From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/net/ethernet/chelsio/cxgb/cxgb2.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 50 insertions(+), 4 deletions(-)
diff --git a/kernel/drivers/net/ethernet/chelsio/cxgb/cxgb2.c b/kernel/drivers/net/ethernet/chelsio/cxgb/cxgb2.c
index 2a28a38..c6db85f 100644
--- a/kernel/drivers/net/ethernet/chelsio/cxgb/cxgb2.c
+++ b/kernel/drivers/net/ethernet/chelsio/cxgb/cxgb2.c
@@ -211,10 +211,9 @@
t1_interrupts_clear(adapter);
adapter->params.has_msi = !disable_msi && !pci_enable_msi(adapter->pdev);
- err = request_threaded_irq(adapter->pdev->irq, t1_interrupt,
- t1_interrupt_thread,
- adapter->params.has_msi ? 0 : IRQF_SHARED,
- adapter->name, adapter);
+ err = request_irq(adapter->pdev->irq, t1_interrupt,
+ adapter->params.has_msi ? 0 : IRQF_SHARED,
+ adapter->name, adapter);
if (err) {
if (adapter->params.has_msi)
pci_disable_msi(adapter->pdev);
@@ -917,6 +916,51 @@
spin_unlock(&adapter->work_lock);
}
+/*
+ * Processes elmer0 external interrupts in process context.
+ */
+static void ext_intr_task(struct work_struct *work)
+{
+ struct adapter *adapter =
+ container_of(work, struct adapter, ext_intr_handler_task);
+
+ t1_elmer0_ext_intr_handler(adapter);
+
+ /* Now reenable external interrupts */
+ spin_lock_irq(&adapter->async_lock);
+ adapter->slow_intr_mask |= F_PL_INTR_EXT;
+ writel(F_PL_INTR_EXT, adapter->regs + A_PL_CAUSE);
+ writel(adapter->slow_intr_mask | F_PL_INTR_SGE_DATA,
+ adapter->regs + A_PL_ENABLE);
+ spin_unlock_irq(&adapter->async_lock);
+}
+
+/*
+ * Interrupt-context handler for elmer0 external interrupts.
+ */
+void t1_elmer0_ext_intr(struct adapter *adapter)
+{
+ /*
+ * Schedule a task to handle external interrupts as we require
+ * a process context. We disable EXT interrupts in the interim
+ * and let the task reenable them when it's done.
+ */
+ adapter->slow_intr_mask &= ~F_PL_INTR_EXT;
+ writel(adapter->slow_intr_mask | F_PL_INTR_SGE_DATA,
+ adapter->regs + A_PL_ENABLE);
+ schedule_work(&adapter->ext_intr_handler_task);
+}
+
+void t1_fatal_err(struct adapter *adapter)
+{
+ if (adapter->flags & FULL_INIT_DONE) {
+ t1_sge_stop(adapter->sge);
+ t1_interrupts_disable(adapter);
+ }
+ pr_alert("%s: encountered fatal error, operation suspended\n",
+ adapter->name);
+}
+
static const struct net_device_ops cxgb_netdev_ops = {
.ndo_open = cxgb_open,
.ndo_stop = cxgb_close,
@@ -1018,6 +1062,8 @@
spin_lock_init(&adapter->async_lock);
spin_lock_init(&adapter->mac_lock);
+ INIT_WORK(&adapter->ext_intr_handler_task,
+ ext_intr_task);
INIT_DELAYED_WORK(&adapter->stats_update_task,
mac_stats_task);
--
Gitblit v1.6.2