File 0004-librtas-Add-kernel-uapi-header-papr-indices.h.patch of Package librtas

From da829098907b54627065073d90021e811696e0ee Mon Sep 17 00:00:00 2001
From: Haren Myneni <haren@linux.ibm.com>
Date: Sun, 9 Mar 2025 16:29:10 -0700
Subject: [PATCH 4/9] librtas: Add kernel uapi header papr-indices.h

This header file provides ioctls for the following RTAS calls to
use new kernel interfaces if /dev/papr-indices is available:
ibm,get-indices
ibm,set-dynamic-indicator
ibm,get-dynamic-sensor-state

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
---
 librtas_src/papr-indices.h | 42 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 librtas_src/papr-indices.h

diff --git a/librtas_src/papr-indices.h b/librtas_src/papr-indices.h
new file mode 100644
index 0000000..db47e65
--- /dev/null
+++ b/librtas_src/papr-indices.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _UAPI_PAPR_INDICES_H_
+#define _UAPI_PAPR_INDICES_H_
+
+#include <linux/types.h>
+#include <asm/ioctl.h>
+#include "papr-miscdev.h"
+
+#define SZ_4K				0x00001000
+#define LOC_CODE_SIZE			80
+#define RTAS_GET_INDICES_BUF_SIZE	SZ_4K
+
+struct papr_indices_io_block {
+	union {
+		struct {
+			__u8 is_sensor; /* 0 for indicator and 1 for sensor */
+			__u32 indice_type;
+		} indices;
+		struct {
+			__u32 token; /* Sensor or indicator token */
+			__u32 state; /* get / set state */
+			/*
+			 * PAPR+ 12.3.2.4 Converged Location Code Rules -
+			 * Length Restrictions. 79 characters plus null.
+			 */
+			char location_code_str[LOC_CODE_SIZE]; /* location code */
+		} dynamic_param;
+	};
+};
+
+/*
+ * ioctls for /dev/papr-indices.
+ * PAPR_INDICES_IOC_GET:	Returns a get-indices handle fd to read data
+ * PAPR_DYNAMIC_SENSOR_IOC_GET:	Gets the state of the input sensor
+ * PAPR_DYNAMIC_INDICATOR_IOC_SET: Sets the new state for the input indicator
+ */
+#define PAPR_INDICES_IOC_GET		_IOW(PAPR_MISCDEV_IOC_ID, 3, struct papr_indices_io_block)
+#define PAPR_DYNAMIC_SENSOR_IOC_GET	_IOWR(PAPR_MISCDEV_IOC_ID, 4, struct papr_indices_io_block)
+#define PAPR_DYNAMIC_INDICATOR_IOC_SET	_IOW(PAPR_MISCDEV_IOC_ID, 5, struct papr_indices_io_block)
+
+
+#endif /* _UAPI_PAPR_INDICES_H_ */
-- 
2.47.1