summaryrefslogtreecommitdiff
path: root/include/asm-s390/qdio.h
diff options
context:
space:
mode:
authorMartin Schwidefsky <schwidefsky@de.ibm.com>2008-08-01 22:42:05 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-08-01 22:42:05 +0400
commitc6557e7f2b6ae76a44653d38f835174074c42e05 (patch)
treeda619a76b309cb1cd259d082af768a83cfcd6d52 /include/asm-s390/qdio.h
parentab4227cb2d936886069ef1056c02500d05beb15d (diff)
downloadlinux-c6557e7f2b6ae76a44653d38f835174074c42e05.tar.xz
[S390] move include/asm-s390 to arch/s390/include/asm
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390/qdio.h')
-rw-r--r--include/asm-s390/qdio.h382
1 files changed, 0 insertions, 382 deletions
diff --git a/include/asm-s390/qdio.h b/include/asm-s390/qdio.h
deleted file mode 100644
index 6813772171f2..000000000000
--- a/include/asm-s390/qdio.h
+++ /dev/null
@@ -1,382 +0,0 @@
-/*
- * linux/include/asm-s390/qdio.h
- *
- * Copyright 2000,2008 IBM Corp.
- * Author(s): Utz Bacher <utz.bacher@de.ibm.com>
- * Jan Glauber <jang@linux.vnet.ibm.com>
- *
- */
-#ifndef __QDIO_H__
-#define __QDIO_H__
-
-#include <linux/interrupt.h>
-#include <asm/cio.h>
-#include <asm/ccwdev.h>
-
-#define QDIO_MAX_QUEUES_PER_IRQ 32
-#define QDIO_MAX_BUFFERS_PER_Q 128
-#define QDIO_MAX_BUFFERS_MASK (QDIO_MAX_BUFFERS_PER_Q - 1)
-#define QDIO_MAX_ELEMENTS_PER_BUFFER 16
-#define QDIO_SBAL_SIZE 256
-
-#define QDIO_QETH_QFMT 0
-#define QDIO_ZFCP_QFMT 1
-#define QDIO_IQDIO_QFMT 2
-
-/**
- * struct qdesfmt0 - queue descriptor, format 0
- * @sliba: storage list information block address
- * @sla: storage list address
- * @slsba: storage list state block address
- * @akey: access key for DLIB
- * @bkey: access key for SL
- * @ckey: access key for SBALs
- * @dkey: access key for SLSB
- */
-struct qdesfmt0 {
- u64 sliba;
- u64 sla;
- u64 slsba;
- u32 : 32;
- u32 akey : 4;
- u32 bkey : 4;
- u32 ckey : 4;
- u32 dkey : 4;
- u32 : 16;
-} __attribute__ ((packed));
-
-/**
- * struct qdr - queue description record (QDR)
- * @qfmt: queue format
- * @pfmt: implementation dependent parameter format
- * @ac: adapter characteristics
- * @iqdcnt: input queue descriptor count
- * @oqdcnt: output queue descriptor count
- * @iqdsz: inpout queue descriptor size
- * @oqdsz: output queue descriptor size
- * @qiba: queue information block address
- * @qkey: queue information block key
- * @qdf0: queue descriptions
- */
-struct qdr {
- u32 qfmt : 8;
- u32 pfmt : 8;
- u32 : 8;
- u32 ac : 8;
- u32 : 8;
- u32 iqdcnt : 8;
- u32 : 8;
- u32 oqdcnt : 8;
- u32 : 8;
- u32 iqdsz : 8;
- u32 : 8;
- u32 oqdsz : 8;
- /* private: */
- u32 res[9];
- /* public: */
- u64 qiba;
- u32 : 32;
- u32 qkey : 4;
- u32 : 28;
- struct qdesfmt0 qdf0[126];
-} __attribute__ ((packed, aligned(4096)));
-
-#define QIB_AC_OUTBOUND_PCI_SUPPORTED 0x40
-#define QIB_RFLAGS_ENABLE_QEBSM 0x80
-
-/**
- * struct qib - queue information block (QIB)
- * @qfmt: queue format
- * @pfmt: implementation dependent parameter format
- * @rflags: QEBSM
- * @ac: adapter characteristics
- * @isliba: absolute address of first input SLIB
- * @osliba: absolute address of first output SLIB
- * @ebcnam: adapter identifier in EBCDIC
- * @parm: implementation dependent parameters
- */
-struct qib {
- u32 qfmt : 8;
- u32 pfmt : 8;
- u32 rflags : 8;
- u32 ac : 8;
- u32 : 32;
- u64 isliba;
- u64 osliba;
- u32 : 32;
- u32 : 32;
- u8 ebcnam[8];
- /* private: */
- u8 res[88];
- /* public: */
- u8 parm[QDIO_MAX_BUFFERS_PER_Q];
-} __attribute__ ((packed, aligned(256)));
-
-/**
