mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-01 07:46:46 +07:00
e5d486dcaa
This patch adds net_device_ops.ndo_open and .ndo_stop callback. These function is called when network device activation and deactivation. Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
143 lines
3.5 KiB
C
143 lines
3.5 KiB
C
/*
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* FUJITSU Extended Socket Network Device driver
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* Copyright (c) 2015 FUJITSU LIMITED
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*
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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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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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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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*
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*/
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#ifndef FJES_REGS_H_
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#define FJES_REGS_H_
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#include <linux/bitops.h>
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#define XSCT_DEVICE_REGISTER_SIZE 0x1000
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/* register offset */
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/* Information registers */
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#define XSCT_OWNER_EPID 0x0000 /* Owner EPID */
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#define XSCT_MAX_EP 0x0004 /* Maximum EP */
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/* Device Control registers */
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#define XSCT_DCTL 0x0010 /* Device Control */
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/* Command Control registers */
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#define XSCT_CR 0x0020 /* Command request */
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#define XSCT_CS 0x0024 /* Command status */
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#define XSCT_SHSTSAL 0x0028 /* Share status address Low */
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#define XSCT_SHSTSAH 0x002C /* Share status address High */
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#define XSCT_REQBL 0x0034 /* Request Buffer length */
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#define XSCT_REQBAL 0x0038 /* Request Buffer Address Low */
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#define XSCT_REQBAH 0x003C /* Request Buffer Address High */
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#define XSCT_RESPBL 0x0044 /* Response Buffer Length */
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#define XSCT_RESPBAL 0x0048 /* Response Buffer Address Low */
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#define XSCT_RESPBAH 0x004C /* Response Buffer Address High */
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/* Interrupt Control registers */
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#define XSCT_IS 0x0080 /* Interrupt status */
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#define XSCT_IMS 0x0084 /* Interrupt mask set */
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#define XSCT_IMC 0x0088 /* Interrupt mask clear */
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#define XSCT_IG 0x008C /* Interrupt generator */
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#define XSCT_ICTL 0x0090 /* Interrupt control */
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/* register structure */
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/* Information registers */
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union REG_OWNER_EPID {
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struct {
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__le32 epid:16;
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__le32:16;
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} bits;
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__le32 reg;
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};
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union REG_MAX_EP {
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struct {
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__le32 maxep:16;
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__le32:16;
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} bits;
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__le32 reg;
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};
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/* Device Control registers */
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union REG_DCTL {
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struct {
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__le32 reset:1;
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__le32 rsv0:15;
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__le32 rsv1:16;
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} bits;
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__le32 reg;
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};
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/* Command Control registers */
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union REG_CR {
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struct {
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__le32 req_code:16;
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__le32 err_info:14;
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__le32 error:1;
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__le32 req_start:1;
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} bits;
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__le32 reg;
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};
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union REG_CS {
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struct {
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__le32 req_code:16;
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__le32 rsv0:14;
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__le32 busy:1;
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__le32 complete:1;
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} bits;
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__le32 reg;
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};
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/* Interrupt Control registers */
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union REG_ICTL {
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struct {
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__le32 automak:1;
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__le32 rsv0:31;
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} bits;
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__le32 reg;
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};
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enum REG_ICTL_MASK {
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REG_ICTL_MASK_INFO_UPDATE = 1 << 20,
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REG_ICTL_MASK_DEV_STOP_REQ = 1 << 19,
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REG_ICTL_MASK_TXRX_STOP_REQ = 1 << 18,
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REG_ICTL_MASK_TXRX_STOP_DONE = 1 << 17,
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REG_ICTL_MASK_RX_DATA = 1 << 16,
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REG_ICTL_MASK_ALL = GENMASK(20, 16),
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};
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enum REG_IS_MASK {
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REG_IS_MASK_IS_ASSERT = 1 << 31,
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REG_IS_MASK_EPID = GENMASK(15, 0),
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};
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struct fjes_hw;
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u32 fjes_hw_rd32(struct fjes_hw *hw, u32 reg);
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#define wr32(reg, val) \
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do { \
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u8 *base = hw->base; \
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writel((val), &base[(reg)]); \
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} while (0)
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#define rd32(reg) (fjes_hw_rd32(hw, reg))
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#endif /* FJES_REGS_H_ */
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