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qcacmn: fix WOW wake up in suspend/resume for Moselle

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Fix WOW wake up interrupt from WLAN FW, in system
suspend/resume for Moselle platform.

Change-Id: I5f71c65e0aa1eeef8225f3fcfae5410233df8b78
CRs-Fixed: 2724142
This commit is contained in:
Vevek Venkatesan
2020-07-02 16:26:35 +05:30
committed by nshrivas
parent 6320586a21
commit 168fbbffe7
3 changed files with 53 additions and 22 deletions
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22
hif/inc/hif.h
View File

@@ -1161,6 +1161,28 @@ int hif_apps_wake_irq_enable(struct hif_opaque_softc *hif_ctx);
*/
int hif_apps_wake_irq_disable(struct hif_opaque_softc *hif_ctx);
/**
* hif_apps_enable_irq_wake() - Enables the irq wake from the APPS side
* @hif_ctx: an opaque HIF handle to use
*
* This function always applies to the APPS side kernel interrupt handling
* to wake the system from suspend.
*
* Return: errno
*/
int hif_apps_enable_irq_wake(struct hif_opaque_softc *hif_ctx);
/**
* hif_apps_disable_irq_wake() - Disables the wake irq from the APPS side
* @hif_ctx: an opaque HIF handle to use
*
* This function always applies to the APPS side kernel interrupt handling
* to disable the wake irq.
*
* Return: errno
*/
int hif_apps_disable_irq_wake(struct hif_opaque_softc *hif_ctx);
#ifdef FEATURE_RUNTIME_PM
int hif_pre_runtime_suspend(struct hif_opaque_softc *hif_ctx);
void hif_pre_runtime_resume(struct hif_opaque_softc *hif_ctx);

24
hif/src/dispatcher/multibus.c
View File

@@ -530,6 +530,30 @@ int hif_apps_wake_irq_enable(struct hif_opaque_softc *hif_ctx)
return 0;
}
int hif_apps_disable_irq_wake(struct hif_opaque_softc *hif_ctx)
{
struct hif_softc *scn;
QDF_BUG(hif_ctx);
scn = HIF_GET_SOFTC(hif_ctx);
if (!scn)
return -EINVAL;
return disable_irq_wake(scn->wake_irq);
}
int hif_apps_enable_irq_wake(struct hif_opaque_softc *hif_ctx)
{
struct hif_softc *scn;
QDF_BUG(hif_ctx);
scn = HIF_GET_SOFTC(hif_ctx);
if (!scn)
return -EINVAL;
return enable_irq_wake(scn->wake_irq);
}
#ifdef WLAN_FEATURE_BMI
bool hif_needs_bmi(struct hif_opaque_softc *scn)
{

29
hif/src/ipcie/if_ipci.c
View File

@@ -289,39 +289,27 @@ void hif_ipci_prevent_linkdown(struct hif_softc *scn, bool flag)
int hif_ipci_bus_suspend(struct hif_softc *scn)
{
QDF_STATUS ret;
hif_apps_irqs_disable(GET_HIF_OPAQUE_HDL(scn));
ret = hif_try_complete_tasks(scn);
if (QDF_IS_STATUS_ERROR(ret)) {
hif_apps_irqs_enable(GET_HIF_OPAQUE_HDL(scn));
return -EBUSY;
}
return 0;
return hif_apps_enable_irq_wake(GET_HIF_OPAQUE_HDL(scn));
}
int hif_ipci_bus_resume(struct hif_softc *scn)
{
hif_apps_irqs_enable(GET_HIF_OPAQUE_HDL(scn));
return 0;
return hif_apps_disable_irq_wake(GET_HIF_OPAQUE_HDL(scn));
}
int hif_ipci_bus_suspend_noirq(struct hif_softc *scn)
{
if (hif_can_suspend_link(GET_HIF_OPAQUE_HDL(scn)))
qdf_atomic_set(&scn->link_suspended, 1);
QDF_STATUS ret;
ret = hif_try_complete_tasks(scn);
if (QDF_IS_STATUS_ERROR(ret))
return -EBUSY;
return 0;
}
int hif_ipci_bus_resume_noirq(struct hif_softc *scn)
{
if (hif_can_suspend_link(GET_HIF_OPAQUE_HDL(scn)))
qdf_atomic_set(&scn->link_suspended, 0);
return 0;
}
@@ -440,9 +428,6 @@ static int hif_ce_msi_configure_irq(struct hif_softc *scn)
if (!ce_sc->tasklets[ce_id].inited)
continue;
if (ce_id == wake_ce_id)
irqflags |= IRQF_NO_SUSPEND;
ipci_sc->ce_msi_irq_num[ce_id] = irq;
ret = pfrm_request_irq(scn->qdf_dev->dev,
irq, hif_ce_interrupt_handler,