2020-04-09 10:39:14

by Felix Fietkau

[permalink] [raw]
Subject: [PATCH v2 1/2] mt76: mt7615: disable hw/sched scan ops for non-offload firmware

Avoid having to attempt hw scan and fall back to software for every scan
on devices/firmware without hw scan support

Signed-off-by: Felix Fietkau <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7615/init.c | 7 +++++++
drivers/net/wireless/mediatek/mt76/mt7615/mmio.c | 8 +++++++-
drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h | 1 +
3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/init.c b/drivers/net/wireless/mediatek/mt76/mt7615/init.c
index 07d4b259fe8a..7f3683205b8e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/init.c
@@ -143,6 +143,13 @@ static void mt7615_init_work(struct work_struct *work)
mt7615_mac_init(dev);
mt7615_phy_init(dev);
mt7615_mcu_del_wtbl_all(dev);
+
+ if (!mt7615_firmware_offload(dev)) {
+ dev->ops->hw_scan = NULL;
+ dev->ops->cancel_hw_scan = NULL;
+ dev->ops->sched_scan_start = NULL;
+ dev->ops->sched_scan_stop = NULL;
+ }
}

static int mt7615_init_hardware(struct mt7615_dev *dev)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
index d2eff5442824..3849bb6b49d0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
@@ -139,11 +139,16 @@ int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base,
.sta_remove = mt7615_mac_sta_remove,
.update_survey = mt7615_update_channel,
};
+ struct ieee80211_ops *ops;
struct mt7615_dev *dev;
struct mt76_dev *mdev;
int ret;

- mdev = mt76_alloc_device(pdev, sizeof(*dev), &mt7615_ops, &drv_ops);
+ ops = devm_kmemdup(pdev, &mt7615_ops, sizeof(mt7615_ops), GFP_KERNEL);
+ if (!ops)
+ return -ENOMEM;
+
+ mdev = mt76_alloc_device(pdev, sizeof(*dev), ops, &drv_ops);
if (!mdev)
return -ENOMEM;

@@ -151,6 +156,7 @@ int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base,
mt76_mmio_init(&dev->mt76, mem_base);

dev->reg_map = map;
+ dev->ops = ops;
mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) |
(mt76_rr(dev, MT_HW_REV) & 0xff);
dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index 65a2b30fc588..4f0d29e5e595 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -235,6 +235,7 @@ struct mt7615_dev {

u16 chainmask;

+ struct ieee80211_ops *ops;
const struct mt7615_mcu_ops *mcu_ops;
struct regmap *infracfg;
const u32 *reg_map;
--
2.24.0