e1000: Catch up commit with DPDK

Various syncs with the e1000 shared code from DPDK:
"cid-gigabit.2020.06.05.tar.gz released by ND"

Approved by:	imp
Obtained from:	DPDK
MFC after:	1 week

(cherry picked from commit 984d161)

sys/dev/e1000/e1000_82571.c

@@ -515,7 +515,7 @@ e1000_get_hw_semaphore_82574(struct e1000_hw *hw)
 	u32 extcnf_ctrl;
 	s32 i = 0;
 	/* XXX assert that mutex is held */
-	DEBUGFUNC("e1000_get_hw_semaphore_82573");
+	DEBUGFUNC("e1000_get_hw_semaphore_82574");
 
 	ASSERT_CTX_LOCK_HELD(hw);
 	extcnf_ctrl = E1000_READ_REG(hw, E1000_EXTCNF_CTRL);

sys/dev/e1000/e1000_82575.c

@@ -1360,7 +1360,7 @@ static s32 e1000_reset_hw_82575(struct e1000_hw *hw)
  *
  * This inits the hardware readying it for operation.
  **/
-STATIC s32 e1000_init_hw_82575(struct e1000_hw *hw)
+static s32 e1000_init_hw_82575(struct e1000_hw *hw)
 {
 	struct e1000_mac_info *mac = &hw->mac;
 	s32 ret_val;

sys/dev/e1000/e1000_api.c

@@ -1269,6 +1269,21 @@ s32 e1000_read_pba_length(struct e1000_hw *hw, u32 *pba_num_size)
 	return e1000_read_pba_length_generic(hw, pba_num_size);
 }
 
+/**
+ *  e1000_read_pba_num - Read device part number
+ *  @hw: pointer to the HW structure
+ *  @pba_num: pointer to device part number
+ *
+ *  Reads the product board assembly (PBA) number from the EEPROM and stores
+ *  the value in pba_num.
+ *  Currently no func pointer exists and all implementations are handled in the
+ *  generic version of this function.
+ **/
+s32 e1000_read_pba_num(struct e1000_hw *hw, u32 *pba_num)
+{
+	return e1000_read_pba_num_generic(hw, pba_num);
+}
+
 /**
  *  e1000_validate_nvm_checksum - Verifies NVM (EEPROM) checksum
  *  @hw: pointer to the HW structure

sys/dev/e1000/e1000_api.h

@@ -97,6 +97,7 @@ s32 e1000_phy_commit(struct e1000_hw *hw);
 void e1000_power_up_phy(struct e1000_hw *hw);
 void e1000_power_down_phy(struct e1000_hw *hw);
 s32 e1000_read_mac_addr(struct e1000_hw *hw);
+s32 e1000_read_pba_num(struct e1000_hw *hw, u32 *part_num);
 s32 e1000_read_pba_string(struct e1000_hw *hw, u8 *pba_num, u32 pba_num_size);
 s32 e1000_read_pba_length(struct e1000_hw *hw, u32 *pba_num_size);
 void e1000_reload_nvm(struct e1000_hw *hw);

sys/dev/e1000/e1000_defines.h

@@ -1083,11 +1083,44 @@
 /* NVM Word Offsets */
 #define NVM_COMPAT			0x0003
 #define NVM_ID_LED_SETTINGS		0x0004
+#define NVM_VERSION			0x0005
 #define NVM_SERDES_AMPLITUDE		0x0006 /* SERDES output amplitude */
 #define NVM_PHY_CLASS_WORD		0x0007
 #define E1000_I210_NVM_FW_MODULE_PTR	0x0010
 #define E1000_I350_NVM_FW_MODULE_PTR	0x0051
 #define NVM_FUTURE_INIT_WORD1		0x0019
+#define NVM_ETRACK_WORD			0x0042
+#define NVM_ETRACK_HIWORD		0x0043
+#define NVM_COMB_VER_OFF		0x0083
+#define NVM_COMB_VER_PTR		0x003d
+
+/* NVM version defines */
+#define NVM_MAJOR_MASK			0xF000
+#define NVM_MINOR_MASK			0x0FF0
+#define NVM_IMAGE_ID_MASK		0x000F
+#define NVM_COMB_VER_MASK		0x00FF
+#define NVM_MAJOR_SHIFT			12
+#define NVM_MINOR_SHIFT			4
+#define NVM_COMB_VER_SHFT		8
+#define NVM_VER_INVALID			0xFFFF
+#define NVM_ETRACK_SHIFT		16
+#define NVM_ETRACK_VALID		0x8000
+#define NVM_NEW_DEC_MASK		0x0F00
+#define NVM_HEX_CONV			16
+#define NVM_HEX_TENS			10
+
+/* FW version defines */
+/* Offset of "Loader patch ptr" in Firmware Header */
+#define E1000_I350_NVM_FW_LOADER_PATCH_PTR_OFFSET	0x01
+/* Patch generation hour & minutes */
+#define E1000_I350_NVM_FW_VER_WORD1_OFFSET		0x04
+/* Patch generation month & day */
+#define E1000_I350_NVM_FW_VER_WORD2_OFFSET		0x05
+/* Patch generation year */
+#define E1000_I350_NVM_FW_VER_WORD3_OFFSET		0x06
+/* Patch major & minor numbers */
+#define E1000_I350_NVM_FW_VER_WORD4_OFFSET		0x07
+
 #define NVM_MAC_ADDR			0x0000
 #define NVM_SUB_DEV_ID			0x000B
 #define NVM_SUB_VEN_ID			0x000C