- * struct slibe - storage list information block element (SLIBE)
- * @parms: implementation dependent parameters
- */
-struct slibe {
- u64 parms;
-};
-
-/**
- * struct slib - storage list information block (SLIB)
- * @nsliba: next SLIB address (if any)
- * @sla: SL address
- * @slsba: SLSB address
- * @slibe: SLIB elements
- */
-struct slib {
- u64 nsliba;
- u64 sla;
- u64 slsba;
- /* private: */
- u8 res[1000];
- /* public: */
- struct slibe slibe[QDIO_MAX_BUFFERS_PER_Q];
-} __attribute__ ((packed, aligned(2048)));
-
-/**
- * struct sbal_flags - storage block address list flags
- * @last: last entry
- * @cont: contiguous storage
- * @frag: fragmentation
- */
-struct sbal_flags {
- u8 : 1;
- u8 last : 1;
- u8 cont : 1;
- u8 : 1;
- u8 frag : 2;
- u8 : 2;
-} __attribute__ ((packed));
-
-#define SBAL_FLAGS_FIRST_FRAG 0x04000000UL
-#define SBAL_FLAGS_MIDDLE_FRAG 0x08000000UL
-#define SBAL_FLAGS_LAST_FRAG 0x0c000000UL
-#define SBAL_FLAGS_LAST_ENTRY 0x40000000UL
-#define SBAL_FLAGS_CONTIGUOUS 0x20000000UL
-
-#define SBAL_FLAGS0_DATA_CONTINUATION 0x20UL
-
-/* Awesome OpenFCP extensions */
-#define SBAL_FLAGS0_TYPE_STATUS 0x00UL
-#define SBAL_FLAGS0_TYPE_WRITE 0x08UL
-#define SBAL_FLAGS0_TYPE_READ 0x10UL
-#define SBAL_FLAGS0_TYPE_WRITE_READ 0x18UL
-#define SBAL_FLAGS0_MORE_SBALS 0x04UL
-#define SBAL_FLAGS0_COMMAND 0x02UL
-#define SBAL_FLAGS0_LAST_SBAL 0x00UL
-#define SBAL_FLAGS0_ONLY_SBAL SBAL_FLAGS0_COMMAND
-#define SBAL_FLAGS0_MIDDLE_SBAL SBAL_FLAGS0_MORE_SBALS
-#define SBAL_FLAGS0_FIRST_SBAL SBAL_FLAGS0_MORE_SBALS | SBAL_FLAGS0_COMMAND
-#define SBAL_FLAGS0_PCI 0x40
-
-/**
- * struct sbal_sbalf_0 - sbal flags for sbale 0
- * @pci: PCI indicator
- * @cont: data continuation
- * @sbtype: storage-block type (FCP)
- */
-struct sbal_sbalf_0 {
- u8 : 1;
- u8 pci : 1;
- u8 cont : 1;
- u8 sbtype : 2;
- u8 : 3;
-} __attribute__ ((packed));
-
-/**
- * struct sbal_sbalf_1 - sbal flags for sbale 1
- * @key: storage key
- */
-struct sbal_sbalf_1 {
- u8 : 4;
- u8 key : 4;
-} __attribute__ ((packed));
-
-/**
- * struct sbal_sbalf_14 - sbal flags for sbale 14
- * @erridx: error index
- */
-struct sbal_sbalf_14 {
- u8 : 4;
- u8 erridx : 4;
-} __attribute__ ((packed));
-
-/**
- * struct sbal_sbalf_15 - sbal flags for sbale 15
- * @reason: reason for error state
- */
-struct sbal_sbalf_15 {
- u8 reason;
-} __attribute__ ((packed));
-
-/**
- * union sbal_sbalf - storage block address list flags
- * @i0: sbalf0
- * @i1: sbalf1
- * @i14: sbalf14
- * @i15: sblaf15
- * @value: raw value
- */
-union sbal_sbalf {
- struct sbal_sbalf_0 i0;
- struct sbal_sbalf_1 i1;
- struct sbal_sbalf_14 i14;
- struct sbal_sbalf_15 i15;
- u8 value;
-};
-
-/**
- * struct qdio_buffer_element - SBAL entry
- * @flags: flags
- * @length: length
- * @addr: address
-*/
-struct qdio_buffer_element {
- u32 flags;
- u32 length;
-#ifdef CONFIG_32BIT
- /* private: */
- void *reserved;
- /* public: */
-#endif
- void *addr;
-} __attribute__ ((packed, aligned(16)));
-
-/**
- * struct qdio_buffer - storage block address list (SBAL)
- * @element: SBAL entries
- */
-struct qdio_buffer {
- struct qdio_buffer_element element[QDIO_MAX_ELEMENTS_PER_BUFFER];
-} __attribute__ ((packed, aligned(256)));
-
-/**
- * struct sl_element - storage list entry
- * @sbal: absolute SBAL address
- */
-struct sl_element {
-#ifdef CONFIG_32BIT
- /* private: */
- unsigned long reserved;
- /* public: */
-#endif
- unsigned long sbal;
-} __attribute__ ((packed));
-
-/**
- * struct sl - storage list (SL)
- * @element: SL entries
- */
-struct sl {
