ath6kl: add firmware log support

Firmware sends binary logs with WMIX_DBGLOG_EVENTID event. Create
a buffer which stores the latest logs and which can be copied from
fwlog debugfs file with cp command.

To save memory firmware log support is enabled only when CONFIG_ATH6KL_DEBUG
is enabled.

Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath6kl/debug.h b/drivers/net/wireless/ath/ath6kl/debug.h
index e8c9ea9..f0d6471 100644
--- a/drivers/net/wireless/ath/ath6kl/debug.h
+++ b/drivers/net/wireless/ath/ath6kl/debug.h
@@ -78,7 +78,10 @@ void ath6kl_dump_registers(struct ath6kl_device *dev,
 			   struct ath6kl_irq_proc_registers *irq_proc_reg,
 			   struct ath6kl_irq_enable_reg *irq_en_reg);
 void dump_cred_dist_stats(struct htc_target *target);
+void ath6kl_debug_fwlog_event(struct ath6kl *ar, const void *buf, size_t len);
 int ath6kl_debug_init(struct ath6kl *ar);
+void ath6kl_debug_cleanup(struct ath6kl *ar);
+
 #else
 static inline int ath6kl_dbg(enum ATH6K_DEBUG_MASK dbg_mask,
 			     const char *fmt, ...)
@@ -101,9 +104,19 @@ static inline void ath6kl_dump_registers(struct ath6kl_device *dev,
 static inline void dump_cred_dist_stats(struct htc_target *target)
 {
 }
+
+void ath6kl_debug_fwlog_event(struct ath6kl *ar, const void *buf, size_t len)
+{
+}
+
 static inline int ath6kl_debug_init(struct ath6kl *ar)
 {
 	return 0;
 }
+
+void ath6kl_debug_cleanup(struct ath6kl *ar)
+{
+}
+
 #endif
 #endif