From 5dac2a98f6542ae1ce78b702374ea4be3f5ee07d Mon Sep 17 00:00:00 2001 From: Jay Buddhabhatti Date: Wed, 29 Nov 2023 03:27:13 -0800 Subject: [PATCH] firmware: zynqmp: Add support to handle IPI CRC failure Added new PM error code XST_PM_INVALID_CRC to handle CRC validation failure during IPI communication. Co-developed-by: Naman Trivedi Manojbhai Signed-off-by: Naman Trivedi Manojbhai Signed-off-by: Jay Buddhabhatti Link: https://lore.kernel.org/r/20231129112713.22718-6-jay.buddhabhatti@amd.com Signed-off-by: Greg Kroah-Hartman --- 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 077b49e440b5..caa0952bfc42 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 ec1800c86006..6b48294f3c92 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -174,6 +174,7 @@ 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,