[PATCH 1/2] wifi: mt76: add flexible polling wait-interval support
Deren Wu
deren.wu at mediatek.com
Fri Jan 13 20:56:46 PST 2023
The default waiting unit is 10ms and the value is too much for
data path related control. Provide a new API mt76_poll_msec_tick()
to support different cases, such as 1ms polling waiting kick.
Reviewed-by: Lorenzo Bianconi <lorenzo at kernel.org>
Signed-off-by: Deren Wu <deren.wu at mediatek.com>
---
drivers/net/wireless/mediatek/mt76/mt76.h | 9 +++++----
drivers/net/wireless/mediatek/mt76/util.c | 10 +++++-----
2 files changed, 10 insertions(+), 9 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 1037d23bc4d0..af9051557e86 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -909,10 +909,11 @@ bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
#define mt76_poll(dev, ...) __mt76_poll(&((dev)->mt76), __VA_ARGS__)
-bool __mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
- int timeout);
-
-#define mt76_poll_msec(dev, ...) __mt76_poll_msec(&((dev)->mt76), __VA_ARGS__)
+bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
+ int timeout, int kick);
+#define __mt76_poll_msec(...) ____mt76_poll_msec(__VA_ARGS__, 10)
+#define mt76_poll_msec(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__, 10)
+#define mt76_poll_msec_tick(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__)
void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs);
void mt76_pci_disable_aspm(struct pci_dev *pdev);
diff --git a/drivers/net/wireless/mediatek/mt76/util.c b/drivers/net/wireless/mediatek/mt76/util.c
index 581964425468..fc76c66ff1a5 100644
--- a/drivers/net/wireless/mediatek/mt76/util.c
+++ b/drivers/net/wireless/mediatek/mt76/util.c
@@ -24,23 +24,23 @@ bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
}
EXPORT_SYMBOL_GPL(__mt76_poll);
-bool __mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
- int timeout)
+bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
+ int timeout, int tick)
{
u32 cur;
- timeout /= 10;
+ timeout /= tick;
do {
cur = __mt76_rr(dev, offset) & mask;
if (cur == val)
return true;
- usleep_range(10000, 20000);
+ usleep_range(1000 * tick, 2000 * tick);
} while (timeout-- > 0);
return false;
}
-EXPORT_SYMBOL_GPL(__mt76_poll_msec);
+EXPORT_SYMBOL_GPL(____mt76_poll_msec);
int mt76_wcid_alloc(u32 *mask, int size)
{
--
2.18.0
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