sys/dev/e1000/e1000_hw.h

@@ -998,7 +998,7 @@ struct e1000_dev_spec_ich8lan {
 	enum e1000_ulp_state ulp_state;
 	bool ulp_capability_disabled;
 	bool during_suspend_flow;
-	bool during_dpg_exit;
+	bool smbus_disable;
 };
 
 struct e1000_dev_spec_82575 {

sys/dev/e1000/e1000_i210.c

@@ -345,6 +345,105 @@ static s32 e1000_read_invm_i210(struct e1000_hw *hw, u16 offset,
 	return ret_val;
 }
 
+/**
+ *  e1000_read_invm_version - 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(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");
+
+	/* 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_i210 - Validate EEPROM checksum
  *  @hw: pointer to the HW structure
@@ -628,6 +727,7 @@ static s32 e1000_pll_workaround_i210(struct e1000_hw *hw)
 	if (ret_val != E1000_SUCCESS)
 		nvm_word = E1000_INVM_DEFAULT_AL;
 	tmp_nvm = nvm_word | E1000_INVM_PLL_WO_VAL;
+	phy_word = E1000_PHY_PLL_UNCONF;
 	for (i = 0; i < E1000_MAX_PLL_TRIES; i++) {
 		/* check current state directly from internal PHY */
 		e1000_write_phy_reg_mdic(hw, GS40G_PAGE_SELECT, 0xFC);

sys/dev/e1000/e1000_i210.h

@@ -44,6 +44,8 @@ s32 e1000_write_nvm_srwr_i210(struct e1000_hw *hw, u16 offset,
 			      u16 words, u16 *data);
 s32 e1000_read_nvm_srrd_i210(struct e1000_hw *hw, u16 offset,
 			     u16 words, u16 *data);
+s32 e1000_read_invm_version(struct e1000_hw *hw,
+			    struct e1000_fw_version *invm_ver);
 s32 e1000_init_hw_i210(struct e1000_hw *hw);
 
 #define E1000_STM_OPCODE		0xDB00

sys/dev/e1000/e1000_nvm.c

@@ -939,6 +939,41 @@ s32 e1000_read_pba_length_generic(struct e1000_hw *hw, u32 *pba_num_size)
 	return E1000_SUCCESS;
 }
 
+/**
+ *  e1000_read_pba_num_generic - Read device part number
+ *  @hw: pointer to the HW structure
+ *  @pba_num: pointer to device part number
+ *
+ *  Reads the product board assembly (PBA) number from the EEPROM and stores
+ *  the value in pba_num.
+ **/
+s32 e1000_read_pba_num_generic(struct e1000_hw *hw, u32 *pba_num)
+{
+	s32 ret_val;
+	u16 nvm_data;
+
+	DEBUGFUNC("e1000_read_pba_num_generic");
+
+	ret_val = hw->nvm.ops.read(hw, NVM_PBA_OFFSET_0, 1, &nvm_data);
+	if (ret_val) {
+		DEBUGOUT("NVM Read Error\n");
+		return ret_val;
+	} else if (nvm_data == NVM_PBA_PTR_GUARD) {
+		DEBUGOUT("NVM Not Supported\n");
+		return -E1000_NOT_IMPLEMENTED;
+	}
+	*pba_num = (u32)(nvm_data << 16);
+
+	ret_val = hw->nvm.ops.read(hw, NVM_PBA_OFFSET_1, 1, &nvm_data);
+	if (ret_val) {
+		DEBUGOUT("NVM Read Error\n");
+		return ret_val;
+	}
+	*pba_num |= nvm_data;
+
+	return E1000_SUCCESS;
+}
+
 
 /**
  *  e1000_read_pba_raw
@@ -1241,4 +1276,116 @@ static void e1000_reload_nvm_generic(struct e1000_hw *hw)
 	E1000_WRITE_FLUSH(hw);
 }
 
