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arch/arm/src/stm32/stm32_adc: add setup and shutdown operations to the low-level interface

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This commit is contained in:
raiden00pl 2020-04-27 20:52:06 +02:00 committed by Alan Carvalho de Assis
parent b3a1aef773
commit 534ba2cc18
2 changed files with 45 additions and 0 deletions
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33
arch/arm/src/stm32/stm32_adc.c
View File

@ -395,6 +395,7 @@ struct stm32_dev_s
{
#ifdef CONFIG_STM32_ADC_LL_OPS
FAR const struct stm32_adc_ops_s *llops; /* Low-level ADC ops */
FAR struct adc_dev_s *dev; /* Upper-half ADC reference */
#endif
#ifdef ADC_HAVE_CB
FAR const struct adc_callback_s *cb;
@ -597,6 +598,8 @@ static int adc_jextcfg_set(FAR struct stm32_dev_s *priv, uint32_t jextcfg);
static void adc_dumpregs(FAR struct stm32_dev_s *priv);
#ifdef CONFIG_STM32_ADC_LL_OPS
static int adc_llops_setup(FAR struct stm32_adc_dev_s *dev);
static void adc_llops_shutdown(FAR struct stm32_adc_dev_s *dev);
static void adc_intack(FAR struct stm32_adc_dev_s *dev, uint32_t source);
static void adc_inten(FAR struct stm32_adc_dev_s *dev, uint32_t source);
static void adc_intdis(FAR struct stm32_adc_dev_s *dev, uint32_t source);
@ -656,6 +659,8 @@ static const struct adc_ops_s g_adcops =
#ifdef CONFIG_STM32_ADC_LL_OPS
static const struct stm32_adc_ops_s g_adc_llops =
{
.setup = adc_llops_setup,
.shutdown = adc_llops_shutdown,
.int_ack = adc_intack,
.int_get = adc_intget,
.int_en = adc_inten,
@ -4145,6 +4150,28 @@ static int adc123_interrupt(int irq, FAR void *context, FAR void *arg)
#ifdef CONFIG_STM32_ADC_LL_OPS
/****************************************************************************
* Name: adc_llops_setup
****************************************************************************/
static int adc_llops_setup(FAR struct stm32_adc_dev_s *dev)
{
FAR struct stm32_dev_s *priv = (FAR struct stm32_dev_s *)dev;
return adc_setup(priv->dev);
}
/****************************************************************************
* Name: adc_llops_shutdown
****************************************************************************/
static void adc_llops_shutdown(FAR struct stm32_adc_dev_s *dev)
{
FAR struct stm32_dev_s *priv = (FAR struct stm32_dev_s *)dev;
adc_shutdown(priv->dev);
}
/****************************************************************************
* Name: adc_intack
****************************************************************************/
@ -4710,6 +4737,12 @@ struct adc_dev_s *stm32_adcinitialize(int intf, FAR const uint8_t *chanlist,
priv->cb = NULL;
#endif
#ifdef CONFIG_STM32_ADC_LL_OPS
/* Store reference to the upper-half ADC device */
priv->dev = dev;
#endif
#ifdef ADC_HAVE_INJECTED
ainfo("intf: %d cr_channels: %d, cj_channels: %d\n",
intf, priv->cr_channels, priv->cj_channels);

12
arch/arm/src/stm32/stm32_adc.h
View File

@ -2067,6 +2067,10 @@
(adc)->llops->stime_write(adc)
#define STM32_ADC_DUMP_REGS(adc) \
(adc)->llops->dump_regs(adc)
#define STM32_ADC_SETUP(adc) \
(adc)->llops->setup(adc)
#define STM32_ADC_SHUTDOWN(adc) \
(adc)->llops->shutdown(adc)
/************************************************************************************
* Public Types
@ -2161,6 +2165,14 @@ struct stm32_adc_dev_s
struct stm32_adc_ops_s
{
/* Low-level ADC setup */
int (*setup)(FAR struct stm32_adc_dev_s *dev);
/* Low-level ADC shutdown */
void (*shutdown)(FAR struct stm32_adc_dev_s *dev);
/* Acknowledge interrupts */
void (*int_ack)(FAR struct stm32_adc_dev_s *dev, uint32_t source);