ath10k: add back enum ath10k_bus

Commit 3a0861ff ("ath10k: remove ath10k_bus") removed enum ath10k_bus
because it was not used for anything at the time. But now it's needed for for
retrieving the right calibration data file so add it back. Only new addition is
ath10k_bus_str().
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath10k/core.c

@@ -1084,6 +1084,7 @@ void ath10k_core_unregister(struct ath10k *ar)
 EXPORT_SYMBOL(ath10k_core_unregister);
 
 struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
+				  enum ath10k_bus bus,
 				  const struct ath10k_hif_ops *hif_ops)
 {
 	struct ath10k *ar;
@@ -1100,6 +1101,7 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
 	ar->dev = dev;
 
 	ar->hif.ops = hif_ops;
+	ar->hif.bus = bus;
 
 	init_completion(&ar->scan.started);
 	init_completion(&ar->scan.completed);

drivers/net/wireless/ath/ath10k/core.h

@@ -63,6 +63,20 @@
 
 struct ath10k;
 
+enum ath10k_bus {
+	ATH10K_BUS_PCI,
+};
+
+static inline const char *ath10k_bus_str(enum ath10k_bus bus)
+{
+	switch (bus) {
+	case ATH10K_BUS_PCI:
+		return "pci";
+	}
+
+	return "unknown";
+}
+
 struct ath10k_skb_cb {
 	dma_addr_t paddr;
 	u8 vdev_id;
@@ -423,6 +437,7 @@ struct ath10k {
 	bool p2p;
 
 	struct {
+		enum ath10k_bus bus;
 		const struct ath10k_hif_ops *ops;
 	} hif;
 
@@ -577,6 +592,7 @@ struct ath10k {
 };
 
 struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
+				  enum ath10k_bus bus,
 				  const struct ath10k_hif_ops *hif_ops);
 void ath10k_core_destroy(struct ath10k *ar);
 

drivers/net/wireless/ath/ath10k/pci.c

@@ -2435,6 +2435,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev,
 	u32 chip_id;
 
 	ar = ath10k_core_create(sizeof(*ar_pci), &pdev->dev,
+				ATH10K_BUS_PCI,
 				&ath10k_pci_hif_ops);
 	if (!ar) {
 		dev_err(&pdev->dev, "failed to allocate core\n");