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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ac5ac789eb
Really trivial fix, use kmalloc/kfree instead of stack space. use static const instead of const to further reduce stack usage. V2: reflect changes suggested by Joe Perches before: [jbrandeb@jbrandeb-mobl2 linux-2.6]$ make checkstack|grep '\[ixgb\]' 0x00000fc1 ixgb_set_multi [ixgb]: 768 0x00001031 ixgb_set_multi [ixgb]: 768 0x000010f2 ixgb_set_multi [ixgb]: 768 0x061c ixgb_check_options [ixgb]: 448 0x09c3 ixgb_check_options [ixgb]: 448 0x0000649e ixgb_set_ringparam [ixgb]: 192 0x0000130d ixgb_xmit_frame [ixgb]: 184 0x000019e0 ixgb_xmit_frame [ixgb]: 184 0x00002267 ixgb_clean [ixgb]: 152 0x00002673 ixgb_clean [ixgb]: 152 after: 0x000064ee ixgb_set_ringparam [ixgb]: 192 0x0000135d ixgb_xmit_frame [ixgb]: 184 0x00001a30 ixgb_xmit_frame [ixgb]: 184 0x000022b7 ixgb_clean [ixgb]: 152 0x000026c3 ixgb_clean [ixgb]: 152 Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/*******************************************************************************
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Intel PRO/10GbE Linux driver
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Copyright(c) 1999 - 2008 Intel Corporation.
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This program is free software; you can redistribute it and/or modify it
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under the terms and conditions of the GNU General Public License,
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version 2, as published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution in
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the file called "COPYING".
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Contact Information:
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Linux NICS <linux.nics@intel.com>
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e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#ifndef _IXGB_EE_H_
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#define _IXGB_EE_H_
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#define IXGB_EEPROM_SIZE 64 /* Size in words */
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/* EEPROM Commands */
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#define EEPROM_READ_OPCODE 0x6 /* EEPROM read opcode */
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#define EEPROM_WRITE_OPCODE 0x5 /* EEPROM write opcode */
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#define EEPROM_ERASE_OPCODE 0x7 /* EEPROM erase opcode */
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#define EEPROM_EWEN_OPCODE 0x13 /* EEPROM erase/write enable */
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#define EEPROM_EWDS_OPCODE 0x10 /* EEPROM erase/write disable */
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/* EEPROM MAP (Word Offsets) */
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#define EEPROM_IA_1_2_REG 0x0000
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#define EEPROM_IA_3_4_REG 0x0001
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#define EEPROM_IA_5_6_REG 0x0002
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#define EEPROM_COMPATIBILITY_REG 0x0003
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#define EEPROM_PBA_1_2_REG 0x0008
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#define EEPROM_PBA_3_4_REG 0x0009
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#define EEPROM_INIT_CONTROL1_REG 0x000A
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#define EEPROM_SUBSYS_ID_REG 0x000B
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#define EEPROM_SUBVEND_ID_REG 0x000C
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#define EEPROM_DEVICE_ID_REG 0x000D
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#define EEPROM_VENDOR_ID_REG 0x000E
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#define EEPROM_INIT_CONTROL2_REG 0x000F
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#define EEPROM_SWDPINS_REG 0x0020
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#define EEPROM_CIRCUIT_CTRL_REG 0x0021
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#define EEPROM_D0_D3_POWER_REG 0x0022
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#define EEPROM_FLASH_VERSION 0x0032
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#define EEPROM_CHECKSUM_REG 0x003F
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/* Mask bits for fields in Word 0x0a of the EEPROM */
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#define EEPROM_ICW1_SIGNATURE_MASK 0xC000
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#define EEPROM_ICW1_SIGNATURE_VALID 0x4000
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#define EEPROM_ICW1_SIGNATURE_CLEAR 0x0000
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/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
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#define EEPROM_SUM 0xBABA
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/* EEPROM Map Sizes (Byte Counts) */
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#define PBA_SIZE 4
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/* EEPROM Map defines (WORD OFFSETS)*/
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/* EEPROM structure */
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struct ixgb_ee_map_type {
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u8 mac_addr[ETH_ALEN];
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__le16 compatibility;
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__le16 reserved1[4];
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__le32 pba_number;
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__le16 init_ctrl_reg_1;
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__le16 subsystem_id;
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__le16 subvendor_id;
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__le16 device_id;
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__le16 vendor_id;
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__le16 init_ctrl_reg_2;
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__le16 oem_reserved[16];
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__le16 swdpins_reg;
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__le16 circuit_ctrl_reg;
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u8 d3_power;
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u8 d0_power;
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__le16 reserved2[28];
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__le16 checksum;
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};
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/* EEPROM Functions */
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u16 ixgb_read_eeprom(struct ixgb_hw *hw, u16 reg);
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bool ixgb_validate_eeprom_checksum(struct ixgb_hw *hw);
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void ixgb_update_eeprom_checksum(struct ixgb_hw *hw);
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void ixgb_write_eeprom(struct ixgb_hw *hw, u16 reg, u16 data);
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#endif /* IXGB_EE_H */
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