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[15/15] net: mtk-wed: Convert tasklet API to new bottom half workqueue mechanism

Message ID 20240621050525.3720069-16-allen.lkml@gmail.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series [01/15] net: alteon: Convert tasklet API to new bottom half workqueue mechanism | expand

Checks

Context Check Description
netdev/series_format warning Series does not have a cover letter; Target tree name not specified in the subject
netdev/tree_selection success Guessed tree name to be net-next, async
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 842 this patch: 842
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 12 of 12 maintainers
netdev/build_clang success Errors and warnings before: 849 this patch: 849
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 849 this patch: 849
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 56 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-06-25--09-00 (tests: 662)

Commit Message

Allen June 21, 2024, 5:05 a.m. UTC 
Migrate tasklet APIs to the new bottom half workqueue mechanism. It
replaces all occurrences of tasklet usage with the appropriate workqueue
APIs throughout the mtk-wed driver. This transition ensures compatibility
with the latest design and enhances performance.

Signed-off-by: Allen Pais <allen.lkml@gmail.com>
---
 drivers/net/ethernet/mediatek/mtk_wed_wo.c | 12 ++++++------
 drivers/net/ethernet/mediatek/mtk_wed_wo.h |  3 ++-
 2 files changed, 8 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.c b/drivers/net/ethernet/mediatek/mtk_wed_wo.c
index 7063c78bd35f..acca9ec67fcf 100644
--- a/drivers/net/ethernet/mediatek/mtk_wed_wo.c
+++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.c
@@ -71,7 +71,7 @@  static void
 mtk_wed_wo_irq_enable(struct mtk_wed_wo *wo, u32 mask)
 {
 	mtk_wed_wo_set_isr_mask(wo, 0, mask, false);
-	tasklet_schedule(&wo->mmio.irq_tasklet);
+	queue_work(system_bh_wq, &wo->mmio.irq_bh_work);
 }
 
 static void
@@ -227,14 +227,14 @@  mtk_wed_wo_irq_handler(int irq, void *data)
 	struct mtk_wed_wo *wo = data;
 
 	mtk_wed_wo_set_isr(wo, 0);
-	tasklet_schedule(&wo->mmio.irq_tasklet);
+	queue_work(system_bh_wq, &wo->mmio.irq_bh_work);
 
 	return IRQ_HANDLED;
 }
 
-static void mtk_wed_wo_irq_tasklet(struct tasklet_struct *t)
+static void mtk_wed_wo_irq_bh_work(struct work_struct *work)
 {
-	struct mtk_wed_wo *wo = from_tasklet(wo, t, mmio.irq_tasklet);
+	struct mtk_wed_wo *wo = from_work(wo, work, mmio.irq_bh_work);
 	u32 intr, mask;
 
 	/* disable interrupts */
@@ -395,7 +395,7 @@  mtk_wed_wo_hardware_init(struct mtk_wed_wo *wo)
 	wo->mmio.irq = irq_of_parse_and_map(np, 0);
 	wo->mmio.irq_mask = MTK_WED_WO_ALL_INT_MASK;
 	spin_lock_init(&wo->mmio.lock);
-	tasklet_setup(&wo->mmio.irq_tasklet, mtk_wed_wo_irq_tasklet);
+	INIT_WORK(&wo->mmio.irq_bh_work, mtk_wed_wo_irq_bh_work);
 
 	ret = devm_request_irq(wo->hw->dev, wo->mmio.irq,
 			       mtk_wed_wo_irq_handler, IRQF_TRIGGER_HIGH,
@@ -449,7 +449,7 @@  mtk_wed_wo_hw_deinit(struct mtk_wed_wo *wo)
 	/* disable interrupts */
 	mtk_wed_wo_set_isr(wo, 0);
 
-	tasklet_disable(&wo->mmio.irq_tasklet);
+	disable_work_sync(&wo->mmio.irq_bh_work);
 
 	disable_irq(wo->mmio.irq);
 	devm_free_irq(wo->hw->dev, wo->mmio.irq, wo);
diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.h b/drivers/net/ethernet/mediatek/mtk_wed_wo.h
index 87a67fa3868d..50d619fa213a 100644
--- a/drivers/net/ethernet/mediatek/mtk_wed_wo.h
+++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.h
@@ -6,6 +6,7 @@ 
 
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
+#include <linux/workqueue.h>
 
 struct mtk_wed_hw;
 
@@ -247,7 +248,7 @@  struct mtk_wed_wo {
 		struct regmap *regs;
 
 		spinlock_t lock;
-		struct tasklet_struct irq_tasklet;
+		struct work_struct irq_bh_work;
 		int irq;
 		u32 irq_mask;
 	} mmio;