From: Hong Liu <[email protected]>
Signed-off-by: Hong Liu <[email protected]>
Signed-off-by: Alan Cox <[email protected]>
---
drivers/platform/x86/intel_scu_ipc.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/platform/x86/intel_scu_ipc.c
b/drivers/platform/x86/intel_scu_ipc.c
index 84a2d4b..23b6d46 100644
--- a/drivers/platform/x86/intel_scu_ipc.c
+++ b/drivers/platform/x86/intel_scu_ipc.c
@@ -148,7 +148,10 @@ static inline int busy_loop(void) /* Wait till scu status
is busy */
return -ETIMEDOUT;
}
}
- return (status >> 1) & 1;
+ if ((status >> 1) & 1)
+ return -EIO;
+
+ return 0;
}
/* Read/Write power control(PMIC in Langwell, MSIC in PenWell) registers */
--
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