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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-11-22 11:58:49 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-11-22 11:58:49 -0800 |
commit | d27637ece80f25124e0e6871b7b6cb855e1c670c (patch) | |
tree | e237d58672d88e60ef27e91e524854b220f03a1b /drivers/iio/adc/stm32-adc-core.c | |
parent | de758035702576ac0e5ac0f93e3cce77144c3bd3 (diff) | |
parent | 2dde2821b57f12fa8601d35d438b5e300fcbbe1d (diff) | |
download | linux-d27637ece80f25124e0e6871b7b6cb855e1c670c.tar.gz linux-d27637ece80f25124e0e6871b7b6cb855e1c670c.tar.bz2 linux-d27637ece80f25124e0e6871b7b6cb855e1c670c.zip |
Merge tag 'staging-5.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging and IIO fixes from Greg KH:
"Here are some small Staging and IIO driver fixes for 5.10-rc5. They
include:
- IIO fixes for reported regressions and problems
- new device ids for IIO drivers
- new device id for rtl8723bs driver
- staging ralink driver Kconfig dependency fix
- staging mt7621-pci bus resource fix
All of these have been in linux-next all week with no reported issues"
* tag 'staging-5.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
iio: accel: kxcjk1013: Add support for KIOX010A ACPI DSM for setting tablet-mode
iio: accel: kxcjk1013: Replace is_smo8500_device with an acpi_type enum
docs: ABI: testing: iio: stm32: remove re-introduced unsupported ABI
iio: light: fix kconfig dependency bug for VCNL4035
iio/adc: ingenic: Fix AUX/VBAT readings when touchscreen is used
iio/adc: ingenic: Fix battery VREF for JZ4770 SoC
staging: rtl8723bs: Add 024c:0627 to the list of SDIO device-ids
staging: ralink-gdma: fix kconfig dependency bug for DMA_RALINK
staging: mt7621-pci: avoid to request pci bus resources
iio: imu: st_lsm6dsx: set 10ms as min shub slave timeout
counter/ti-eqep: Fix regmap max_register
iio: adc: stm32-adc: fix a regression when using dma and irq
iio: adc: mediatek: fix unset field
iio: cros_ec: Use default frequencies when EC returns invalid information
Diffstat (limited to 'drivers/iio/adc/stm32-adc-core.c')
-rw-r--r-- | drivers/iio/adc/stm32-adc-core.c | 41 |
1 files changed, 17 insertions, 24 deletions
diff --git a/drivers/iio/adc/stm32-adc-core.c b/drivers/iio/adc/stm32-adc-core.c index cd870c089182..a83199b212a4 100644 --- a/drivers/iio/adc/stm32-adc-core.c +++ b/drivers/iio/adc/stm32-adc-core.c @@ -41,18 +41,16 @@ * struct stm32_adc_common_regs - stm32 common registers * @csr: common status register offset * @ccr: common control register offset - * @eoc1_msk: adc1 end of conversion flag in @csr - * @eoc2_msk: adc2 end of conversion flag in @csr - * @eoc3_msk: adc3 end of conversion flag in @csr + * @eoc_msk: array of eoc (end of conversion flag) masks in csr for adc1..n + * @ovr_msk: array of ovr (overrun flag) masks in csr for adc1..n * @ier: interrupt enable register offset for each adc * @eocie_msk: end of conversion interrupt enable mask in @ier */ struct stm32_adc_common_regs { u32 csr; u32 ccr; - u32 eoc1_msk; - u32 eoc2_msk; - u32 eoc3_msk; + u32 eoc_msk[STM32_ADC_MAX_ADCS]; + u32 ovr_msk[STM32_ADC_MAX_ADCS]; u32 ier; u32 eocie_msk; }; @@ -282,21 +280,20 @@ out: static const struct stm32_adc_common_regs stm32f4_adc_common_regs = { .csr = STM32F4_ADC_CSR, .ccr = STM32F4_ADC_CCR, - .eoc1_msk = STM32F4_EOC1 | STM32F4_OVR1, - .eoc2_msk = STM32F4_EOC2 | STM32F4_OVR2, - .eoc3_msk = STM32F4_EOC3 | STM32F4_OVR3, + .eoc_msk = { STM32F4_EOC1, STM32F4_EOC2, STM32F4_EOC3}, + .ovr_msk = { STM32F4_OVR1, STM32F4_OVR2, STM32F4_OVR3}, .ier = STM32F4_ADC_CR1, - .eocie_msk = STM32F4_EOCIE | STM32F4_OVRIE, + .eocie_msk = STM32F4_EOCIE, }; /* STM32H7 common registers definitions */ static const struct stm32_adc_common_regs stm32h7_adc_common_regs = { .csr = STM32H7_ADC_CSR, .ccr = STM32H7_ADC_CCR, - .eoc1_msk = STM32H7_EOC_MST | STM32H7_OVR_MST, - .eoc2_msk = STM32H7_EOC_SLV | STM32H7_OVR_SLV, + .eoc_msk = { STM32H7_EOC_MST, STM32H7_EOC_SLV}, + .ovr_msk = { STM32H7_OVR_MST, STM32H7_OVR_SLV}, .ier = STM32H7_ADC_IER, - .eocie_msk = STM32H7_EOCIE | STM32H7_OVRIE, + .eocie_msk = STM32H7_EOCIE, }; static const unsigned int stm32_adc_offset[STM32_ADC_MAX_ADCS] = { @@ -318,6 +315,7 @@ static void stm32_adc_irq_handler(struct irq_desc *desc) { struct stm32_adc_priv *priv = irq_desc_get_handler_data(desc); struct irq_chip *chip = irq_desc_get_chip(desc); + int i; u32 status; chained_irq_enter(chip, desc); @@ -335,17 +333,12 @@ static void stm32_adc_irq_handler(struct irq_desc *desc) * before invoking the interrupt handler (e.g. call ISR only for * IRQ-enabled ADCs). */ - if (status & priv->cfg->regs->eoc1_msk && - stm32_adc_eoc_enabled(priv, 0)) - generic_handle_irq(irq_find_mapping(priv->domain, 0)); - - if (status & priv->cfg->regs->eoc2_msk && - stm32_adc_eoc_enabled(priv, 1)) - generic_handle_irq(irq_find_mapping(priv->domain, 1)); - - if (status & priv->cfg->regs->eoc3_msk && - stm32_adc_eoc_enabled(priv, 2)) - generic_handle_irq(irq_find_mapping(priv->domain, 2)); + for (i = 0; i < priv->cfg->num_irqs; i++) { + if ((status & priv->cfg->regs->eoc_msk[i] && + stm32_adc_eoc_enabled(priv, i)) || + (status & priv->cfg->regs->ovr_msk[i])) + generic_handle_irq(irq_find_mapping(priv->domain, i)); + } chained_irq_exit(chip, desc); }; |