses/BSD-3-Clause + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ @@ -28,7 +27,7 @@ #include "stm32_assert.h" #else #define assert_param(expr) ((void)0U) -#endif +#endif /* USE_FULL_ASSERT */ /** @addtogroup STM32H7xx_LL_Driver * @{ @@ -48,22 +47,22 @@ * @{ */ #define IS_LL_LPTIM_CLOCK_SOURCE(__VALUE__) (((__VALUE__) == LL_LPTIM_CLK_SOURCE_INTERNAL) \ - || ((__VALUE__) == LL_LPTIM_CLK_SOURCE_EXTERNAL)) + || ((__VALUE__) == LL_LPTIM_CLK_SOURCE_EXTERNAL)) #define IS_LL_LPTIM_CLOCK_PRESCALER(__VALUE__) (((__VALUE__) == LL_LPTIM_PRESCALER_DIV1) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV2) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV4) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV8) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV16) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV32) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV64) \ - || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV128)) + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV2) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV4) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV8) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV16) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV32) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV64) \ + || ((__VALUE__) == LL_LPTIM_PRESCALER_DIV128)) #define IS_LL_LPTIM_WAVEFORM(__VALUE__) (((__VALUE__) == LL_LPTIM_OUTPUT_WAVEFORM_PWM) \ - || ((__VALUE__) == LL_LPTIM_OUTPUT_WAVEFORM_SETONCE)) + || ((__VALUE__) == LL_LPTIM_OUTPUT_WAVEFORM_SETONCE)) #define IS_LL_LPTIM_OUTPUT_POLARITY(__VALUE__) (((__VALUE__) == LL_LPTIM_OUTPUT_POLARITY_REGULAR) \ - || ((__VALUE__) == LL_LPTIM_OUTPUT_POLARITY_INVERSE)) + || ((__VALUE__) == LL_LPTIM_OUTPUT_POLARITY_INVERSE)) /** * @} */ @@ -165,7 +164,7 @@ void LL_LPTIM_StructInit(LL_LPTIM_InitTypeDef *LPTIM_InitStruct) * - SUCCESS: LPTIMx instance has been initialized * - ERROR: LPTIMx instance hasn't been initialized */ -ErrorStatus LL_LPTIM_Init(LPTIM_TypeDef *LPTIMx, LL_LPTIM_InitTypeDef *LPTIM_InitStruct) +ErrorStatus LL_LPTIM_Init(LPTIM_TypeDef *LPTIMx, const LL_LPTIM_InitTypeDef *LPTIM_InitStruct) { ErrorStatus result = SUCCESS; /* Check the parameters */ @@ -216,12 +215,15 @@ void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx) uint32_t tmpCFGR; uint32_t tmpCMP; uint32_t tmpARR; + uint32_t primask_bit; uint32_t tmpCFGR2; /* Check the parameters */ assert_param(IS_LPTIM_INSTANCE(LPTIMx)); - __disable_irq(); + /* Enter critical section */ + primask_bit = __get_PRIMASK(); + __set_PRIMASK(1) ; /********** Save LPTIM Config *********/ /* Save LPTIM source clock */ @@ -297,8 +299,7 @@ void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx) do { rcc_clock.SYSCLK_Frequency--; /* Used for timeout */ - } - while (((LL_LPTIM_IsActiveFlag_CMPOK(LPTIMx) != 1UL)) && ((rcc_clock.SYSCLK_Frequency) > 0UL)); + } while (((LL_LPTIM_IsActiveFlag_CMPOK(LPTIMx) != 1UL)) && ((rcc_clock.SYSCLK_Frequency) > 0UL)); LL_LPTIM_ClearFlag_CMPOK(LPTIMx); } @@ -313,8 +314,7 @@ void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx) do { rcc_clock.SYSCLK_Frequency--; /* Used for timeout */ - } - while (((LL_LPTIM_IsActiveFlag_ARROK(LPTIMx) != 1UL)) && ((rcc_clock.SYSCLK_Frequency) > 0UL)); + } while (((LL_LPTIM_IsActiveFlag_ARROK(LPTIMx) != 1UL)) && ((rcc_clock.SYSCLK_Frequency) > 0UL)); LL_LPTIM_ClearFlag_ARROK(LPTIMx); } @@ -330,7 +330,8 @@ void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx) LPTIMx->CFGR = tmpCFGR; LPTIMx->CFGR2 = tmpCFGR2; - __enable_irq(); + /* Exit critical section: restore previous priority mask */ + __set_PRIMASK(primask_bit); } /** @@ -352,5 +353,3 @@ void LL_LPTIM_Disable(LPTIM_TypeDef *LPTIMx) */ #endif /* USE_FULL_LL_DRIVER */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |