mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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305c891e2a
CONFIG_HOTPLUG is going away as an option so __devinit is no longer needed. Signed-off-by: Bill Pemberton <wfp5p@virginia.edu> Cc: Matt Porter <mporter@kernel.crashing.org> Acked-by: Alexandre Bounine <alexandre.bounine@idt.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
853 lines
23 KiB
C
853 lines
23 KiB
C
/*
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* Tsi721 PCIExpress-to-SRIO bridge definitions
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*
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* Copyright 2011, Integrated Device Technology, Inc.
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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 of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that 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, write to the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __TSI721_H
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#define __TSI721_H
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#define DRV_NAME "tsi721"
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#define DEFAULT_HOPCOUNT 0xff
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#define DEFAULT_DESTID 0xff
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/* PCI device ID */
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#define PCI_DEVICE_ID_TSI721 0x80ab
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#define BAR_0 0
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#define BAR_1 1
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#define BAR_2 2
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#define BAR_4 4
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#define TSI721_PC2SR_BARS 2
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#define TSI721_PC2SR_WINS 8
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#define TSI721_PC2SR_ZONES 8
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#define TSI721_MAINT_WIN 0 /* Window for outbound maintenance requests */
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#define IDB_QUEUE 0 /* Inbound Doorbell Queue to use */
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#define IDB_QSIZE 512 /* Inbound Doorbell Queue size */
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/* Memory space sizes */
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#define TSI721_REG_SPACE_SIZE (512 * 1024) /* 512K */
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#define TSI721_DB_WIN_SIZE (16 * 1024 * 1024) /* 16MB */
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#define RIO_TT_CODE_8 0x00000000
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#define RIO_TT_CODE_16 0x00000001
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#define TSI721_DMA_MAXCH 8
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#define TSI721_DMA_MINSTSSZ 32
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#define TSI721_DMA_STSBLKSZ 8
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#define TSI721_SRIO_MAXCH 8
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#define DBELL_SID(buf) (((u8)buf[2] << 8) | (u8)buf[3])
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#define DBELL_TID(buf) (((u8)buf[4] << 8) | (u8)buf[5])
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#define DBELL_INF(buf) (((u8)buf[0] << 8) | (u8)buf[1])
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#define TSI721_RIO_PW_MSG_SIZE 16 /* Tsi721 saves only 16 bytes of PW msg */
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/* Register definitions */
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/*
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* Registers in PCIe configuration space
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*/
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#define TSI721_PCIECFG_MSIXTBL 0x0a4
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#define TSI721_MSIXTBL_OFFSET 0x2c000
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#define TSI721_PCIECFG_MSIXPBA 0x0a8
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#define TSI721_MSIXPBA_OFFSET 0x2a000
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#define TSI721_PCIECFG_EPCTL 0x400
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#define MAX_READ_REQUEST_SZ_SHIFT 12
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/*
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* Event Management Registers
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*/
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#define TSI721_RIO_EM_INT_STAT 0x10910
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#define TSI721_RIO_EM_INT_STAT_PW_RX 0x00010000
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#define TSI721_RIO_EM_INT_ENABLE 0x10914
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#define TSI721_RIO_EM_INT_ENABLE_PW_RX 0x00010000
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#define TSI721_RIO_EM_DEV_INT_EN 0x10930
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#define TSI721_RIO_EM_DEV_INT_EN_INT 0x00000001
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/*
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* Port-Write Block Registers
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*/
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#define TSI721_RIO_PW_CTL 0x10a04
