Release 4.14 arch/s390/include/asm/pci_insn.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_S390_PCI_INSN_H
#define _ASM_S390_PCI_INSN_H
/* Load/Store status codes */
#define ZPCI_PCI_ST_FUNC_NOT_ENABLED 4
#define ZPCI_PCI_ST_FUNC_IN_ERR 8
#define ZPCI_PCI_ST_BLOCKED 12
#define ZPCI_PCI_ST_INSUF_RES 16
#define ZPCI_PCI_ST_INVAL_AS 20
#define ZPCI_PCI_ST_FUNC_ALREADY_ENABLED 24
#define ZPCI_PCI_ST_DMA_AS_NOT_ENABLED 28
#define ZPCI_PCI_ST_2ND_OP_IN_INV_AS 36
#define ZPCI_PCI_ST_FUNC_NOT_AVAIL 40
#define ZPCI_PCI_ST_ALREADY_IN_RQ_STATE 44
/* Load/Store return codes */
#define ZPCI_PCI_LS_OK 0
#define ZPCI_PCI_LS_ERR 1
#define ZPCI_PCI_LS_BUSY 2
#define ZPCI_PCI_LS_INVAL_HANDLE 3
/* Load/Store address space identifiers */
#define ZPCI_PCIAS_MEMIO_0 0
#define ZPCI_PCIAS_MEMIO_1 1
#define ZPCI_PCIAS_MEMIO_2 2
#define ZPCI_PCIAS_MEMIO_3 3
#define ZPCI_PCIAS_MEMIO_4 4
#define ZPCI_PCIAS_MEMIO_5 5
#define ZPCI_PCIAS_CFGSPC 15
/* Modify PCI Function Controls */
#define ZPCI_MOD_FC_REG_INT 2
#define ZPCI_MOD_FC_DEREG_INT 3
#define ZPCI_MOD_FC_REG_IOAT 4
#define ZPCI_MOD_FC_DEREG_IOAT 5
#define ZPCI_MOD_FC_REREG_IOAT 6
#define ZPCI_MOD_FC_RESET_ERROR 7
#define ZPCI_MOD_FC_RESET_BLOCK 9
#define ZPCI_MOD_FC_SET_MEASURE 10
/* FIB function controls */
#define ZPCI_FIB_FC_ENABLED 0x80
#define ZPCI_FIB_FC_ERROR 0x40
#define ZPCI_FIB_FC_LS_BLOCKED 0x20
#define ZPCI_FIB_FC_DMAAS_REG 0x10
/* FIB function controls */
#define ZPCI_FIB_FC_ENABLED 0x80
#define ZPCI_FIB_FC_ERROR 0x40
#define ZPCI_FIB_FC_LS_BLOCKED 0x20
#define ZPCI_FIB_FC_DMAAS_REG 0x10
/* Function Information Block */
struct zpci_fib {
u32 fmt : 8; /* format */
u32 : 24;
u32 : 32;
u8 fc; /* function controls */
u64 : 56;
u64 pba; /* PCI base address */
u64 pal; /* PCI address limit */
u64 iota; /* I/O Translation Anchor */
u32 : 1;
u32 isc : 3; /* Interrupt subclass */
u32 noi : 12; /* Number of interrupts */
u32 : 2;
u32 aibvo : 6; /* Adapter interrupt bit vector offset */
u32 sum : 1; /* Adapter int summary bit enabled */
u32 : 1;
u32 aisbo : 6; /* Adapter int summary bit offset */
u32 : 32;
u64 aibv; /* Adapter int bit vector address */
u64 aisb; /* Adapter int summary bit address */
u64 fmb_addr; /* Function measurement block address and key */
u32 : 32;
u32 gd;
} __packed __aligned(8);
u8 zpci_mod_fc(u64 req, struct zpci_fib *fib, u8 *status);
int zpci_refresh_trans(u64 fn, u64 addr, u64 range);
int zpci_load(u64 *data, u64 req, u64 offset);
int zpci_store(u64 data, u64 req, u64 offset);
int zpci_store_block(const u64 *data, u64 req, u64 offset);
void zpci_set_irq_ctrl(u16 ctl, char *unused, u8 isc);
#endif
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