mt76: allow to identify bus

Add helpers to identify bus type.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mmio.c b/drivers/net/wireless/mediatek/mt76/mmio.c
index 30a5d92..1d6bbce 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mmio.c
@@ -79,6 +79,7 @@ void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs)
                .copy = mt76_mmio_copy,
                .wr_rp = mt76_mmio_wr_rp,
                .rd_rp = mt76_mmio_rd_rp,
+               .type = MT76_BUS_MMIO,
        };
 
        dev->bus = &mt76_mmio_ops;

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index f723a07..3bfa7f5 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -38,6 +38,11 @@ struct mt76_reg_pair {
        u32 value;
 };
 
+enum mt76_bus_type {
+       MT76_BUS_MMIO,
+       MT76_BUS_USB,
+};
+
 struct mt76_bus_ops {
        u32 (*rr)(struct mt76_dev *dev, u32 offset);
        void (*wr)(struct mt76_dev *dev, u32 offset, u32 val);
@@ -48,8 +53,12 @@ struct mt76_bus_ops {
                     const struct mt76_reg_pair *rp, int len);
        int (*rd_rp)(struct mt76_dev *dev, u32 base,
                     struct mt76_reg_pair *rp, int len);
+       enum mt76_bus_type type;
 };
 
+#define mt76_is_usb(dev) ((dev)->mt76.bus->type == MT76_BUS_USB)
+#define mt76_is_mmio(dev) ((dev)->mt76.bus->type == MT76_BUS_MMIO)
+
 enum mt76_txq_id {
        MT_TXQ_VO = IEEE80211_AC_VO,
        MT_TXQ_VI = IEEE80211_AC_VI,

diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index 6a25564..5f0faf0 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -862,6 +862,7 @@ int mt76u_init(struct mt76_dev *dev,
                .copy = mt76u_copy,
                .wr_rp = mt76u_wr_rp,
                .rd_rp = mt76u_rd_rp,
+               .type = MT76_BUS_USB,
        };
        struct mt76_usb *usb = &dev->usb;