- struct sl_element element[QDIO_MAX_BUFFERS_PER_Q];
-} __attribute__ ((packed, aligned(1024)));
-
-/**
- * struct slsb - storage list state block (SLSB)
- * @val: state per buffer
- */
-struct slsb {
- u8 val[QDIO_MAX_BUFFERS_PER_Q];
-} __attribute__ ((packed, aligned(256)));
-
-struct qdio_ssqd_desc {
- u8 flags;
- u8:8;
- u16 sch;
- u8 qfmt;
- u8 parm;
- u8 qdioac1;
- u8 sch_class;
- u8 pcnt;
- u8 icnt;
- u8:8;
- u8 ocnt;
- u8:8;
- u8 mbccnt;
- u16 qdioac2;
- u64 sch_token;
- u64:64;
-} __attribute__ ((packed));
-
-/* params are: ccw_device, qdio_error, queue_number,
- first element processed, number of elements processed, int_parm */
-typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
- int, int, unsigned long);
-
-/* qdio errors reported to the upper-layer program */
-#define QDIO_ERROR_SIGA_ACCESS_EXCEPTION 0x10
-#define QDIO_ERROR_SIGA_BUSY 0x20
-#define QDIO_ERROR_ACTIVATE_CHECK_CONDITION 0x40
-#define QDIO_ERROR_SLSB_STATE 0x80
-
-/* for qdio_initialize */
-#define QDIO_INBOUND_0COPY_SBALS 0x01
-#define QDIO_OUTBOUND_0COPY_SBALS 0x02
-#define QDIO_USE_OUTBOUND_PCIS 0x04
-
-/* for qdio_cleanup */
-#define QDIO_FLAG_CLEANUP_USING_CLEAR 0x01
-#define QDIO_FLAG_CLEANUP_USING_HALT 0x02
-
-/**
- * struct qdio_initialize - qdio initalization data
- * @cdev: associated ccw device
- * @q_format: queue format
- * @adapter_name: name for the adapter
- * @qib_param_field_format: format for qib_parm_field
- * @qib_param_field: pointer to 128 bytes or NULL, if no param field
- * @input_slib_elements: pointer to no_input_qs * 128 words of data or NULL
- * @output_slib_elements: pointer to no_output_qs * 128 words of data or NULL
- * @no_input_qs: number of input queues
- * @no_output_qs: number of output queues
- * @input_handler: handler to be called for input queues
- * @output_handler: handler to be called for output queues
- * @int_parm: interruption parameter
- * @flags: initialization flags
- * @input_sbal_addr_array: address of no_input_qs * 128 pointers
- * @output_sbal_addr_array: address of no_output_qs * 128 pointers
- */
-struct qdio_initialize {
- struct ccw_device *cdev;
- unsigned char q_format;
- unsigned char adapter_name[8];
- unsigned int qib_param_field_format;
- unsigned char *qib_param_field;
- unsigned long *input_slib_elements;
- unsigned long *output_slib_elements;
- unsigned int no_input_qs;
- unsigned int no_output_qs;
- qdio_handler_t *input_handler;
- qdio_handler_t *output_handler;
- unsigned long int_parm;
- unsigned long flags;
- void **input_sbal_addr_array;
- void **output_sbal_addr_array;
-};
-
-#define QDIO_STATE_INACTIVE 0x00000002 /* after qdio_cleanup */
-#define QDIO_STATE_ESTABLISHED 0x00000004 /* after qdio_establish */
-#define QDIO_STATE_ACTIVE 0x00000008 /* after qdio_activate */
-#define QDIO_STATE_STOPPED 0x00000010 /* after queues went down */
-
-#define QDIO_FLAG_SYNC_INPUT 0x01
-#define QDIO_FLAG_SYNC_OUTPUT 0x02
-#define QDIO_FLAG_PCI_OUT 0x10
-
-extern int qdio_initialize(struct qdio_initialize *init_data);
-extern int qdio_allocate(struct qdio_initialize *init_data);
-extern int qdio_establish(struct qdio_initialize *init_data);
-extern int qdio_activate(struct ccw_device *);
-
-extern int do_QDIO(struct ccw_device*, unsigned int flags,
- int q_nr, int qidx, int count);
-extern int qdio_cleanup(struct ccw_device*, int how);
-extern int qdio_shutdown(struct ccw_device*, int how);
-extern int qdio_free(struct ccw_device *);
-extern struct qdio_ssqd_desc *qdio_get_ssqd_desc(struct ccw_device *cdev);
-
-#endif /* __QDIO_H__ */