wifi: iwlwifi: move fw_dbg_collect to fw debugfs

This debugfs hook really belongs to the firmware handling code and then
we can use it across different op_modes.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20241228223206.d31f5994c6a6.Ibe3bc7a25e2bbf7a575287e19db58833bb3e6b9e@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

2 files changed, 19 insertions, 18 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
index e79fdb5fe387..f0c813d675f4 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
@@ -123,6 +123,24 @@ static const struct file_operations iwl_dbgfs_##name##_ops = {		\
 #define FWRT_DEBUGFS_ADD_FILE(name, parent, mode) \
 	FWRT_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode)
 
+static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_fw_runtime *fwrt,
+					      char *buf, size_t count)
+{
+	if (count == 0)
+		return 0;
+
+	if (!iwl_trans_fw_running(fwrt->trans))
+		return count;
+
+	iwl_dbg_tlv_time_point(fwrt, IWL_FW_INI_TIME_POINT_USER_TRIGGER, NULL);
+
+	iwl_fw_dbg_collect(fwrt, FW_DBG_TRIGGER_USER, buf, (count - 1), NULL);
+
+	return count;
+}
+
+FWRT_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 16);
+
 static int iwl_dbgfs_enabled_severities_write(struct iwl_fw_runtime *fwrt,
 					      char *buf, size_t count)
 {
@@ -423,6 +441,7 @@ void iwl_fwrt_dbgfs_register(struct iwl_fw_runtime *fwrt,
 	FWRT_DEBUGFS_ADD_FILE(fw_info, dbgfs_dir, 0200);
 	FWRT_DEBUGFS_ADD_FILE(send_hcmd, dbgfs_dir, 0200);
 	FWRT_DEBUGFS_ADD_FILE(enabled_severities, dbgfs_dir, 0200);
+	FWRT_DEBUGFS_ADD_FILE(fw_dbg_collect, dbgfs_dir, 0200);
 	FWRT_DEBUGFS_ADD_FILE(fw_dbg_domain, dbgfs_dir, 0400);
 	FWRT_DEBUGFS_ADD_FILE(fw_ver, dbgfs_dir, 0400);
 }
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index 340f3a026c42..2472a78ada47 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -1470,22 +1470,6 @@ static ssize_t iwl_dbgfs_fw_dbg_conf_write(struct iwl_mvm *mvm,
 	return ret ?: count;
 }
 
-static ssize_t iwl_dbgfs_fw_dbg_collect_write(struct iwl_mvm *mvm,
-					      char *buf, size_t count,
-					      loff_t *ppos)
-{
-	if (count == 0)
-		return 0;
-
-	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_USER_TRIGGER,
-			       NULL);
-
-	iwl_fw_dbg_collect(&mvm->fwrt, FW_DBG_TRIGGER_USER, buf,
-			   (count - 1), NULL);
-
-	return count;
-}
-
 static ssize_t iwl_dbgfs_fw_dbg_clear_write(struct iwl_mvm *mvm,
 					    char *buf, size_t count,
 					    loff_t *ppos)
@@ -1945,7 +1929,6 @@ MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
 MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
 MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
 MVM_DEBUGFS_READ_WRITE_FILE_OPS(fw_dbg_conf, 8);
-MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_collect, 64);
 MVM_DEBUGFS_WRITE_FILE_OPS(fw_dbg_clear, 64);
 MVM_DEBUGFS_WRITE_FILE_OPS(dbg_time_point, 64);
 MVM_DEBUGFS_WRITE_FILE_OPS(indirection_tbl,
@@ -2146,7 +2129,6 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm)
 	MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir, 0600);
 	MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, 0600);
 	MVM_DEBUGFS_ADD_FILE(fw_dbg_conf, mvm->debugfs_dir, 0600);
-	MVM_DEBUGFS_ADD_FILE(fw_dbg_collect, mvm->debugfs_dir, 0200);
 	MVM_DEBUGFS_ADD_FILE(fw_dbg_clear, mvm->debugfs_dir, 0200);
 	MVM_DEBUGFS_ADD_FILE(dbg_time_point, mvm->debugfs_dir, 0200);
 	MVM_DEBUGFS_ADD_FILE(send_echo_cmd, mvm->debugfs_dir, 0200);