[PATCH v2 13/54] net/e1000/base: remove unused function

[Anatoly Burakov <anatoly.burakov@intel.com>]

From: Nir Efrati <nir.efrati@intel.com>

Integrated NVM is not supported on i225 and can be removed.

Signed-off-by: Nir Efrati <nir.efrati@intel.com>
Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
---
 drivers/net/intel/e1000/base/e1000_i225.c | 98 +----------------------
 drivers/net/intel/e1000/base/e1000_i225.h |  2 -
 2 files changed, 1 insertion(+), 99 deletions(-)

diff --git a/drivers/net/intel/e1000/base/e1000_i225.c b/drivers/net/intel/e1000/base/e1000_i225.c
index 13b4465b9c..a6f113608b 100644
--- a/drivers/net/intel/e1000/base/e1000_i225.c
+++ b/drivers/net/intel/e1000/base/e1000_i225.c
@@ -65,7 +65,7 @@ static s32 e1000_init_nvm_params_i225(struct e1000_hw *hw)
 		nvm->ops.validate = e1000_validate_nvm_checksum_i225;
 		nvm->ops.update   = e1000_update_nvm_checksum_i225;
 	} else {
-		hw->nvm.type = e1000_nvm_invm;
+		hw->nvm.type = e1000_nvm_none;
 		nvm->ops.write    = e1000_null_write_nvm;
 		nvm->ops.validate = e1000_null_ops_generic;
 		nvm->ops.update   = e1000_null_ops_generic;
@@ -584,102 +584,6 @@ static s32 __e1000_write_nvm_srwr(struct e1000_hw *hw, u16 offset, u16 words,
 	return ret_val;
 }
 
-/* e1000_read_invm_version_i225 - Reads iNVM version and image type
- * @hw: pointer to the HW structure
- * @invm_ver: version structure for the version read
- *
- * Reads iNVM version and image type.
- */
-s32 e1000_read_invm_version_i225(struct e1000_hw *hw,
-				 struct e1000_fw_version *invm_ver)
-{
-	u32 *record = NULL;
-	u32 *next_record = NULL;
-	u32 i = 0;
-	u32 invm_dword = 0;
-	u32 invm_blocks = E1000_INVM_SIZE - (E1000_INVM_ULT_BYTES_SIZE /
-					     E1000_INVM_RECORD_SIZE_IN_BYTES);
-	u32 buffer[E1000_INVM_SIZE];
-	s32 status = -E1000_ERR_INVM_VALUE_NOT_FOUND;
-	u16 version = 0;
-
-	DEBUGFUNC("e1000_read_invm_version_i225");
-
-	/* Read iNVM memory */
-	for (i = 0; i < E1000_INVM_SIZE; i++) {
-		invm_dword = E1000_READ_REG(hw, E1000_INVM_DATA_REG(i));
-		buffer[i] = invm_dword;
-	}
-
-	/* Read version number */
-	for (i = 1; i < invm_blocks; i++) {
-		record = &buffer[invm_blocks - i];
-		next_record = &buffer[invm_blocks - i + 1];
-
-		/* Check if we have first version location used */
-		if (i == 1 && (*record & E1000_INVM_VER_FIELD_ONE) == 0) {
-			version = 0;
-			status = E1000_SUCCESS;
-			break;
-		}
-		/* Check if we have second version location used */
-		else if ((i == 1) &&
-			 ((*record & E1000_INVM_VER_FIELD_TWO) == 0)) {
-			version = (*record & E1000_INVM_VER_FIELD_ONE) >> 3;
-			status = E1000_SUCCESS;
-			break;
-		}
-		/* Check if we have odd version location
-		 * used and it is the last one used
-		 */
-		else if ((((*record & E1000_INVM_VER_FIELD_ONE) == 0) &&
-			  ((*record & 0x3) == 0)) || (((*record & 0x3) != 0) &&
-			   (i != 1))) {
-			version = (*next_record & E1000_INVM_VER_FIELD_TWO)
-				  >> 13;
-			status = E1000_SUCCESS;
-			break;
-		}
-		/* Check if we have even version location
-		 * used and it is the last one used
-		 */
-		else if (((*record & E1000_INVM_VER_FIELD_TWO) == 0) &&
-			 ((*record & 0x3) == 0)) {
-			version = (*record & E1000_INVM_VER_FIELD_ONE) >> 3;
-			status = E1000_SUCCESS;
-			break;
-		}
-	}
-
-	if (status == E1000_SUCCESS) {
-		invm_ver->invm_major = (version & E1000_INVM_MAJOR_MASK)
-					>> E1000_INVM_MAJOR_SHIFT;
-		invm_ver->invm_minor = version & E1000_INVM_MINOR_MASK;
-	}
-	/* Read Image Type */
-	for (i = 1; i < invm_blocks; i++) {
-		record = &buffer[invm_blocks - i];
-		next_record = &buffer[invm_blocks - i + 1];
-
-		/* Check if we have image type in first location used */
-		if (i == 1 && (*record & E1000_INVM_IMGTYPE_FIELD) == 0) {
-			invm_ver->invm_img_type = 0;
-			status = E1000_SUCCESS;
-			break;
-		}
-		/* Check if we have image type in first location used */
-		else if ((((*record & 0x3) == 0) &&
-			  ((*record & E1000_INVM_IMGTYPE_FIELD) == 0)) ||
-			    ((((*record & 0x3) != 0) && (i != 1)))) {
-			invm_ver->invm_img_type =
-				(*next_record & E1000_INVM_IMGTYPE_FIELD) >> 23;
-			status = E1000_SUCCESS;
-			break;
-		}
-	}
-	return status;
-}
-
 /* e1000_validate_nvm_checksum_i225 - Validate EEPROM checksum
  * @hw: pointer to the HW structure
  *
diff --git a/drivers/net/intel/e1000/base/e1000_i225.h b/drivers/net/intel/e1000/base/e1000_i225.h
index b0414b6a36..ef4e646e02 100644
--- a/drivers/net/intel/e1000/base/e1000_i225.h
+++ b/drivers/net/intel/e1000/base/e1000_i225.h
@@ -13,8 +13,6 @@ s32 e1000_write_nvm_srwr_i225(struct e1000_hw *hw, u16 offset,
 			      u16 words, u16 *data);
 s32 e1000_read_nvm_srrd_i225(struct e1000_hw *hw, u16 offset,
 			     u16 words, u16 *data);
-s32 e1000_read_invm_version_i225(struct e1000_hw *hw,
-				 struct e1000_fw_version *invm_ver);
 s32 e1000_set_flsw_flash_burst_counter_i225(struct e1000_hw *hw,
 					    u32 burst_counter);
 s32 e1000_write_erase_flash_command_i225(struct e1000_hw *hw, u32 opcode,
-- 
2.43.5