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#define TSI721_RIO_PW_CTL_PW_TIMER 0xf0000000
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#define TSI721_RIO_PW_CTL_PWT_DIS (0 << 28)
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#define TSI721_RIO_PW_CTL_PWT_103 (1 << 28)
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#define TSI721_RIO_PW_CTL_PWT_205 (1 << 29)
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#define TSI721_RIO_PW_CTL_PWT_410 (1 << 30)
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#define TSI721_RIO_PW_CTL_PWT_820 (1 << 31)
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#define TSI721_RIO_PW_CTL_PWC_MODE 0x01000000
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#define TSI721_RIO_PW_CTL_PWC_CONT 0x00000000
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#define TSI721_RIO_PW_CTL_PWC_REL 0x01000000
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#define TSI721_RIO_PW_RX_STAT 0x10a10
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#define TSI721_RIO_PW_RX_STAT_WR_SIZE 0x0000f000
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#define TSI_RIO_PW_RX_STAT_WDPTR 0x00000100
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#define TSI721_RIO_PW_RX_STAT_PW_SHORT 0x00000008
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#define TSI721_RIO_PW_RX_STAT_PW_TRUNC 0x00000004
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#define TSI721_RIO_PW_RX_STAT_PW_DISC 0x00000002
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#define TSI721_RIO_PW_RX_STAT_PW_VAL 0x00000001
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#define TSI721_RIO_PW_RX_CAPT(x) (0x10a20 + (x)*4)
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/*
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* Inbound Doorbells
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*/
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#define TSI721_IDB_ENTRY_SIZE 64
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#define TSI721_IDQ_CTL(x) (0x20000 + (x) * 0x1000)
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#define TSI721_IDQ_SUSPEND 0x00000002
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#define TSI721_IDQ_INIT 0x00000001
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#define TSI721_IDQ_STS(x) (0x20004 + (x) * 0x1000)
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#define TSI721_IDQ_RUN 0x00200000
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#define TSI721_IDQ_MASK(x) (0x20008 + (x) * 0x1000)
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#define TSI721_IDQ_MASK_MASK 0xffff0000
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#define TSI721_IDQ_MASK_PATT 0x0000ffff
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#define TSI721_IDQ_RP(x) (0x2000c + (x) * 0x1000)
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#define TSI721_IDQ_RP_PTR 0x0007ffff
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#define TSI721_IDQ_WP(x) (0x20010 + (x) * 0x1000)
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#define TSI721_IDQ_WP_PTR 0x0007ffff
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#define TSI721_IDQ_BASEL(x) (0x20014 + (x) * 0x1000)
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#define TSI721_IDQ_BASEL_ADDR 0xffffffc0
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#define TSI721_IDQ_BASEU(x) (0x20018 + (x) * 0x1000)
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#define TSI721_IDQ_SIZE(x) (0x2001c + (x) * 0x1000)
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#define TSI721_IDQ_SIZE_VAL(size) (__fls(size) - 4)
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#define TSI721_IDQ_SIZE_MIN 512
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#define TSI721_IDQ_SIZE_MAX (512 * 1024)
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#define TSI721_SR_CHINT(x) (0x20040 + (x) * 0x1000)
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#define TSI721_SR_CHINTE(x) (0x20044 + (x) * 0x1000)
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#define TSI721_SR_CHINTSET(x) (0x20048 + (x) * 0x1000)
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#define TSI721_SR_CHINT_ODBOK 0x00000020
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#define TSI721_SR_CHINT_IDBQRCV 0x00000010
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#define TSI721_SR_CHINT_SUSP 0x00000008
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#define TSI721_SR_CHINT_ODBTO 0x00000004
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#define TSI721_SR_CHINT_ODBRTRY 0x00000002
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#define TSI721_SR_CHINT_ODBERR 0x00000001
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#define TSI721_SR_CHINT_ALL 0x0000003f
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#define TSI721_IBWIN_NUM 8
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#define TSI721_IBWIN_LB(x) (0x29000 + (x) * 0x20)
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#define TSI721_IBWIN_LB_BA 0xfffff000
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#define TSI721_IBWIN_LB_WEN 0x00000001
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#define TSI721_IBWIN_UB(x) (0x29004 + (x) * 0x20)
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#define TSI721_IBWIN_SZ(x) (0x29008 + (x) * 0x20)
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#define TSI721_IBWIN_SZ_SIZE 0x00001f00
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#define TSI721_IBWIN_SIZE(size) (__fls(size) - 12)
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#define TSI721_IBWIN_TLA(x) (0x2900c + (x) * 0x20)
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#define TSI721_IBWIN_TLA_ADD 0xfffff000
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#define TSI721_IBWIN_TUA(x) (0x29010 + (x) * 0x20)
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#define TSI721_SR2PC_GEN_INTE 0x29800
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#define TSI721_SR2PC_PWE 0x29804
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#define TSI721_SR2PC_GEN_INT 0x29808
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#define TSI721_DEV_INTE 0x29840
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#define TSI721_DEV_INT 0x29844
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#define TSI721_DEV_INTSET 0x29848
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#define TSI721_DEV_INT_BDMA_CH 0x00002000
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#define TSI721_DEV_INT_BDMA_NCH 0x00001000
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#define TSI721_DEV_INT_SMSG_CH 0x00000800
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#define TSI721_DEV_INT_SMSG_NCH 0x00000400
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#define TSI721_DEV_INT_SR2PC_CH 0x00000200
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#define TSI721_DEV_INT_SRIO 0x00000020
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#define TSI721_DEV_CHAN_INTE 0x2984c
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#define TSI721_DEV_CHAN_INT 0x29850
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#define TSI721_INT_SR2PC_CHAN_M 0xff000000
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#define TSI721_INT_SR2PC_CHAN(x) (1 << (24 + (x)))
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#define TSI721_INT_IMSG_CHAN_M 0x00ff0000
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#define TSI721_INT_IMSG_CHAN(x) (1 << (16 + (x)))
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#define TSI721_INT_OMSG_CHAN_M 0x0000ff00
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#define TSI721_INT_OMSG_CHAN(x) (1 << (8 + (x)))
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#define TSI721_INT_BDMA_CHAN_M 0x000000ff
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#define TSI721_INT_BDMA_CHAN(x) (1 << (x))
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/*
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* PC2SR block registers
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*/
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#define TSI721_OBWIN_NUM TSI721_PC2SR_WINS
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#define TSI721_OBWINLB(x) (0x40000 + (x) * 0x20)
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#define TSI721_OBWINLB_BA 0xffff8000
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#define TSI721_OBWINLB_WEN 0x00000001
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#define TSI721_OBWINUB(x) (0x40004 + (x) * 0x20)
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#define TSI721_OBWINSZ(x) (0x40008 + (x) * 0x20)
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#define TSI721_OBWINSZ_SIZE 0x00001f00
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#define TSI721_OBWIN_SIZE(size) (__fls(size) - 15)
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#define TSI721_ZONE_SEL 0x41300
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#define TSI721_ZONE_SEL_RD_WRB 0x00020000
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#define TSI721_ZONE_SEL_GO 0x00010000
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#define TSI721_ZONE_SEL_WIN 0x00000038
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#define TSI721_ZONE_SEL_ZONE 0x00000007
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#define TSI721_LUT_DATA0 0x41304
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#define TSI721_LUT_DATA0_ADD 0xfffff000
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#define TSI721_LUT_DATA0_RDTYPE 0x00000f00
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#define TSI721_LUT_DATA0_NREAD 0x00000100
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#define TSI721_LUT_DATA0_MNTRD 0x00000200
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#define TSI721_LUT_DATA0_RDCRF 0x00000020
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#define TSI721_LUT_DATA0_WRCRF 0x00000010
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#define TSI721_LUT_DATA0_WRTYPE 0x0000000f
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#define TSI721_LUT_DATA0_NWR 0x00000001
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#define TSI721_LUT_DATA0_MNTWR 0x00000002
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#define TSI721_LUT_DATA0_NWR_R 0x00000004
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#define TSI721_LUT_DATA1 0x41308
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#define TSI721_LUT_DATA2 0x4130c
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#define TSI721_LUT_DATA2_HC 0xff000000
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#define TSI721_LUT_DATA2_ADD65 0x000c0000
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#define TSI721_LUT_DATA2_TT 0x00030000
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#define TSI721_LUT_DATA2_DSTID 0x0000ffff
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#define TSI721_PC2SR_INTE 0x41310
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#define TSI721_DEVCTL 0x48004
