From: Deren Wu deren.wu@mediatek.com
[ Upstream commit 35effe6c0c24adcf0f732bb1c3d75573d4c88e63 ]
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@kernel.org Signed-off-by: Deren Wu deren.wu@mediatek.com Signed-off-by: Felix Fietkau nbd@nbd.name Stable-dep-of: c397fc1e6365 ("wifi: mt76: mt7921e: fix probe timeout after reboot") Signed-off-by: Sasha Levin sashal@kernel.org --- 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 7bcf7a6b67df3..9c753c6aabeff 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -904,10 +904,11 @@ 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 581964425468f..fc76c66ff1a5a 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) {