ice: refactor ice_ddp to make functions static

As following methods are not used outside of ice_ddp,
they can be made static:
ice_verify_pgk
ice_pkg_val_buf
ice_aq_download_pkg
ice_aq_update_pkg
ice_find_seg_in_pkg

Signed-off-by: Jan Sokolowski <jan.sokolowski@intel.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

2 files changed, 61 insertions, 69 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.c b/drivers/net/ethernet/intel/ice/ice_ddp.c
index d71ed210f9c4..b27ec93638b6 100644
--- a/drivers/net/ethernet/intel/ice/ice_ddp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ddp.c
@@ -30,7 +30,7 @@ static const struct ice_tunnel_type_scan tnls[] = {
  * Verifies various attributes of the package file, including length, format
  * version, and the requirement of at least one segment.
  */
-enum ice_ddp_state ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
+static enum ice_ddp_state ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len)
 {
 	u32 seg_count;
 	u32 i;
@@ -118,7 +118,7 @@ static enum ice_ddp_state ice_chk_pkg_version(struct ice_pkg_ver *pkg_ver)
  *
  * This helper function validates a buffer's header.
  */
-struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
+static struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf)
 {
 	struct ice_buf_hdr *hdr;
 	u16 section_count;
@@ -1153,6 +1153,54 @@ static void ice_release_global_cfg_lock(struct ice_hw *hw)
 }
 
 /**
+ * ice_aq_download_pkg
+ * @hw: pointer to the hardware structure
+ * @pkg_buf: the package buffer to transfer
+ * @buf_size: the size of the package buffer
+ * @last_buf: last buffer indicator
+ * @error_offset: returns error offset
+ * @error_info: returns error information
+ * @cd: pointer to command details structure or NULL
+ *
+ * Download Package (0x0C40)
+ */
+static int
+ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
+		    u16 buf_size, bool last_buf, u32 *error_offset,
+		    u32 *error_info, struct ice_sq_cd *cd)
+{
+	struct ice_aqc_download_pkg *cmd;
+	struct ice_aq_desc desc;
+	int status;
+
+	if (error_offset)
+		*error_offset = 0;
+	if (error_info)
+		*error_info = 0;
+
+	cmd = &desc.params.download_pkg;
+	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
+	desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
+
+	if (last_buf)
+		cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
+
+	status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
+	if (status == -EIO) {
+		/* Read error from buffer only when the FW returned an error */
+		struct ice_aqc_download_pkg_resp *resp;
+
+		resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
+		if (error_offset)
+			*error_offset = le32_to_cpu(resp->error_offset);
+		if (error_info)
+			*error_info = le32_to_cpu(resp->error_info);
+	}
+
+	return status;
+}
+
+/**
  * ice_dwnld_cfg_bufs
  * @hw: pointer to the hardware structure
  * @bufs: pointer to an array of buffers
@@ -1294,20 +1342,20 @@ static enum ice_ddp_state ice_download_pkg(struct ice_hw *hw,
 }
 
 /**
- * ice_aq_download_pkg
+ * ice_aq_update_pkg
  * @hw: pointer to the hardware structure
- * @pkg_buf: the package buffer to transfer
- * @buf_size: the size of the package buffer
+ * @pkg_buf: the package cmd buffer
+ * @buf_size: the size of the package cmd buffer
  * @last_buf: last buffer indicator
  * @error_offset: returns error offset
  * @error_info: returns error information
  * @cd: pointer to command details structure or NULL
  *
- * Download Package (0x0C40)
+ * Update Package (0x0C42)
  */
-int ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
-			u16 buf_size, bool last_buf, u32 *error_offset,
-			u32 *error_info, struct ice_sq_cd *cd)
+static int ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
+			     u16 buf_size, bool last_buf, u32 *error_offset,
+			     u32 *error_info, struct ice_sq_cd *cd)
 {
 	struct ice_aqc_download_pkg *cmd;
 	struct ice_aq_desc desc;
@@ -1319,7 +1367,7 @@ int ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
 		*error_info = 0;
 
 	cmd = &desc.params.download_pkg;
-	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_download_pkg);
+	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
 	desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
 
 	if (last_buf)
@@ -1361,53 +1409,6 @@ int ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
 }
 
 /**
- * ice_aq_update_pkg
- * @hw: pointer to the hardware structure
- * @pkg_buf: the package cmd buffer
- * @buf_size: the size of the package cmd buffer
- * @last_buf: last buffer indicator
- * @error_offset: returns error offset
- * @error_info: returns error information
- * @cd: pointer to command details structure or NULL
- *
- * Update Package (0x0C42)
- */
-static int ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
-			     u16 buf_size, bool last_buf, u32 *error_offset,
-			     u32 *error_info, struct ice_sq_cd *cd)
-{
-	struct ice_aqc_download_pkg *cmd;
-	struct ice_aq_desc desc;
-	int status;
-
-	if (error_offset)
-		*error_offset = 0;
-	if (error_info)
-		*error_info = 0;
-
-	cmd = &desc.params.download_pkg;
-	ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
-	desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
-
-	if (last_buf)
-		cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
-
-	status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
-	if (status == -EIO) {
-		/* Read error from buffer only when the FW returned an error */
-		struct ice_aqc_download_pkg_resp *resp;
-
-		resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
-		if (error_offset)
-			*error_offset = le32_to_cpu(resp->error_offset);
-		if (error_info)
-			*error_info = le32_to_cpu(resp->error_info);
-	}
-
-	return status;
-}
-
-/**
  * ice_update_pkg_no_lock
  * @hw: pointer to the hardware structure
  * @bufs: pointer to an array of buffers
@@ -1470,8 +1471,9 @@ int ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
  * success it returns a pointer to the segment header, otherwise it will
  * return NULL.
  */
-struct ice_generic_seg_hdr *ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
-						struct ice_pkg_hdr *pkg_hdr)
+static struct ice_generic_seg_hdr *
+ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
+		    struct ice_pkg_hdr *pkg_hdr)
 {
 	u32 i;
 
diff --git a/drivers/net/ethernet/intel/ice/ice_ddp.h b/drivers/net/ethernet/intel/ice/ice_ddp.h
index 41acfe26df1c..abb5f32f2ef4 100644
--- a/drivers/net/ethernet/intel/ice/ice_ddp.h
+++ b/drivers/net/ethernet/intel/ice/ice_ddp.h
@@ -416,21 +416,13 @@ struct ice_pkg_enum {
 	void *(*handler)(u32 sect_type, void *section, u32 index, u32 *offset);
 };
 
-int ice_aq_download_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
-			u16 buf_size, bool last_buf, u32 *error_offset,
-			u32 *error_info, struct ice_sq_cd *cd);
 int ice_aq_upload_section(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf,
 			  u16 buf_size, struct ice_sq_cd *cd);
 
 void *ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size);
 
-enum ice_ddp_state ice_verify_pkg(struct ice_pkg_hdr *pkg, u32 len);
-
 struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw);
 
-struct ice_generic_seg_hdr *ice_find_seg_in_pkg(struct ice_hw *hw, u32 seg_type,
-						struct ice_pkg_hdr *pkg_hdr);
-
 int ice_update_pkg_no_lock(struct ice_hw *hw, struct ice_buf *bufs, u32 count);
 int ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count);
 
@@ -439,6 +431,4 @@ u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld);
 void *ice_pkg_enum_section(struct ice_seg *ice_seg, struct ice_pkg_enum *state,
 			   u32 sect_type);
 
-struct ice_buf_hdr *ice_pkg_val_buf(struct ice_buf *buf);
-
 #endif