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#define TSI721_DEVCTL_SRBOOT_CMPL 0x00000004
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#define TSI721_I2C_INT_ENABLE 0x49120
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/*
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* Block DMA Engine Registers
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* x = 0..7
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*/
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#define TSI721_DMAC_BASE(x) (0x51000 + (x) * 0x1000)
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#define TSI721_DMAC_DWRCNT 0x000
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#define TSI721_DMAC_DRDCNT 0x004
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#define TSI721_DMAC_CTL 0x008
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#define TSI721_DMAC_CTL_SUSP 0x00000002
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#define TSI721_DMAC_CTL_INIT 0x00000001
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#define TSI721_DMAC_INT 0x00c
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#define TSI721_DMAC_INT_STFULL 0x00000010
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#define TSI721_DMAC_INT_DONE 0x00000008
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#define TSI721_DMAC_INT_SUSP 0x00000004
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#define TSI721_DMAC_INT_ERR 0x00000002
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#define TSI721_DMAC_INT_IOFDONE 0x00000001
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#define TSI721_DMAC_INT_ALL 0x0000001f
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#define TSI721_DMAC_INTSET 0x010
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#define TSI721_DMAC_STS 0x014
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#define TSI721_DMAC_STS_ABORT 0x00400000
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#define TSI721_DMAC_STS_RUN 0x00200000
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#define TSI721_DMAC_STS_CS 0x001f0000
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#define TSI721_DMAC_INTE 0x018
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#define TSI721_DMAC_DPTRL 0x024
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#define TSI721_DMAC_DPTRL_MASK 0xffffffe0
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#define TSI721_DMAC_DPTRH 0x028
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#define TSI721_DMAC_DSBL 0x02c
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#define TSI721_DMAC_DSBL_MASK 0xffffffc0
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#define TSI721_DMAC_DSBH 0x030
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#define TSI721_DMAC_DSSZ 0x034
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#define TSI721_DMAC_DSSZ_SIZE_M 0x0000000f
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#define TSI721_DMAC_DSSZ_SIZE(size) (__fls(size) - 4)
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#define TSI721_DMAC_DSRP 0x038
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#define TSI721_DMAC_DSRP_MASK 0x0007ffff
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#define TSI721_DMAC_DSWP 0x03c
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#define TSI721_DMAC_DSWP_MASK 0x0007ffff
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#define TSI721_BDMA_INTE 0x5f000
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/*
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* Messaging definitions
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*/
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#define TSI721_MSG_BUFFER_SIZE RIO_MAX_MSG_SIZE
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#define TSI721_MSG_MAX_SIZE RIO_MAX_MSG_SIZE
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#define TSI721_IMSG_MAXCH 8
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#define TSI721_IMSG_CHNUM TSI721_IMSG_MAXCH
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#define TSI721_IMSGD_MIN_RING_SIZE 32
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#define TSI721_IMSGD_RING_SIZE 512
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#define TSI721_OMSG_CHNUM 4 /* One channel per MBOX */
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#define TSI721_OMSGD_MIN_RING_SIZE 32
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#define TSI721_OMSGD_RING_SIZE 512
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/*
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* Outbound Messaging Engine Registers
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* x = 0..7
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*/
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#define TSI721_OBDMAC_DWRCNT(x) (0x61000 + (x) * 0x1000)
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#define TSI721_OBDMAC_DRDCNT(x) (0x61004 + (x) * 0x1000)
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#define TSI721_OBDMAC_CTL(x) (0x61008 + (x) * 0x1000)
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#define TSI721_OBDMAC_CTL_MASK 0x00000007
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#define TSI721_OBDMAC_CTL_RETRY_THR 0x00000004
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#define TSI721_OBDMAC_CTL_SUSPEND 0x00000002
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#define TSI721_OBDMAC_CTL_INIT 0x00000001
