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qcacmn: Set IRQ_DISABLE_UNLAZY flag for DP interrupts on QCN9000

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Since DP interrupts are not disabled at source, and enabled and
disabled only at GIC level, set IRQ_DISABLE_UNLAZY flag to avoid
spurious interrupt detection and avoid interrupt affinity failures.

Change-Id: Ie98d8cba6f93bccd4d508a28bebc216d2b74fe1f
This commit is contained in:
Radha Krishna Simha Jiguru 2020-05-28 21:01:29 +05:30 • committed by nshrivas
commit 4aba278b4d
2 changed files with 12 additions and 1 deletions
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2
hif/src/hif_main.h
View file

@ -250,6 +250,8 @@ struct hif_softc {
/* The CPU hotplug event registration handle */
struct qdf_cpuhp_handler *cpuhp_event_handle;
#endif
uint32_t irq_unlazy_disable;
/* Should the unlzay support for interrupt delivery be disabled */
};
static inline

11
hif/src/pcie/if_pci.c
View file

@ -2586,6 +2586,8 @@ static void hif_pci_deconfigure_grp_irq(struct hif_softc *scn)
hif_ext_group->irq_requested = false;
for (j = 0; j < hif_ext_group->numirq; j++) {
irq = hif_ext_group->os_irq[j];
if (scn->irq_unlazy_disable)
irq_clear_status_flags(irq, IRQ_DISABLE_UNLAZY);
pfrm_free_irq(scn->qdf_dev->dev,
irq, hif_ext_group);
}
@ -3785,7 +3787,8 @@ int hif_pci_configure_grp_irq(struct hif_softc *scn,
pci_slot = hif_get_pci_slot(scn);
for (j = 0; j < hif_ext_group->numirq; j++) {
irq = hif_ext_group->irq[j];
if (scn->irq_unlazy_disable)
irq_set_status_flags(irq, IRQ_DISABLE_UNLAZY);
hif_info("request_irq = %d for grp %d",
irq, hif_ext_group->grp_id);
ret = pfrm_request_irq(
@ -4100,6 +4103,12 @@ again:
tgt_info->target_type = target_type;
/*
* Disable unlzay interrupt registration for QCN9000
*/
if (target_type == TARGET_TYPE_QCN9000)
ol_sc->irq_unlazy_disable = 1;
if (ce_srng_based(ol_sc)) {
HIF_TRACE("%s:Skip tgt_wake up for srng devices\n", __func__);
} else {