types: add temperature threshold feature TMPTHH field

The field supported by NVMe revision 2.1.

Signed-off-by: Tokunori Ikegami <[email protected]>

Author: ikegami-t

src/libnvme.map

@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: LGPL-2.1-or-later
 LIBNVME_UNRELEASED {
 	global:
+		nvme_set_features_temp_thresh2;
 		nvme_subsystem_get_serial;
 };
 

src/nvme/ioctl.c

@@ -722,6 +722,19 @@ int nvme_set_features_temp_thresh(int fd, __u16 tmpth, __u8 tmpsel,
 				   result);
 }
 
+int nvme_set_features_temp_thresh2(int fd, __u16 tmpth, __u8 tmpsel,
+				   enum nvme_feat_tmpthresh_thsel thsel, __u8 tmpthh,
+				   bool save, __u32 *result)
+{
+	__u32 value = NVME_SET(tmpth, FEAT_TT_TMPTH) |
+			NVME_SET(tmpsel, FEAT_TT_TMPSEL) |
+			NVME_SET(thsel, FEAT_TT_THSEL) |
+			NVME_SET(tmpthh, FEAT_TT_TMPTHH);
+
+	return __nvme_set_features(fd, NVME_FEAT_FID_TEMP_THRESH, value, save,
+				   result);
+}
+
 int nvme_set_features_err_recovery(int fd, __u32 nsid, __u16 tler, bool dulbe,
 				   bool save, __u32 *result)
 {

src/nvme/ioctl.h

@@ -2721,6 +2721,23 @@ int nvme_set_features_temp_thresh(int fd, __u16 tmpth, __u8 tmpsel,
 				  enum nvme_feat_tmpthresh_thsel thsel,
 				  bool save, __u32 *result);
 
+/**
+ * nvme_set_features_temp_thresh2() - Set temperature threshold feature
+ * @fd:		File descriptor of nvme device
+ * @tmpth:	Temperature Threshold
+ * @tmpsel:	Threshold Temperature Select
+ * @thsel:	Threshold Type Select
+ * @tmpthh:	Temperature Threshold Hysteresis
+ * @save:	Save value across power states
+ * @result:	The command completion result from CQE dword0
+ *
+ * Return: The nvme command status if a response was received (see
+ * &enum nvme_status_field) or -1 with errno set otherwise.
+ */
+int nvme_set_features_temp_thresh2(int fd, __u16 tmpth, __u8 tmpsel,
+				   enum nvme_feat_tmpthresh_thsel thsel, __u8 tmpthh,
+				   bool save, __u32 *result);
+
 /**
  * nvme_set_features_err_recovery() - Set error recovery feature
  * @fd:		File descriptor of nvme device

src/nvme/types.h

@@ -8796,6 +8796,8 @@ enum nvme_features_id {
  * @NVME_FEAT_TT_TMPSEL_MASK:
  * @NVME_FEAT_TT_THSEL_SHIFT:
  * @NVME_FEAT_TT_THSEL_MASK:
+ * @NVME_FEAT_TT_TMPTHH_SHIFT:
+ * @NVME_FEAT_TT_TMPTHH_MASK:
  * @NVME_FEAT_ERROR_RECOVERY_TLER_SHIFT:
  * @NVME_FEAT_ERROR_RECOVERY_TLER_MASK:
  * @NVME_FEAT_ERROR_RECOVERY_DULBE_SHIFT:
@@ -8940,6 +8942,8 @@ enum nvme_feat {
 	NVME_FEAT_TT_TMPSEL_MASK		= 0xf,
 	NVME_FEAT_TT_THSEL_SHIFT		= 20,
 	NVME_FEAT_TT_THSEL_MASK			= 0x3,
+	NVME_FEAT_TT_TMPTHH_SHIFT		= 22,
+	NVME_FEAT_TT_TMPTHH_MASK		= 0x7,
 	NVME_FEAT_ERROR_RECOVERY_TLER_SHIFT	= 0,
 	NVME_FEAT_ERROR_RECOVERY_TLER_MASK	= 0xffff,
 	NVME_FEAT_ERROR_RECOVERY_DULBE_SHIFT	= 16,

src/nvme/util.h

@@ -263,13 +263,16 @@ static inline void nvme_feature_decode_lba_range(__u32 value, __u8 *num)
 #define NVME_FEAT_TT_TMPTH(v)		NVME_GET(v, FEAT_TT_TMPTH)
 #define NVME_FEAT_TT_TMPSEL(v)		NVME_GET(v, FEAT_TT_TMPSEL)
 #define NVME_FEAT_TT_THSEL(v)		NVME_GET(v, FEAT_TT_THSEL)
+#define NVME_FEAT_TT_TMPTHH(v)		NVME_GET(v, FEAT_TT_TMPTHH)
 
 static inline void nvme_feature_decode_temp_threshold(__u32 value, __u16 *tmpth,
-						      __u8 *tmpsel, __u8 *thsel)
+						      __u8 *tmpsel, __u8 *thsel,
+						      __u8 *tmpthh)
 {
 	*tmpth	= NVME_FEAT_TT_TMPTH(value);
 	*tmpsel	= NVME_FEAT_TT_TMPSEL(value);
 	*thsel	= NVME_FEAT_TT_THSEL(value);
+	*tmpthh	= NVME_FEAT_TT_TMPTHH(value);
 }
 
 #define NVME_FEAT_ER_TLER(v)		NVME_GET(v, FEAT_ERROR_RECOVERY_TLER)