ath10k: rename ath10k_hif_swap_mailbox() to ath10k_hif_start_post()

Convert ath10k_hif_swap_mailbox() to a more generic op so that bus drivers can
do more than just swap the mailbox, for example set power save settings like in
the following sdio patch.

No functional changes, compile tested only.
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1587037859-28873-2-git-send-email-kvalo@codeaurora.org

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

@@ -2714,7 +2714,7 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
 		goto err_hif_stop;
 	}
 
-	status = ath10k_hif_swap_mailbox(ar);
+	status = ath10k_hif_start_post(ar);
 	if (status) {
 		ath10k_err(ar, "failed to swap mailbox: %d\n", status);
 		goto err_hif_stop;

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

@@ -54,7 +54,7 @@ struct ath10k_hif_ops {
 	 */
 	void (*stop)(struct ath10k *ar);
 
-	int (*swap_mailbox)(struct ath10k *ar);
+	int (*start_post)(struct ath10k *ar);
 
 	int (*get_htt_tx_complete)(struct ath10k *ar);
 
@@ -139,10 +139,10 @@ static inline void ath10k_hif_stop(struct ath10k *ar)
 	return ar->hif.ops->stop(ar);
 }
 
-static inline int ath10k_hif_swap_mailbox(struct ath10k *ar)
+static inline int ath10k_hif_start_post(struct ath10k *ar)
 {
-	if (ar->hif.ops->swap_mailbox)
-		return ar->hif.ops->swap_mailbox(ar);
+	if (ar->hif.ops->start_post)
+		return ar->hif.ops->start_post(ar);
 	return 0;
 }
 

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

@@ -1725,7 +1725,7 @@ static int ath10k_sdio_hif_diag_write_mem(struct ath10k *ar, u32 address,
 	return 0;
 }
 
-static int ath10k_sdio_hif_swap_mailbox(struct ath10k *ar)
+static int ath10k_sdio_hif_start_post(struct ath10k *ar)
 {
 	struct ath10k_sdio *ar_sdio = ath10k_sdio_priv(ar);
 	u32 addr, val;
@@ -2047,7 +2047,7 @@ static const struct ath10k_hif_ops ath10k_sdio_hif_ops = {
 	.exchange_bmi_msg	= ath10k_sdio_bmi_exchange_msg,
 	.start			= ath10k_sdio_hif_start,
 	.stop			= ath10k_sdio_hif_stop,
-	.swap_mailbox		= ath10k_sdio_hif_swap_mailbox,
+	.start_post		= ath10k_sdio_hif_start_post,
 	.get_htt_tx_complete	= ath10k_sdio_get_htt_tx_complete,
 	.map_service_to_pipe	= ath10k_sdio_hif_map_service_to_pipe,
 	.get_default_pipe	= ath10k_sdio_hif_get_default_pipe,