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#define TSI721_OBDMAC_INT(x) (0x6100c + (x) * 0x1000)
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#define TSI721_OBDMAC_INTSET(x) (0x61010 + (x) * 0x1000)
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#define TSI721_OBDMAC_INTE(x) (0x61018 + (x) * 0x1000)
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#define TSI721_OBDMAC_INT_MASK 0x0000001F
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#define TSI721_OBDMAC_INT_ST_FULL 0x00000010
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#define TSI721_OBDMAC_INT_DONE 0x00000008
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#define TSI721_OBDMAC_INT_SUSPENDED 0x00000004
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#define TSI721_OBDMAC_INT_ERROR 0x00000002
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#define TSI721_OBDMAC_INT_IOF_DONE 0x00000001
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#define TSI721_OBDMAC_INT_ALL TSI721_OBDMAC_INT_MASK
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#define TSI721_OBDMAC_STS(x) (0x61014 + (x) * 0x1000)
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#define TSI721_OBDMAC_STS_MASK 0x007f0000
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#define TSI721_OBDMAC_STS_ABORT 0x00400000
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#define TSI721_OBDMAC_STS_RUN 0x00200000
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#define TSI721_OBDMAC_STS_CS 0x001f0000
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#define TSI721_OBDMAC_PWE(x) (0x6101c + (x) * 0x1000)
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#define TSI721_OBDMAC_PWE_MASK 0x00000002
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#define TSI721_OBDMAC_PWE_ERROR_EN 0x00000002
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#define TSI721_OBDMAC_DPTRL(x) (0x61020 + (x) * 0x1000)
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#define TSI721_OBDMAC_DPTRL_MASK 0xfffffff0
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#define TSI721_OBDMAC_DPTRH(x) (0x61024 + (x) * 0x1000)
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#define TSI721_OBDMAC_DPTRH_MASK 0xffffffff
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#define TSI721_OBDMAC_DSBL(x) (0x61040 + (x) * 0x1000)
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#define TSI721_OBDMAC_DSBL_MASK 0xffffffc0
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#define TSI721_OBDMAC_DSBH(x) (0x61044 + (x) * 0x1000)
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#define TSI721_OBDMAC_DSBH_MASK 0xffffffff
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#define TSI721_OBDMAC_DSSZ(x) (0x61048 + (x) * 0x1000)
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#define TSI721_OBDMAC_DSSZ_MASK 0x0000000f
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#define TSI721_OBDMAC_DSRP(x) (0x6104c + (x) * 0x1000)
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#define TSI721_OBDMAC_DSRP_MASK 0x0007ffff
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#define TSI721_OBDMAC_DSWP(x) (0x61050 + (x) * 0x1000)
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#define TSI721_OBDMAC_DSWP_MASK 0x0007ffff
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#define TSI721_RQRPTO 0x60010
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#define TSI721_RQRPTO_MASK 0x00ffffff
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#define TSI721_RQRPTO_VAL 400 /* Response TO value */
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/*
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* Inbound Messaging Engine Registers
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* x = 0..7
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*/
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#define TSI721_IB_DEVID_GLOBAL 0xffff
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#define TSI721_IBDMAC_FQBL(x) (0x61200 + (x) * 0x1000)
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#define TSI721_IBDMAC_FQBL_MASK 0xffffffc0
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|
|
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#define TSI721_IBDMAC_FQBH(x) (0x61204 + (x) * 0x1000)
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#define TSI721_IBDMAC_FQBH_MASK 0xffffffff
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#define TSI721_IBDMAC_FQSZ_ENTRY_INX TSI721_IMSGD_RING_SIZE
|
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#define TSI721_IBDMAC_FQSZ(x) (0x61208 + (x) * 0x1000)
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#define TSI721_IBDMAC_FQSZ_MASK 0x0000000f
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#define TSI721_IBDMAC_FQRP(x) (0x6120c + (x) * 0x1000)
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#define TSI721_IBDMAC_FQRP_MASK 0x0007ffff
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#define TSI721_IBDMAC_FQWP(x) (0x61210 + (x) * 0x1000)
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#define TSI721_IBDMAC_FQWP_MASK 0x0007ffff
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#define TSI721_IBDMAC_FQTH(x) (0x61214 + (x) * 0x1000)
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#define TSI721_IBDMAC_FQTH_MASK 0x0007ffff
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#define TSI721_IB_DEVID 0x60020
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#define TSI721_IB_DEVID_MASK 0x0000ffff
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#define TSI721_IBDMAC_CTL(x) (0x61240 + (x) * 0x1000)
