iwlwifi: refactor firmware debug code

Split out the firmware debug code to be more general, so that it
can be used by different subdrivers.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

1 files changed, 33 insertions, 9 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
index c483a76cb0e5..02f1bc985383 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/runtime.h
@@ -63,6 +63,11 @@
 #include "img.h"
 #include "api.h"
 
+struct iwl_fw_runtime_ops {
+	int (*dump_start)(void *ctx);
+	void (*dump_end)(void *ctx);
+};
+
 #define MAX_NUM_LMAC 2
 struct iwl_fwrt_shared_mem_cfg {
 	int num_lmacs;
@@ -76,23 +81,36 @@ struct iwl_fwrt_shared_mem_cfg {
 	u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
 };
 
+enum iwl_fw_runtime_status {
+	IWL_FWRT_STATUS_DUMPING = 0,
+};
+
 /**
  * struct iwl_fw_runtime - runtime data for firmware
  * @fw: firmware image
  * @cfg: NIC configuration
  * @dev: device pointer
+ * @ops: user ops
+ * @ops_ctx: user ops context
+ * @status: status flags
  * @fw_paging_db: paging database
  * @num_of_paging_blk: number of paging blocks
  * @num_of_pages_in_last_blk: number of pages in the last block
  * @smem_cfg: saved firmware SMEM configuration
  * @cur_fw_img: current firmware image, must be maintained by
  *	the driver by calling &iwl_fw_set_current_image()
+ * @dump: debug dump data
  */
 struct iwl_fw_runtime {
 	struct iwl_trans *trans;
 	const struct iwl_fw *fw;
 	struct device *dev;
 
+	const struct iwl_fw_runtime_ops *ops;
+	void *ops_ctx;
+
+	unsigned long status;
+
 	/* Paging */
 	struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
 	u16 num_of_paging_blk;
@@ -102,17 +120,23 @@ struct iwl_fw_runtime {
 
 	/* memory configuration */
 	struct iwl_fwrt_shared_mem_cfg smem_cfg;
+
+	/* debug */
+	struct {
+		const struct iwl_fw_dump_desc *desc;
+		const struct iwl_fw_dbg_trigger_tlv *trig;
+		struct delayed_work wk;
+
+		u8 conf;
+
+		/* ts of the beginning of a non-collect fw dbg data period */
+		unsigned long non_collect_ts_start[FW_DBG_TRIGGER_MAX - 1];
+	} dump;
 };
 
-static inline void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt,
-				       struct iwl_trans *trans,
-				       const struct iwl_fw *fw)
-{
-	memset(fwrt, 0, sizeof(*fwrt));
-	fwrt->trans = trans;
-	fwrt->fw = fw;
-	fwrt->dev = trans->dev;
-}
+void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans,
+			 const struct iwl_fw *fw,
+			 const struct iwl_fw_runtime_ops *ops, void *ops_ctx);
 
 static inline void iwl_fw_set_current_image(struct iwl_fw_runtime *fwrt,
 					    enum iwl_ucode_type cur_fw_img)