1 files changed, 102 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-io.h b/drivers/net/wireless/intel/iwlwifi/iwl-io.h
new file mode 100644
index 000000000..37b3bd628
--- /dev/null
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-io.h
@@ -0,0 +1,102 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/*
+ * Copyright (C) 2018-2021 Intel Corporation
+ */
+#ifndef __iwl_io_h__
+#define __iwl_io_h__
+
+#include "iwl-devtrace.h"
+#include "iwl-trans.h"
+
+void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val);
+void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val);
+void iwl_write64(struct iwl_trans *trans, u64 ofs, u64 val);
+u32 iwl_read32(struct iwl_trans *trans, u32 ofs);
+
+static inline void iwl_set_bit(struct iwl_trans *trans, u32 reg, u32 mask)
+{
+	iwl_trans_set_bits_mask(trans, reg, mask, mask);
+}
+
+static inline void iwl_clear_bit(struct iwl_trans *trans, u32 reg, u32 mask)
+{
+	iwl_trans_set_bits_mask(trans, reg, mask, 0);
+}
+
+int iwl_poll_bit(struct iwl_trans *trans, u32 addr,
+		 u32 bits, u32 mask, int timeout);
+int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask,
+			int timeout);
+
+u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg);
+void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value);
+void iwl_write_direct64(struct iwl_trans *trans, u64 reg, u64 value);
+
+
+u32 iwl_read_prph_no_grab(struct iwl_trans *trans, u32 ofs);
+u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs);
+void iwl_write_prph_no_grab(struct iwl_trans *trans, u32 ofs, u32 val);
+void iwl_write_prph64_no_grab(struct iwl_trans *trans, u64 ofs, u64 val);
+void iwl_write_prph_delay(struct iwl_trans *trans, u32 ofs,
+			  u32 val, u32 delay_ms);
+static inline void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val)
+{
+	iwl_write_prph_delay(trans, ofs, val, 0);
+}
+
+int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr,
+		      u32 bits, u32 mask, int timeout);
+void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
+void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs,
+			    u32 bits, u32 mask);
+void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask);
+void iwl_force_nmi(struct iwl_trans *trans);
+
+int iwl_finish_nic_init(struct iwl_trans *trans);
+
+/* Error handling */
+int iwl_dump_fh(struct iwl_trans *trans, char **buf);
+
+/*
+ * UMAC periphery address space changed from 0xA00000 to 0xD00000 starting from
+ * device family AX200. So peripheries used in families above and below AX200
+ * should go through iwl_..._umac_..._prph.
+ */
+static inline u32 iwl_umac_prph(struct iwl_trans *trans, u32 ofs)
+{
+	return ofs + trans->trans_cfg->umac_prph_offset;
+}
+
+static inline u32 iwl_read_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs)
+{
+	return iwl_read_prph_no_grab(trans, ofs +
+				     trans->trans_cfg->umac_prph_offset);
+}
+
+static inline u32 iwl_read_umac_prph(struct iwl_trans *trans, u32 ofs)
+{
+	return iwl_read_prph(trans, ofs + trans->trans_cfg->umac_prph_offset);
+}
+
+static inline void iwl_write_umac_prph_no_grab(struct iwl_trans *trans, u32 ofs,
+					       u32 val)
+{
+	iwl_write_prph_no_grab(trans,  ofs + trans->trans_cfg->umac_prph_offset,
+			       val);
+}
+
+static inline void iwl_write_umac_prph(struct iwl_trans *trans, u32 ofs,
+				       u32 val)
+{
+	iwl_write_prph(trans,  ofs + trans->trans_cfg->umac_prph_offset, val);
+}
+
+static inline int iwl_poll_umac_prph_bit(struct iwl_trans *trans, u32 addr,
+					 u32 bits, u32 mask, int timeout)
+{
+	return iwl_poll_prph_bit(trans, addr +
+				 trans->trans_cfg->umac_prph_offset,
+				 bits, mask, timeout);
+}
+
+#endif