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#define TSI721_IBDMAC_CTL_MASK 0x00000003
|
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#define TSI721_IBDMAC_CTL_SUSPEND 0x00000002
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#define TSI721_IBDMAC_CTL_INIT 0x00000001
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#define TSI721_IBDMAC_STS(x) (0x61244 + (x) * 0x1000)
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#define TSI721_IBDMAC_STS_MASK 0x007f0000
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#define TSI721_IBSMAC_STS_ABORT 0x00400000
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#define TSI721_IBSMAC_STS_RUN 0x00200000
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#define TSI721_IBSMAC_STS_CS 0x001f0000
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#define TSI721_IBDMAC_INT(x) (0x61248 + (x) * 0x1000)
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#define TSI721_IBDMAC_INTSET(x) (0x6124c + (x) * 0x1000)
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#define TSI721_IBDMAC_INTE(x) (0x61250 + (x) * 0x1000)
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#define TSI721_IBDMAC_INT_MASK 0x0000100f
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#define TSI721_IBDMAC_INT_SRTO 0x00001000
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#define TSI721_IBDMAC_INT_SUSPENDED 0x00000008
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#define TSI721_IBDMAC_INT_PC_ERROR 0x00000004
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#define TSI721_IBDMAC_INT_FQ_LOW 0x00000002
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#define TSI721_IBDMAC_INT_DQ_RCV 0x00000001
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#define TSI721_IBDMAC_INT_ALL TSI721_IBDMAC_INT_MASK
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#define TSI721_IBDMAC_PWE(x) (0x61254 + (x) * 0x1000)
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#define TSI721_IBDMAC_PWE_MASK 0x00001700
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#define TSI721_IBDMAC_PWE_SRTO 0x00001000
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#define TSI721_IBDMAC_PWE_ILL_FMT 0x00000400
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#define TSI721_IBDMAC_PWE_ILL_DEC 0x00000200
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#define TSI721_IBDMAC_PWE_IMP_SP 0x00000100
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#define TSI721_IBDMAC_DQBL(x) (0x61300 + (x) * 0x1000)
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#define TSI721_IBDMAC_DQBL_MASK 0xffffffc0
|
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#define TSI721_IBDMAC_DQBL_ADDR 0xffffffc0
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#define TSI721_IBDMAC_DQBH(x) (0x61304 + (x) * 0x1000)
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#define TSI721_IBDMAC_DQBH_MASK 0xffffffff
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#define TSI721_IBDMAC_DQRP(x) (0x61308 + (x) * 0x1000)
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#define TSI721_IBDMAC_DQRP_MASK 0x0007ffff
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|
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#define TSI721_IBDMAC_DQWR(x) (0x6130c + (x) * 0x1000)
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#define TSI721_IBDMAC_DQWR_MASK 0x0007ffff
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#define TSI721_IBDMAC_DQSZ(x) (0x61314 + (x) * 0x1000)
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#define TSI721_IBDMAC_DQSZ_MASK 0x0000000f
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|
|
/*
|
|
* Messaging Engine Interrupts
|
|
*/
|
|
|
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#define TSI721_SMSG_PWE 0x6a004
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|
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#define TSI721_SMSG_INTE 0x6a000
|
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#define TSI721_SMSG_INT 0x6a008
|
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#define TSI721_SMSG_INTSET 0x6a010
|
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#define TSI721_SMSG_INT_MASK 0x0086ffff
|
|
#define TSI721_SMSG_INT_UNS_RSP 0x00800000
|
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#define TSI721_SMSG_INT_ECC_NCOR 0x00040000
|
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#define TSI721_SMSG_INT_ECC_COR 0x00020000
|
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#define TSI721_SMSG_INT_ECC_NCOR_CH 0x0000ff00
|
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#define TSI721_SMSG_INT_ECC_COR_CH 0x000000ff
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|
|
#define TSI721_SMSG_ECC_LOG 0x6a014
|
|
#define TSI721_SMSG_ECC_LOG_MASK 0x00070007
|
|
#define TSI721_SMSG_ECC_LOG_ECC_NCOR_M 0x00070000
|
|
#define TSI721_SMSG_ECC_LOG_ECC_COR_M 0x00000007
|
|
|
|
#define TSI721_RETRY_GEN_CNT 0x6a100
|
|
#define TSI721_RETRY_GEN_CNT_MASK 0xffffffff
|
|
|
|
#define TSI721_RETRY_RX_CNT 0x6a104
|
|
#define TSI721_RETRY_RX_CNT_MASK 0xffffffff
|
|
|
|
#define TSI721_SMSG_ECC_COR_LOG(x) (0x6a300 + (x) * 4)
|
|
#define TSI721_SMSG_ECC_COR_LOG_MASK 0x000000ff
|
|
|
|
#define TSI721_SMSG_ECC_NCOR(x) (0x6a340 + (x) * 4)
|
|
#define TSI721_SMSG_ECC_NCOR_MASK 0x000000ff
|
|
|
|
/*
|
|
* Block DMA Descriptors
|
|
*/
|
|
|
|
struct tsi721_dma_desc {
|
|
__le32 type_id;
|
|
|
|
#define TSI721_DMAD_DEVID 0x0000ffff
|
|
#define TSI721_DMAD_CRF 0x00010000
|
|
#define TSI721_DMAD_PRIO 0x00060000
|
|
#define TSI721_DMAD_RTYPE 0x00780000
