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-rw-r--r--arch/s390/include/asm/pci_insn.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/s390/include/asm/pci_insn.h b/arch/s390/include/asm/pci_insn.h
index 15b88b9..1486a98 100644
--- a/arch/s390/include/asm/pci_insn.h
+++ b/arch/s390/include/asm/pci_insn.h
@@ -3,7 +3,7 @@
#include <linux/delay.h>
-#define ZPCI_INSN_BUSY_DELAY 1 /* 1 millisecond */
+#define ZPCI_INSN_BUSY_DELAY 1 /* 1 microsecond */
/* Load/Store status codes */
#define ZPCI_PCI_ST_FUNC_NOT_ENABLED 4
@@ -138,7 +138,7 @@ static inline int rpcit_instr(u64 fn, u64 addr, u64 range)
do {
cc = __rpcit(fn, addr, range, &status);
if (cc == 2)
- msleep(ZPCI_INSN_BUSY_DELAY);
+ udelay(ZPCI_INSN_BUSY_DELAY);
} while (cc == 2);
if (cc)
@@ -198,7 +198,7 @@ static inline int pcilg_instr(u64 *data, u64 req, u64 offset)
do {
cc = __pcilg(data, req, offset, &status);
if (cc == 2)
- msleep(ZPCI_INSN_BUSY_DELAY);
+ udelay(ZPCI_INSN_BUSY_DELAY);
} while (cc == 2);
if (cc) {
@@ -236,7 +236,7 @@ static inline int pcistg_instr(u64 data, u64 req, u64 offset)
do {
cc = __pcistg(data, req, offset, &status);
if (cc == 2)
- msleep(ZPCI_INSN_BUSY_DELAY);
+ udelay(ZPCI_INSN_BUSY_DELAY);
} while (cc == 2);
if (cc)
@@ -268,7 +268,7 @@ static inline int pcistb_instr(const u64 *data, u64 req, u64 offset)
do {
cc = __pcistb(data, req, offset, &status);
if (cc == 2)
- msleep(ZPCI_INSN_BUSY_DELAY);
+ udelay(ZPCI_INSN_BUSY_DELAY);
} while (cc == 2);
if (cc)
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