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!218 Try to request threaded irq on error

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Merge pull request !218 from NickYang/dev
This commit is contained in:
openharmony_ci
2022-01-10 07:58:27 +00:00
committed by Gitee
parent dc935fc43c 46d07e03fa
commit bb57cc8384
1 changed files with 14 additions and 1 deletions
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platform/gpio/gpio_adapter.c
+14 -1
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@@ -103,6 +103,13 @@ static int32_t LinuxGpioGetDir(struct GpioCntlr *cntlr, uint16_t local, uint16_t
return HDF_SUCCESS;
}
static irqreturn_t LinuxGpioIrqDummy(int irq, void *data)
{
(void)irq;
(void)data;
return IRQ_HANDLED;
}
static irqreturn_t LinuxGpioIrqBridge(int irq, void *data)
{
int gpio = (int)(uintptr_t)data;
@@ -134,9 +141,15 @@ static int32_t LinuxGpioSetIrq(struct GpioCntlr *cntlr, uint16_t local, uint16_t
flags |= (mode & GPIO_IRQ_TRIGGER_FALLING) == 0 ? 0 : IRQF_TRIGGER_FALLING;
flags |= (mode & GPIO_IRQ_TRIGGER_HIGH) == 0 ? 0 : IRQF_TRIGGER_HIGH;
flags |= (mode & GPIO_IRQ_TRIGGER_LOW) == 0 ? 0 : IRQF_TRIGGER_LOW;
HDF_LOGI("%s: gona request irq:%d\n", __func__, irq);
HDF_LOGI("%s: gona request normal irq:%d(%u)\n", __func__, irq, gpio);
ret = request_irq(irq, LinuxGpioIrqBridge, flags,
"LinuxIrqBridge", (void *)(uintptr_t)gpio);
if (ret != 0) {
HDF_LOGI("%s: gona request threaded irq:%d(%u)\n", __func__, irq, gpio);
flags |= IRQF_ONESHOT;
ret = request_threaded_irq(irq, LinuxGpioIrqBridge, LinuxGpioIrqDummy, flags,
"LinuxIrqBridge", (void *)(uintptr_t)gpio);
}
if (ret == 0) {
disable_irq_nosync(irq); // disable on set
}