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net: ipa: enable IPA interrupt handlers separate from registration 

Expose ipa_interrupt_enable() and have functions that register
IPA interrupt handlers enable them directly, rather than having the
registration process do that.  Do the same for disabling IPA
interrupt handlers.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Alex Elder 2023-01-04 11:52:30 -06:00 committed by Jakub Kicinski
parent 8e461e1f09
commit d50ed35587
4 changed files with 26 additions and 7 deletions
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8
drivers/net/ipa/ipa_interrupt.c
View File

@ -135,7 +135,7 @@ static void ipa_interrupt_enabled_update(struct ipa *ipa)
}
/* Enable an IPA interrupt type */
static void ipa_interrupt_enable(struct ipa *ipa, enum ipa_irq_id ipa_irq)
void ipa_interrupt_enable(struct ipa *ipa, enum ipa_irq_id ipa_irq)
{
/* Update the IPA interrupt mask to enable it */
ipa->interrupt->enabled |= BIT(ipa_irq);
@ -143,7 +143,7 @@ static void ipa_interrupt_enable(struct ipa *ipa, enum ipa_irq_id ipa_irq)
}
/* Disable an IPA interrupt type */
static void ipa_interrupt_disable(struct ipa *ipa, enum ipa_irq_id ipa_irq)
void ipa_interrupt_disable(struct ipa *ipa, enum ipa_irq_id ipa_irq)
{
/* Update the IPA interrupt mask to disable it */
ipa->interrupt->enabled &= ~BIT(ipa_irq);
@ -231,8 +231,6 @@ void ipa_interrupt_add(struct ipa_interrupt *interrupt,
return;
interrupt->handler[ipa_irq] = handler;
ipa_interrupt_enable(interrupt->ipa, ipa_irq);
}
/* Remove the handler for an IPA interrupt type */
@ -242,8 +240,6 @@ ipa_interrupt_remove(struct ipa_interrupt *interrupt, enum ipa_irq_id ipa_irq)
if (WARN_ON(ipa_irq >= IPA_IRQ_COUNT))
return;
ipa_interrupt_disable(interrupt->ipa, ipa_irq);
interrupt->handler[ipa_irq] = NULL;
}

15
drivers/net/ipa/ipa_interrupt.h
View File

@ -11,6 +11,7 @@
struct ipa;
struct ipa_interrupt;
enum ipa_irq_id;
/**
* typedef ipa_irq_handler_t - IPA interrupt handler function type
@ -85,6 +86,20 @@ void ipa_interrupt_suspend_clear_all(struct ipa_interrupt *interrupt);
*/
void ipa_interrupt_simulate_suspend(struct ipa_interrupt *interrupt);
/**
* ipa_interrupt_enable() - Enable an IPA interrupt type
* @ipa: IPA pointer
* @ipa_irq: IPA interrupt ID
*/
void ipa_interrupt_enable(struct ipa *ipa, enum ipa_irq_id ipa_irq);
/**
* ipa_interrupt_disable() - Disable an IPA interrupt type
* @ipa: IPA pointer
* @ipa_irq: IPA interrupt ID
*/
void ipa_interrupt_disable(struct ipa *ipa, enum ipa_irq_id ipa_irq);
/**
* ipa_interrupt_config() - Configure the IPA interrupt framework
* @ipa: IPA pointer

6
drivers/net/ipa/ipa_power.c
View File

@ -337,10 +337,13 @@ int ipa_power_setup(struct ipa *ipa)
ipa_interrupt_add(ipa->interrupt, IPA_IRQ_TX_SUSPEND,
ipa_suspend_handler);
ipa_interrupt_enable(ipa, IPA_IRQ_TX_SUSPEND);
ret = device_init_wakeup(&ipa->pdev->dev, true);
if (ret)
if (ret) {
ipa_interrupt_disable(ipa, IPA_IRQ_TX_SUSPEND);
ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_TX_SUSPEND);
}
return ret;
}
@ -348,6 +351,7 @@ int ipa_power_setup(struct ipa *ipa)
void ipa_power_teardown(struct ipa *ipa)
{
(void)device_init_wakeup(&ipa->pdev->dev, false);
ipa_interrupt_disable(ipa, IPA_IRQ_TX_SUSPEND);
ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_TX_SUSPEND);
}

4
drivers/net/ipa/ipa_uc.c
View File

@ -187,7 +187,9 @@ void ipa_uc_config(struct ipa *ipa)
ipa->uc_powered = false;
ipa->uc_loaded = false;
ipa_interrupt_add(interrupt, IPA_IRQ_UC_0, ipa_uc_interrupt_handler);
ipa_interrupt_enable(ipa, IPA_IRQ_UC_0);
ipa_interrupt_add(interrupt, IPA_IRQ_UC_1, ipa_uc_interrupt_handler);
ipa_interrupt_enable(ipa, IPA_IRQ_UC_1);
}
/* Inverse of ipa_uc_config() */
@ -195,7 +197,9 @@ void ipa_uc_deconfig(struct ipa *ipa)
{
struct device *dev = &ipa->pdev->dev;
ipa_interrupt_disable(ipa, IPA_IRQ_UC_1);
ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_UC_1);
ipa_interrupt_disable(ipa, IPA_IRQ_UC_0);
ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_UC_0);
if (ipa->uc_loaded)
ipa_power_retention(ipa, false);