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Diffstat (limited to 'arch/s390/include/asm/fcx.h')
-rw-r--r--arch/s390/include/asm/fcx.h60
1 files changed, 31 insertions, 29 deletions
diff --git a/arch/s390/include/asm/fcx.h b/arch/s390/include/asm/fcx.h
index ef6170995076..80f82a739b45 100644
--- a/arch/s390/include/asm/fcx.h
+++ b/arch/s390/include/asm/fcx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Functions for assembling fcx enabled I/O control blocks.
*
@@ -6,15 +7,16 @@
*/
#ifndef _ASM_S390_FCX_H
-#define _ASM_S390_FCX_H _ASM_S390_FCX_H
+#define _ASM_S390_FCX_H
#include <linux/types.h>
+#include <asm/dma-types.h>
#define TCW_FORMAT_DEFAULT 0
#define TCW_TIDAW_FORMAT_DEFAULT 0
-#define TCW_FLAGS_INPUT_TIDA 1 << (23 - 5)
-#define TCW_FLAGS_TCCB_TIDA 1 << (23 - 6)
-#define TCW_FLAGS_OUTPUT_TIDA 1 << (23 - 7)
+#define TCW_FLAGS_INPUT_TIDA (1 << (23 - 5))
+#define TCW_FLAGS_TCCB_TIDA (1 << (23 - 6))
+#define TCW_FLAGS_OUTPUT_TIDA (1 << (23 - 7))
#define TCW_FLAGS_TIDAW_FORMAT(x) ((x) & 3) << (23 - 9)
#define TCW_FLAGS_GET_TIDAW_FORMAT(x) (((x) >> (23 - 9)) & 3)
@@ -42,23 +44,23 @@ struct tcw {
u32 r:1;
u32 w:1;
u32 :16;
- u64 output;
- u64 input;
- u64 tsb;
- u64 tccb;
+ dma64_t output;
+ dma64_t input;
+ dma64_t tsb;
+ dma64_t tccb;
u32 output_count;
u32 input_count;
u32 :32;
u32 :32;
u32 :32;
- u32 intrg;
+ dma32_t intrg;
} __attribute__ ((packed, aligned(64)));
-#define TIDAW_FLAGS_LAST 1 << (7 - 0)
-#define TIDAW_FLAGS_SKIP 1 << (7 - 1)
-#define TIDAW_FLAGS_DATA_INT 1 << (7 - 2)
-#define TIDAW_FLAGS_TTIC 1 << (7 - 3)
-#define TIDAW_FLAGS_INSERT_CBC 1 << (7 - 4)
+#define TIDAW_FLAGS_LAST (1 << (7 - 0))
+#define TIDAW_FLAGS_SKIP (1 << (7 - 1))
+#define TIDAW_FLAGS_DATA_INT (1 << (7 - 2))
+#define TIDAW_FLAGS_TTIC (1 << (7 - 3))
+#define TIDAW_FLAGS_INSERT_CBC (1 << (7 - 4))
/**
* struct tidaw - Transport-Indirect-Addressing Word (TIDAW)
@@ -72,7 +74,7 @@ struct tidaw {
u32 flags:8;
u32 :24;
u32 count;
- u64 addr;
+ dma64_t addr;
} __attribute__ ((packed, aligned(16)));
/**
@@ -106,9 +108,9 @@ struct tsa_ddpc {
u8 sense[32];
} __attribute__ ((packed));
-#define TSA_INTRG_FLAGS_CU_STATE_VALID 1 << (7 - 0)
-#define TSA_INTRG_FLAGS_DEV_STATE_VALID 1 << (7 - 1)
-#define TSA_INTRG_FLAGS_OP_STATE_VALID 1 << (7 - 2)
+#define TSA_INTRG_FLAGS_CU_STATE_VALID (1 << (7 - 0))
+#define TSA_INTRG_FLAGS_DEV_STATE_VALID (1 << (7 - 1))
+#define TSA_INTRG_FLAGS_OP_STATE_VALID (1 << (7 - 2))
/**
* struct tsa_intrg - Interrogate Transport-Status Area (Intrg. TSA)
@@ -140,10 +142,10 @@ struct tsa_intrg {
#define TSB_FORMAT_DDPC 2
#define TSB_FORMAT_INTRG 3
-#define TSB_FLAGS_DCW_OFFSET_VALID 1 << (7 - 0)
-#define TSB_FLAGS_COUNT_VALID 1 << (7 - 1)
-#define TSB_FLAGS_CACHE_MISS 1 << (7 - 2)
-#define TSB_FLAGS_TIME_VALID 1 << (7 - 3)
+#define TSB_FLAGS_DCW_OFFSET_VALID (1 << (7 - 0))
+#define TSB_FLAGS_COUNT_VALID (1 << (7 - 1))
+#define TSB_FLAGS_CACHE_MISS (1 << (7 - 2))
+#define TSB_FLAGS_TIME_VALID (1 << (7 - 3))
#define TSB_FLAGS_FORMAT(x) ((x) & 7)
#define TSB_FORMAT(t) ((t)->flags & 7)
@@ -179,9 +181,9 @@ struct tsb {
#define DCW_INTRG_RCQ_PRIMARY 1
#define DCW_INTRG_RCQ_SECONDARY 2
-#define DCW_INTRG_FLAGS_MPM 1 < (7 - 0)
-#define DCW_INTRG_FLAGS_PPR 1 < (7 - 1)
-#define DCW_INTRG_FLAGS_CRIT 1 < (7 - 2)
+#define DCW_INTRG_FLAGS_MPM (1 << (7 - 0))
+#define DCW_INTRG_FLAGS_PPR (1 << (7 - 1))
+#define DCW_INTRG_FLAGS_CRIT (1 << (7 - 2))
/**
* struct dcw_intrg_data - Interrogate DCW data
@@ -213,10 +215,10 @@ struct dcw_intrg_data {
u32 :32;
u64 time;
u64 prog_id;
- u8 prog_data[0];
+ u8 prog_data[];
} __attribute__ ((packed));
-#define DCW_FLAGS_CC 1 << (7 - 1)
+#define DCW_FLAGS_CC (1 << (7 - 1))
#define DCW_CMD_WRITE 0x01
#define DCW_CMD_READ 0x02
@@ -240,7 +242,7 @@ struct dcw {
u32 :8;
u32 cd_count:8;
u32 count;
- u8 cd[0];
+ u8 cd[];
} __attribute__ ((packed));
#define TCCB_FORMAT_DEFAULT 0x7f
@@ -285,7 +287,7 @@ struct tccb_tcat {
*/
struct tccb {
struct tccb_tcah tcah;
- u8 tca[0];
+ u8 tca[];
} __attribute__ ((packed, aligned(8)));
struct tcw *tcw_get_intrg(struct tcw *tcw);