+/**
+ *  e1000_get_fw_version - Get firmware version information
+ *  @hw: pointer to the HW structure
+ *  @fw_vers: pointer to output version structure
+ *
+ *  unsupported/not present features return 0 in version structure
+ **/
+void e1000_get_fw_version(struct e1000_hw *hw, struct e1000_fw_version *fw_vers)
+{
+	u16 eeprom_verh, eeprom_verl, etrack_test, fw_version;
+	u8 q, hval, rem, result;
+	u16 comb_verh, comb_verl, comb_offset;
+
+	memset(fw_vers, 0, sizeof(struct e1000_fw_version));
+
+	/* basic eeprom version numbers, bits used vary by part and by tool
+	 * used to create the nvm images */
+	/* Check which data format we have */
+	switch (hw->mac.type) {
+	case e1000_i211:
+		e1000_read_invm_version(hw, fw_vers);
+		return;
+	case e1000_82575:
+	case e1000_82576:
+	case e1000_82580:
+	case e1000_i354:
+		hw->nvm.ops.read(hw, NVM_ETRACK_HIWORD, 1, &etrack_test);
+		/* Use this format, unless EETRACK ID exists,
+		 * then use alternate format
+		 */
+		if ((etrack_test &  NVM_MAJOR_MASK) != NVM_ETRACK_VALID) {
+			hw->nvm.ops.read(hw, NVM_VERSION, 1, &fw_version);
+			fw_vers->eep_major = (fw_version & NVM_MAJOR_MASK)
+					      >> NVM_MAJOR_SHIFT;
+			fw_vers->eep_minor = (fw_version & NVM_MINOR_MASK)
+					      >> NVM_MINOR_SHIFT;
+			fw_vers->eep_build = (fw_version & NVM_IMAGE_ID_MASK);
+			goto etrack_id;
+		}
+		break;
+	case e1000_i210:
+		if (!(e1000_get_flash_presence_i210(hw))) {
+			e1000_read_invm_version(hw, fw_vers);
+			return;
+		}
+		/* fall through */
+	case e1000_i350:
+		hw->nvm.ops.read(hw, NVM_ETRACK_HIWORD, 1, &etrack_test);
+		/* find combo image version */
+		hw->nvm.ops.read(hw, NVM_COMB_VER_PTR, 1, &comb_offset);
+		if ((comb_offset != 0x0) &&
+		    (comb_offset != NVM_VER_INVALID)) {
+
+			hw->nvm.ops.read(hw, (NVM_COMB_VER_OFF + comb_offset
+					 + 1), 1, &comb_verh);
+			hw->nvm.ops.read(hw, (NVM_COMB_VER_OFF + comb_offset),
+					 1, &comb_verl);
+
+			/* get Option Rom version if it exists and is valid */
+			if ((comb_verh && comb_verl) &&
+			    ((comb_verh != NVM_VER_INVALID) &&
+			     (comb_verl != NVM_VER_INVALID))) {
+
+				fw_vers->or_valid = true;
+				fw_vers->or_major =
+					comb_verl >> NVM_COMB_VER_SHFT;
+				fw_vers->or_build =
+					(comb_verl << NVM_COMB_VER_SHFT)
+					| (comb_verh >> NVM_COMB_VER_SHFT);
+				fw_vers->or_patch =
+					comb_verh & NVM_COMB_VER_MASK;
+			}
+		}
+		break;
+	default:
+		hw->nvm.ops.read(hw, NVM_ETRACK_HIWORD, 1, &etrack_test);
+		return;
+	}
+	hw->nvm.ops.read(hw, NVM_VERSION, 1, &fw_version);
+	fw_vers->eep_major = (fw_version & NVM_MAJOR_MASK)
+			      >> NVM_MAJOR_SHIFT;
+
+	/* check for old style version format in newer images*/
+	if ((fw_version & NVM_NEW_DEC_MASK) == 0x0) {
+		eeprom_verl = (fw_version & NVM_COMB_VER_MASK);
+	} else {
+		eeprom_verl = (fw_version & NVM_MINOR_MASK)
+				>> NVM_MINOR_SHIFT;
+	}
+	/* Convert minor value to hex before assigning to output struct
+	 * Val to be converted will not be higher than 99, per tool output
+	 */
+	q = eeprom_verl / NVM_HEX_CONV;
+	hval = q * NVM_HEX_TENS;
+	rem = eeprom_verl % NVM_HEX_CONV;
+	result = hval + rem;
+	fw_vers->eep_minor = result;
+
+etrack_id:
+	if ((etrack_test &  NVM_MAJOR_MASK) == NVM_ETRACK_VALID) {
+		hw->nvm.ops.read(hw, NVM_ETRACK_WORD, 1, &eeprom_verl);
+		hw->nvm.ops.read(hw, (NVM_ETRACK_WORD + 1), 1, &eeprom_verh);
+		fw_vers->etrack_id = (eeprom_verh << NVM_ETRACK_SHIFT)
+			| eeprom_verl;
+	} else if ((etrack_test & NVM_ETRACK_VALID) == 0) {
+		hw->nvm.ops.read(hw, NVM_ETRACK_WORD, 1, &eeprom_verh);
+		hw->nvm.ops.read(hw, (NVM_ETRACK_WORD + 1), 1, &eeprom_verl);
+		fw_vers->etrack_id = (eeprom_verh << NVM_ETRACK_SHIFT) |
+				     eeprom_verl;
+	}
+}
+