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mt76: mt7615: add support for accessing mapped registers via bus ops

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Makes it possible to read/write them via debugfs, similar to mt7603

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2020-06-17 20:44:23 +02:00
parent 5bb923c767
commit 557b5a1747
2 changed files with 47 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
drivers/net/wireless/mediatek/mt76/mt7615/mmio.c
View File

@@ -140,6 +140,38 @@ static void mt7615_irq_tasklet(unsigned long data)
mt76_set_irq_mask(&dev->mt76, MT_INT_MASK_CSR, mask, 0);
}
static u32 __mt7615_reg_addr(struct mt7615_dev *dev, u32 addr)
{
if (addr < 0x100000)
return addr;
return mt7615_reg_map(dev, addr);
}
static u32 mt7615_rr(struct mt76_dev *mdev, u32 offset)
{
struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
u32 addr = __mt7615_reg_addr(dev, offset);
return dev->bus_ops->rr(mdev, addr);
}
static void mt7615_wr(struct mt76_dev *mdev, u32 offset, u32 val)
{
struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
u32 addr = __mt7615_reg_addr(dev, offset);
dev->bus_ops->wr(mdev, addr, val);
}
static u32 mt7615_rmw(struct mt76_dev *mdev, u32 offset, u32 mask, u32 val)
{
struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
u32 addr = __mt7615_reg_addr(dev, offset);
return dev->bus_ops->rmw(mdev, addr, mask, val);
}
int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base,
int irq, const u32 *map)
{
@@ -159,6 +191,7 @@ int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base,
.sta_remove = mt7615_mac_sta_remove,
.update_survey = mt7615_update_channel,
};
struct mt76_bus_ops *bus_ops;
struct ieee80211_ops *ops;
struct mt7615_dev *dev;
struct mt76_dev *mdev;
@@ -182,6 +215,19 @@ int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base,
(mt76_rr(dev, MT_HW_REV) & 0xff);
dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
dev->bus_ops = dev->mt76.bus;
bus_ops = devm_kmemdup(dev->mt76.dev, dev->bus_ops, sizeof(*bus_ops),
GFP_KERNEL);
if (!bus_ops) {
ret = -ENOMEM;
goto error;
}
bus_ops->rr = mt7615_rr;
bus_ops->wr = mt7615_wr;
bus_ops->rmw = mt7615_rmw;
dev->mt76.bus = bus_ops;
ret = devm_request_irq(mdev->dev, irq, mt7615_irq_handler,
IRQF_SHARED, KBUILD_MODNAME, dev);
if (ret)

1
drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
View File

@@ -240,6 +240,7 @@ struct mt7615_dev {
struct mt76_phy mphy;
};
const struct mt76_bus_ops *bus_ops;
struct tasklet_struct irq_tasklet;
struct mt7615_phy phy;