83 lines
2.7 KiB
Diff
83 lines
2.7 KiB
Diff
From cd911185014f773f0e227cabfb760b30968c3bca Mon Sep 17 00:00:00 2001
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From: Mantas Pucka <mantas@8devices.com>
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Date: Tue, 27 May 2025 14:13:27 +0300
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Subject: [PATCH] Revert "wifi: ath12k: convert tasklet to BH workqueue for CE
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interrupts"
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This reverts commit cdad737160571a98cc4933a62c9f2728e965ab27.
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---
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drivers/net/wireless/ath/ath12k/ce.h | 2 +-
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drivers/net/wireless/ath/ath12k/pci.c | 14 +++++++-------
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2 files changed, 8 insertions(+), 8 deletions(-)
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--- a/drivers/net/wireless/ath/ath12k/ce.h
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+++ b/drivers/net/wireless/ath/ath12k/ce.h
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@@ -159,7 +159,7 @@ struct ath12k_ce_pipe {
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void (*send_cb)(struct ath12k_ce_pipe *pipe);
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void (*recv_cb)(struct ath12k_base *ab, struct sk_buff *skb);
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- struct work_struct intr_wq;
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+ struct tasklet_struct intr_tq;
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struct ath12k_ce_ring *src_ring;
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struct ath12k_ce_ring *dest_ring;
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struct ath12k_ce_ring *status_ring;
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--- a/drivers/net/wireless/ath/ath12k/pci.c
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+++ b/drivers/net/wireless/ath/ath12k/pci.c
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@@ -430,9 +430,9 @@ static void ath12k_pci_sync_ce_irqs(stru
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}
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}
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-static void ath12k_pci_ce_workqueue(struct work_struct *work)
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+static void ath12k_pci_ce_tasklet(struct tasklet_struct *t)
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{
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- struct ath12k_ce_pipe *ce_pipe = from_work(ce_pipe, work, intr_wq);
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+ struct ath12k_ce_pipe *ce_pipe = from_tasklet(ce_pipe, t, intr_tq);
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int irq_idx = ATH12K_PCI_IRQ_CE0_OFFSET + ce_pipe->pipe_num;
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ath12k_ce_per_engine_service(ce_pipe->ab, ce_pipe->pipe_num);
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@@ -454,7 +454,7 @@ static irqreturn_t ath12k_pci_ce_interru
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disable_irq_nosync(ab->irq_num[irq_idx]);
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- queue_work(system_bh_wq, &ce_pipe->intr_wq);
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+ tasklet_schedule(&ce_pipe->intr_tq);
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return IRQ_HANDLED;
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}
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@@ -684,7 +684,7 @@ static int ath12k_pci_config_irq(struct
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irq_idx = ATH12K_PCI_IRQ_CE0_OFFSET + i;
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- INIT_WORK(&ce_pipe->intr_wq, ath12k_pci_ce_workqueue);
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+ tasklet_setup(&ce_pipe->intr_tq, ath12k_pci_ce_tasklet);
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ret = request_irq(irq, ath12k_pci_ce_interrupt_handler,
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ab_pci->irq_flags, irq_name[irq_idx],
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@@ -967,7 +967,7 @@ static void ath12k_pci_aspm_restore(stru
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PCI_EXP_LNKCTL_ASPMC);
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}
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-static void ath12k_pci_cancel_workqueue(struct ath12k_base *ab)
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+static void ath12k_pci_kill_tasklets(struct ath12k_base *ab)
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{
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int i;
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@@ -977,7 +977,7 @@ static void ath12k_pci_cancel_workqueue(
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if (ath12k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
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continue;
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- cancel_work_sync(&ce_pipe->intr_wq);
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+ tasklet_kill(&ce_pipe->intr_tq);
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}
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}
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@@ -985,7 +985,7 @@ static void ath12k_pci_ce_irq_disable_sy
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{
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ath12k_pci_ce_irqs_disable(ab);
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ath12k_pci_sync_ce_irqs(ab);
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- ath12k_pci_cancel_workqueue(ab);
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+ ath12k_pci_kill_tasklets(ab);
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}
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int ath12k_pci_map_service_to_pipe(struct ath12k_base *ab, u16 service_id,
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