|
|
#define TSI721_DMAD_IOF 0x08000000
|
|
#define TSI721_DMAD_DTYPE 0xe0000000
|
|
|
|
__le32 bcount;
|
|
|
|
#define TSI721_DMAD_BCOUNT1 0x03ffffff /* if DTYPE == 1 */
|
|
#define TSI721_DMAD_BCOUNT2 0x0000000f /* if DTYPE == 2 */
|
|
#define TSI721_DMAD_TT 0x0c000000
|
|
#define TSI721_DMAD_RADDR0 0xc0000000
|
|
|
|
union {
|
|
__le32 raddr_lo; /* if DTYPE == (1 || 2) */
|
|
__le32 next_lo; /* if DTYPE == 3 */
|
|
};
|
|
|
|
#define TSI721_DMAD_CFGOFF 0x00ffffff
|
|
#define TSI721_DMAD_HOPCNT 0xff000000
|
|
|
|
union {
|
|
__le32 raddr_hi; /* if DTYPE == (1 || 2) */
|
|
__le32 next_hi; /* if DTYPE == 3 */
|
|
};
|
|
|
|
union {
|
|
struct { /* if DTYPE == 1 */
|
|
__le32 bufptr_lo;
|
|
__le32 bufptr_hi;
|
|
__le32 s_dist;
|
|
__le32 s_size;
|
|
} t1;
|
|
__le32 data[4]; /* if DTYPE == 2 */
|
|
u32 reserved[4]; /* if DTYPE == 3 */
|
|
};
|
|
} __aligned(32);
|
|
|
|
/*
|
|
* Inbound Messaging Descriptor
|
|
*/
|
|
struct tsi721_imsg_desc {
|
|
__le32 type_id;
|
|
|
|
#define TSI721_IMD_DEVID 0x0000ffff
|
|
#define TSI721_IMD_CRF 0x00010000
|
|
#define TSI721_IMD_PRIO 0x00060000
|
|
#define TSI721_IMD_TT 0x00180000
|
|
#define TSI721_IMD_DTYPE 0xe0000000
|
|
|
|
__le32 msg_info;
|
|
|
|
#define TSI721_IMD_BCOUNT 0x00000ff8
|
|
#define TSI721_IMD_SSIZE 0x0000f000
|
|
#define TSI721_IMD_LETER 0x00030000
|
|
#define TSI721_IMD_XMBOX 0x003c0000
|
|
#define TSI721_IMD_MBOX 0x00c00000
|
|
#define TSI721_IMD_CS 0x78000000
|
|
#define TSI721_IMD_HO 0x80000000
|
|
|
|
__le32 bufptr_lo;
|
|
__le32 bufptr_hi;
|
|
u32 reserved[12];
|
|
|
|
} __aligned(64);
|
|
|
|
/*
|
|
* Outbound Messaging Descriptor
|
|
*/
|
|
struct tsi721_omsg_desc {
|
|
__le32 type_id;
|
|
|
|
#define TSI721_OMD_DEVID 0x0000ffff
|
|
#define TSI721_OMD_CRF 0x00010000
|
|
#define TSI721_OMD_PRIO 0x00060000
|
|
#define TSI721_OMD_IOF 0x08000000
|
|
#define TSI721_OMD_DTYPE 0xe0000000
|
|
#define TSI721_OMD_RSRVD 0x17f80000
|
|
|
|
__le32 msg_info;
|
|
|
|
#define TSI721_OMD_BCOUNT 0x00000ff8
|
|
#define TSI721_OMD_SSIZE 0x0000f000
|
|
#define TSI721_OMD_LETER 0x00030000
|
|
#define TSI721_OMD_XMBOX 0x003c0000
|
|
#define TSI721_OMD_MBOX 0x00c00000
|
|
#define TSI721_OMD_TT 0x0c000000
|
|
|
|
union {
|
|
__le32 bufptr_lo; /* if DTYPE == 4 */
|
|
__le32 next_lo; /* if DTYPE == 5 */
|
|
};
|
|
|
|
union {
|
|
__le32 bufptr_hi; /* if DTYPE == 4 */
|
|
__le32 next_hi; /* if DTYPE == 5 */
|
|
};
|
|
|
|
} __aligned(16);
|
|
|
|
struct tsi721_dma_sts {
|
|
__le64 desc_sts[8];
|
|
} __aligned(64);
|
|
|
|
struct tsi721_desc_sts_fifo {
|
|
union {
|
|
__le64 da64;
|
|
struct {
|
|
__le32 lo;
|
|
__le32 hi;
|
|
} da32;
|
|
} stat[8];
|
|
} __aligned(64);
|
|
|
|
/* Descriptor types for BDMA and Messaging blocks */
|
|
enum dma_dtype {
|
|
DTYPE1 = 1, /* Data Transfer DMA Descriptor */
|
|
DTYPE2 = 2, /* Immediate Data Transfer DMA Descriptor */
|
|
DTYPE3 = 3, /* Block Pointer DMA Descriptor */
|
|
DTYPE4 = 4, /* Outbound Msg DMA Descriptor */
|
|
DTYPE5 = 5, /* OB Messaging Block Pointer Descriptor */
|
|
DTYPE6 = 6 /* Inbound Messaging Descriptor */
|
|
};
|
|
|
|
enum dma_rtype {
|
|
NREAD = 0,
|
|
LAST_NWRITE_R = 1,
|
|
ALL_NWRITE = 2,
|
|
ALL_NWRITE_R = 3,
|
|
MAINT_RD = 4,
|
|
MAINT_WR = 5
|
|
};
|
|
|
|
/*
|
|
* mport Driver Definitions
|
|
*/
|
|
#define TSI721_DMA_CHNUM TSI721_DMA_MAXCH
|
|
|
|
#define TSI721_DMACH_MAINT 0 /* DMA channel for maint requests */
|
|
#define TSI721_DMACH_MAINT_NBD 32 /* Number of BDs for maint requests */
|
|
|
|
#define TSI721_DMACH_DMA 1 /* DMA channel for data transfers */
|
|
|
|
#define MSG_DMA_ENTRY_INX_TO_SIZE(x) ((0x10 << (x)) & 0xFFFF0)
|
|
|
|
enum tsi721_smsg_int_flag {
|
|
SMSG_INT_NONE = 0x00000000,
|
|
SMSG_INT_ECC_COR_CH = 0x000000ff,
|
|
SMSG_INT_ECC_NCOR_CH = 0x0000ff00,
|
|
SMSG_INT_ECC_COR = 0x00020000,
|
|
SMSG_INT_ECC_NCOR = 0x00040000,
|
|
SMSG_INT_UNS_RSP = 0x00800000,
|
|
SMSG_INT_ALL = 0x0006ffff
|
|
};
|
|
|
|
/* Structures */
|
|
|
|
#ifdef CONFIG_RAPIDIO_DMA_ENGINE
|
|
|
|
struct tsi721_tx_desc {
|
|
struct dma_async_tx_descriptor txd;
|
|
struct tsi721_dma_desc *hw_desc;
|
|
u16 destid;
|
|
/* low 64-bits of 66-bit RIO address */
|
|
u64 rio_addr;
|
|
/* upper 2-bits of 66-bit RIO address */
|
|
u8 rio_addr_u;
|
|
bool interrupt;
|
|
struct list_head desc_node;
|
|
struct list_head tx_list;
|
|
};
|
|
|
|
struct tsi721_bdma_chan {
|
|
int id;
|
|
void __iomem *regs;
|
|
int bd_num; /* number of buffer descriptors */
|
|
void *bd_base; /* start of DMA descriptors */
|
|
dma_addr_t bd_phys;
|
|
void *sts_base; /* start of DMA BD status FIFO */
|
|
dma_addr_t sts_phys;
|
|
int sts_size;
|
|
u32 sts_rdptr;
|
|
u32 wr_count;
|
|
u32 wr_count_next;
|
|
|
|
struct dma_chan dchan;
|
|
struct tsi721_tx_desc *tx_desc;
|
|
spinlock_t lock;
|
|
struct list_head active_list;
|
|
struct list_head queue;
|
|
struct list_head free_list;
|
|
dma_cookie_t completed_cookie;
|
|
struct tasklet_struct tasklet;
|
|
};
|
|
|
|
#endif /* CONFIG_RAPIDIO_DMA_ENGINE */
|
|
|
|
struct tsi721_bdma_maint {
|
|
int ch_id; /* BDMA channel number */
|
|
int bd_num; /* number of buffer descriptors */
|
|
void *bd_base; /* start of DMA descriptors */
|
|
dma_addr_t bd_phys;
|
|
void *sts_base; /* start of DMA BD status FIFO */
|
|
dma_addr_t sts_phys;
|
|
int sts_size;
|
|
};
|
|
|
|
struct tsi721_imsg_ring {
|
|
u32 size;
|
|
/* VA/PA of data buffers for incoming messages */
|
|
void *buf_base;
|
|
dma_addr_t buf_phys;
|
|
/* VA/PA of circular free buffer list */
|
|
void *imfq_base;
|
|
dma_addr_t imfq_phys;
|
|
