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Subject[PATCH 6/7] firmware: zynqmp: Add support to handle IPI CRC failure
Date
Added new PM error code XST_PM_INVALID_CRC to handle CRC validation failure
during IPI communication.

Co-developed-by: Naman Trivedi Manojbhai <naman.trivedimanojbhai@amd.com>
Signed-off-by: Naman Trivedi Manojbhai <naman.trivedimanojbhai@amd.com>
Signed-off-by: Jay Buddhabhatti <jay.buddhabhatti@amd.com>
---
drivers/firmware/xilinx/zynqmp.c | 1 +
include/linux/firmware/xlnx-zynqmp.h | 1 +
2 files changed, 2 insertions(+)

diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 0316db03fa51..5e497a8ea7e8 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -103,6 +103,7 @@ static int zynqmp_pm_ret_code(u32 ret_status)
case XST_PM_INTERNAL:
case XST_PM_CONFLICT:
case XST_PM_INVALID_NODE:
+ case XST_PM_INVALID_CRC:
default:
return -EINVAL;
}
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index 880c3b17571b..1aadcd2dc34c 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -170,6 +170,7 @@ enum pm_ret_status {
XST_PM_SUCCESS = 0,
XST_PM_INVALID_VERSION = 4,
XST_PM_NO_FEATURE = 19,
+ XST_PM_INVALID_CRC = 301,
XST_PM_INTERNAL = 2000,
XST_PM_CONFLICT = 2001,
XST_PM_NO_ACCESS = 2002,
--
2.17.1
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