diff options
| author | Manikanta Pubbisetty <quic_mpubbise@quicinc.com> | 2022-09-19 15:47:14 +0300 |
|---|---|---|
| committer | Kalle Valo <quic_kvalo@quicinc.com> | 2022-09-19 16:03:34 +0300 |
| commit | 69ccee619a38f223308d5da43f0926ac9ca10182 (patch) | |
| tree | 43e1ff75f4171a6ee3742814ea5e7d28d78c1623 /drivers/net/wireless/ath/ath11k/pcic.c | |
| parent | 957f60273af89b6311045bdf7aaee66da154549a (diff) | |
| download | linux-69ccee619a38f223308d5da43f0926ac9ca10182.tar.xz | |
wifi: ath11k: Add WoW support for WCN6750
Add support for WoW on WCN6750 chipset.
Unlike other chips where WoW exit happens after sending WoW wakeup
WMI command, exit from WoW suspend in the case of WCN6750 happens
upon sending a WoW exit SMP2P (Shared memory point to point) message
to the firmware.
Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1
Signed-off-by: Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20220902112520.24804-3-quic_mpubbise@quicinc.com
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/pcic.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/pcic.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/pcic.c b/drivers/net/wireless/ath/ath11k/pcic.c index 74ed99af833b..3fa1958f8c82 100644 --- a/drivers/net/wireless/ath/ath11k/pcic.c +++ b/drivers/net/wireless/ath/ath11k/pcic.c @@ -777,3 +777,37 @@ int ath11k_pcic_register_pci_ops(struct ath11k_base *ab, return 0; } EXPORT_SYMBOL(ath11k_pcic_register_pci_ops); + +void ath11k_pci_enable_ce_irqs_except_wake_irq(struct ath11k_base *ab) +{ + int i; + + for (i = 0; i < ab->hw_params.ce_count; i++) { + if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR || + i == ATH11K_PCI_CE_WAKE_IRQ) + continue; + ath11k_pcic_ce_irq_enable(ab, i); + } +} +EXPORT_SYMBOL(ath11k_pci_enable_ce_irqs_except_wake_irq); + +void ath11k_pci_disable_ce_irqs_except_wake_irq(struct ath11k_base *ab) +{ + int i; + int irq_idx; + struct ath11k_ce_pipe *ce_pipe; + + for (i = 0; i < ab->hw_params.ce_count; i++) { + ce_pipe = &ab->ce.ce_pipe[i]; + irq_idx = ATH11K_PCI_IRQ_CE0_OFFSET + i; + + if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR || + i == ATH11K_PCI_CE_WAKE_IRQ) + continue; + + disable_irq_nosync(ab->irq_num[irq_idx]); + synchronize_irq(ab->irq_num[irq_idx]); + tasklet_kill(&ce_pipe->intr_tq); + } +} +EXPORT_SYMBOL(ath11k_pci_disable_ce_irqs_except_wake_irq); |