/* VA/PA of Inbound message descriptors */
|
|
void *imd_base;
|
|
dma_addr_t imd_phys;
|
|
/* Inbound Queue buffer pointers */
|
|
void *imq_base[TSI721_IMSGD_RING_SIZE];
|
|
|
|
u32 rx_slot;
|
|
void *dev_id;
|
|
u32 fq_wrptr;
|
|
u32 desc_rdptr;
|
|
spinlock_t lock;
|
|
};
|
|
|
|
struct tsi721_omsg_ring {
|
|
u32 size;
|
|
/* VA/PA of OB Msg descriptors */
|
|
void *omd_base;
|
|
dma_addr_t omd_phys;
|
|
/* VA/PA of OB Msg data buffers */
|
|
void *omq_base[TSI721_OMSGD_RING_SIZE];
|
|
dma_addr_t omq_phys[TSI721_OMSGD_RING_SIZE];
|
|
/* VA/PA of OB Msg descriptor status FIFO */
|
|
void *sts_base;
|
|
dma_addr_t sts_phys;
|
|
u32 sts_size; /* # of allocated status entries */
|
|
u32 sts_rdptr;
|
|
|
|
u32 tx_slot;
|
|
void *dev_id;
|
|
u32 wr_count;
|
|
spinlock_t lock;
|
|
};
|
|
|
|
enum tsi721_flags {
|
|
TSI721_USING_MSI = (1 << 0),
|
|
TSI721_USING_MSIX = (1 << 1),
|
|
TSI721_IMSGID_SET = (1 << 2),
|
|
};
|
|
|
|
#ifdef CONFIG_PCI_MSI
|
|
/*
|
|
* MSI-X Table Entries (0 ... 69)
|
|
*/
|
|
#define TSI721_MSIX_DMACH_DONE(x) (0 + (x))
|
|
#define TSI721_MSIX_DMACH_INT(x) (8 + (x))
|
|
#define TSI721_MSIX_BDMA_INT 16
|
|
#define TSI721_MSIX_OMSG_DONE(x) (17 + (x))
|
|
#define TSI721_MSIX_OMSG_INT(x) (25 + (x))
|
|
#define TSI721_MSIX_IMSG_DQ_RCV(x) (33 + (x))
|
|
#define TSI721_MSIX_IMSG_INT(x) (41 + (x))
|
|
#define TSI721_MSIX_MSG_INT 49
|
|
#define TSI721_MSIX_SR2PC_IDBQ_RCV(x) (50 + (x))
|
|
#define TSI721_MSIX_SR2PC_CH_INT(x) (58 + (x))
|
|
#define TSI721_MSIX_SR2PC_INT 66
|
|
#define TSI721_MSIX_PC2SR_INT 67
|
|
#define TSI721_MSIX_SRIO_MAC_INT 68
|
|
#define TSI721_MSIX_I2C_INT 69
|
|
|
|
/* MSI-X vector and init table entry indexes */
|
|
enum tsi721_msix_vect {
|
|
TSI721_VECT_IDB,
|
|
TSI721_VECT_PWRX, /* PW_RX is part of SRIO MAC Interrupt reporting */
|
|
TSI721_VECT_OMB0_DONE,
|
|
TSI721_VECT_OMB1_DONE,
|
|
TSI721_VECT_OMB2_DONE,
|
|
TSI721_VECT_OMB3_DONE,
|
|
TSI721_VECT_OMB0_INT,
|
|
TSI721_VECT_OMB1_INT,
|
|
TSI721_VECT_OMB2_INT,
|
|
TSI721_VECT_OMB3_INT,
|
|
TSI721_VECT_IMB0_RCV,
|
|
TSI721_VECT_IMB1_RCV,
|
|
TSI721_VECT_IMB2_RCV,
|
|
TSI721_VECT_IMB3_RCV,
|
|
TSI721_VECT_IMB0_INT,
|
|
TSI721_VECT_IMB1_INT,
|
|
TSI721_VECT_IMB2_INT,
|
|
TSI721_VECT_IMB3_INT,
|
|
#ifdef CONFIG_RAPIDIO_DMA_ENGINE
|
|
TSI721_VECT_DMA0_DONE,
|
|
TSI721_VECT_DMA1_DONE,
|
|
TSI721_VECT_DMA2_DONE,
|
|
TSI721_VECT_DMA3_DONE,
|
|
TSI721_VECT_DMA4_DONE,
|
|
TSI721_VECT_DMA5_DONE,
|
|
TSI721_VECT_DMA6_DONE,
|
|
TSI721_VECT_DMA7_DONE,
|
|
TSI721_VECT_DMA0_INT,
|
|
TSI721_VECT_DMA1_INT,
|
|
TSI721_VECT_DMA2_INT,
|
|
TSI721_VECT_DMA3_INT,
|
|
TSI721_VECT_DMA4_INT,
|
|
TSI721_VECT_DMA5_INT,
|
|
TSI721_VECT_DMA6_INT,
|
|
TSI721_VECT_DMA7_INT,
|
|
#endif /* CONFIG_RAPIDIO_DMA_ENGINE */
|
|
TSI721_VECT_MAX
|
|
};
|
|
|
|
#define IRQ_DEVICE_NAME_MAX 64
|
|
|
|
struct msix_irq {
|
|
u16 vector;
|
|
char irq_name[IRQ_DEVICE_NAME_MAX];
|
|
};
|
|
#endif /* CONFIG_PCI_MSI */
|
|
|
|
struct tsi721_device {
|
|
struct pci_dev *pdev;
|
|
struct rio_mport *mport;
|
|
u32 flags;
|
|
void __iomem *regs;
|
|
#ifdef CONFIG_PCI_MSI
|
|
struct msix_irq msix[TSI721_VECT_MAX];
|
|
#endif
|
|
/* Doorbells */
|
|
void __iomem *odb_base;
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void *idb_base;
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dma_addr_t idb_dma;
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struct work_struct idb_work;
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u32 db_discard_count;
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/* Inbound Port-Write */
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struct work_struct pw_work;
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struct kfifo pw_fifo;
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spinlock_t pw_fifo_lock;
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u32 pw_discard_count;
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|
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/* BDMA Engine */
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struct tsi721_bdma_maint mdma; /* Maintenance rd/wr request channel */
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|
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#ifdef CONFIG_RAPIDIO_DMA_ENGINE
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struct tsi721_bdma_chan bdma[TSI721_DMA_CHNUM];
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#endif
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|
|
|
/* Inbound Messaging */
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|
int imsg_init[TSI721_IMSG_CHNUM];
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struct tsi721_imsg_ring imsg_ring[TSI721_IMSG_CHNUM];
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|
|
|
/* Outbound Messaging */
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|
int omsg_init[TSI721_OMSG_CHNUM];
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|
struct tsi721_omsg_ring omsg_ring[TSI721_OMSG_CHNUM];
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|
};
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|
|
|
#ifdef CONFIG_RAPIDIO_DMA_ENGINE
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extern void tsi721_bdma_handler(struct tsi721_bdma_chan *bdma_chan);
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extern int tsi721_register_dma(struct tsi721_device *priv);
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#endif
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|
#endif
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